Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2012-2014 NVIDIA CORPORATION. All rights reserved. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify it |
| 5 | * under the terms and conditions of the GNU General Public License, |
| 6 | * version 2, as published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope it will be useful, but WITHOUT |
| 9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 11 | * more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 15 | */ |
| 16 | |
| 17 | #include <linux/io.h> |
| 18 | #include <linux/clk.h> |
| 19 | #include <linux/clk-provider.h> |
| 20 | #include <linux/clkdev.h> |
| 21 | #include <linux/of.h> |
| 22 | #include <linux/of_address.h> |
| 23 | #include <linux/delay.h> |
| 24 | #include <linux/export.h> |
| 25 | #include <linux/clk/tegra.h> |
| 26 | #include <dt-bindings/clock/tegra210-car.h> |
| 27 | |
| 28 | #include "clk.h" |
| 29 | #include "clk-id.h" |
| 30 | |
| 31 | /* |
| 32 | * TEGRA210_CAR_BANK_COUNT: the number of peripheral clock register |
| 33 | * banks present in the Tegra210 CAR IP block. The banks are |
| 34 | * identified by single letters, e.g.: L, H, U, V, W, X, Y. See |
| 35 | * periph_regs[] in drivers/clk/tegra/clk.c |
| 36 | */ |
| 37 | #define TEGRA210_CAR_BANK_COUNT 7 |
| 38 | |
| 39 | #define CLK_SOURCE_CSITE 0x1d4 |
| 40 | #define CLK_SOURCE_EMC 0x19c |
| 41 | |
| 42 | #define PLLC_BASE 0x80 |
| 43 | #define PLLC_OUT 0x84 |
| 44 | #define PLLC_MISC0 0x88 |
| 45 | #define PLLC_MISC1 0x8c |
| 46 | #define PLLC_MISC2 0x5d0 |
| 47 | #define PLLC_MISC3 0x5d4 |
| 48 | |
| 49 | #define PLLC2_BASE 0x4e8 |
| 50 | #define PLLC2_MISC0 0x4ec |
| 51 | #define PLLC2_MISC1 0x4f0 |
| 52 | #define PLLC2_MISC2 0x4f4 |
| 53 | #define PLLC2_MISC3 0x4f8 |
| 54 | |
| 55 | #define PLLC3_BASE 0x4fc |
| 56 | #define PLLC3_MISC0 0x500 |
| 57 | #define PLLC3_MISC1 0x504 |
| 58 | #define PLLC3_MISC2 0x508 |
| 59 | #define PLLC3_MISC3 0x50c |
| 60 | |
| 61 | #define PLLM_BASE 0x90 |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 62 | #define PLLM_MISC1 0x98 |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 63 | #define PLLM_MISC2 0x9c |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 64 | #define PLLP_BASE 0xa0 |
| 65 | #define PLLP_MISC0 0xac |
| 66 | #define PLLP_MISC1 0x680 |
| 67 | #define PLLA_BASE 0xb0 |
| 68 | #define PLLA_MISC0 0xbc |
| 69 | #define PLLA_MISC1 0xb8 |
| 70 | #define PLLA_MISC2 0x5d8 |
| 71 | #define PLLD_BASE 0xd0 |
| 72 | #define PLLD_MISC0 0xdc |
| 73 | #define PLLD_MISC1 0xd8 |
| 74 | #define PLLU_BASE 0xc0 |
| 75 | #define PLLU_OUTA 0xc4 |
| 76 | #define PLLU_MISC0 0xcc |
| 77 | #define PLLU_MISC1 0xc8 |
| 78 | #define PLLX_BASE 0xe0 |
| 79 | #define PLLX_MISC0 0xe4 |
| 80 | #define PLLX_MISC1 0x510 |
| 81 | #define PLLX_MISC2 0x514 |
| 82 | #define PLLX_MISC3 0x518 |
| 83 | #define PLLX_MISC4 0x5f0 |
| 84 | #define PLLX_MISC5 0x5f4 |
| 85 | #define PLLE_BASE 0xe8 |
| 86 | #define PLLE_MISC0 0xec |
| 87 | #define PLLD2_BASE 0x4b8 |
| 88 | #define PLLD2_MISC0 0x4bc |
| 89 | #define PLLD2_MISC1 0x570 |
| 90 | #define PLLD2_MISC2 0x574 |
| 91 | #define PLLD2_MISC3 0x578 |
| 92 | #define PLLE_AUX 0x48c |
| 93 | #define PLLRE_BASE 0x4c4 |
| 94 | #define PLLRE_MISC0 0x4c8 |
Rhyland Klein | 926655f | 2016-03-21 15:58:52 -0400 | [diff] [blame] | 95 | #define PLLRE_OUT1 0x4cc |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 96 | #define PLLDP_BASE 0x590 |
| 97 | #define PLLDP_MISC 0x594 |
| 98 | |
| 99 | #define PLLC4_BASE 0x5a4 |
| 100 | #define PLLC4_MISC0 0x5a8 |
| 101 | #define PLLC4_OUT 0x5e4 |
| 102 | #define PLLMB_BASE 0x5e8 |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 103 | #define PLLMB_MISC1 0x5ec |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 104 | #define PLLA1_BASE 0x6a4 |
| 105 | #define PLLA1_MISC0 0x6a8 |
| 106 | #define PLLA1_MISC1 0x6ac |
| 107 | #define PLLA1_MISC2 0x6b0 |
| 108 | #define PLLA1_MISC3 0x6b4 |
| 109 | |
| 110 | #define PLLU_IDDQ_BIT 31 |
| 111 | #define PLLCX_IDDQ_BIT 27 |
| 112 | #define PLLRE_IDDQ_BIT 24 |
| 113 | #define PLLA_IDDQ_BIT 25 |
| 114 | #define PLLD_IDDQ_BIT 20 |
| 115 | #define PLLSS_IDDQ_BIT 18 |
| 116 | #define PLLM_IDDQ_BIT 5 |
| 117 | #define PLLMB_IDDQ_BIT 17 |
| 118 | #define PLLXP_IDDQ_BIT 3 |
| 119 | |
| 120 | #define PLLCX_RESET_BIT 30 |
| 121 | |
| 122 | #define PLL_BASE_LOCK BIT(27) |
| 123 | #define PLLCX_BASE_LOCK BIT(26) |
| 124 | #define PLLE_MISC_LOCK BIT(11) |
| 125 | #define PLLRE_MISC_LOCK BIT(27) |
| 126 | |
| 127 | #define PLL_MISC_LOCK_ENABLE 18 |
| 128 | #define PLLC_MISC_LOCK_ENABLE 24 |
| 129 | #define PLLDU_MISC_LOCK_ENABLE 22 |
| 130 | #define PLLU_MISC_LOCK_ENABLE 29 |
| 131 | #define PLLE_MISC_LOCK_ENABLE 9 |
| 132 | #define PLLRE_MISC_LOCK_ENABLE 30 |
| 133 | #define PLLSS_MISC_LOCK_ENABLE 30 |
| 134 | #define PLLP_MISC_LOCK_ENABLE 18 |
| 135 | #define PLLM_MISC_LOCK_ENABLE 4 |
| 136 | #define PLLMB_MISC_LOCK_ENABLE 16 |
| 137 | #define PLLA_MISC_LOCK_ENABLE 28 |
| 138 | #define PLLU_MISC_LOCK_ENABLE 29 |
| 139 | #define PLLD_MISC_LOCK_ENABLE 18 |
| 140 | |
| 141 | #define PLLA_SDM_DIN_MASK 0xffff |
| 142 | #define PLLA_SDM_EN_MASK BIT(26) |
| 143 | |
| 144 | #define PLLD_SDM_EN_MASK BIT(16) |
| 145 | |
| 146 | #define PLLD2_SDM_EN_MASK BIT(31) |
| 147 | #define PLLD2_SSC_EN_MASK BIT(30) |
| 148 | |
| 149 | #define PLLDP_SS_CFG 0x598 |
| 150 | #define PLLDP_SDM_EN_MASK BIT(31) |
| 151 | #define PLLDP_SSC_EN_MASK BIT(30) |
| 152 | #define PLLDP_SS_CTRL1 0x59c |
| 153 | #define PLLDP_SS_CTRL2 0x5a0 |
| 154 | |
| 155 | #define PMC_PLLM_WB0_OVERRIDE 0x1dc |
| 156 | #define PMC_PLLM_WB0_OVERRIDE_2 0x2b0 |
| 157 | |
| 158 | #define UTMIP_PLL_CFG2 0x488 |
| 159 | #define UTMIP_PLL_CFG2_STABLE_COUNT(x) (((x) & 0xfff) << 6) |
| 160 | #define UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(x) (((x) & 0x3f) << 18) |
| 161 | #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN BIT(0) |
| 162 | #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP BIT(1) |
| 163 | #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN BIT(2) |
| 164 | #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP BIT(3) |
| 165 | #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERDOWN BIT(4) |
| 166 | #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_C_POWERUP BIT(5) |
| 167 | #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN BIT(24) |
| 168 | #define UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP BIT(25) |
| 169 | |
| 170 | #define UTMIP_PLL_CFG1 0x484 |
| 171 | #define UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(x) (((x) & 0x1f) << 27) |
| 172 | #define UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(x) (((x) & 0xfff) << 0) |
| 173 | #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERUP BIT(17) |
| 174 | #define UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN BIT(16) |
| 175 | #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP BIT(15) |
| 176 | #define UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN BIT(14) |
| 177 | #define UTMIP_PLL_CFG1_FORCE_PLL_ACTIVE_POWERDOWN BIT(12) |
| 178 | |
Andrew Bresticker | 3358d2d | 2015-06-18 17:28:40 -0400 | [diff] [blame] | 179 | #define SATA_PLL_CFG0 0x490 |
| 180 | #define SATA_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0) |
| 181 | #define SATA_PLL_CFG0_PADPLL_USE_LOCKDET BIT(2) |
| 182 | #define SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13) |
| 183 | #define SATA_PLL_CFG0_SEQ_ENABLE BIT(24) |
| 184 | |
| 185 | #define XUSBIO_PLL_CFG0 0x51c |
| 186 | #define XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL BIT(0) |
| 187 | #define XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL BIT(2) |
| 188 | #define XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET BIT(6) |
| 189 | #define XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ BIT(13) |
| 190 | #define XUSBIO_PLL_CFG0_SEQ_ENABLE BIT(24) |
| 191 | |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 192 | #define UTMIPLL_HW_PWRDN_CFG0 0x52c |
| 193 | #define UTMIPLL_HW_PWRDN_CFG0_UTMIPLL_LOCK BIT(31) |
| 194 | #define UTMIPLL_HW_PWRDN_CFG0_SEQ_START_STATE BIT(25) |
| 195 | #define UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) |
| 196 | #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(7) |
| 197 | #define UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) |
| 198 | #define UTMIPLL_HW_PWRDN_CFG0_SEQ_RESET_INPUT_VALUE BIT(5) |
| 199 | #define UTMIPLL_HW_PWRDN_CFG0_SEQ_IN_SWCTL BIT(4) |
| 200 | #define UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) |
| 201 | #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE BIT(1) |
| 202 | #define UTMIPLL_HW_PWRDN_CFG0_IDDQ_SWCTL BIT(0) |
| 203 | |
| 204 | #define PLLU_HW_PWRDN_CFG0 0x530 |
| 205 | #define PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE BIT(28) |
| 206 | #define PLLU_HW_PWRDN_CFG0_SEQ_ENABLE BIT(24) |
| 207 | #define PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT BIT(7) |
| 208 | #define PLLU_HW_PWRDN_CFG0_USE_LOCKDET BIT(6) |
| 209 | #define PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL BIT(2) |
| 210 | #define PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL BIT(0) |
| 211 | |
| 212 | #define XUSB_PLL_CFG0 0x534 |
| 213 | #define XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY 0x3ff |
| 214 | #define XUSB_PLL_CFG0_PLLU_LOCK_DLY_MASK (0x3ff << 14) |
| 215 | |
| 216 | #define SPARE_REG0 0x55c |
| 217 | #define CLK_M_DIVISOR_SHIFT 2 |
| 218 | #define CLK_M_DIVISOR_MASK 0x3 |
| 219 | |
| 220 | /* |
| 221 | * SDM fractional divisor is 16-bit 2's complement signed number within |
| 222 | * (-2^12 ... 2^12-1) range. Represented in PLL data structure as unsigned |
| 223 | * 16-bit value, with "0" divisor mapped to 0xFFFF. Data "0" is used to |
| 224 | * indicate that SDM is disabled. |
| 225 | * |
| 226 | * Effective ndiv value when SDM is enabled: ndiv + 1/2 + sdm_din/2^13 |
| 227 | */ |
| 228 | #define PLL_SDM_COEFF BIT(13) |
| 229 | #define sdin_din_to_data(din) ((u16)((din) ? : 0xFFFFU)) |
| 230 | #define sdin_data_to_din(dat) (((dat) == 0xFFFFU) ? 0 : (s16)dat) |
| 231 | |
| 232 | /* Tegra CPU clock and reset control regs */ |
| 233 | #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470 |
| 234 | |
| 235 | #ifdef CONFIG_PM_SLEEP |
| 236 | static struct cpu_clk_suspend_context { |
| 237 | u32 clk_csite_src; |
| 238 | } tegra210_cpu_clk_sctx; |
| 239 | #endif |
| 240 | |
| 241 | static void __iomem *clk_base; |
| 242 | static void __iomem *pmc_base; |
| 243 | |
| 244 | static unsigned long osc_freq; |
| 245 | static unsigned long pll_ref_freq; |
| 246 | |
| 247 | static DEFINE_SPINLOCK(pll_d_lock); |
| 248 | static DEFINE_SPINLOCK(pll_e_lock); |
| 249 | static DEFINE_SPINLOCK(pll_re_lock); |
| 250 | static DEFINE_SPINLOCK(pll_u_lock); |
| 251 | static DEFINE_SPINLOCK(emc_lock); |
| 252 | |
| 253 | /* possible OSC frequencies in Hz */ |
| 254 | static unsigned long tegra210_input_freq[] = { |
| 255 | [5] = 38400000, |
| 256 | [8] = 12000000, |
| 257 | }; |
| 258 | |
| 259 | static const char *mux_pllmcp_clkm[] = { |
Jon Hunter | 4f8d444 | 2015-12-18 13:45:28 +0000 | [diff] [blame] | 260 | "pll_m", "pll_c", "pll_p", "clk_m", "pll_m_ud", "pll_mb", "pll_mb", |
| 261 | "pll_p", |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 262 | }; |
| 263 | #define mux_pllmcp_clkm_idx NULL |
| 264 | |
| 265 | #define PLL_ENABLE (1 << 30) |
| 266 | |
| 267 | #define PLLCX_MISC1_IDDQ (1 << 27) |
| 268 | #define PLLCX_MISC0_RESET (1 << 30) |
| 269 | |
| 270 | #define PLLCX_MISC0_DEFAULT_VALUE 0x40080000 |
| 271 | #define PLLCX_MISC0_WRITE_MASK 0x400ffffb |
| 272 | #define PLLCX_MISC1_DEFAULT_VALUE 0x08000000 |
| 273 | #define PLLCX_MISC1_WRITE_MASK 0x08003cff |
| 274 | #define PLLCX_MISC2_DEFAULT_VALUE 0x1f720f05 |
| 275 | #define PLLCX_MISC2_WRITE_MASK 0xffffff17 |
| 276 | #define PLLCX_MISC3_DEFAULT_VALUE 0x000000c4 |
| 277 | #define PLLCX_MISC3_WRITE_MASK 0x00ffffff |
| 278 | |
| 279 | /* PLLA */ |
| 280 | #define PLLA_BASE_IDDQ (1 << 25) |
| 281 | #define PLLA_BASE_LOCK (1 << 27) |
| 282 | |
| 283 | #define PLLA_MISC0_LOCK_ENABLE (1 << 28) |
| 284 | #define PLLA_MISC0_LOCK_OVERRIDE (1 << 27) |
| 285 | |
| 286 | #define PLLA_MISC2_EN_SDM (1 << 26) |
| 287 | #define PLLA_MISC2_EN_DYNRAMP (1 << 25) |
| 288 | |
| 289 | #define PLLA_MISC0_DEFAULT_VALUE 0x12000020 |
| 290 | #define PLLA_MISC0_WRITE_MASK 0x7fffffff |
| 291 | #define PLLA_MISC2_DEFAULT_VALUE 0x0 |
| 292 | #define PLLA_MISC2_WRITE_MASK 0x06ffffff |
| 293 | |
| 294 | /* PLLD */ |
| 295 | #define PLLD_MISC0_EN_SDM (1 << 16) |
| 296 | #define PLLD_MISC0_LOCK_OVERRIDE (1 << 17) |
| 297 | #define PLLD_MISC0_LOCK_ENABLE (1 << 18) |
| 298 | #define PLLD_MISC0_IDDQ (1 << 20) |
| 299 | #define PLLD_MISC0_DSI_CLKENABLE (1 << 21) |
| 300 | |
| 301 | #define PLLD_MISC0_DEFAULT_VALUE 0x00140000 |
| 302 | #define PLLD_MISC0_WRITE_MASK 0x3ff7ffff |
| 303 | #define PLLD_MISC1_DEFAULT_VALUE 0x20 |
| 304 | #define PLLD_MISC1_WRITE_MASK 0x00ffffff |
| 305 | |
| 306 | /* PLLD2 and PLLDP and PLLC4 */ |
| 307 | #define PLLDSS_BASE_LOCK (1 << 27) |
| 308 | #define PLLDSS_BASE_LOCK_OVERRIDE (1 << 24) |
| 309 | #define PLLDSS_BASE_IDDQ (1 << 18) |
| 310 | #define PLLDSS_BASE_REF_SEL_SHIFT 25 |
| 311 | #define PLLDSS_BASE_REF_SEL_MASK (0x3 << PLLDSS_BASE_REF_SEL_SHIFT) |
| 312 | |
| 313 | #define PLLDSS_MISC0_LOCK_ENABLE (1 << 30) |
| 314 | |
| 315 | #define PLLDSS_MISC1_CFG_EN_SDM (1 << 31) |
| 316 | #define PLLDSS_MISC1_CFG_EN_SSC (1 << 30) |
| 317 | |
| 318 | #define PLLD2_MISC0_DEFAULT_VALUE 0x40000020 |
| 319 | #define PLLD2_MISC1_CFG_DEFAULT_VALUE 0x10000000 |
| 320 | #define PLLD2_MISC2_CTRL1_DEFAULT_VALUE 0x0 |
| 321 | #define PLLD2_MISC3_CTRL2_DEFAULT_VALUE 0x0 |
| 322 | |
| 323 | #define PLLDP_MISC0_DEFAULT_VALUE 0x40000020 |
| 324 | #define PLLDP_MISC1_CFG_DEFAULT_VALUE 0xc0000000 |
| 325 | #define PLLDP_MISC2_CTRL1_DEFAULT_VALUE 0xf400f0da |
| 326 | #define PLLDP_MISC3_CTRL2_DEFAULT_VALUE 0x2004f400 |
| 327 | |
| 328 | #define PLLDSS_MISC0_WRITE_MASK 0x47ffffff |
| 329 | #define PLLDSS_MISC1_CFG_WRITE_MASK 0xf8000000 |
| 330 | #define PLLDSS_MISC2_CTRL1_WRITE_MASK 0xffffffff |
| 331 | #define PLLDSS_MISC3_CTRL2_WRITE_MASK 0xffffffff |
| 332 | |
| 333 | #define PLLC4_MISC0_DEFAULT_VALUE 0x40000000 |
| 334 | |
| 335 | /* PLLRE */ |
| 336 | #define PLLRE_MISC0_LOCK_ENABLE (1 << 30) |
| 337 | #define PLLRE_MISC0_LOCK_OVERRIDE (1 << 29) |
| 338 | #define PLLRE_MISC0_LOCK (1 << 27) |
| 339 | #define PLLRE_MISC0_IDDQ (1 << 24) |
| 340 | |
| 341 | #define PLLRE_BASE_DEFAULT_VALUE 0x0 |
| 342 | #define PLLRE_MISC0_DEFAULT_VALUE 0x41000000 |
| 343 | |
| 344 | #define PLLRE_BASE_DEFAULT_MASK 0x1c000000 |
| 345 | #define PLLRE_MISC0_WRITE_MASK 0x67ffffff |
| 346 | |
| 347 | /* PLLX */ |
| 348 | #define PLLX_USE_DYN_RAMP 1 |
| 349 | #define PLLX_BASE_LOCK (1 << 27) |
| 350 | |
| 351 | #define PLLX_MISC0_FO_G_DISABLE (0x1 << 28) |
| 352 | #define PLLX_MISC0_LOCK_ENABLE (0x1 << 18) |
| 353 | |
| 354 | #define PLLX_MISC2_DYNRAMP_STEPB_SHIFT 24 |
| 355 | #define PLLX_MISC2_DYNRAMP_STEPB_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPB_SHIFT) |
| 356 | #define PLLX_MISC2_DYNRAMP_STEPA_SHIFT 16 |
| 357 | #define PLLX_MISC2_DYNRAMP_STEPA_MASK (0xFF << PLLX_MISC2_DYNRAMP_STEPA_SHIFT) |
| 358 | #define PLLX_MISC2_NDIV_NEW_SHIFT 8 |
| 359 | #define PLLX_MISC2_NDIV_NEW_MASK (0xFF << PLLX_MISC2_NDIV_NEW_SHIFT) |
| 360 | #define PLLX_MISC2_LOCK_OVERRIDE (0x1 << 4) |
| 361 | #define PLLX_MISC2_DYNRAMP_DONE (0x1 << 2) |
| 362 | #define PLLX_MISC2_EN_DYNRAMP (0x1 << 0) |
| 363 | |
| 364 | #define PLLX_MISC3_IDDQ (0x1 << 3) |
| 365 | |
| 366 | #define PLLX_MISC0_DEFAULT_VALUE PLLX_MISC0_LOCK_ENABLE |
| 367 | #define PLLX_MISC0_WRITE_MASK 0x10c40000 |
| 368 | #define PLLX_MISC1_DEFAULT_VALUE 0x20 |
| 369 | #define PLLX_MISC1_WRITE_MASK 0x00ffffff |
| 370 | #define PLLX_MISC2_DEFAULT_VALUE 0x0 |
| 371 | #define PLLX_MISC2_WRITE_MASK 0xffffff11 |
| 372 | #define PLLX_MISC3_DEFAULT_VALUE PLLX_MISC3_IDDQ |
| 373 | #define PLLX_MISC3_WRITE_MASK 0x01ff0f0f |
| 374 | #define PLLX_MISC4_DEFAULT_VALUE 0x0 |
| 375 | #define PLLX_MISC4_WRITE_MASK 0x8000ffff |
| 376 | #define PLLX_MISC5_DEFAULT_VALUE 0x0 |
| 377 | #define PLLX_MISC5_WRITE_MASK 0x0000ffff |
| 378 | |
| 379 | #define PLLX_HW_CTRL_CFG 0x548 |
| 380 | #define PLLX_HW_CTRL_CFG_SWCTRL (0x1 << 0) |
| 381 | |
| 382 | /* PLLMB */ |
| 383 | #define PLLMB_BASE_LOCK (1 << 27) |
| 384 | |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 385 | #define PLLMB_MISC1_LOCK_OVERRIDE (1 << 18) |
| 386 | #define PLLMB_MISC1_IDDQ (1 << 17) |
| 387 | #define PLLMB_MISC1_LOCK_ENABLE (1 << 16) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 388 | |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 389 | #define PLLMB_MISC1_DEFAULT_VALUE 0x00030000 |
| 390 | #define PLLMB_MISC1_WRITE_MASK 0x0007ffff |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 391 | |
| 392 | /* PLLP */ |
| 393 | #define PLLP_BASE_OVERRIDE (1 << 28) |
| 394 | #define PLLP_BASE_LOCK (1 << 27) |
| 395 | |
| 396 | #define PLLP_MISC0_LOCK_ENABLE (1 << 18) |
| 397 | #define PLLP_MISC0_LOCK_OVERRIDE (1 << 17) |
| 398 | #define PLLP_MISC0_IDDQ (1 << 3) |
| 399 | |
| 400 | #define PLLP_MISC1_HSIO_EN_SHIFT 29 |
| 401 | #define PLLP_MISC1_HSIO_EN (1 << PLLP_MISC1_HSIO_EN_SHIFT) |
| 402 | #define PLLP_MISC1_XUSB_EN_SHIFT 28 |
| 403 | #define PLLP_MISC1_XUSB_EN (1 << PLLP_MISC1_XUSB_EN_SHIFT) |
| 404 | |
| 405 | #define PLLP_MISC0_DEFAULT_VALUE 0x00040008 |
| 406 | #define PLLP_MISC1_DEFAULT_VALUE 0x0 |
| 407 | |
| 408 | #define PLLP_MISC0_WRITE_MASK 0xdc6000f |
| 409 | #define PLLP_MISC1_WRITE_MASK 0x70ffffff |
| 410 | |
| 411 | /* PLLU */ |
| 412 | #define PLLU_BASE_LOCK (1 << 27) |
| 413 | #define PLLU_BASE_OVERRIDE (1 << 24) |
| 414 | #define PLLU_BASE_CLKENABLE_USB (1 << 21) |
| 415 | #define PLLU_BASE_CLKENABLE_HSIC (1 << 22) |
| 416 | #define PLLU_BASE_CLKENABLE_ICUSB (1 << 23) |
| 417 | #define PLLU_BASE_CLKENABLE_48M (1 << 25) |
| 418 | #define PLLU_BASE_CLKENABLE_ALL (PLLU_BASE_CLKENABLE_USB |\ |
| 419 | PLLU_BASE_CLKENABLE_HSIC |\ |
| 420 | PLLU_BASE_CLKENABLE_ICUSB |\ |
| 421 | PLLU_BASE_CLKENABLE_48M) |
| 422 | |
| 423 | #define PLLU_MISC0_IDDQ (1 << 31) |
| 424 | #define PLLU_MISC0_LOCK_ENABLE (1 << 29) |
| 425 | #define PLLU_MISC1_LOCK_OVERRIDE (1 << 0) |
| 426 | |
| 427 | #define PLLU_MISC0_DEFAULT_VALUE 0xa0000000 |
| 428 | #define PLLU_MISC1_DEFAULT_VALUE 0x0 |
| 429 | |
| 430 | #define PLLU_MISC0_WRITE_MASK 0xbfffffff |
| 431 | #define PLLU_MISC1_WRITE_MASK 0x00000007 |
| 432 | |
Andrew Bresticker | 3358d2d | 2015-06-18 17:28:40 -0400 | [diff] [blame] | 433 | void tegra210_xusb_pll_hw_control_enable(void) |
| 434 | { |
| 435 | u32 val; |
| 436 | |
| 437 | val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0); |
| 438 | val &= ~(XUSBIO_PLL_CFG0_CLK_ENABLE_SWCTL | |
| 439 | XUSBIO_PLL_CFG0_PADPLL_RESET_SWCTL); |
| 440 | val |= XUSBIO_PLL_CFG0_PADPLL_USE_LOCKDET | |
| 441 | XUSBIO_PLL_CFG0_PADPLL_SLEEP_IDDQ; |
| 442 | writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0); |
| 443 | } |
| 444 | EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_control_enable); |
| 445 | |
| 446 | void tegra210_xusb_pll_hw_sequence_start(void) |
| 447 | { |
| 448 | u32 val; |
| 449 | |
| 450 | val = readl_relaxed(clk_base + XUSBIO_PLL_CFG0); |
| 451 | val |= XUSBIO_PLL_CFG0_SEQ_ENABLE; |
| 452 | writel_relaxed(val, clk_base + XUSBIO_PLL_CFG0); |
| 453 | } |
| 454 | EXPORT_SYMBOL_GPL(tegra210_xusb_pll_hw_sequence_start); |
| 455 | |
| 456 | void tegra210_sata_pll_hw_control_enable(void) |
| 457 | { |
| 458 | u32 val; |
| 459 | |
| 460 | val = readl_relaxed(clk_base + SATA_PLL_CFG0); |
| 461 | val &= ~SATA_PLL_CFG0_PADPLL_RESET_SWCTL; |
| 462 | val |= SATA_PLL_CFG0_PADPLL_USE_LOCKDET | |
| 463 | SATA_PLL_CFG0_PADPLL_SLEEP_IDDQ; |
| 464 | writel_relaxed(val, clk_base + SATA_PLL_CFG0); |
| 465 | } |
| 466 | EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_control_enable); |
| 467 | |
| 468 | void tegra210_sata_pll_hw_sequence_start(void) |
| 469 | { |
| 470 | u32 val; |
| 471 | |
| 472 | val = readl_relaxed(clk_base + SATA_PLL_CFG0); |
| 473 | val |= SATA_PLL_CFG0_SEQ_ENABLE; |
| 474 | writel_relaxed(val, clk_base + SATA_PLL_CFG0); |
| 475 | } |
| 476 | EXPORT_SYMBOL_GPL(tegra210_sata_pll_hw_sequence_start); |
| 477 | |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 478 | static inline void _pll_misc_chk_default(void __iomem *base, |
| 479 | struct tegra_clk_pll_params *params, |
| 480 | u8 misc_num, u32 default_val, u32 mask) |
| 481 | { |
| 482 | u32 boot_val = readl_relaxed(base + params->ext_misc_reg[misc_num]); |
| 483 | |
| 484 | boot_val &= mask; |
| 485 | default_val &= mask; |
| 486 | if (boot_val != default_val) { |
| 487 | pr_warn("boot misc%d 0x%x: expected 0x%x\n", |
| 488 | misc_num, boot_val, default_val); |
| 489 | pr_warn(" (comparison mask = 0x%x)\n", mask); |
| 490 | params->defaults_set = false; |
| 491 | } |
| 492 | } |
| 493 | |
| 494 | /* |
| 495 | * PLLCX: PLLC, PLLC2, PLLC3, PLLA1 |
| 496 | * Hybrid PLLs with dynamic ramp. Dynamic ramp is allowed for any transition |
| 497 | * that changes NDIV only, while PLL is already locked. |
| 498 | */ |
| 499 | static void pllcx_check_defaults(struct tegra_clk_pll_params *params) |
| 500 | { |
| 501 | u32 default_val; |
| 502 | |
| 503 | default_val = PLLCX_MISC0_DEFAULT_VALUE & (~PLLCX_MISC0_RESET); |
| 504 | _pll_misc_chk_default(clk_base, params, 0, default_val, |
| 505 | PLLCX_MISC0_WRITE_MASK); |
| 506 | |
| 507 | default_val = PLLCX_MISC1_DEFAULT_VALUE & (~PLLCX_MISC1_IDDQ); |
| 508 | _pll_misc_chk_default(clk_base, params, 1, default_val, |
| 509 | PLLCX_MISC1_WRITE_MASK); |
| 510 | |
| 511 | default_val = PLLCX_MISC2_DEFAULT_VALUE; |
| 512 | _pll_misc_chk_default(clk_base, params, 2, default_val, |
| 513 | PLLCX_MISC2_WRITE_MASK); |
| 514 | |
| 515 | default_val = PLLCX_MISC3_DEFAULT_VALUE; |
| 516 | _pll_misc_chk_default(clk_base, params, 3, default_val, |
| 517 | PLLCX_MISC3_WRITE_MASK); |
| 518 | } |
| 519 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 520 | static void tegra210_pllcx_set_defaults(const char *name, |
| 521 | struct tegra_clk_pll *pllcx) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 522 | { |
| 523 | pllcx->params->defaults_set = true; |
| 524 | |
| 525 | if (readl_relaxed(clk_base + pllcx->params->base_reg) & |
| 526 | PLL_ENABLE) { |
| 527 | /* PLL is ON: only check if defaults already set */ |
| 528 | pllcx_check_defaults(pllcx->params); |
| 529 | pr_warn("%s already enabled. Postponing set full defaults\n", |
| 530 | name); |
| 531 | return; |
| 532 | } |
| 533 | |
| 534 | /* Defaults assert PLL reset, and set IDDQ */ |
| 535 | writel_relaxed(PLLCX_MISC0_DEFAULT_VALUE, |
| 536 | clk_base + pllcx->params->ext_misc_reg[0]); |
| 537 | writel_relaxed(PLLCX_MISC1_DEFAULT_VALUE, |
| 538 | clk_base + pllcx->params->ext_misc_reg[1]); |
| 539 | writel_relaxed(PLLCX_MISC2_DEFAULT_VALUE, |
| 540 | clk_base + pllcx->params->ext_misc_reg[2]); |
| 541 | writel_relaxed(PLLCX_MISC3_DEFAULT_VALUE, |
| 542 | clk_base + pllcx->params->ext_misc_reg[3]); |
| 543 | udelay(1); |
| 544 | } |
| 545 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 546 | static void _pllc_set_defaults(struct tegra_clk_pll *pllcx) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 547 | { |
| 548 | tegra210_pllcx_set_defaults("PLL_C", pllcx); |
| 549 | } |
| 550 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 551 | static void _pllc2_set_defaults(struct tegra_clk_pll *pllcx) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 552 | { |
| 553 | tegra210_pllcx_set_defaults("PLL_C2", pllcx); |
| 554 | } |
| 555 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 556 | static void _pllc3_set_defaults(struct tegra_clk_pll *pllcx) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 557 | { |
| 558 | tegra210_pllcx_set_defaults("PLL_C3", pllcx); |
| 559 | } |
| 560 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 561 | static void _plla1_set_defaults(struct tegra_clk_pll *pllcx) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 562 | { |
| 563 | tegra210_pllcx_set_defaults("PLL_A1", pllcx); |
| 564 | } |
| 565 | |
| 566 | /* |
| 567 | * PLLA |
| 568 | * PLL with dynamic ramp and fractional SDM. Dynamic ramp is not used. |
| 569 | * Fractional SDM is allowed to provide exact audio rates. |
| 570 | */ |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 571 | static void tegra210_plla_set_defaults(struct tegra_clk_pll *plla) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 572 | { |
| 573 | u32 mask; |
| 574 | u32 val = readl_relaxed(clk_base + plla->params->base_reg); |
| 575 | |
| 576 | plla->params->defaults_set = true; |
| 577 | |
| 578 | if (val & PLL_ENABLE) { |
| 579 | /* |
| 580 | * PLL is ON: check if defaults already set, then set those |
| 581 | * that can be updated in flight. |
| 582 | */ |
| 583 | if (val & PLLA_BASE_IDDQ) { |
| 584 | pr_warn("PLL_A boot enabled with IDDQ set\n"); |
| 585 | plla->params->defaults_set = false; |
| 586 | } |
| 587 | |
| 588 | pr_warn("PLL_A already enabled. Postponing set full defaults\n"); |
| 589 | |
| 590 | val = PLLA_MISC0_DEFAULT_VALUE; /* ignore lock enable */ |
| 591 | mask = PLLA_MISC0_LOCK_ENABLE | PLLA_MISC0_LOCK_OVERRIDE; |
| 592 | _pll_misc_chk_default(clk_base, plla->params, 0, val, |
| 593 | ~mask & PLLA_MISC0_WRITE_MASK); |
| 594 | |
| 595 | val = PLLA_MISC2_DEFAULT_VALUE; /* ignore all but control bit */ |
| 596 | _pll_misc_chk_default(clk_base, plla->params, 2, val, |
| 597 | PLLA_MISC2_EN_DYNRAMP); |
| 598 | |
| 599 | /* Enable lock detect */ |
| 600 | val = readl_relaxed(clk_base + plla->params->ext_misc_reg[0]); |
| 601 | val &= ~mask; |
| 602 | val |= PLLA_MISC0_DEFAULT_VALUE & mask; |
| 603 | writel_relaxed(val, clk_base + plla->params->ext_misc_reg[0]); |
| 604 | udelay(1); |
| 605 | |
| 606 | return; |
| 607 | } |
| 608 | |
| 609 | /* set IDDQ, enable lock detect, disable dynamic ramp and SDM */ |
| 610 | val |= PLLA_BASE_IDDQ; |
| 611 | writel_relaxed(val, clk_base + plla->params->base_reg); |
| 612 | writel_relaxed(PLLA_MISC0_DEFAULT_VALUE, |
| 613 | clk_base + plla->params->ext_misc_reg[0]); |
| 614 | writel_relaxed(PLLA_MISC2_DEFAULT_VALUE, |
| 615 | clk_base + plla->params->ext_misc_reg[2]); |
| 616 | udelay(1); |
| 617 | } |
| 618 | |
| 619 | /* |
| 620 | * PLLD |
| 621 | * PLL with fractional SDM. |
| 622 | */ |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 623 | static void tegra210_plld_set_defaults(struct tegra_clk_pll *plld) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 624 | { |
| 625 | u32 val; |
| 626 | u32 mask = 0xffff; |
| 627 | |
| 628 | plld->params->defaults_set = true; |
| 629 | |
| 630 | if (readl_relaxed(clk_base + plld->params->base_reg) & |
| 631 | PLL_ENABLE) { |
| 632 | pr_warn("PLL_D already enabled. Postponing set full defaults\n"); |
| 633 | |
| 634 | /* |
| 635 | * PLL is ON: check if defaults already set, then set those |
| 636 | * that can be updated in flight. |
| 637 | */ |
| 638 | val = PLLD_MISC1_DEFAULT_VALUE; |
| 639 | _pll_misc_chk_default(clk_base, plld->params, 1, |
| 640 | val, PLLD_MISC1_WRITE_MASK); |
| 641 | |
| 642 | /* ignore lock, DSI and SDM controls, make sure IDDQ not set */ |
| 643 | val = PLLD_MISC0_DEFAULT_VALUE & (~PLLD_MISC0_IDDQ); |
| 644 | mask |= PLLD_MISC0_DSI_CLKENABLE | PLLD_MISC0_LOCK_ENABLE | |
| 645 | PLLD_MISC0_LOCK_OVERRIDE | PLLD_MISC0_EN_SDM; |
| 646 | _pll_misc_chk_default(clk_base, plld->params, 0, val, |
| 647 | ~mask & PLLD_MISC0_WRITE_MASK); |
| 648 | |
| 649 | /* Enable lock detect */ |
| 650 | mask = PLLD_MISC0_LOCK_ENABLE | PLLD_MISC0_LOCK_OVERRIDE; |
| 651 | val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]); |
| 652 | val &= ~mask; |
| 653 | val |= PLLD_MISC0_DEFAULT_VALUE & mask; |
| 654 | writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]); |
| 655 | udelay(1); |
| 656 | |
| 657 | return; |
| 658 | } |
| 659 | |
| 660 | val = readl_relaxed(clk_base + plld->params->ext_misc_reg[0]); |
| 661 | val &= PLLD_MISC0_DSI_CLKENABLE; |
| 662 | val |= PLLD_MISC0_DEFAULT_VALUE; |
| 663 | /* set IDDQ, enable lock detect, disable SDM */ |
| 664 | writel_relaxed(val, clk_base + plld->params->ext_misc_reg[0]); |
| 665 | writel_relaxed(PLLD_MISC1_DEFAULT_VALUE, clk_base + |
| 666 | plld->params->ext_misc_reg[1]); |
| 667 | udelay(1); |
| 668 | } |
| 669 | |
| 670 | /* |
| 671 | * PLLD2, PLLDP |
| 672 | * PLL with fractional SDM and Spread Spectrum (SDM is a must if SSC is used). |
| 673 | */ |
| 674 | static void plldss_defaults(const char *pll_name, struct tegra_clk_pll *plldss, |
| 675 | u32 misc0_val, u32 misc1_val, u32 misc2_val, u32 misc3_val) |
| 676 | { |
| 677 | u32 default_val; |
| 678 | u32 val = readl_relaxed(clk_base + plldss->params->base_reg); |
| 679 | |
| 680 | plldss->params->defaults_set = true; |
| 681 | |
| 682 | if (val & PLL_ENABLE) { |
| 683 | pr_warn("%s already enabled. Postponing set full defaults\n", |
| 684 | pll_name); |
| 685 | |
| 686 | /* |
| 687 | * PLL is ON: check if defaults already set, then set those |
| 688 | * that can be updated in flight. |
| 689 | */ |
| 690 | if (val & PLLDSS_BASE_IDDQ) { |
| 691 | pr_warn("plldss boot enabled with IDDQ set\n"); |
| 692 | plldss->params->defaults_set = false; |
| 693 | } |
| 694 | |
| 695 | /* ignore lock enable */ |
| 696 | default_val = misc0_val; |
| 697 | _pll_misc_chk_default(clk_base, plldss->params, 0, default_val, |
| 698 | PLLDSS_MISC0_WRITE_MASK & |
| 699 | (~PLLDSS_MISC0_LOCK_ENABLE)); |
| 700 | |
| 701 | /* |
| 702 | * If SSC is used, check all settings, otherwise just confirm |
| 703 | * that SSC is not used on boot as well. Do nothing when using |
| 704 | * this function for PLLC4 that has only MISC0. |
| 705 | */ |
| 706 | if (plldss->params->ssc_ctrl_en_mask) { |
| 707 | default_val = misc1_val; |
| 708 | _pll_misc_chk_default(clk_base, plldss->params, 1, |
| 709 | default_val, PLLDSS_MISC1_CFG_WRITE_MASK); |
| 710 | default_val = misc2_val; |
| 711 | _pll_misc_chk_default(clk_base, plldss->params, 2, |
| 712 | default_val, PLLDSS_MISC2_CTRL1_WRITE_MASK); |
| 713 | default_val = misc3_val; |
| 714 | _pll_misc_chk_default(clk_base, plldss->params, 3, |
| 715 | default_val, PLLDSS_MISC3_CTRL2_WRITE_MASK); |
| 716 | } else if (plldss->params->ext_misc_reg[1]) { |
| 717 | default_val = misc1_val; |
| 718 | _pll_misc_chk_default(clk_base, plldss->params, 1, |
| 719 | default_val, PLLDSS_MISC1_CFG_WRITE_MASK & |
| 720 | (~PLLDSS_MISC1_CFG_EN_SDM)); |
| 721 | } |
| 722 | |
| 723 | /* Enable lock detect */ |
| 724 | if (val & PLLDSS_BASE_LOCK_OVERRIDE) { |
| 725 | val &= ~PLLDSS_BASE_LOCK_OVERRIDE; |
| 726 | writel_relaxed(val, clk_base + |
| 727 | plldss->params->base_reg); |
| 728 | } |
| 729 | |
| 730 | val = readl_relaxed(clk_base + plldss->params->ext_misc_reg[0]); |
| 731 | val &= ~PLLDSS_MISC0_LOCK_ENABLE; |
| 732 | val |= misc0_val & PLLDSS_MISC0_LOCK_ENABLE; |
| 733 | writel_relaxed(val, clk_base + plldss->params->ext_misc_reg[0]); |
| 734 | udelay(1); |
| 735 | |
| 736 | return; |
| 737 | } |
| 738 | |
| 739 | /* set IDDQ, enable lock detect, configure SDM/SSC */ |
| 740 | val |= PLLDSS_BASE_IDDQ; |
| 741 | val &= ~PLLDSS_BASE_LOCK_OVERRIDE; |
| 742 | writel_relaxed(val, clk_base + plldss->params->base_reg); |
| 743 | |
| 744 | /* When using this function for PLLC4 exit here */ |
| 745 | if (!plldss->params->ext_misc_reg[1]) { |
| 746 | writel_relaxed(misc0_val, clk_base + |
| 747 | plldss->params->ext_misc_reg[0]); |
| 748 | udelay(1); |
| 749 | return; |
| 750 | } |
| 751 | |
| 752 | writel_relaxed(misc0_val, clk_base + |
| 753 | plldss->params->ext_misc_reg[0]); |
| 754 | /* if SSC used set by 1st enable */ |
| 755 | writel_relaxed(misc1_val & (~PLLDSS_MISC1_CFG_EN_SSC), |
| 756 | clk_base + plldss->params->ext_misc_reg[1]); |
| 757 | writel_relaxed(misc2_val, clk_base + plldss->params->ext_misc_reg[2]); |
| 758 | writel_relaxed(misc3_val, clk_base + plldss->params->ext_misc_reg[3]); |
| 759 | udelay(1); |
| 760 | } |
| 761 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 762 | static void tegra210_plld2_set_defaults(struct tegra_clk_pll *plld2) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 763 | { |
| 764 | plldss_defaults("PLL_D2", plld2, PLLD2_MISC0_DEFAULT_VALUE, |
| 765 | PLLD2_MISC1_CFG_DEFAULT_VALUE, |
| 766 | PLLD2_MISC2_CTRL1_DEFAULT_VALUE, |
| 767 | PLLD2_MISC3_CTRL2_DEFAULT_VALUE); |
| 768 | } |
| 769 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 770 | static void tegra210_plldp_set_defaults(struct tegra_clk_pll *plldp) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 771 | { |
| 772 | plldss_defaults("PLL_DP", plldp, PLLDP_MISC0_DEFAULT_VALUE, |
| 773 | PLLDP_MISC1_CFG_DEFAULT_VALUE, |
| 774 | PLLDP_MISC2_CTRL1_DEFAULT_VALUE, |
| 775 | PLLDP_MISC3_CTRL2_DEFAULT_VALUE); |
| 776 | } |
| 777 | |
| 778 | /* |
| 779 | * PLLC4 |
| 780 | * Base and misc0 layout is the same as PLLD2/PLLDP, but no SDM/SSC support. |
| 781 | * VCO is exposed to the clock tree via fixed 1/3 and 1/5 dividers. |
| 782 | */ |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 783 | static void tegra210_pllc4_set_defaults(struct tegra_clk_pll *pllc4) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 784 | { |
| 785 | plldss_defaults("PLL_C4", pllc4, PLLC4_MISC0_DEFAULT_VALUE, 0, 0, 0); |
| 786 | } |
| 787 | |
| 788 | /* |
| 789 | * PLLRE |
| 790 | * VCO is exposed to the clock tree directly along with post-divider output |
| 791 | */ |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 792 | static void tegra210_pllre_set_defaults(struct tegra_clk_pll *pllre) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 793 | { |
| 794 | u32 mask; |
| 795 | u32 val = readl_relaxed(clk_base + pllre->params->base_reg); |
| 796 | |
| 797 | pllre->params->defaults_set = true; |
| 798 | |
| 799 | if (val & PLL_ENABLE) { |
| 800 | pr_warn("PLL_RE already enabled. Postponing set full defaults\n"); |
| 801 | |
| 802 | /* |
| 803 | * PLL is ON: check if defaults already set, then set those |
| 804 | * that can be updated in flight. |
| 805 | */ |
| 806 | val &= PLLRE_BASE_DEFAULT_MASK; |
| 807 | if (val != PLLRE_BASE_DEFAULT_VALUE) { |
| 808 | pr_warn("pllre boot base 0x%x : expected 0x%x\n", |
| 809 | val, PLLRE_BASE_DEFAULT_VALUE); |
| 810 | pr_warn("(comparison mask = 0x%x)\n", |
| 811 | PLLRE_BASE_DEFAULT_MASK); |
| 812 | pllre->params->defaults_set = false; |
| 813 | } |
| 814 | |
| 815 | /* Ignore lock enable */ |
| 816 | val = PLLRE_MISC0_DEFAULT_VALUE & (~PLLRE_MISC0_IDDQ); |
| 817 | mask = PLLRE_MISC0_LOCK_ENABLE | PLLRE_MISC0_LOCK_OVERRIDE; |
| 818 | _pll_misc_chk_default(clk_base, pllre->params, 0, val, |
| 819 | ~mask & PLLRE_MISC0_WRITE_MASK); |
| 820 | |
| 821 | /* Enable lock detect */ |
| 822 | val = readl_relaxed(clk_base + pllre->params->ext_misc_reg[0]); |
| 823 | val &= ~mask; |
| 824 | val |= PLLRE_MISC0_DEFAULT_VALUE & mask; |
| 825 | writel_relaxed(val, clk_base + pllre->params->ext_misc_reg[0]); |
| 826 | udelay(1); |
| 827 | |
| 828 | return; |
| 829 | } |
| 830 | |
| 831 | /* set IDDQ, enable lock detect */ |
| 832 | val &= ~PLLRE_BASE_DEFAULT_MASK; |
| 833 | val |= PLLRE_BASE_DEFAULT_VALUE & PLLRE_BASE_DEFAULT_MASK; |
| 834 | writel_relaxed(val, clk_base + pllre->params->base_reg); |
| 835 | writel_relaxed(PLLRE_MISC0_DEFAULT_VALUE, |
| 836 | clk_base + pllre->params->ext_misc_reg[0]); |
| 837 | udelay(1); |
| 838 | } |
| 839 | |
| 840 | static void pllx_get_dyn_steps(struct clk_hw *hw, u32 *step_a, u32 *step_b) |
| 841 | { |
| 842 | unsigned long input_rate; |
| 843 | |
Rhyland Klein | 3dad5c5 | 2016-01-14 14:24:35 -0500 | [diff] [blame] | 844 | /* cf rate */ |
| 845 | if (!IS_ERR_OR_NULL(hw->clk)) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 846 | input_rate = clk_hw_get_rate(clk_hw_get_parent(hw)); |
Rhyland Klein | 3dad5c5 | 2016-01-14 14:24:35 -0500 | [diff] [blame] | 847 | else |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 848 | input_rate = 38400000; |
Rhyland Klein | 3dad5c5 | 2016-01-14 14:24:35 -0500 | [diff] [blame] | 849 | |
| 850 | input_rate /= tegra_pll_get_fixed_mdiv(hw, input_rate); |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 851 | |
| 852 | switch (input_rate) { |
| 853 | case 12000000: |
| 854 | case 12800000: |
| 855 | case 13000000: |
| 856 | *step_a = 0x2B; |
| 857 | *step_b = 0x0B; |
| 858 | return; |
| 859 | case 19200000: |
| 860 | *step_a = 0x12; |
| 861 | *step_b = 0x08; |
| 862 | return; |
| 863 | case 38400000: |
| 864 | *step_a = 0x04; |
| 865 | *step_b = 0x05; |
| 866 | return; |
| 867 | default: |
| 868 | pr_err("%s: Unexpected reference rate %lu\n", |
| 869 | __func__, input_rate); |
| 870 | BUG(); |
| 871 | } |
| 872 | } |
| 873 | |
| 874 | static void pllx_check_defaults(struct tegra_clk_pll *pll) |
| 875 | { |
| 876 | u32 default_val; |
| 877 | |
| 878 | default_val = PLLX_MISC0_DEFAULT_VALUE; |
| 879 | /* ignore lock enable */ |
| 880 | _pll_misc_chk_default(clk_base, pll->params, 0, default_val, |
| 881 | PLLX_MISC0_WRITE_MASK & (~PLLX_MISC0_LOCK_ENABLE)); |
| 882 | |
| 883 | default_val = PLLX_MISC1_DEFAULT_VALUE; |
| 884 | _pll_misc_chk_default(clk_base, pll->params, 1, default_val, |
| 885 | PLLX_MISC1_WRITE_MASK); |
| 886 | |
| 887 | /* ignore all but control bit */ |
| 888 | default_val = PLLX_MISC2_DEFAULT_VALUE; |
| 889 | _pll_misc_chk_default(clk_base, pll->params, 2, |
| 890 | default_val, PLLX_MISC2_EN_DYNRAMP); |
| 891 | |
| 892 | default_val = PLLX_MISC3_DEFAULT_VALUE & (~PLLX_MISC3_IDDQ); |
| 893 | _pll_misc_chk_default(clk_base, pll->params, 3, default_val, |
| 894 | PLLX_MISC3_WRITE_MASK); |
| 895 | |
| 896 | default_val = PLLX_MISC4_DEFAULT_VALUE; |
| 897 | _pll_misc_chk_default(clk_base, pll->params, 4, default_val, |
| 898 | PLLX_MISC4_WRITE_MASK); |
| 899 | |
| 900 | default_val = PLLX_MISC5_DEFAULT_VALUE; |
| 901 | _pll_misc_chk_default(clk_base, pll->params, 5, default_val, |
| 902 | PLLX_MISC5_WRITE_MASK); |
| 903 | } |
| 904 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 905 | static void tegra210_pllx_set_defaults(struct tegra_clk_pll *pllx) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 906 | { |
| 907 | u32 val; |
| 908 | u32 step_a, step_b; |
| 909 | |
| 910 | pllx->params->defaults_set = true; |
| 911 | |
| 912 | /* Get ready dyn ramp state machine settings */ |
| 913 | pllx_get_dyn_steps(&pllx->hw, &step_a, &step_b); |
| 914 | val = PLLX_MISC2_DEFAULT_VALUE & (~PLLX_MISC2_DYNRAMP_STEPA_MASK) & |
| 915 | (~PLLX_MISC2_DYNRAMP_STEPB_MASK); |
| 916 | val |= step_a << PLLX_MISC2_DYNRAMP_STEPA_SHIFT; |
| 917 | val |= step_b << PLLX_MISC2_DYNRAMP_STEPB_SHIFT; |
| 918 | |
| 919 | if (readl_relaxed(clk_base + pllx->params->base_reg) & PLL_ENABLE) { |
| 920 | pr_warn("PLL_X already enabled. Postponing set full defaults\n"); |
| 921 | |
| 922 | /* |
| 923 | * PLL is ON: check if defaults already set, then set those |
| 924 | * that can be updated in flight. |
| 925 | */ |
| 926 | pllx_check_defaults(pllx); |
| 927 | |
| 928 | /* Configure dyn ramp, disable lock override */ |
| 929 | writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); |
| 930 | |
| 931 | /* Enable lock detect */ |
| 932 | val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[0]); |
| 933 | val &= ~PLLX_MISC0_LOCK_ENABLE; |
| 934 | val |= PLLX_MISC0_DEFAULT_VALUE & PLLX_MISC0_LOCK_ENABLE; |
| 935 | writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[0]); |
| 936 | udelay(1); |
| 937 | |
| 938 | return; |
| 939 | } |
| 940 | |
| 941 | /* Enable lock detect and CPU output */ |
| 942 | writel_relaxed(PLLX_MISC0_DEFAULT_VALUE, clk_base + |
| 943 | pllx->params->ext_misc_reg[0]); |
| 944 | |
| 945 | /* Setup */ |
| 946 | writel_relaxed(PLLX_MISC1_DEFAULT_VALUE, clk_base + |
| 947 | pllx->params->ext_misc_reg[1]); |
| 948 | |
| 949 | /* Configure dyn ramp state machine, disable lock override */ |
| 950 | writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); |
| 951 | |
| 952 | /* Set IDDQ */ |
| 953 | writel_relaxed(PLLX_MISC3_DEFAULT_VALUE, clk_base + |
| 954 | pllx->params->ext_misc_reg[3]); |
| 955 | |
| 956 | /* Disable SDM */ |
| 957 | writel_relaxed(PLLX_MISC4_DEFAULT_VALUE, clk_base + |
| 958 | pllx->params->ext_misc_reg[4]); |
| 959 | writel_relaxed(PLLX_MISC5_DEFAULT_VALUE, clk_base + |
| 960 | pllx->params->ext_misc_reg[5]); |
| 961 | udelay(1); |
| 962 | } |
| 963 | |
| 964 | /* PLLMB */ |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 965 | static void tegra210_pllmb_set_defaults(struct tegra_clk_pll *pllmb) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 966 | { |
| 967 | u32 mask, val = readl_relaxed(clk_base + pllmb->params->base_reg); |
| 968 | |
| 969 | pllmb->params->defaults_set = true; |
| 970 | |
| 971 | if (val & PLL_ENABLE) { |
| 972 | pr_warn("PLL_MB already enabled. Postponing set full defaults\n"); |
| 973 | |
| 974 | /* |
| 975 | * PLL is ON: check if defaults already set, then set those |
| 976 | * that can be updated in flight. |
| 977 | */ |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 978 | val = PLLMB_MISC1_DEFAULT_VALUE & (~PLLMB_MISC1_IDDQ); |
| 979 | mask = PLLMB_MISC1_LOCK_ENABLE | PLLMB_MISC1_LOCK_OVERRIDE; |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 980 | _pll_misc_chk_default(clk_base, pllmb->params, 0, val, |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 981 | ~mask & PLLMB_MISC1_WRITE_MASK); |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 982 | |
| 983 | /* Enable lock detect */ |
| 984 | val = readl_relaxed(clk_base + pllmb->params->ext_misc_reg[0]); |
| 985 | val &= ~mask; |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 986 | val |= PLLMB_MISC1_DEFAULT_VALUE & mask; |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 987 | writel_relaxed(val, clk_base + pllmb->params->ext_misc_reg[0]); |
| 988 | udelay(1); |
| 989 | |
| 990 | return; |
| 991 | } |
| 992 | |
| 993 | /* set IDDQ, enable lock detect */ |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 994 | writel_relaxed(PLLMB_MISC1_DEFAULT_VALUE, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 995 | clk_base + pllmb->params->ext_misc_reg[0]); |
| 996 | udelay(1); |
| 997 | } |
| 998 | |
| 999 | /* |
| 1000 | * PLLP |
| 1001 | * VCO is exposed to the clock tree directly along with post-divider output. |
| 1002 | * Both VCO and post-divider output rates are fixed at 408MHz and 204MHz, |
| 1003 | * respectively. |
| 1004 | */ |
| 1005 | static void pllp_check_defaults(struct tegra_clk_pll *pll, bool enabled) |
| 1006 | { |
| 1007 | u32 val, mask; |
| 1008 | |
| 1009 | /* Ignore lock enable (will be set), make sure not in IDDQ if enabled */ |
| 1010 | val = PLLP_MISC0_DEFAULT_VALUE & (~PLLP_MISC0_IDDQ); |
| 1011 | mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE; |
| 1012 | if (!enabled) |
| 1013 | mask |= PLLP_MISC0_IDDQ; |
| 1014 | _pll_misc_chk_default(clk_base, pll->params, 0, val, |
| 1015 | ~mask & PLLP_MISC0_WRITE_MASK); |
| 1016 | |
| 1017 | /* Ignore branch controls */ |
| 1018 | val = PLLP_MISC1_DEFAULT_VALUE; |
| 1019 | mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN; |
| 1020 | _pll_misc_chk_default(clk_base, pll->params, 1, val, |
| 1021 | ~mask & PLLP_MISC1_WRITE_MASK); |
| 1022 | } |
| 1023 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 1024 | static void tegra210_pllp_set_defaults(struct tegra_clk_pll *pllp) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1025 | { |
| 1026 | u32 mask; |
| 1027 | u32 val = readl_relaxed(clk_base + pllp->params->base_reg); |
| 1028 | |
| 1029 | pllp->params->defaults_set = true; |
| 1030 | |
| 1031 | if (val & PLL_ENABLE) { |
| 1032 | pr_warn("PLL_P already enabled. Postponing set full defaults\n"); |
| 1033 | |
| 1034 | /* |
| 1035 | * PLL is ON: check if defaults already set, then set those |
| 1036 | * that can be updated in flight. |
| 1037 | */ |
| 1038 | pllp_check_defaults(pllp, true); |
| 1039 | |
| 1040 | /* Enable lock detect */ |
| 1041 | val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[0]); |
| 1042 | mask = PLLP_MISC0_LOCK_ENABLE | PLLP_MISC0_LOCK_OVERRIDE; |
| 1043 | val &= ~mask; |
| 1044 | val |= PLLP_MISC0_DEFAULT_VALUE & mask; |
| 1045 | writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[0]); |
| 1046 | udelay(1); |
| 1047 | |
| 1048 | return; |
| 1049 | } |
| 1050 | |
| 1051 | /* set IDDQ, enable lock detect */ |
| 1052 | writel_relaxed(PLLP_MISC0_DEFAULT_VALUE, |
| 1053 | clk_base + pllp->params->ext_misc_reg[0]); |
| 1054 | |
| 1055 | /* Preserve branch control */ |
| 1056 | val = readl_relaxed(clk_base + pllp->params->ext_misc_reg[1]); |
| 1057 | mask = PLLP_MISC1_HSIO_EN | PLLP_MISC1_XUSB_EN; |
| 1058 | val &= mask; |
| 1059 | val |= ~mask & PLLP_MISC1_DEFAULT_VALUE; |
| 1060 | writel_relaxed(val, clk_base + pllp->params->ext_misc_reg[1]); |
| 1061 | udelay(1); |
| 1062 | } |
| 1063 | |
| 1064 | /* |
| 1065 | * PLLU |
| 1066 | * VCO is exposed to the clock tree directly along with post-divider output. |
| 1067 | * Both VCO and post-divider output rates are fixed at 480MHz and 240MHz, |
| 1068 | * respectively. |
| 1069 | */ |
| 1070 | static void pllu_check_defaults(struct tegra_clk_pll *pll, bool hw_control) |
| 1071 | { |
| 1072 | u32 val, mask; |
| 1073 | |
| 1074 | /* Ignore lock enable (will be set) and IDDQ if under h/w control */ |
| 1075 | val = PLLU_MISC0_DEFAULT_VALUE & (~PLLU_MISC0_IDDQ); |
| 1076 | mask = PLLU_MISC0_LOCK_ENABLE | (hw_control ? PLLU_MISC0_IDDQ : 0); |
| 1077 | _pll_misc_chk_default(clk_base, pll->params, 0, val, |
| 1078 | ~mask & PLLU_MISC0_WRITE_MASK); |
| 1079 | |
| 1080 | val = PLLU_MISC1_DEFAULT_VALUE; |
| 1081 | mask = PLLU_MISC1_LOCK_OVERRIDE; |
| 1082 | _pll_misc_chk_default(clk_base, pll->params, 1, val, |
| 1083 | ~mask & PLLU_MISC1_WRITE_MASK); |
| 1084 | } |
| 1085 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 1086 | static void tegra210_pllu_set_defaults(struct tegra_clk_pll *pllu) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1087 | { |
| 1088 | u32 val = readl_relaxed(clk_base + pllu->params->base_reg); |
| 1089 | |
| 1090 | pllu->params->defaults_set = true; |
| 1091 | |
| 1092 | if (val & PLL_ENABLE) { |
| 1093 | pr_warn("PLL_U already enabled. Postponing set full defaults\n"); |
| 1094 | |
| 1095 | /* |
| 1096 | * PLL is ON: check if defaults already set, then set those |
| 1097 | * that can be updated in flight. |
| 1098 | */ |
| 1099 | pllu_check_defaults(pllu, false); |
| 1100 | |
| 1101 | /* Enable lock detect */ |
| 1102 | val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[0]); |
| 1103 | val &= ~PLLU_MISC0_LOCK_ENABLE; |
| 1104 | val |= PLLU_MISC0_DEFAULT_VALUE & PLLU_MISC0_LOCK_ENABLE; |
| 1105 | writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[0]); |
| 1106 | |
| 1107 | val = readl_relaxed(clk_base + pllu->params->ext_misc_reg[1]); |
| 1108 | val &= ~PLLU_MISC1_LOCK_OVERRIDE; |
| 1109 | val |= PLLU_MISC1_DEFAULT_VALUE & PLLU_MISC1_LOCK_OVERRIDE; |
| 1110 | writel_relaxed(val, clk_base + pllu->params->ext_misc_reg[1]); |
| 1111 | udelay(1); |
| 1112 | |
| 1113 | return; |
| 1114 | } |
| 1115 | |
| 1116 | /* set IDDQ, enable lock detect */ |
| 1117 | writel_relaxed(PLLU_MISC0_DEFAULT_VALUE, |
| 1118 | clk_base + pllu->params->ext_misc_reg[0]); |
| 1119 | writel_relaxed(PLLU_MISC1_DEFAULT_VALUE, |
| 1120 | clk_base + pllu->params->ext_misc_reg[1]); |
| 1121 | udelay(1); |
| 1122 | } |
| 1123 | |
| 1124 | #define mask(w) ((1 << (w)) - 1) |
| 1125 | #define divm_mask(p) mask(p->params->div_nmp->divm_width) |
| 1126 | #define divn_mask(p) mask(p->params->div_nmp->divn_width) |
| 1127 | #define divp_mask(p) (p->params->flags & TEGRA_PLLU ? PLLU_POST_DIVP_MASK :\ |
| 1128 | mask(p->params->div_nmp->divp_width)) |
| 1129 | |
| 1130 | #define divm_shift(p) ((p)->params->div_nmp->divm_shift) |
| 1131 | #define divn_shift(p) ((p)->params->div_nmp->divn_shift) |
| 1132 | #define divp_shift(p) ((p)->params->div_nmp->divp_shift) |
| 1133 | |
| 1134 | #define divm_mask_shifted(p) (divm_mask(p) << divm_shift(p)) |
| 1135 | #define divn_mask_shifted(p) (divn_mask(p) << divn_shift(p)) |
| 1136 | #define divp_mask_shifted(p) (divp_mask(p) << divp_shift(p)) |
| 1137 | |
| 1138 | #define PLL_LOCKDET_DELAY 2 /* Lock detection safety delays */ |
| 1139 | static int tegra210_wait_for_mask(struct tegra_clk_pll *pll, |
| 1140 | u32 reg, u32 mask) |
| 1141 | { |
| 1142 | int i; |
| 1143 | u32 val = 0; |
| 1144 | |
| 1145 | for (i = 0; i < pll->params->lock_delay / PLL_LOCKDET_DELAY + 1; i++) { |
| 1146 | udelay(PLL_LOCKDET_DELAY); |
| 1147 | val = readl_relaxed(clk_base + reg); |
| 1148 | if ((val & mask) == mask) { |
| 1149 | udelay(PLL_LOCKDET_DELAY); |
| 1150 | return 0; |
| 1151 | } |
| 1152 | } |
| 1153 | return -ETIMEDOUT; |
| 1154 | } |
| 1155 | |
| 1156 | static int tegra210_pllx_dyn_ramp(struct tegra_clk_pll *pllx, |
| 1157 | struct tegra_clk_pll_freq_table *cfg) |
| 1158 | { |
| 1159 | u32 val, base, ndiv_new_mask; |
| 1160 | |
| 1161 | ndiv_new_mask = (divn_mask(pllx) >> pllx->params->div_nmp->divn_shift) |
| 1162 | << PLLX_MISC2_NDIV_NEW_SHIFT; |
| 1163 | |
| 1164 | val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]); |
| 1165 | val &= (~ndiv_new_mask); |
| 1166 | val |= cfg->n << PLLX_MISC2_NDIV_NEW_SHIFT; |
| 1167 | writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); |
| 1168 | udelay(1); |
| 1169 | |
| 1170 | val = readl_relaxed(clk_base + pllx->params->ext_misc_reg[2]); |
| 1171 | val |= PLLX_MISC2_EN_DYNRAMP; |
| 1172 | writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); |
| 1173 | udelay(1); |
| 1174 | |
| 1175 | tegra210_wait_for_mask(pllx, pllx->params->ext_misc_reg[2], |
| 1176 | PLLX_MISC2_DYNRAMP_DONE); |
| 1177 | |
| 1178 | base = readl_relaxed(clk_base + pllx->params->base_reg) & |
| 1179 | (~divn_mask_shifted(pllx)); |
| 1180 | base |= cfg->n << pllx->params->div_nmp->divn_shift; |
| 1181 | writel_relaxed(base, clk_base + pllx->params->base_reg); |
| 1182 | udelay(1); |
| 1183 | |
| 1184 | val &= ~PLLX_MISC2_EN_DYNRAMP; |
| 1185 | writel_relaxed(val, clk_base + pllx->params->ext_misc_reg[2]); |
| 1186 | udelay(1); |
| 1187 | |
| 1188 | pr_debug("%s: dynamic ramp to m = %u n = %u p = %u, Fout = %lu kHz\n", |
| 1189 | __clk_get_name(pllx->hw.clk), cfg->m, cfg->n, cfg->p, |
| 1190 | cfg->input_rate / cfg->m * cfg->n / |
| 1191 | pllx->params->pdiv_tohw[cfg->p].pdiv / 1000); |
| 1192 | |
| 1193 | return 0; |
| 1194 | } |
| 1195 | |
| 1196 | /* |
| 1197 | * Common configuration for PLLs with fixed input divider policy: |
| 1198 | * - always set fixed M-value based on the reference rate |
| 1199 | * - always set P-value value 1:1 for output rates above VCO minimum, and |
| 1200 | * choose minimum necessary P-value for output rates below VCO maximum |
| 1201 | * - calculate N-value based on selected M and P |
| 1202 | * - calculate SDM_DIN fractional part |
| 1203 | */ |
| 1204 | static int tegra210_pll_fixed_mdiv_cfg(struct clk_hw *hw, |
| 1205 | struct tegra_clk_pll_freq_table *cfg, |
| 1206 | unsigned long rate, unsigned long input_rate) |
| 1207 | { |
| 1208 | struct tegra_clk_pll *pll = to_clk_pll(hw); |
| 1209 | struct tegra_clk_pll_params *params = pll->params; |
| 1210 | int p; |
| 1211 | unsigned long cf, p_rate; |
| 1212 | u32 pdiv; |
| 1213 | |
| 1214 | if (!rate) |
| 1215 | return -EINVAL; |
| 1216 | |
| 1217 | if (!(params->flags & TEGRA_PLL_VCO_OUT)) { |
| 1218 | p = DIV_ROUND_UP(params->vco_min, rate); |
| 1219 | p = params->round_p_to_pdiv(p, &pdiv); |
| 1220 | } else { |
| 1221 | p = rate >= params->vco_min ? 1 : -EINVAL; |
| 1222 | } |
| 1223 | |
| 1224 | if (IS_ERR_VALUE(p)) |
| 1225 | return -EINVAL; |
| 1226 | |
| 1227 | cfg->m = tegra_pll_get_fixed_mdiv(hw, input_rate); |
| 1228 | cfg->p = p; |
| 1229 | |
| 1230 | /* Store P as HW value, as that is what is expected */ |
| 1231 | cfg->p = tegra_pll_p_div_to_hw(pll, cfg->p); |
| 1232 | |
| 1233 | p_rate = rate * p; |
| 1234 | if (p_rate > params->vco_max) |
| 1235 | p_rate = params->vco_max; |
| 1236 | cf = input_rate / cfg->m; |
| 1237 | cfg->n = p_rate / cf; |
| 1238 | |
| 1239 | cfg->sdm_data = 0; |
| 1240 | if (params->sdm_ctrl_reg) { |
| 1241 | unsigned long rem = p_rate - cf * cfg->n; |
| 1242 | /* If ssc is enabled SDM enabled as well, even for integer n */ |
| 1243 | if (rem || params->ssc_ctrl_reg) { |
| 1244 | u64 s = rem * PLL_SDM_COEFF; |
| 1245 | |
| 1246 | do_div(s, cf); |
| 1247 | s -= PLL_SDM_COEFF / 2; |
| 1248 | cfg->sdm_data = sdin_din_to_data(s); |
| 1249 | } |
| 1250 | } |
| 1251 | |
| 1252 | cfg->input_rate = input_rate; |
| 1253 | cfg->output_rate = rate; |
| 1254 | |
| 1255 | return 0; |
| 1256 | } |
| 1257 | |
| 1258 | /* |
| 1259 | * clk_pll_set_gain - set gain to m, n to calculate correct VCO rate |
| 1260 | * |
| 1261 | * @cfg: struct tegra_clk_pll_freq_table * cfg |
| 1262 | * |
| 1263 | * For Normal mode: |
| 1264 | * Fvco = Fref * NDIV / MDIV |
| 1265 | * |
| 1266 | * For fractional mode: |
| 1267 | * Fvco = Fref * (NDIV + 0.5 + SDM_DIN / PLL_SDM_COEFF) / MDIV |
| 1268 | */ |
| 1269 | static void tegra210_clk_pll_set_gain(struct tegra_clk_pll_freq_table *cfg) |
| 1270 | { |
| 1271 | cfg->n = cfg->n * PLL_SDM_COEFF + PLL_SDM_COEFF/2 + |
| 1272 | sdin_data_to_din(cfg->sdm_data); |
| 1273 | cfg->m *= PLL_SDM_COEFF; |
| 1274 | } |
| 1275 | |
Jon Hunter | fd360e2 | 2015-12-04 17:04:24 +0000 | [diff] [blame] | 1276 | static unsigned long |
| 1277 | tegra210_clk_adjust_vco_min(struct tegra_clk_pll_params *params, |
| 1278 | unsigned long parent_rate) |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1279 | { |
| 1280 | unsigned long vco_min = params->vco_min; |
| 1281 | |
| 1282 | params->vco_min += DIV_ROUND_UP(parent_rate, PLL_SDM_COEFF); |
| 1283 | vco_min = min(vco_min, params->vco_min); |
| 1284 | |
| 1285 | return vco_min; |
| 1286 | } |
| 1287 | |
| 1288 | static struct div_nmp pllx_nmp = { |
| 1289 | .divm_shift = 0, |
| 1290 | .divm_width = 8, |
| 1291 | .divn_shift = 8, |
| 1292 | .divn_width = 8, |
| 1293 | .divp_shift = 20, |
| 1294 | .divp_width = 5, |
| 1295 | }; |
| 1296 | /* |
| 1297 | * PLL post divider maps - two types: quasi-linear and exponential |
| 1298 | * post divider. |
| 1299 | */ |
| 1300 | #define PLL_QLIN_PDIV_MAX 16 |
| 1301 | static const struct pdiv_map pll_qlin_pdiv_to_hw[] = { |
| 1302 | { .pdiv = 1, .hw_val = 0 }, |
| 1303 | { .pdiv = 2, .hw_val = 1 }, |
| 1304 | { .pdiv = 3, .hw_val = 2 }, |
| 1305 | { .pdiv = 4, .hw_val = 3 }, |
| 1306 | { .pdiv = 5, .hw_val = 4 }, |
| 1307 | { .pdiv = 6, .hw_val = 5 }, |
| 1308 | { .pdiv = 8, .hw_val = 6 }, |
| 1309 | { .pdiv = 9, .hw_val = 7 }, |
| 1310 | { .pdiv = 10, .hw_val = 8 }, |
| 1311 | { .pdiv = 12, .hw_val = 9 }, |
| 1312 | { .pdiv = 15, .hw_val = 10 }, |
| 1313 | { .pdiv = 16, .hw_val = 11 }, |
| 1314 | { .pdiv = 18, .hw_val = 12 }, |
| 1315 | { .pdiv = 20, .hw_val = 13 }, |
| 1316 | { .pdiv = 24, .hw_val = 14 }, |
| 1317 | { .pdiv = 30, .hw_val = 15 }, |
| 1318 | { .pdiv = 32, .hw_val = 16 }, |
| 1319 | }; |
| 1320 | |
| 1321 | static u32 pll_qlin_p_to_pdiv(u32 p, u32 *pdiv) |
| 1322 | { |
| 1323 | int i; |
| 1324 | |
| 1325 | if (p) { |
| 1326 | for (i = 0; i <= PLL_QLIN_PDIV_MAX; i++) { |
| 1327 | if (p <= pll_qlin_pdiv_to_hw[i].pdiv) { |
| 1328 | if (pdiv) |
| 1329 | *pdiv = i; |
| 1330 | return pll_qlin_pdiv_to_hw[i].pdiv; |
| 1331 | } |
| 1332 | } |
| 1333 | } |
| 1334 | |
| 1335 | return -EINVAL; |
| 1336 | } |
| 1337 | |
| 1338 | #define PLL_EXPO_PDIV_MAX 7 |
| 1339 | static const struct pdiv_map pll_expo_pdiv_to_hw[] = { |
| 1340 | { .pdiv = 1, .hw_val = 0 }, |
| 1341 | { .pdiv = 2, .hw_val = 1 }, |
| 1342 | { .pdiv = 4, .hw_val = 2 }, |
| 1343 | { .pdiv = 8, .hw_val = 3 }, |
| 1344 | { .pdiv = 16, .hw_val = 4 }, |
| 1345 | { .pdiv = 32, .hw_val = 5 }, |
| 1346 | { .pdiv = 64, .hw_val = 6 }, |
| 1347 | { .pdiv = 128, .hw_val = 7 }, |
| 1348 | }; |
| 1349 | |
| 1350 | static u32 pll_expo_p_to_pdiv(u32 p, u32 *pdiv) |
| 1351 | { |
| 1352 | if (p) { |
| 1353 | u32 i = fls(p); |
| 1354 | |
| 1355 | if (i == ffs(p)) |
| 1356 | i--; |
| 1357 | |
| 1358 | if (i <= PLL_EXPO_PDIV_MAX) { |
| 1359 | if (pdiv) |
| 1360 | *pdiv = i; |
| 1361 | return 1 << i; |
| 1362 | } |
| 1363 | } |
| 1364 | return -EINVAL; |
| 1365 | } |
| 1366 | |
| 1367 | static struct tegra_clk_pll_freq_table pll_x_freq_table[] = { |
| 1368 | /* 1 GHz */ |
| 1369 | { 12000000, 1000000000, 166, 1, 1, 0 }, /* actual: 996.0 MHz */ |
| 1370 | { 13000000, 1000000000, 153, 1, 1, 0 }, /* actual: 994.0 MHz */ |
| 1371 | { 38400000, 1000000000, 156, 3, 1, 0 }, /* actual: 998.4 MHz */ |
| 1372 | { 0, 0, 0, 0, 0, 0 }, |
| 1373 | }; |
| 1374 | |
| 1375 | static struct tegra_clk_pll_params pll_x_params = { |
| 1376 | .input_min = 12000000, |
| 1377 | .input_max = 800000000, |
| 1378 | .cf_min = 12000000, |
| 1379 | .cf_max = 38400000, |
| 1380 | .vco_min = 1350000000, |
| 1381 | .vco_max = 3000000000UL, |
| 1382 | .base_reg = PLLX_BASE, |
| 1383 | .misc_reg = PLLX_MISC0, |
| 1384 | .lock_mask = PLL_BASE_LOCK, |
| 1385 | .lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE, |
| 1386 | .lock_delay = 300, |
| 1387 | .ext_misc_reg[0] = PLLX_MISC0, |
| 1388 | .ext_misc_reg[1] = PLLX_MISC1, |
| 1389 | .ext_misc_reg[2] = PLLX_MISC2, |
| 1390 | .ext_misc_reg[3] = PLLX_MISC3, |
| 1391 | .ext_misc_reg[4] = PLLX_MISC4, |
| 1392 | .ext_misc_reg[5] = PLLX_MISC5, |
| 1393 | .iddq_reg = PLLX_MISC3, |
| 1394 | .iddq_bit_idx = PLLXP_IDDQ_BIT, |
| 1395 | .max_p = PLL_QLIN_PDIV_MAX, |
| 1396 | .mdiv_default = 2, |
| 1397 | .dyn_ramp_reg = PLLX_MISC2, |
| 1398 | .stepa_shift = 16, |
| 1399 | .stepb_shift = 24, |
| 1400 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1401 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1402 | .div_nmp = &pllx_nmp, |
| 1403 | .freq_table = pll_x_freq_table, |
| 1404 | .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE, |
| 1405 | .dyn_ramp = tegra210_pllx_dyn_ramp, |
| 1406 | .set_defaults = tegra210_pllx_set_defaults, |
| 1407 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1408 | }; |
| 1409 | |
| 1410 | static struct div_nmp pllc_nmp = { |
| 1411 | .divm_shift = 0, |
| 1412 | .divm_width = 8, |
| 1413 | .divn_shift = 10, |
| 1414 | .divn_width = 8, |
| 1415 | .divp_shift = 20, |
| 1416 | .divp_width = 5, |
| 1417 | }; |
| 1418 | |
| 1419 | static struct tegra_clk_pll_freq_table pll_cx_freq_table[] = { |
| 1420 | { 12000000, 510000000, 85, 1, 1, 0 }, |
| 1421 | { 13000000, 510000000, 78, 1, 1, 0 }, /* actual: 507.0 MHz */ |
| 1422 | { 38400000, 510000000, 79, 3, 1, 0 }, /* actual: 505.6 MHz */ |
| 1423 | { 0, 0, 0, 0, 0, 0 }, |
| 1424 | }; |
| 1425 | |
| 1426 | static struct tegra_clk_pll_params pll_c_params = { |
| 1427 | .input_min = 12000000, |
| 1428 | .input_max = 700000000, |
| 1429 | .cf_min = 12000000, |
| 1430 | .cf_max = 50000000, |
| 1431 | .vco_min = 600000000, |
| 1432 | .vco_max = 1200000000, |
| 1433 | .base_reg = PLLC_BASE, |
| 1434 | .misc_reg = PLLC_MISC0, |
| 1435 | .lock_mask = PLL_BASE_LOCK, |
| 1436 | .lock_delay = 300, |
| 1437 | .iddq_reg = PLLC_MISC1, |
| 1438 | .iddq_bit_idx = PLLCX_IDDQ_BIT, |
| 1439 | .reset_reg = PLLC_MISC0, |
| 1440 | .reset_bit_idx = PLLCX_RESET_BIT, |
| 1441 | .max_p = PLL_QLIN_PDIV_MAX, |
| 1442 | .ext_misc_reg[0] = PLLC_MISC0, |
| 1443 | .ext_misc_reg[1] = PLLC_MISC1, |
| 1444 | .ext_misc_reg[2] = PLLC_MISC2, |
| 1445 | .ext_misc_reg[3] = PLLC_MISC3, |
| 1446 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1447 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1448 | .mdiv_default = 3, |
| 1449 | .div_nmp = &pllc_nmp, |
| 1450 | .freq_table = pll_cx_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1451 | .flags = TEGRA_PLL_USE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1452 | .set_defaults = _pllc_set_defaults, |
| 1453 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1454 | }; |
| 1455 | |
| 1456 | static struct div_nmp pllcx_nmp = { |
| 1457 | .divm_shift = 0, |
| 1458 | .divm_width = 8, |
| 1459 | .divn_shift = 10, |
| 1460 | .divn_width = 8, |
| 1461 | .divp_shift = 20, |
| 1462 | .divp_width = 5, |
| 1463 | }; |
| 1464 | |
| 1465 | static struct tegra_clk_pll_params pll_c2_params = { |
| 1466 | .input_min = 12000000, |
| 1467 | .input_max = 700000000, |
| 1468 | .cf_min = 12000000, |
| 1469 | .cf_max = 50000000, |
| 1470 | .vco_min = 600000000, |
| 1471 | .vco_max = 1200000000, |
| 1472 | .base_reg = PLLC2_BASE, |
| 1473 | .misc_reg = PLLC2_MISC0, |
| 1474 | .iddq_reg = PLLC2_MISC1, |
| 1475 | .iddq_bit_idx = PLLCX_IDDQ_BIT, |
| 1476 | .reset_reg = PLLC2_MISC0, |
| 1477 | .reset_bit_idx = PLLCX_RESET_BIT, |
| 1478 | .lock_mask = PLLCX_BASE_LOCK, |
| 1479 | .lock_delay = 300, |
| 1480 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1481 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1482 | .mdiv_default = 3, |
| 1483 | .div_nmp = &pllcx_nmp, |
| 1484 | .max_p = PLL_QLIN_PDIV_MAX, |
| 1485 | .ext_misc_reg[0] = PLLC2_MISC0, |
| 1486 | .ext_misc_reg[1] = PLLC2_MISC1, |
| 1487 | .ext_misc_reg[2] = PLLC2_MISC2, |
| 1488 | .ext_misc_reg[3] = PLLC2_MISC3, |
| 1489 | .freq_table = pll_cx_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1490 | .flags = TEGRA_PLL_USE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1491 | .set_defaults = _pllc2_set_defaults, |
| 1492 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1493 | }; |
| 1494 | |
| 1495 | static struct tegra_clk_pll_params pll_c3_params = { |
| 1496 | .input_min = 12000000, |
| 1497 | .input_max = 700000000, |
| 1498 | .cf_min = 12000000, |
| 1499 | .cf_max = 50000000, |
| 1500 | .vco_min = 600000000, |
| 1501 | .vco_max = 1200000000, |
| 1502 | .base_reg = PLLC3_BASE, |
| 1503 | .misc_reg = PLLC3_MISC0, |
| 1504 | .lock_mask = PLLCX_BASE_LOCK, |
| 1505 | .lock_delay = 300, |
| 1506 | .iddq_reg = PLLC3_MISC1, |
| 1507 | .iddq_bit_idx = PLLCX_IDDQ_BIT, |
| 1508 | .reset_reg = PLLC3_MISC0, |
| 1509 | .reset_bit_idx = PLLCX_RESET_BIT, |
| 1510 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1511 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1512 | .mdiv_default = 3, |
| 1513 | .div_nmp = &pllcx_nmp, |
| 1514 | .max_p = PLL_QLIN_PDIV_MAX, |
| 1515 | .ext_misc_reg[0] = PLLC3_MISC0, |
| 1516 | .ext_misc_reg[1] = PLLC3_MISC1, |
| 1517 | .ext_misc_reg[2] = PLLC3_MISC2, |
| 1518 | .ext_misc_reg[3] = PLLC3_MISC3, |
| 1519 | .freq_table = pll_cx_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1520 | .flags = TEGRA_PLL_USE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1521 | .set_defaults = _pllc3_set_defaults, |
| 1522 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1523 | }; |
| 1524 | |
| 1525 | static struct div_nmp pllss_nmp = { |
| 1526 | .divm_shift = 0, |
| 1527 | .divm_width = 8, |
| 1528 | .divn_shift = 8, |
| 1529 | .divn_width = 8, |
| 1530 | .divp_shift = 19, |
| 1531 | .divp_width = 5, |
| 1532 | }; |
| 1533 | |
| 1534 | static struct tegra_clk_pll_freq_table pll_c4_vco_freq_table[] = { |
| 1535 | { 12000000, 600000000, 50, 1, 0, 0 }, |
| 1536 | { 13000000, 600000000, 46, 1, 0, 0 }, /* actual: 598.0 MHz */ |
| 1537 | { 38400000, 600000000, 62, 4, 0, 0 }, /* actual: 595.2 MHz */ |
| 1538 | { 0, 0, 0, 0, 0, 0 }, |
| 1539 | }; |
| 1540 | |
| 1541 | static const struct clk_div_table pll_vco_post_div_table[] = { |
| 1542 | { .val = 0, .div = 1 }, |
| 1543 | { .val = 1, .div = 2 }, |
| 1544 | { .val = 2, .div = 3 }, |
| 1545 | { .val = 3, .div = 4 }, |
| 1546 | { .val = 4, .div = 5 }, |
| 1547 | { .val = 5, .div = 6 }, |
| 1548 | { .val = 6, .div = 8 }, |
| 1549 | { .val = 7, .div = 10 }, |
| 1550 | { .val = 8, .div = 12 }, |
| 1551 | { .val = 9, .div = 16 }, |
| 1552 | { .val = 10, .div = 12 }, |
| 1553 | { .val = 11, .div = 16 }, |
| 1554 | { .val = 12, .div = 20 }, |
| 1555 | { .val = 13, .div = 24 }, |
| 1556 | { .val = 14, .div = 32 }, |
| 1557 | { .val = 0, .div = 0 }, |
| 1558 | }; |
| 1559 | |
| 1560 | static struct tegra_clk_pll_params pll_c4_vco_params = { |
| 1561 | .input_min = 9600000, |
| 1562 | .input_max = 800000000, |
| 1563 | .cf_min = 9600000, |
| 1564 | .cf_max = 19200000, |
| 1565 | .vco_min = 500000000, |
| 1566 | .vco_max = 1080000000, |
| 1567 | .base_reg = PLLC4_BASE, |
| 1568 | .misc_reg = PLLC4_MISC0, |
| 1569 | .lock_mask = PLL_BASE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1570 | .lock_delay = 300, |
| 1571 | .max_p = PLL_QLIN_PDIV_MAX, |
| 1572 | .ext_misc_reg[0] = PLLC4_MISC0, |
| 1573 | .iddq_reg = PLLC4_BASE, |
| 1574 | .iddq_bit_idx = PLLSS_IDDQ_BIT, |
| 1575 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1576 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1577 | .mdiv_default = 3, |
| 1578 | .div_nmp = &pllss_nmp, |
| 1579 | .freq_table = pll_c4_vco_freq_table, |
| 1580 | .set_defaults = tegra210_pllc4_set_defaults, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1581 | .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1582 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1583 | }; |
| 1584 | |
| 1585 | static struct tegra_clk_pll_freq_table pll_m_freq_table[] = { |
| 1586 | { 12000000, 800000000, 66, 1, 0, 0 }, /* actual: 792.0 MHz */ |
| 1587 | { 13000000, 800000000, 61, 1, 0, 0 }, /* actual: 793.0 MHz */ |
| 1588 | { 38400000, 297600000, 93, 4, 2, 0 }, |
| 1589 | { 38400000, 400000000, 125, 4, 2, 0 }, |
| 1590 | { 38400000, 532800000, 111, 4, 1, 0 }, |
| 1591 | { 38400000, 665600000, 104, 3, 1, 0 }, |
| 1592 | { 38400000, 800000000, 125, 3, 1, 0 }, |
| 1593 | { 38400000, 931200000, 97, 4, 0, 0 }, |
| 1594 | { 38400000, 1065600000, 111, 4, 0, 0 }, |
| 1595 | { 38400000, 1200000000, 125, 4, 0, 0 }, |
| 1596 | { 38400000, 1331200000, 104, 3, 0, 0 }, |
| 1597 | { 38400000, 1459200000, 76, 2, 0, 0 }, |
| 1598 | { 38400000, 1600000000, 125, 3, 0, 0 }, |
| 1599 | { 0, 0, 0, 0, 0, 0 }, |
| 1600 | }; |
| 1601 | |
| 1602 | static struct div_nmp pllm_nmp = { |
| 1603 | .divm_shift = 0, |
| 1604 | .divm_width = 8, |
| 1605 | .override_divm_shift = 0, |
| 1606 | .divn_shift = 8, |
| 1607 | .divn_width = 8, |
| 1608 | .override_divn_shift = 8, |
| 1609 | .divp_shift = 20, |
| 1610 | .divp_width = 5, |
| 1611 | .override_divp_shift = 27, |
| 1612 | }; |
| 1613 | |
| 1614 | static struct tegra_clk_pll_params pll_m_params = { |
| 1615 | .input_min = 9600000, |
| 1616 | .input_max = 500000000, |
| 1617 | .cf_min = 9600000, |
| 1618 | .cf_max = 19200000, |
| 1619 | .vco_min = 800000000, |
| 1620 | .vco_max = 1866000000, |
| 1621 | .base_reg = PLLM_BASE, |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 1622 | .misc_reg = PLLM_MISC2, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1623 | .lock_mask = PLL_BASE_LOCK, |
| 1624 | .lock_enable_bit_idx = PLLM_MISC_LOCK_ENABLE, |
| 1625 | .lock_delay = 300, |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 1626 | .iddq_reg = PLLM_MISC2, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1627 | .iddq_bit_idx = PLLM_IDDQ_BIT, |
| 1628 | .max_p = PLL_QLIN_PDIV_MAX, |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 1629 | .ext_misc_reg[0] = PLLM_MISC2, |
Jon Hunter | d9e6579 | 2015-12-04 17:04:23 +0000 | [diff] [blame] | 1630 | .ext_misc_reg[1] = PLLM_MISC1, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1631 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1632 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1633 | .div_nmp = &pllm_nmp, |
| 1634 | .pmc_divnm_reg = PMC_PLLM_WB0_OVERRIDE, |
| 1635 | .pmc_divp_reg = PMC_PLLM_WB0_OVERRIDE_2, |
| 1636 | .freq_table = pll_m_freq_table, |
| 1637 | .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_HAS_LOCK_ENABLE, |
| 1638 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1639 | }; |
| 1640 | |
| 1641 | static struct tegra_clk_pll_params pll_mb_params = { |
| 1642 | .input_min = 9600000, |
| 1643 | .input_max = 500000000, |
| 1644 | .cf_min = 9600000, |
| 1645 | .cf_max = 19200000, |
| 1646 | .vco_min = 800000000, |
| 1647 | .vco_max = 1866000000, |
| 1648 | .base_reg = PLLMB_BASE, |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 1649 | .misc_reg = PLLMB_MISC1, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1650 | .lock_mask = PLL_BASE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1651 | .lock_delay = 300, |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 1652 | .iddq_reg = PLLMB_MISC1, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1653 | .iddq_bit_idx = PLLMB_IDDQ_BIT, |
| 1654 | .max_p = PLL_QLIN_PDIV_MAX, |
Rhyland Klein | 474f2ba | 2016-01-14 14:24:32 -0500 | [diff] [blame] | 1655 | .ext_misc_reg[0] = PLLMB_MISC1, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1656 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1657 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1658 | .div_nmp = &pllm_nmp, |
| 1659 | .freq_table = pll_m_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1660 | .flags = TEGRA_PLL_USE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1661 | .set_defaults = tegra210_pllmb_set_defaults, |
| 1662 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1663 | }; |
| 1664 | |
| 1665 | |
| 1666 | static struct tegra_clk_pll_freq_table pll_e_freq_table[] = { |
| 1667 | /* PLLE special case: use cpcon field to store cml divider value */ |
| 1668 | { 672000000, 100000000, 125, 42, 0, 13 }, |
| 1669 | { 624000000, 100000000, 125, 39, 0, 13 }, |
| 1670 | { 336000000, 100000000, 125, 21, 0, 13 }, |
| 1671 | { 312000000, 100000000, 200, 26, 0, 14 }, |
| 1672 | { 38400000, 100000000, 125, 2, 0, 14 }, |
| 1673 | { 12000000, 100000000, 200, 1, 0, 14 }, |
| 1674 | { 0, 0, 0, 0, 0, 0 }, |
| 1675 | }; |
| 1676 | |
| 1677 | static struct div_nmp plle_nmp = { |
| 1678 | .divm_shift = 0, |
| 1679 | .divm_width = 8, |
| 1680 | .divn_shift = 8, |
| 1681 | .divn_width = 8, |
| 1682 | .divp_shift = 24, |
| 1683 | .divp_width = 5, |
| 1684 | }; |
| 1685 | |
| 1686 | static struct tegra_clk_pll_params pll_e_params = { |
| 1687 | .input_min = 12000000, |
| 1688 | .input_max = 800000000, |
| 1689 | .cf_min = 12000000, |
| 1690 | .cf_max = 38400000, |
| 1691 | .vco_min = 1600000000, |
| 1692 | .vco_max = 2500000000U, |
| 1693 | .base_reg = PLLE_BASE, |
| 1694 | .misc_reg = PLLE_MISC0, |
| 1695 | .aux_reg = PLLE_AUX, |
| 1696 | .lock_mask = PLLE_MISC_LOCK, |
| 1697 | .lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE, |
| 1698 | .lock_delay = 300, |
| 1699 | .div_nmp = &plle_nmp, |
| 1700 | .freq_table = pll_e_freq_table, |
| 1701 | .flags = TEGRA_PLL_FIXED | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_USE_LOCK | |
| 1702 | TEGRA_PLL_HAS_LOCK_ENABLE, |
| 1703 | .fixed_rate = 100000000, |
| 1704 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1705 | }; |
| 1706 | |
| 1707 | static struct tegra_clk_pll_freq_table pll_re_vco_freq_table[] = { |
| 1708 | { 12000000, 672000000, 56, 1, 0, 0 }, |
| 1709 | { 13000000, 672000000, 51, 1, 0, 0 }, /* actual: 663.0 MHz */ |
| 1710 | { 38400000, 672000000, 70, 4, 0, 0 }, |
| 1711 | { 0, 0, 0, 0, 0, 0 }, |
| 1712 | }; |
| 1713 | |
| 1714 | static struct div_nmp pllre_nmp = { |
| 1715 | .divm_shift = 0, |
| 1716 | .divm_width = 8, |
| 1717 | .divn_shift = 8, |
| 1718 | .divn_width = 8, |
| 1719 | .divp_shift = 16, |
| 1720 | .divp_width = 5, |
| 1721 | }; |
| 1722 | |
| 1723 | static struct tegra_clk_pll_params pll_re_vco_params = { |
| 1724 | .input_min = 9600000, |
| 1725 | .input_max = 800000000, |
| 1726 | .cf_min = 9600000, |
| 1727 | .cf_max = 19200000, |
| 1728 | .vco_min = 350000000, |
| 1729 | .vco_max = 700000000, |
| 1730 | .base_reg = PLLRE_BASE, |
| 1731 | .misc_reg = PLLRE_MISC0, |
| 1732 | .lock_mask = PLLRE_MISC_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1733 | .lock_delay = 300, |
| 1734 | .max_p = PLL_QLIN_PDIV_MAX, |
| 1735 | .ext_misc_reg[0] = PLLRE_MISC0, |
| 1736 | .iddq_reg = PLLRE_MISC0, |
| 1737 | .iddq_bit_idx = PLLRE_IDDQ_BIT, |
| 1738 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1739 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1740 | .div_nmp = &pllre_nmp, |
| 1741 | .freq_table = pll_re_vco_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1742 | .flags = TEGRA_PLL_USE_LOCK | TEGRA_PLL_LOCK_MISC | TEGRA_PLL_VCO_OUT, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1743 | .set_defaults = tegra210_pllre_set_defaults, |
| 1744 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1745 | }; |
| 1746 | |
| 1747 | static struct div_nmp pllp_nmp = { |
| 1748 | .divm_shift = 0, |
| 1749 | .divm_width = 8, |
| 1750 | .divn_shift = 10, |
| 1751 | .divn_width = 8, |
| 1752 | .divp_shift = 20, |
| 1753 | .divp_width = 5, |
| 1754 | }; |
| 1755 | |
| 1756 | static struct tegra_clk_pll_freq_table pll_p_freq_table[] = { |
| 1757 | { 12000000, 408000000, 34, 1, 0, 0 }, |
| 1758 | { 38400000, 408000000, 85, 8, 0, 0 }, /* cf = 4.8MHz, allowed exception */ |
| 1759 | { 0, 0, 0, 0, 0, 0 }, |
| 1760 | }; |
| 1761 | |
| 1762 | static struct tegra_clk_pll_params pll_p_params = { |
| 1763 | .input_min = 9600000, |
| 1764 | .input_max = 800000000, |
| 1765 | .cf_min = 9600000, |
| 1766 | .cf_max = 19200000, |
| 1767 | .vco_min = 350000000, |
| 1768 | .vco_max = 700000000, |
| 1769 | .base_reg = PLLP_BASE, |
| 1770 | .misc_reg = PLLP_MISC0, |
| 1771 | .lock_mask = PLL_BASE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1772 | .lock_delay = 300, |
| 1773 | .iddq_reg = PLLP_MISC0, |
| 1774 | .iddq_bit_idx = PLLXP_IDDQ_BIT, |
| 1775 | .ext_misc_reg[0] = PLLP_MISC0, |
| 1776 | .ext_misc_reg[1] = PLLP_MISC1, |
| 1777 | .div_nmp = &pllp_nmp, |
| 1778 | .freq_table = pll_p_freq_table, |
| 1779 | .fixed_rate = 408000000, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1780 | .flags = TEGRA_PLL_FIXED | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1781 | .set_defaults = tegra210_pllp_set_defaults, |
| 1782 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1783 | }; |
| 1784 | |
| 1785 | static struct tegra_clk_pll_params pll_a1_params = { |
| 1786 | .input_min = 12000000, |
| 1787 | .input_max = 700000000, |
| 1788 | .cf_min = 12000000, |
| 1789 | .cf_max = 50000000, |
| 1790 | .vco_min = 600000000, |
| 1791 | .vco_max = 1200000000, |
| 1792 | .base_reg = PLLA1_BASE, |
| 1793 | .misc_reg = PLLA1_MISC0, |
| 1794 | .lock_mask = PLLCX_BASE_LOCK, |
| 1795 | .lock_delay = 300, |
| 1796 | .iddq_reg = PLLA1_MISC0, |
| 1797 | .iddq_bit_idx = PLLCX_IDDQ_BIT, |
| 1798 | .reset_reg = PLLA1_MISC0, |
| 1799 | .reset_bit_idx = PLLCX_RESET_BIT, |
| 1800 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1801 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1802 | .div_nmp = &pllc_nmp, |
| 1803 | .ext_misc_reg[0] = PLLA1_MISC0, |
| 1804 | .ext_misc_reg[1] = PLLA1_MISC1, |
| 1805 | .ext_misc_reg[2] = PLLA1_MISC2, |
| 1806 | .ext_misc_reg[3] = PLLA1_MISC3, |
| 1807 | .freq_table = pll_cx_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1808 | .flags = TEGRA_PLL_USE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1809 | .set_defaults = _plla1_set_defaults, |
| 1810 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1811 | }; |
| 1812 | |
| 1813 | static struct div_nmp plla_nmp = { |
| 1814 | .divm_shift = 0, |
| 1815 | .divm_width = 8, |
| 1816 | .divn_shift = 8, |
| 1817 | .divn_width = 8, |
| 1818 | .divp_shift = 20, |
| 1819 | .divp_width = 5, |
| 1820 | }; |
| 1821 | |
| 1822 | static struct tegra_clk_pll_freq_table pll_a_freq_table[] = { |
| 1823 | { 12000000, 282240000, 47, 1, 1, 1, 0xf148 }, /* actual: 282240234 */ |
| 1824 | { 12000000, 368640000, 61, 1, 1, 1, 0xfe15 }, /* actual: 368640381 */ |
| 1825 | { 12000000, 240000000, 60, 1, 2, 1, 0 }, |
| 1826 | { 13000000, 282240000, 43, 1, 1, 1, 0xfd7d }, /* actual: 282239807 */ |
| 1827 | { 13000000, 368640000, 56, 1, 1, 1, 0x06d8 }, /* actual: 368640137 */ |
| 1828 | { 13000000, 240000000, 55, 1, 2, 1, 0 }, /* actual: 238.3 MHz */ |
| 1829 | { 38400000, 282240000, 44, 3, 1, 1, 0xf333 }, /* actual: 282239844 */ |
| 1830 | { 38400000, 368640000, 57, 3, 1, 1, 0x0333 }, /* actual: 368639844 */ |
| 1831 | { 38400000, 240000000, 75, 3, 3, 1, 0 }, |
| 1832 | { 0, 0, 0, 0, 0, 0, 0 }, |
| 1833 | }; |
| 1834 | |
| 1835 | static struct tegra_clk_pll_params pll_a_params = { |
| 1836 | .input_min = 12000000, |
| 1837 | .input_max = 800000000, |
| 1838 | .cf_min = 12000000, |
| 1839 | .cf_max = 19200000, |
| 1840 | .vco_min = 500000000, |
| 1841 | .vco_max = 1000000000, |
| 1842 | .base_reg = PLLA_BASE, |
| 1843 | .misc_reg = PLLA_MISC0, |
| 1844 | .lock_mask = PLL_BASE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1845 | .lock_delay = 300, |
| 1846 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1847 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1848 | .iddq_reg = PLLA_BASE, |
| 1849 | .iddq_bit_idx = PLLA_IDDQ_BIT, |
| 1850 | .div_nmp = &plla_nmp, |
| 1851 | .sdm_din_reg = PLLA_MISC1, |
| 1852 | .sdm_din_mask = PLLA_SDM_DIN_MASK, |
| 1853 | .sdm_ctrl_reg = PLLA_MISC2, |
| 1854 | .sdm_ctrl_en_mask = PLLA_SDM_EN_MASK, |
| 1855 | .ext_misc_reg[0] = PLLA_MISC0, |
| 1856 | .ext_misc_reg[1] = PLLA_MISC1, |
| 1857 | .ext_misc_reg[2] = PLLA_MISC2, |
| 1858 | .freq_table = pll_a_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1859 | .flags = TEGRA_PLL_USE_LOCK | TEGRA_MDIV_NEW, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1860 | .set_defaults = tegra210_plla_set_defaults, |
| 1861 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1862 | .set_gain = tegra210_clk_pll_set_gain, |
| 1863 | .adjust_vco = tegra210_clk_adjust_vco_min, |
| 1864 | }; |
| 1865 | |
| 1866 | static struct div_nmp plld_nmp = { |
| 1867 | .divm_shift = 0, |
| 1868 | .divm_width = 8, |
| 1869 | .divn_shift = 11, |
| 1870 | .divn_width = 8, |
| 1871 | .divp_shift = 20, |
| 1872 | .divp_width = 3, |
| 1873 | }; |
| 1874 | |
| 1875 | static struct tegra_clk_pll_freq_table pll_d_freq_table[] = { |
| 1876 | { 12000000, 594000000, 99, 1, 1, 0, 0 }, |
| 1877 | { 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */ |
| 1878 | { 38400000, 594000000, 30, 1, 1, 0, 0x0e00 }, |
| 1879 | { 0, 0, 0, 0, 0, 0, 0 }, |
| 1880 | }; |
| 1881 | |
| 1882 | static struct tegra_clk_pll_params pll_d_params = { |
| 1883 | .input_min = 12000000, |
| 1884 | .input_max = 800000000, |
| 1885 | .cf_min = 12000000, |
| 1886 | .cf_max = 38400000, |
| 1887 | .vco_min = 750000000, |
| 1888 | .vco_max = 1500000000, |
| 1889 | .base_reg = PLLD_BASE, |
| 1890 | .misc_reg = PLLD_MISC0, |
| 1891 | .lock_mask = PLL_BASE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1892 | .lock_delay = 1000, |
| 1893 | .iddq_reg = PLLD_MISC0, |
| 1894 | .iddq_bit_idx = PLLD_IDDQ_BIT, |
| 1895 | .round_p_to_pdiv = pll_expo_p_to_pdiv, |
| 1896 | .pdiv_tohw = pll_expo_pdiv_to_hw, |
| 1897 | .div_nmp = &plld_nmp, |
| 1898 | .sdm_din_reg = PLLD_MISC0, |
| 1899 | .sdm_din_mask = PLLA_SDM_DIN_MASK, |
| 1900 | .sdm_ctrl_reg = PLLD_MISC0, |
| 1901 | .sdm_ctrl_en_mask = PLLD_SDM_EN_MASK, |
| 1902 | .ext_misc_reg[0] = PLLD_MISC0, |
| 1903 | .ext_misc_reg[1] = PLLD_MISC1, |
| 1904 | .freq_table = pll_d_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1905 | .flags = TEGRA_PLL_USE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1906 | .mdiv_default = 1, |
| 1907 | .set_defaults = tegra210_plld_set_defaults, |
| 1908 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1909 | .set_gain = tegra210_clk_pll_set_gain, |
| 1910 | .adjust_vco = tegra210_clk_adjust_vco_min, |
| 1911 | }; |
| 1912 | |
| 1913 | static struct tegra_clk_pll_freq_table tegra210_pll_d2_freq_table[] = { |
| 1914 | { 12000000, 594000000, 99, 1, 1, 0, 0xf000 }, |
| 1915 | { 13000000, 594000000, 91, 1, 1, 0, 0xfc4f }, /* actual: 594000183 */ |
| 1916 | { 38400000, 594000000, 30, 1, 1, 0, 0x0e00 }, |
| 1917 | { 0, 0, 0, 0, 0, 0, 0 }, |
| 1918 | }; |
| 1919 | |
| 1920 | /* s/w policy, always tegra_pll_ref */ |
| 1921 | static struct tegra_clk_pll_params pll_d2_params = { |
| 1922 | .input_min = 12000000, |
| 1923 | .input_max = 800000000, |
| 1924 | .cf_min = 12000000, |
| 1925 | .cf_max = 38400000, |
| 1926 | .vco_min = 750000000, |
| 1927 | .vco_max = 1500000000, |
| 1928 | .base_reg = PLLD2_BASE, |
| 1929 | .misc_reg = PLLD2_MISC0, |
| 1930 | .lock_mask = PLL_BASE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1931 | .lock_delay = 300, |
| 1932 | .iddq_reg = PLLD2_BASE, |
| 1933 | .iddq_bit_idx = PLLSS_IDDQ_BIT, |
| 1934 | .sdm_din_reg = PLLD2_MISC3, |
| 1935 | .sdm_din_mask = PLLA_SDM_DIN_MASK, |
| 1936 | .sdm_ctrl_reg = PLLD2_MISC1, |
| 1937 | .sdm_ctrl_en_mask = PLLD2_SDM_EN_MASK, |
| 1938 | .ssc_ctrl_reg = PLLD2_MISC1, |
| 1939 | .ssc_ctrl_en_mask = PLLD2_SSC_EN_MASK, |
| 1940 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1941 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1942 | .div_nmp = &pllss_nmp, |
| 1943 | .ext_misc_reg[0] = PLLD2_MISC0, |
| 1944 | .ext_misc_reg[1] = PLLD2_MISC1, |
| 1945 | .ext_misc_reg[2] = PLLD2_MISC2, |
| 1946 | .ext_misc_reg[3] = PLLD2_MISC3, |
| 1947 | .max_p = PLL_QLIN_PDIV_MAX, |
| 1948 | .mdiv_default = 1, |
| 1949 | .freq_table = tegra210_pll_d2_freq_table, |
| 1950 | .set_defaults = tegra210_plld2_set_defaults, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1951 | .flags = TEGRA_PLL_USE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1952 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1953 | .set_gain = tegra210_clk_pll_set_gain, |
| 1954 | .adjust_vco = tegra210_clk_adjust_vco_min, |
| 1955 | }; |
| 1956 | |
| 1957 | static struct tegra_clk_pll_freq_table pll_dp_freq_table[] = { |
| 1958 | { 12000000, 270000000, 90, 1, 3, 0, 0xf000 }, |
| 1959 | { 13000000, 270000000, 83, 1, 3, 0, 0xf000 }, /* actual: 269.8 MHz */ |
| 1960 | { 38400000, 270000000, 28, 1, 3, 0, 0xf400 }, |
| 1961 | { 0, 0, 0, 0, 0, 0, 0 }, |
| 1962 | }; |
| 1963 | |
| 1964 | static struct tegra_clk_pll_params pll_dp_params = { |
| 1965 | .input_min = 12000000, |
| 1966 | .input_max = 800000000, |
| 1967 | .cf_min = 12000000, |
| 1968 | .cf_max = 38400000, |
| 1969 | .vco_min = 750000000, |
| 1970 | .vco_max = 1500000000, |
| 1971 | .base_reg = PLLDP_BASE, |
| 1972 | .misc_reg = PLLDP_MISC, |
| 1973 | .lock_mask = PLL_BASE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1974 | .lock_delay = 300, |
| 1975 | .iddq_reg = PLLDP_BASE, |
| 1976 | .iddq_bit_idx = PLLSS_IDDQ_BIT, |
| 1977 | .sdm_din_reg = PLLDP_SS_CTRL2, |
| 1978 | .sdm_din_mask = PLLA_SDM_DIN_MASK, |
| 1979 | .sdm_ctrl_reg = PLLDP_SS_CFG, |
| 1980 | .sdm_ctrl_en_mask = PLLDP_SDM_EN_MASK, |
| 1981 | .ssc_ctrl_reg = PLLDP_SS_CFG, |
| 1982 | .ssc_ctrl_en_mask = PLLDP_SSC_EN_MASK, |
| 1983 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 1984 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 1985 | .div_nmp = &pllss_nmp, |
| 1986 | .ext_misc_reg[0] = PLLDP_MISC, |
| 1987 | .ext_misc_reg[1] = PLLDP_SS_CFG, |
| 1988 | .ext_misc_reg[2] = PLLDP_SS_CTRL1, |
| 1989 | .ext_misc_reg[3] = PLLDP_SS_CTRL2, |
| 1990 | .max_p = PLL_QLIN_PDIV_MAX, |
| 1991 | .mdiv_default = 1, |
| 1992 | .freq_table = pll_dp_freq_table, |
| 1993 | .set_defaults = tegra210_plldp_set_defaults, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 1994 | .flags = TEGRA_PLL_USE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 1995 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 1996 | .set_gain = tegra210_clk_pll_set_gain, |
| 1997 | .adjust_vco = tegra210_clk_adjust_vco_min, |
| 1998 | }; |
| 1999 | |
| 2000 | static struct div_nmp pllu_nmp = { |
| 2001 | .divm_shift = 0, |
| 2002 | .divm_width = 8, |
| 2003 | .divn_shift = 8, |
| 2004 | .divn_width = 8, |
| 2005 | .divp_shift = 16, |
| 2006 | .divp_width = 5, |
| 2007 | }; |
| 2008 | |
| 2009 | static struct tegra_clk_pll_freq_table pll_u_freq_table[] = { |
| 2010 | { 12000000, 480000000, 40, 1, 0, 0 }, |
| 2011 | { 13000000, 480000000, 36, 1, 0, 0 }, /* actual: 468.0 MHz */ |
| 2012 | { 38400000, 480000000, 25, 2, 0, 0 }, |
| 2013 | { 0, 0, 0, 0, 0, 0 }, |
| 2014 | }; |
| 2015 | |
| 2016 | static struct tegra_clk_pll_params pll_u_vco_params = { |
| 2017 | .input_min = 9600000, |
| 2018 | .input_max = 800000000, |
| 2019 | .cf_min = 9600000, |
| 2020 | .cf_max = 19200000, |
| 2021 | .vco_min = 350000000, |
| 2022 | .vco_max = 700000000, |
| 2023 | .base_reg = PLLU_BASE, |
| 2024 | .misc_reg = PLLU_MISC0, |
| 2025 | .lock_mask = PLL_BASE_LOCK, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2026 | .lock_delay = 1000, |
| 2027 | .iddq_reg = PLLU_MISC0, |
| 2028 | .iddq_bit_idx = PLLU_IDDQ_BIT, |
| 2029 | .ext_misc_reg[0] = PLLU_MISC0, |
| 2030 | .ext_misc_reg[1] = PLLU_MISC1, |
| 2031 | .round_p_to_pdiv = pll_qlin_p_to_pdiv, |
| 2032 | .pdiv_tohw = pll_qlin_pdiv_to_hw, |
| 2033 | .div_nmp = &pllu_nmp, |
| 2034 | .freq_table = pll_u_freq_table, |
Rhyland Klein | 1405011 | 2016-01-14 14:24:31 -0500 | [diff] [blame] | 2035 | .flags = TEGRA_PLLU | TEGRA_PLL_USE_LOCK | TEGRA_PLL_VCO_OUT, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2036 | .set_defaults = tegra210_pllu_set_defaults, |
| 2037 | .calc_rate = tegra210_pll_fixed_mdiv_cfg, |
| 2038 | }; |
| 2039 | |
| 2040 | struct utmi_clk_param { |
| 2041 | /* Oscillator Frequency in KHz */ |
| 2042 | u32 osc_frequency; |
| 2043 | /* UTMIP PLL Enable Delay Count */ |
| 2044 | u8 enable_delay_count; |
| 2045 | /* UTMIP PLL Stable count */ |
| 2046 | u16 stable_count; |
| 2047 | /* UTMIP PLL Active delay count */ |
| 2048 | u8 active_delay_count; |
| 2049 | /* UTMIP PLL Xtal frequency count */ |
| 2050 | u16 xtal_freq_count; |
| 2051 | }; |
| 2052 | |
| 2053 | static const struct utmi_clk_param utmi_parameters[] = { |
| 2054 | { |
| 2055 | .osc_frequency = 38400000, .enable_delay_count = 0x0, |
| 2056 | .stable_count = 0x0, .active_delay_count = 0x6, |
| 2057 | .xtal_freq_count = 0x80 |
| 2058 | }, { |
| 2059 | .osc_frequency = 13000000, .enable_delay_count = 0x02, |
| 2060 | .stable_count = 0x33, .active_delay_count = 0x05, |
| 2061 | .xtal_freq_count = 0x7f |
| 2062 | }, { |
| 2063 | .osc_frequency = 19200000, .enable_delay_count = 0x03, |
| 2064 | .stable_count = 0x4b, .active_delay_count = 0x06, |
| 2065 | .xtal_freq_count = 0xbb |
| 2066 | }, { |
| 2067 | .osc_frequency = 12000000, .enable_delay_count = 0x02, |
| 2068 | .stable_count = 0x2f, .active_delay_count = 0x08, |
| 2069 | .xtal_freq_count = 0x76 |
| 2070 | }, { |
| 2071 | .osc_frequency = 26000000, .enable_delay_count = 0x04, |
| 2072 | .stable_count = 0x66, .active_delay_count = 0x09, |
| 2073 | .xtal_freq_count = 0xfe |
| 2074 | }, { |
| 2075 | .osc_frequency = 16800000, .enable_delay_count = 0x03, |
| 2076 | .stable_count = 0x41, .active_delay_count = 0x0a, |
| 2077 | .xtal_freq_count = 0xa4 |
| 2078 | }, |
| 2079 | }; |
| 2080 | |
| 2081 | static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = { |
| 2082 | [tegra_clk_ispb] = { .dt_id = TEGRA210_CLK_ISPB, .present = true }, |
| 2083 | [tegra_clk_rtc] = { .dt_id = TEGRA210_CLK_RTC, .present = true }, |
| 2084 | [tegra_clk_timer] = { .dt_id = TEGRA210_CLK_TIMER, .present = true }, |
| 2085 | [tegra_clk_uarta_8] = { .dt_id = TEGRA210_CLK_UARTA, .present = true }, |
| 2086 | [tegra_clk_sdmmc2_9] = { .dt_id = TEGRA210_CLK_SDMMC2, .present = true }, |
| 2087 | [tegra_clk_i2s1] = { .dt_id = TEGRA210_CLK_I2S1, .present = true }, |
| 2088 | [tegra_clk_i2c1] = { .dt_id = TEGRA210_CLK_I2C1, .present = true }, |
| 2089 | [tegra_clk_sdmmc1_9] = { .dt_id = TEGRA210_CLK_SDMMC1, .present = true }, |
| 2090 | [tegra_clk_sdmmc4_9] = { .dt_id = TEGRA210_CLK_SDMMC4, .present = true }, |
| 2091 | [tegra_clk_pwm] = { .dt_id = TEGRA210_CLK_PWM, .present = true }, |
| 2092 | [tegra_clk_i2s2] = { .dt_id = TEGRA210_CLK_I2S2, .present = true }, |
| 2093 | [tegra_clk_usbd] = { .dt_id = TEGRA210_CLK_USBD, .present = true }, |
| 2094 | [tegra_clk_isp_9] = { .dt_id = TEGRA210_CLK_ISP, .present = true }, |
| 2095 | [tegra_clk_disp2_8] = { .dt_id = TEGRA210_CLK_DISP2, .present = true }, |
| 2096 | [tegra_clk_disp1_8] = { .dt_id = TEGRA210_CLK_DISP1, .present = true }, |
| 2097 | [tegra_clk_host1x_9] = { .dt_id = TEGRA210_CLK_HOST1X, .present = true }, |
| 2098 | [tegra_clk_i2s0] = { .dt_id = TEGRA210_CLK_I2S0, .present = true }, |
| 2099 | [tegra_clk_apbdma] = { .dt_id = TEGRA210_CLK_APBDMA, .present = true }, |
| 2100 | [tegra_clk_kfuse] = { .dt_id = TEGRA210_CLK_KFUSE, .present = true }, |
| 2101 | [tegra_clk_sbc1_9] = { .dt_id = TEGRA210_CLK_SBC1, .present = true }, |
| 2102 | [tegra_clk_sbc2_9] = { .dt_id = TEGRA210_CLK_SBC2, .present = true }, |
| 2103 | [tegra_clk_sbc3_9] = { .dt_id = TEGRA210_CLK_SBC3, .present = true }, |
| 2104 | [tegra_clk_i2c5] = { .dt_id = TEGRA210_CLK_I2C5, .present = true }, |
| 2105 | [tegra_clk_csi] = { .dt_id = TEGRA210_CLK_CSI, .present = true }, |
| 2106 | [tegra_clk_i2c2] = { .dt_id = TEGRA210_CLK_I2C2, .present = true }, |
| 2107 | [tegra_clk_uartc_8] = { .dt_id = TEGRA210_CLK_UARTC, .present = true }, |
| 2108 | [tegra_clk_mipi_cal] = { .dt_id = TEGRA210_CLK_MIPI_CAL, .present = true }, |
| 2109 | [tegra_clk_emc] = { .dt_id = TEGRA210_CLK_EMC, .present = true }, |
| 2110 | [tegra_clk_usb2] = { .dt_id = TEGRA210_CLK_USB2, .present = true }, |
| 2111 | [tegra_clk_bsev] = { .dt_id = TEGRA210_CLK_BSEV, .present = true }, |
| 2112 | [tegra_clk_uartd_8] = { .dt_id = TEGRA210_CLK_UARTD, .present = true }, |
| 2113 | [tegra_clk_i2c3] = { .dt_id = TEGRA210_CLK_I2C3, .present = true }, |
| 2114 | [tegra_clk_sbc4_9] = { .dt_id = TEGRA210_CLK_SBC4, .present = true }, |
| 2115 | [tegra_clk_sdmmc3_9] = { .dt_id = TEGRA210_CLK_SDMMC3, .present = true }, |
| 2116 | [tegra_clk_pcie] = { .dt_id = TEGRA210_CLK_PCIE, .present = true }, |
| 2117 | [tegra_clk_owr_8] = { .dt_id = TEGRA210_CLK_OWR, .present = true }, |
| 2118 | [tegra_clk_afi] = { .dt_id = TEGRA210_CLK_AFI, .present = true }, |
| 2119 | [tegra_clk_csite_8] = { .dt_id = TEGRA210_CLK_CSITE, .present = true }, |
| 2120 | [tegra_clk_soc_therm_8] = { .dt_id = TEGRA210_CLK_SOC_THERM, .present = true }, |
| 2121 | [tegra_clk_dtv] = { .dt_id = TEGRA210_CLK_DTV, .present = true }, |
| 2122 | [tegra_clk_i2cslow] = { .dt_id = TEGRA210_CLK_I2CSLOW, .present = true }, |
| 2123 | [tegra_clk_tsec_8] = { .dt_id = TEGRA210_CLK_TSEC, .present = true }, |
| 2124 | [tegra_clk_xusb_host] = { .dt_id = TEGRA210_CLK_XUSB_HOST, .present = true }, |
| 2125 | [tegra_clk_csus] = { .dt_id = TEGRA210_CLK_CSUS, .present = true }, |
| 2126 | [tegra_clk_mselect] = { .dt_id = TEGRA210_CLK_MSELECT, .present = true }, |
| 2127 | [tegra_clk_tsensor] = { .dt_id = TEGRA210_CLK_TSENSOR, .present = true }, |
| 2128 | [tegra_clk_i2s3] = { .dt_id = TEGRA210_CLK_I2S3, .present = true }, |
| 2129 | [tegra_clk_i2s4] = { .dt_id = TEGRA210_CLK_I2S4, .present = true }, |
| 2130 | [tegra_clk_i2c4] = { .dt_id = TEGRA210_CLK_I2C4, .present = true }, |
| 2131 | [tegra_clk_d_audio] = { .dt_id = TEGRA210_CLK_D_AUDIO, .present = true }, |
| 2132 | [tegra_clk_hda2codec_2x_8] = { .dt_id = TEGRA210_CLK_HDA2CODEC_2X, .present = true }, |
| 2133 | [tegra_clk_spdif_2x] = { .dt_id = TEGRA210_CLK_SPDIF_2X, .present = true }, |
| 2134 | [tegra_clk_actmon] = { .dt_id = TEGRA210_CLK_ACTMON, .present = true }, |
| 2135 | [tegra_clk_extern1] = { .dt_id = TEGRA210_CLK_EXTERN1, .present = true }, |
| 2136 | [tegra_clk_extern2] = { .dt_id = TEGRA210_CLK_EXTERN2, .present = true }, |
| 2137 | [tegra_clk_extern3] = { .dt_id = TEGRA210_CLK_EXTERN3, .present = true }, |
| 2138 | [tegra_clk_sata_oob_8] = { .dt_id = TEGRA210_CLK_SATA_OOB, .present = true }, |
| 2139 | [tegra_clk_sata_8] = { .dt_id = TEGRA210_CLK_SATA, .present = true }, |
| 2140 | [tegra_clk_hda_8] = { .dt_id = TEGRA210_CLK_HDA, .present = true }, |
| 2141 | [tegra_clk_hda2hdmi] = { .dt_id = TEGRA210_CLK_HDA2HDMI, .present = true }, |
| 2142 | [tegra_clk_cilab] = { .dt_id = TEGRA210_CLK_CILAB, .present = true }, |
| 2143 | [tegra_clk_cilcd] = { .dt_id = TEGRA210_CLK_CILCD, .present = true }, |
| 2144 | [tegra_clk_cile] = { .dt_id = TEGRA210_CLK_CILE, .present = true }, |
| 2145 | [tegra_clk_dsialp] = { .dt_id = TEGRA210_CLK_DSIALP, .present = true }, |
| 2146 | [tegra_clk_dsiblp] = { .dt_id = TEGRA210_CLK_DSIBLP, .present = true }, |
| 2147 | [tegra_clk_entropy_8] = { .dt_id = TEGRA210_CLK_ENTROPY, .present = true }, |
| 2148 | [tegra_clk_xusb_ss] = { .dt_id = TEGRA210_CLK_XUSB_SS, .present = true }, |
| 2149 | [tegra_clk_i2c6] = { .dt_id = TEGRA210_CLK_I2C6, .present = true }, |
| 2150 | [tegra_clk_vim2_clk] = { .dt_id = TEGRA210_CLK_VIM2_CLK, .present = true }, |
| 2151 | [tegra_clk_clk72Mhz_8] = { .dt_id = TEGRA210_CLK_CLK72MHZ, .present = true }, |
| 2152 | [tegra_clk_vic03_8] = { .dt_id = TEGRA210_CLK_VIC03, .present = true }, |
| 2153 | [tegra_clk_dpaux] = { .dt_id = TEGRA210_CLK_DPAUX, .present = true }, |
Thierry Reding | 98c4b36 | 2015-04-20 15:05:33 +0200 | [diff] [blame] | 2154 | [tegra_clk_dpaux1] = { .dt_id = TEGRA210_CLK_DPAUX1, .present = true }, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2155 | [tegra_clk_sor0] = { .dt_id = TEGRA210_CLK_SOR0, .present = true }, |
| 2156 | [tegra_clk_sor0_lvds] = { .dt_id = TEGRA210_CLK_SOR0_LVDS, .present = true }, |
| 2157 | [tegra_clk_gpu] = { .dt_id = TEGRA210_CLK_GPU, .present = true }, |
| 2158 | [tegra_clk_pll_g_ref] = { .dt_id = TEGRA210_CLK_PLL_G_REF, .present = true, }, |
| 2159 | [tegra_clk_uartb_8] = { .dt_id = TEGRA210_CLK_UARTB, .present = true }, |
| 2160 | [tegra_clk_vfir] = { .dt_id = TEGRA210_CLK_VFIR, .present = true }, |
| 2161 | [tegra_clk_spdif_in_8] = { .dt_id = TEGRA210_CLK_SPDIF_IN, .present = true }, |
| 2162 | [tegra_clk_spdif_out] = { .dt_id = TEGRA210_CLK_SPDIF_OUT, .present = true }, |
| 2163 | [tegra_clk_vi_10] = { .dt_id = TEGRA210_CLK_VI, .present = true }, |
| 2164 | [tegra_clk_vi_sensor_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR, .present = true }, |
| 2165 | [tegra_clk_fuse] = { .dt_id = TEGRA210_CLK_FUSE, .present = true }, |
| 2166 | [tegra_clk_fuse_burn] = { .dt_id = TEGRA210_CLK_FUSE_BURN, .present = true }, |
| 2167 | [tegra_clk_clk_32k] = { .dt_id = TEGRA210_CLK_CLK_32K, .present = true }, |
| 2168 | [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true }, |
| 2169 | [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true }, |
| 2170 | [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true }, |
| 2171 | [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true }, |
| 2172 | [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true }, |
| 2173 | [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true }, |
| 2174 | [tegra_clk_pll_c2] = { .dt_id = TEGRA210_CLK_PLL_C2, .present = true }, |
| 2175 | [tegra_clk_pll_c3] = { .dt_id = TEGRA210_CLK_PLL_C3, .present = true }, |
| 2176 | [tegra_clk_pll_m] = { .dt_id = TEGRA210_CLK_PLL_M, .present = true }, |
| 2177 | [tegra_clk_pll_m_out1] = { .dt_id = TEGRA210_CLK_PLL_M_OUT1, .present = true }, |
| 2178 | [tegra_clk_pll_p] = { .dt_id = TEGRA210_CLK_PLL_P, .present = true }, |
| 2179 | [tegra_clk_pll_p_out1] = { .dt_id = TEGRA210_CLK_PLL_P_OUT1, .present = true }, |
| 2180 | [tegra_clk_pll_p_out3] = { .dt_id = TEGRA210_CLK_PLL_P_OUT3, .present = true }, |
| 2181 | [tegra_clk_pll_p_out4_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT4, .present = true }, |
| 2182 | [tegra_clk_pll_p_out_hsio] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_HSIO, .present = true }, |
| 2183 | [tegra_clk_pll_p_out_xusb] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_XUSB, .present = true }, |
| 2184 | [tegra_clk_pll_p_out_cpu] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_CPU, .present = true }, |
| 2185 | [tegra_clk_pll_p_out_adsp] = { .dt_id = TEGRA210_CLK_PLL_P_OUT_ADSP, .present = true }, |
| 2186 | [tegra_clk_pll_a] = { .dt_id = TEGRA210_CLK_PLL_A, .present = true }, |
| 2187 | [tegra_clk_pll_a_out0] = { .dt_id = TEGRA210_CLK_PLL_A_OUT0, .present = true }, |
| 2188 | [tegra_clk_pll_d] = { .dt_id = TEGRA210_CLK_PLL_D, .present = true }, |
| 2189 | [tegra_clk_pll_d_out0] = { .dt_id = TEGRA210_CLK_PLL_D_OUT0, .present = true }, |
| 2190 | [tegra_clk_pll_d2] = { .dt_id = TEGRA210_CLK_PLL_D2, .present = true }, |
| 2191 | [tegra_clk_pll_d2_out0] = { .dt_id = TEGRA210_CLK_PLL_D2_OUT0, .present = true }, |
| 2192 | [tegra_clk_pll_u] = { .dt_id = TEGRA210_CLK_PLL_U, .present = true }, |
| 2193 | [tegra_clk_pll_u_out] = { .dt_id = TEGRA210_CLK_PLL_U_OUT, .present = true }, |
| 2194 | [tegra_clk_pll_u_out1] = { .dt_id = TEGRA210_CLK_PLL_U_OUT1, .present = true }, |
| 2195 | [tegra_clk_pll_u_out2] = { .dt_id = TEGRA210_CLK_PLL_U_OUT2, .present = true }, |
| 2196 | [tegra_clk_pll_u_480m] = { .dt_id = TEGRA210_CLK_PLL_U_480M, .present = true }, |
| 2197 | [tegra_clk_pll_u_60m] = { .dt_id = TEGRA210_CLK_PLL_U_60M, .present = true }, |
| 2198 | [tegra_clk_pll_u_48m] = { .dt_id = TEGRA210_CLK_PLL_U_48M, .present = true }, |
| 2199 | [tegra_clk_pll_x] = { .dt_id = TEGRA210_CLK_PLL_X, .present = true }, |
| 2200 | [tegra_clk_pll_x_out0] = { .dt_id = TEGRA210_CLK_PLL_X_OUT0, .present = true }, |
| 2201 | [tegra_clk_pll_re_vco] = { .dt_id = TEGRA210_CLK_PLL_RE_VCO, .present = true }, |
| 2202 | [tegra_clk_pll_re_out] = { .dt_id = TEGRA210_CLK_PLL_RE_OUT, .present = true }, |
| 2203 | [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC, .present = true }, |
| 2204 | [tegra_clk_i2s0_sync] = { .dt_id = TEGRA210_CLK_I2S0_SYNC, .present = true }, |
| 2205 | [tegra_clk_i2s1_sync] = { .dt_id = TEGRA210_CLK_I2S1_SYNC, .present = true }, |
| 2206 | [tegra_clk_i2s2_sync] = { .dt_id = TEGRA210_CLK_I2S2_SYNC, .present = true }, |
| 2207 | [tegra_clk_i2s3_sync] = { .dt_id = TEGRA210_CLK_I2S3_SYNC, .present = true }, |
| 2208 | [tegra_clk_i2s4_sync] = { .dt_id = TEGRA210_CLK_I2S4_SYNC, .present = true }, |
| 2209 | [tegra_clk_vimclk_sync] = { .dt_id = TEGRA210_CLK_VIMCLK_SYNC, .present = true }, |
| 2210 | [tegra_clk_audio0] = { .dt_id = TEGRA210_CLK_AUDIO0, .present = true }, |
| 2211 | [tegra_clk_audio1] = { .dt_id = TEGRA210_CLK_AUDIO1, .present = true }, |
| 2212 | [tegra_clk_audio2] = { .dt_id = TEGRA210_CLK_AUDIO2, .present = true }, |
| 2213 | [tegra_clk_audio3] = { .dt_id = TEGRA210_CLK_AUDIO3, .present = true }, |
| 2214 | [tegra_clk_audio4] = { .dt_id = TEGRA210_CLK_AUDIO4, .present = true }, |
| 2215 | [tegra_clk_spdif] = { .dt_id = TEGRA210_CLK_SPDIF, .present = true }, |
| 2216 | [tegra_clk_clk_out_1] = { .dt_id = TEGRA210_CLK_CLK_OUT_1, .present = true }, |
| 2217 | [tegra_clk_clk_out_2] = { .dt_id = TEGRA210_CLK_CLK_OUT_2, .present = true }, |
| 2218 | [tegra_clk_clk_out_3] = { .dt_id = TEGRA210_CLK_CLK_OUT_3, .present = true }, |
| 2219 | [tegra_clk_blink] = { .dt_id = TEGRA210_CLK_BLINK, .present = true }, |
| 2220 | [tegra_clk_xusb_gate] = { .dt_id = TEGRA210_CLK_XUSB_GATE, .present = true }, |
| 2221 | [tegra_clk_xusb_host_src_8] = { .dt_id = TEGRA210_CLK_XUSB_HOST_SRC, .present = true }, |
| 2222 | [tegra_clk_xusb_falcon_src_8] = { .dt_id = TEGRA210_CLK_XUSB_FALCON_SRC, .present = true }, |
| 2223 | [tegra_clk_xusb_fs_src] = { .dt_id = TEGRA210_CLK_XUSB_FS_SRC, .present = true }, |
| 2224 | [tegra_clk_xusb_ss_src_8] = { .dt_id = TEGRA210_CLK_XUSB_SS_SRC, .present = true }, |
| 2225 | [tegra_clk_xusb_ss_div2] = { .dt_id = TEGRA210_CLK_XUSB_SS_DIV2, .present = true }, |
| 2226 | [tegra_clk_xusb_dev_src_8] = { .dt_id = TEGRA210_CLK_XUSB_DEV_SRC, .present = true }, |
| 2227 | [tegra_clk_xusb_dev] = { .dt_id = TEGRA210_CLK_XUSB_DEV, .present = true }, |
| 2228 | [tegra_clk_xusb_hs_src_4] = { .dt_id = TEGRA210_CLK_XUSB_HS_SRC, .present = true }, |
| 2229 | [tegra_clk_xusb_ssp_src] = { .dt_id = TEGRA210_CLK_XUSB_SSP_SRC, .present = true }, |
| 2230 | [tegra_clk_usb2_hsic_trk] = { .dt_id = TEGRA210_CLK_USB2_HSIC_TRK, .present = true }, |
| 2231 | [tegra_clk_hsic_trk] = { .dt_id = TEGRA210_CLK_HSIC_TRK, .present = true }, |
| 2232 | [tegra_clk_usb2_trk] = { .dt_id = TEGRA210_CLK_USB2_TRK, .present = true }, |
| 2233 | [tegra_clk_sclk] = { .dt_id = TEGRA210_CLK_SCLK, .present = true }, |
| 2234 | [tegra_clk_sclk_mux] = { .dt_id = TEGRA210_CLK_SCLK_MUX, .present = true }, |
| 2235 | [tegra_clk_hclk] = { .dt_id = TEGRA210_CLK_HCLK, .present = true }, |
| 2236 | [tegra_clk_pclk] = { .dt_id = TEGRA210_CLK_PCLK, .present = true }, |
| 2237 | [tegra_clk_cclk_g] = { .dt_id = TEGRA210_CLK_CCLK_G, .present = true }, |
| 2238 | [tegra_clk_cclk_lp] = { .dt_id = TEGRA210_CLK_CCLK_LP, .present = true }, |
| 2239 | [tegra_clk_dfll_ref] = { .dt_id = TEGRA210_CLK_DFLL_REF, .present = true }, |
| 2240 | [tegra_clk_dfll_soc] = { .dt_id = TEGRA210_CLK_DFLL_SOC, .present = true }, |
| 2241 | [tegra_clk_vi_sensor2_8] = { .dt_id = TEGRA210_CLK_VI_SENSOR2, .present = true }, |
| 2242 | [tegra_clk_pll_p_out5] = { .dt_id = TEGRA210_CLK_PLL_P_OUT5, .present = true }, |
| 2243 | [tegra_clk_pll_c4] = { .dt_id = TEGRA210_CLK_PLL_C4, .present = true }, |
| 2244 | [tegra_clk_pll_dp] = { .dt_id = TEGRA210_CLK_PLL_DP, .present = true }, |
| 2245 | [tegra_clk_audio0_mux] = { .dt_id = TEGRA210_CLK_AUDIO0_MUX, .present = true }, |
| 2246 | [tegra_clk_audio1_mux] = { .dt_id = TEGRA210_CLK_AUDIO1_MUX, .present = true }, |
| 2247 | [tegra_clk_audio2_mux] = { .dt_id = TEGRA210_CLK_AUDIO2_MUX, .present = true }, |
| 2248 | [tegra_clk_audio3_mux] = { .dt_id = TEGRA210_CLK_AUDIO3_MUX, .present = true }, |
| 2249 | [tegra_clk_audio4_mux] = { .dt_id = TEGRA210_CLK_AUDIO4_MUX, .present = true }, |
| 2250 | [tegra_clk_spdif_mux] = { .dt_id = TEGRA210_CLK_SPDIF_MUX, .present = true }, |
| 2251 | [tegra_clk_clk_out_1_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_1_MUX, .present = true }, |
| 2252 | [tegra_clk_clk_out_2_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_2_MUX, .present = true }, |
| 2253 | [tegra_clk_clk_out_3_mux] = { .dt_id = TEGRA210_CLK_CLK_OUT_3_MUX, .present = true }, |
| 2254 | [tegra_clk_maud] = { .dt_id = TEGRA210_CLK_MAUD, .present = true }, |
| 2255 | [tegra_clk_mipibif] = { .dt_id = TEGRA210_CLK_MIPIBIF, .present = true }, |
| 2256 | [tegra_clk_qspi] = { .dt_id = TEGRA210_CLK_QSPI, .present = true }, |
| 2257 | [tegra_clk_sdmmc_legacy] = { .dt_id = TEGRA210_CLK_SDMMC_LEGACY, .present = true }, |
| 2258 | [tegra_clk_tsecb] = { .dt_id = TEGRA210_CLK_TSECB, .present = true }, |
| 2259 | [tegra_clk_uartape] = { .dt_id = TEGRA210_CLK_UARTAPE, .present = true }, |
| 2260 | [tegra_clk_vi_i2c] = { .dt_id = TEGRA210_CLK_VI_I2C, .present = true }, |
| 2261 | [tegra_clk_ape] = { .dt_id = TEGRA210_CLK_APE, .present = true }, |
| 2262 | [tegra_clk_dbgapb] = { .dt_id = TEGRA210_CLK_DBGAPB, .present = true }, |
| 2263 | [tegra_clk_nvdec] = { .dt_id = TEGRA210_CLK_NVDEC, .present = true }, |
| 2264 | [tegra_clk_nvenc] = { .dt_id = TEGRA210_CLK_NVENC, .present = true }, |
| 2265 | [tegra_clk_nvjpg] = { .dt_id = TEGRA210_CLK_NVJPG, .present = true }, |
| 2266 | [tegra_clk_pll_c4_out0] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT0, .present = true }, |
| 2267 | [tegra_clk_pll_c4_out1] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT1, .present = true }, |
| 2268 | [tegra_clk_pll_c4_out2] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT2, .present = true }, |
| 2269 | [tegra_clk_pll_c4_out3] = { .dt_id = TEGRA210_CLK_PLL_C4_OUT3, .present = true }, |
Jon Hunter | 2956994 | 2016-01-28 16:33:50 +0000 | [diff] [blame] | 2270 | [tegra_clk_apb2ape] = { .dt_id = TEGRA210_CLK_APB2APE, .present = true }, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2271 | }; |
| 2272 | |
| 2273 | static struct tegra_devclk devclks[] __initdata = { |
| 2274 | { .con_id = "clk_m", .dt_id = TEGRA210_CLK_CLK_M }, |
| 2275 | { .con_id = "pll_ref", .dt_id = TEGRA210_CLK_PLL_REF }, |
| 2276 | { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K }, |
| 2277 | { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 }, |
| 2278 | { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 }, |
| 2279 | { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C }, |
| 2280 | { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 }, |
| 2281 | { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 }, |
| 2282 | { .con_id = "pll_c3", .dt_id = TEGRA210_CLK_PLL_C3 }, |
| 2283 | { .con_id = "pll_p", .dt_id = TEGRA210_CLK_PLL_P }, |
| 2284 | { .con_id = "pll_p_out1", .dt_id = TEGRA210_CLK_PLL_P_OUT1 }, |
| 2285 | { .con_id = "pll_p_out2", .dt_id = TEGRA210_CLK_PLL_P_OUT2 }, |
| 2286 | { .con_id = "pll_p_out3", .dt_id = TEGRA210_CLK_PLL_P_OUT3 }, |
| 2287 | { .con_id = "pll_p_out4", .dt_id = TEGRA210_CLK_PLL_P_OUT4 }, |
| 2288 | { .con_id = "pll_m", .dt_id = TEGRA210_CLK_PLL_M }, |
| 2289 | { .con_id = "pll_m_out1", .dt_id = TEGRA210_CLK_PLL_M_OUT1 }, |
| 2290 | { .con_id = "pll_x", .dt_id = TEGRA210_CLK_PLL_X }, |
| 2291 | { .con_id = "pll_x_out0", .dt_id = TEGRA210_CLK_PLL_X_OUT0 }, |
| 2292 | { .con_id = "pll_u", .dt_id = TEGRA210_CLK_PLL_U }, |
| 2293 | { .con_id = "pll_u_out", .dt_id = TEGRA210_CLK_PLL_U_OUT }, |
| 2294 | { .con_id = "pll_u_out1", .dt_id = TEGRA210_CLK_PLL_U_OUT1 }, |
| 2295 | { .con_id = "pll_u_out2", .dt_id = TEGRA210_CLK_PLL_U_OUT2 }, |
| 2296 | { .con_id = "pll_u_480M", .dt_id = TEGRA210_CLK_PLL_U_480M }, |
| 2297 | { .con_id = "pll_u_60M", .dt_id = TEGRA210_CLK_PLL_U_60M }, |
| 2298 | { .con_id = "pll_u_48M", .dt_id = TEGRA210_CLK_PLL_U_48M }, |
| 2299 | { .con_id = "pll_d", .dt_id = TEGRA210_CLK_PLL_D }, |
| 2300 | { .con_id = "pll_d_out0", .dt_id = TEGRA210_CLK_PLL_D_OUT0 }, |
| 2301 | { .con_id = "pll_d2", .dt_id = TEGRA210_CLK_PLL_D2 }, |
| 2302 | { .con_id = "pll_d2_out0", .dt_id = TEGRA210_CLK_PLL_D2_OUT0 }, |
| 2303 | { .con_id = "pll_a", .dt_id = TEGRA210_CLK_PLL_A }, |
| 2304 | { .con_id = "pll_a_out0", .dt_id = TEGRA210_CLK_PLL_A_OUT0 }, |
| 2305 | { .con_id = "pll_re_vco", .dt_id = TEGRA210_CLK_PLL_RE_VCO }, |
| 2306 | { .con_id = "pll_re_out", .dt_id = TEGRA210_CLK_PLL_RE_OUT }, |
| 2307 | { .con_id = "spdif_in_sync", .dt_id = TEGRA210_CLK_SPDIF_IN_SYNC }, |
| 2308 | { .con_id = "i2s0_sync", .dt_id = TEGRA210_CLK_I2S0_SYNC }, |
| 2309 | { .con_id = "i2s1_sync", .dt_id = TEGRA210_CLK_I2S1_SYNC }, |
| 2310 | { .con_id = "i2s2_sync", .dt_id = TEGRA210_CLK_I2S2_SYNC }, |
| 2311 | { .con_id = "i2s3_sync", .dt_id = TEGRA210_CLK_I2S3_SYNC }, |
| 2312 | { .con_id = "i2s4_sync", .dt_id = TEGRA210_CLK_I2S4_SYNC }, |
| 2313 | { .con_id = "vimclk_sync", .dt_id = TEGRA210_CLK_VIMCLK_SYNC }, |
| 2314 | { .con_id = "audio0", .dt_id = TEGRA210_CLK_AUDIO0 }, |
| 2315 | { .con_id = "audio1", .dt_id = TEGRA210_CLK_AUDIO1 }, |
| 2316 | { .con_id = "audio2", .dt_id = TEGRA210_CLK_AUDIO2 }, |
| 2317 | { .con_id = "audio3", .dt_id = TEGRA210_CLK_AUDIO3 }, |
| 2318 | { .con_id = "audio4", .dt_id = TEGRA210_CLK_AUDIO4 }, |
| 2319 | { .con_id = "spdif", .dt_id = TEGRA210_CLK_SPDIF }, |
| 2320 | { .con_id = "spdif_2x", .dt_id = TEGRA210_CLK_SPDIF_2X }, |
| 2321 | { .con_id = "extern1", .dev_id = "clk_out_1", .dt_id = TEGRA210_CLK_EXTERN1 }, |
| 2322 | { .con_id = "extern2", .dev_id = "clk_out_2", .dt_id = TEGRA210_CLK_EXTERN2 }, |
| 2323 | { .con_id = "extern3", .dev_id = "clk_out_3", .dt_id = TEGRA210_CLK_EXTERN3 }, |
| 2324 | { .con_id = "blink", .dt_id = TEGRA210_CLK_BLINK }, |
| 2325 | { .con_id = "cclk_g", .dt_id = TEGRA210_CLK_CCLK_G }, |
| 2326 | { .con_id = "cclk_lp", .dt_id = TEGRA210_CLK_CCLK_LP }, |
| 2327 | { .con_id = "sclk", .dt_id = TEGRA210_CLK_SCLK }, |
| 2328 | { .con_id = "hclk", .dt_id = TEGRA210_CLK_HCLK }, |
| 2329 | { .con_id = "pclk", .dt_id = TEGRA210_CLK_PCLK }, |
| 2330 | { .con_id = "fuse", .dt_id = TEGRA210_CLK_FUSE }, |
| 2331 | { .dev_id = "rtc-tegra", .dt_id = TEGRA210_CLK_RTC }, |
| 2332 | { .dev_id = "timer", .dt_id = TEGRA210_CLK_TIMER }, |
| 2333 | { .con_id = "pll_c4_out0", .dt_id = TEGRA210_CLK_PLL_C4_OUT0 }, |
| 2334 | { .con_id = "pll_c4_out1", .dt_id = TEGRA210_CLK_PLL_C4_OUT1 }, |
| 2335 | { .con_id = "pll_c4_out2", .dt_id = TEGRA210_CLK_PLL_C4_OUT2 }, |
| 2336 | { .con_id = "pll_c4_out3", .dt_id = TEGRA210_CLK_PLL_C4_OUT3 }, |
| 2337 | { .con_id = "dpaux", .dt_id = TEGRA210_CLK_DPAUX }, |
| 2338 | { .con_id = "sor0", .dt_id = TEGRA210_CLK_SOR0 }, |
| 2339 | }; |
| 2340 | |
| 2341 | static struct tegra_audio_clk_info tegra210_audio_plls[] = { |
| 2342 | { "pll_a", &pll_a_params, tegra_clk_pll_a, "pll_ref" }, |
| 2343 | { "pll_a1", &pll_a1_params, tegra_clk_pll_a1, "pll_ref" }, |
| 2344 | }; |
| 2345 | |
| 2346 | static struct clk **clks; |
| 2347 | |
| 2348 | static void tegra210_utmi_param_configure(void __iomem *clk_base) |
| 2349 | { |
| 2350 | u32 reg; |
| 2351 | int i; |
| 2352 | |
| 2353 | for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { |
| 2354 | if (osc_freq == utmi_parameters[i].osc_frequency) |
| 2355 | break; |
| 2356 | } |
| 2357 | |
| 2358 | if (i >= ARRAY_SIZE(utmi_parameters)) { |
| 2359 | pr_err("%s: Unexpected oscillator freq %lu\n", __func__, |
| 2360 | osc_freq); |
| 2361 | return; |
| 2362 | } |
| 2363 | |
| 2364 | reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0); |
| 2365 | reg |= PLLU_HW_PWRDN_CFG0_IDDQ_PD_INCLUDE | |
| 2366 | PLLU_HW_PWRDN_CFG0_USE_SWITCH_DETECT | |
| 2367 | PLLU_HW_PWRDN_CFG0_USE_LOCKDET; |
| 2368 | reg &= ~(PLLU_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL | |
| 2369 | PLLU_HW_PWRDN_CFG0_CLK_SWITCH_SWCTL); |
| 2370 | writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0); |
| 2371 | |
| 2372 | reg = readl_relaxed(clk_base + PLLU_HW_PWRDN_CFG0); |
| 2373 | reg |= PLLU_HW_PWRDN_CFG0_SEQ_ENABLE; |
| 2374 | writel_relaxed(reg, clk_base + PLLU_HW_PWRDN_CFG0); |
| 2375 | udelay(1); |
| 2376 | |
| 2377 | reg = readl_relaxed(clk_base + PLLU_BASE); |
| 2378 | reg &= ~PLLU_BASE_CLKENABLE_USB; |
| 2379 | writel_relaxed(reg, clk_base + PLLU_BASE); |
| 2380 | |
| 2381 | reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); |
| 2382 | reg &= ~UTMIPLL_HW_PWRDN_CFG0_IDDQ_OVERRIDE; |
| 2383 | writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); |
| 2384 | |
| 2385 | udelay(10); |
| 2386 | |
| 2387 | reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2); |
| 2388 | |
| 2389 | /* Program UTMIP PLL stable and active counts */ |
| 2390 | /* [FIXME] arclk_rst.h says WRONG! This should be 1ms -> 0x50 Check! */ |
| 2391 | reg &= ~UTMIP_PLL_CFG2_STABLE_COUNT(~0); |
| 2392 | reg |= UTMIP_PLL_CFG2_STABLE_COUNT(utmi_parameters[i].stable_count); |
| 2393 | |
| 2394 | reg &= ~UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(~0); |
| 2395 | |
| 2396 | reg |= UTMIP_PLL_CFG2_ACTIVE_DLY_COUNT(utmi_parameters[i]. |
| 2397 | active_delay_count); |
| 2398 | writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2); |
| 2399 | |
| 2400 | /* Program UTMIP PLL delay and oscillator frequency counts */ |
| 2401 | reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); |
| 2402 | reg &= ~UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(~0); |
| 2403 | |
| 2404 | reg |= UTMIP_PLL_CFG1_ENABLE_DLY_COUNT(utmi_parameters[i]. |
| 2405 | enable_delay_count); |
| 2406 | |
| 2407 | reg &= ~UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(~0); |
| 2408 | reg |= UTMIP_PLL_CFG1_XTAL_FREQ_COUNT(utmi_parameters[i]. |
| 2409 | xtal_freq_count); |
| 2410 | |
| 2411 | reg |= UTMIP_PLL_CFG1_FORCE_PLLU_POWERDOWN; |
| 2412 | writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); |
| 2413 | |
| 2414 | /* Remove power downs from UTMIP PLL control bits */ |
| 2415 | reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); |
| 2416 | reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; |
| 2417 | reg |= UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; |
| 2418 | writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); |
| 2419 | udelay(1); |
| 2420 | |
| 2421 | /* Enable samplers for SNPS, XUSB_HOST, XUSB_DEV */ |
| 2422 | reg = readl_relaxed(clk_base + UTMIP_PLL_CFG2); |
| 2423 | reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERUP; |
| 2424 | reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERUP; |
| 2425 | reg |= UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERUP; |
| 2426 | reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_A_POWERDOWN; |
| 2427 | reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_B_POWERDOWN; |
| 2428 | reg &= ~UTMIP_PLL_CFG2_FORCE_PD_SAMP_D_POWERDOWN; |
| 2429 | writel_relaxed(reg, clk_base + UTMIP_PLL_CFG2); |
| 2430 | |
| 2431 | /* Setup HW control of UTMIPLL */ |
| 2432 | reg = readl_relaxed(clk_base + UTMIP_PLL_CFG1); |
| 2433 | reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERDOWN; |
| 2434 | reg &= ~UTMIP_PLL_CFG1_FORCE_PLL_ENABLE_POWERUP; |
| 2435 | writel_relaxed(reg, clk_base + UTMIP_PLL_CFG1); |
| 2436 | |
| 2437 | reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); |
| 2438 | reg |= UTMIPLL_HW_PWRDN_CFG0_USE_LOCKDET; |
| 2439 | reg &= ~UTMIPLL_HW_PWRDN_CFG0_CLK_ENABLE_SWCTL; |
| 2440 | writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); |
| 2441 | |
| 2442 | udelay(1); |
| 2443 | |
| 2444 | reg = readl_relaxed(clk_base + XUSB_PLL_CFG0); |
| 2445 | reg &= ~XUSB_PLL_CFG0_UTMIPLL_LOCK_DLY; |
| 2446 | writel_relaxed(reg, clk_base + XUSB_PLL_CFG0); |
| 2447 | |
| 2448 | udelay(1); |
| 2449 | |
| 2450 | /* Enable HW control UTMIPLL */ |
| 2451 | reg = readl_relaxed(clk_base + UTMIPLL_HW_PWRDN_CFG0); |
| 2452 | reg |= UTMIPLL_HW_PWRDN_CFG0_SEQ_ENABLE; |
| 2453 | writel_relaxed(reg, clk_base + UTMIPLL_HW_PWRDN_CFG0); |
| 2454 | } |
| 2455 | |
| 2456 | static __init void tegra210_periph_clk_init(void __iomem *clk_base, |
| 2457 | void __iomem *pmc_base) |
| 2458 | { |
| 2459 | struct clk *clk; |
| 2460 | |
| 2461 | /* xusb_ss_div2 */ |
| 2462 | clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0, |
| 2463 | 1, 2); |
| 2464 | clks[TEGRA210_CLK_XUSB_SS_DIV2] = clk; |
| 2465 | |
Thierry Reding | eede711 | 2015-04-20 15:10:43 +0200 | [diff] [blame] | 2466 | clk = tegra_clk_register_periph_fixed("dpaux", "pll_p", 0, clk_base, |
| 2467 | 1, 17, 181); |
| 2468 | clks[TEGRA210_CLK_DPAUX] = clk; |
| 2469 | |
| 2470 | clk = tegra_clk_register_periph_fixed("dpaux1", "pll_p", 0, clk_base, |
| 2471 | 1, 17, 207); |
| 2472 | clks[TEGRA210_CLK_DPAUX1] = clk; |
| 2473 | |
Thierry Reding | a91bb60 | 2015-04-20 15:13:36 +0200 | [diff] [blame] | 2474 | clk = tegra_clk_register_periph_fixed("sor_safe", "pll_p", 0, clk_base, |
| 2475 | 1, 17, 222); |
| 2476 | clks[TEGRA210_CLK_SOR_SAFE] = clk; |
| 2477 | |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2478 | /* pll_d_dsi_out */ |
| 2479 | clk = clk_register_gate(NULL, "pll_d_dsi_out", "pll_d_out0", 0, |
| 2480 | clk_base + PLLD_MISC0, 21, 0, &pll_d_lock); |
| 2481 | clks[TEGRA210_CLK_PLL_D_DSI_OUT] = clk; |
| 2482 | |
| 2483 | /* dsia */ |
| 2484 | clk = tegra_clk_register_periph_gate("dsia", "pll_d_dsi_out", 0, |
| 2485 | clk_base, 0, 48, |
| 2486 | periph_clk_enb_refcnt); |
| 2487 | clks[TEGRA210_CLK_DSIA] = clk; |
| 2488 | |
| 2489 | /* dsib */ |
| 2490 | clk = tegra_clk_register_periph_gate("dsib", "pll_d_dsi_out", 0, |
| 2491 | clk_base, 0, 82, |
| 2492 | periph_clk_enb_refcnt); |
| 2493 | clks[TEGRA210_CLK_DSIB] = clk; |
| 2494 | |
| 2495 | /* emc mux */ |
| 2496 | clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm, |
| 2497 | ARRAY_SIZE(mux_pllmcp_clkm), 0, |
| 2498 | clk_base + CLK_SOURCE_EMC, |
| 2499 | 29, 3, 0, &emc_lock); |
| 2500 | |
| 2501 | clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC, |
| 2502 | &emc_lock); |
| 2503 | clks[TEGRA210_CLK_MC] = clk; |
| 2504 | |
| 2505 | /* cml0 */ |
| 2506 | clk = clk_register_gate(NULL, "cml0", "pll_e", 0, clk_base + PLLE_AUX, |
| 2507 | 0, 0, &pll_e_lock); |
| 2508 | clk_register_clkdev(clk, "cml0", NULL); |
| 2509 | clks[TEGRA210_CLK_CML0] = clk; |
| 2510 | |
| 2511 | /* cml1 */ |
| 2512 | clk = clk_register_gate(NULL, "cml1", "pll_e", 0, clk_base + PLLE_AUX, |
| 2513 | 1, 0, &pll_e_lock); |
| 2514 | clk_register_clkdev(clk, "cml1", NULL); |
| 2515 | clks[TEGRA210_CLK_CML1] = clk; |
| 2516 | |
| 2517 | tegra_periph_clk_init(clk_base, pmc_base, tegra210_clks, &pll_p_params); |
| 2518 | } |
| 2519 | |
| 2520 | static void __init tegra210_pll_init(void __iomem *clk_base, |
| 2521 | void __iomem *pmc) |
| 2522 | { |
| 2523 | u32 val; |
| 2524 | struct clk *clk; |
| 2525 | |
| 2526 | /* PLLC */ |
| 2527 | clk = tegra_clk_register_pllxc_tegra210("pll_c", "pll_ref", clk_base, |
| 2528 | pmc, 0, &pll_c_params, NULL); |
| 2529 | if (!WARN_ON(IS_ERR(clk))) |
| 2530 | clk_register_clkdev(clk, "pll_c", NULL); |
| 2531 | clks[TEGRA210_CLK_PLL_C] = clk; |
| 2532 | |
| 2533 | /* PLLC_OUT1 */ |
| 2534 | clk = tegra_clk_register_divider("pll_c_out1_div", "pll_c", |
| 2535 | clk_base + PLLC_OUT, 0, TEGRA_DIVIDER_ROUND_UP, |
| 2536 | 8, 8, 1, NULL); |
| 2537 | clk = tegra_clk_register_pll_out("pll_c_out1", "pll_c_out1_div", |
| 2538 | clk_base + PLLC_OUT, 1, 0, |
| 2539 | CLK_SET_RATE_PARENT, 0, NULL); |
| 2540 | clk_register_clkdev(clk, "pll_c_out1", NULL); |
| 2541 | clks[TEGRA210_CLK_PLL_C_OUT1] = clk; |
| 2542 | |
| 2543 | /* PLLC_UD */ |
| 2544 | clk = clk_register_fixed_factor(NULL, "pll_c_ud", "pll_c", |
| 2545 | CLK_SET_RATE_PARENT, 1, 1); |
| 2546 | clk_register_clkdev(clk, "pll_c_ud", NULL); |
| 2547 | clks[TEGRA210_CLK_PLL_C_UD] = clk; |
| 2548 | |
| 2549 | /* PLLC2 */ |
| 2550 | clk = tegra_clk_register_pllc_tegra210("pll_c2", "pll_ref", clk_base, |
| 2551 | pmc, 0, &pll_c2_params, NULL); |
| 2552 | clk_register_clkdev(clk, "pll_c2", NULL); |
| 2553 | clks[TEGRA210_CLK_PLL_C2] = clk; |
| 2554 | |
| 2555 | /* PLLC3 */ |
| 2556 | clk = tegra_clk_register_pllc_tegra210("pll_c3", "pll_ref", clk_base, |
| 2557 | pmc, 0, &pll_c3_params, NULL); |
| 2558 | clk_register_clkdev(clk, "pll_c3", NULL); |
| 2559 | clks[TEGRA210_CLK_PLL_C3] = clk; |
| 2560 | |
| 2561 | /* PLLM */ |
| 2562 | clk = tegra_clk_register_pllm("pll_m", "osc", clk_base, pmc, |
| 2563 | CLK_SET_RATE_GATE, &pll_m_params, NULL); |
| 2564 | clk_register_clkdev(clk, "pll_m", NULL); |
| 2565 | clks[TEGRA210_CLK_PLL_M] = clk; |
| 2566 | |
| 2567 | /* PLLMB */ |
| 2568 | clk = tegra_clk_register_pllmb("pll_mb", "osc", clk_base, pmc, |
| 2569 | CLK_SET_RATE_GATE, &pll_mb_params, NULL); |
| 2570 | clk_register_clkdev(clk, "pll_mb", NULL); |
| 2571 | clks[TEGRA210_CLK_PLL_MB] = clk; |
| 2572 | |
| 2573 | clk_register_clkdev(clk, "pll_m_out1", NULL); |
| 2574 | clks[TEGRA210_CLK_PLL_M_OUT1] = clk; |
| 2575 | |
| 2576 | /* PLLM_UD */ |
| 2577 | clk = clk_register_fixed_factor(NULL, "pll_m_ud", "pll_m", |
| 2578 | CLK_SET_RATE_PARENT, 1, 1); |
| 2579 | clk_register_clkdev(clk, "pll_m_ud", NULL); |
| 2580 | clks[TEGRA210_CLK_PLL_M_UD] = clk; |
| 2581 | |
| 2582 | /* PLLU_VCO */ |
| 2583 | val = readl(clk_base + pll_u_vco_params.base_reg); |
Jon Hunter | 2d5b6cf8 | 2015-12-21 12:56:32 +0000 | [diff] [blame] | 2584 | val &= ~PLLU_BASE_OVERRIDE; /* disable PLLU_OVERRIDE */ |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2585 | writel(val, clk_base + pll_u_vco_params.base_reg); |
| 2586 | |
| 2587 | clk = tegra_clk_register_pllre("pll_u_vco", "pll_ref", clk_base, pmc, |
| 2588 | 0, &pll_u_vco_params, &pll_u_lock, pll_ref_freq); |
| 2589 | clk_register_clkdev(clk, "pll_u_vco", NULL); |
| 2590 | clks[TEGRA210_CLK_PLL_U] = clk; |
| 2591 | |
| 2592 | /* PLLU_OUT */ |
| 2593 | clk = clk_register_divider_table(NULL, "pll_u_out", "pll_u_vco", 0, |
| 2594 | clk_base + PLLU_BASE, 16, 4, 0, |
| 2595 | pll_vco_post_div_table, NULL); |
| 2596 | clk_register_clkdev(clk, "pll_u_out", NULL); |
| 2597 | clks[TEGRA210_CLK_PLL_U_OUT] = clk; |
| 2598 | |
| 2599 | /* PLLU_OUT1 */ |
| 2600 | clk = tegra_clk_register_divider("pll_u_out1_div", "pll_u_out", |
| 2601 | clk_base + PLLU_OUTA, 0, |
| 2602 | TEGRA_DIVIDER_ROUND_UP, |
| 2603 | 8, 8, 1, &pll_u_lock); |
| 2604 | clk = tegra_clk_register_pll_out("pll_u_out1", "pll_u_out1_div", |
| 2605 | clk_base + PLLU_OUTA, 1, 0, |
| 2606 | CLK_SET_RATE_PARENT, 0, &pll_u_lock); |
| 2607 | clk_register_clkdev(clk, "pll_u_out1", NULL); |
| 2608 | clks[TEGRA210_CLK_PLL_U_OUT1] = clk; |
| 2609 | |
| 2610 | /* PLLU_OUT2 */ |
| 2611 | clk = tegra_clk_register_divider("pll_u_out2_div", "pll_u_out", |
| 2612 | clk_base + PLLU_OUTA, 0, |
| 2613 | TEGRA_DIVIDER_ROUND_UP, |
| 2614 | 24, 8, 1, &pll_u_lock); |
| 2615 | clk = tegra_clk_register_pll_out("pll_u_out2", "pll_u_out2_div", |
| 2616 | clk_base + PLLU_OUTA, 17, 16, |
| 2617 | CLK_SET_RATE_PARENT, 0, &pll_u_lock); |
| 2618 | clk_register_clkdev(clk, "pll_u_out2", NULL); |
| 2619 | clks[TEGRA210_CLK_PLL_U_OUT2] = clk; |
| 2620 | |
| 2621 | tegra210_utmi_param_configure(clk_base); |
| 2622 | |
| 2623 | /* PLLU_480M */ |
| 2624 | clk = clk_register_gate(NULL, "pll_u_480M", "pll_u_vco", |
| 2625 | CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, |
| 2626 | 22, 0, &pll_u_lock); |
| 2627 | clk_register_clkdev(clk, "pll_u_480M", NULL); |
| 2628 | clks[TEGRA210_CLK_PLL_U_480M] = clk; |
| 2629 | |
| 2630 | /* PLLU_60M */ |
| 2631 | clk = clk_register_gate(NULL, "pll_u_60M", "pll_u_out2", |
| 2632 | CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, |
| 2633 | 23, 0, NULL); |
| 2634 | clk_register_clkdev(clk, "pll_u_60M", NULL); |
| 2635 | clks[TEGRA210_CLK_PLL_U_60M] = clk; |
| 2636 | |
| 2637 | /* PLLU_48M */ |
| 2638 | clk = clk_register_gate(NULL, "pll_u_48M", "pll_u_out1", |
| 2639 | CLK_SET_RATE_PARENT, clk_base + PLLU_BASE, |
| 2640 | 25, 0, NULL); |
| 2641 | clk_register_clkdev(clk, "pll_u_48M", NULL); |
| 2642 | clks[TEGRA210_CLK_PLL_U_48M] = clk; |
| 2643 | |
| 2644 | /* PLLD */ |
| 2645 | clk = tegra_clk_register_pll("pll_d", "pll_ref", clk_base, pmc, 0, |
| 2646 | &pll_d_params, &pll_d_lock); |
| 2647 | clk_register_clkdev(clk, "pll_d", NULL); |
| 2648 | clks[TEGRA210_CLK_PLL_D] = clk; |
| 2649 | |
| 2650 | /* PLLD_OUT0 */ |
| 2651 | clk = clk_register_fixed_factor(NULL, "pll_d_out0", "pll_d", |
| 2652 | CLK_SET_RATE_PARENT, 1, 2); |
| 2653 | clk_register_clkdev(clk, "pll_d_out0", NULL); |
| 2654 | clks[TEGRA210_CLK_PLL_D_OUT0] = clk; |
| 2655 | |
| 2656 | /* PLLRE */ |
Rhyland Klein | 926655f | 2016-03-21 15:58:52 -0400 | [diff] [blame] | 2657 | clk = tegra_clk_register_pllre_tegra210("pll_re_vco", "pll_ref", |
| 2658 | clk_base, pmc, 0, |
| 2659 | &pll_re_vco_params, |
| 2660 | &pll_re_lock, pll_ref_freq); |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2661 | clk_register_clkdev(clk, "pll_re_vco", NULL); |
| 2662 | clks[TEGRA210_CLK_PLL_RE_VCO] = clk; |
| 2663 | |
| 2664 | clk = clk_register_divider_table(NULL, "pll_re_out", "pll_re_vco", 0, |
| 2665 | clk_base + PLLRE_BASE, 16, 5, 0, |
| 2666 | pll_vco_post_div_table, &pll_re_lock); |
| 2667 | clk_register_clkdev(clk, "pll_re_out", NULL); |
| 2668 | clks[TEGRA210_CLK_PLL_RE_OUT] = clk; |
| 2669 | |
Rhyland Klein | 926655f | 2016-03-21 15:58:52 -0400 | [diff] [blame] | 2670 | clk = tegra_clk_register_divider("pll_re_out1_div", "pll_re_vco", |
| 2671 | clk_base + PLLRE_OUT1, 0, |
| 2672 | TEGRA_DIVIDER_ROUND_UP, |
| 2673 | 8, 8, 1, NULL); |
| 2674 | clk = tegra_clk_register_pll_out("pll_re_out1", "pll_re_out1_div", |
| 2675 | clk_base + PLLRE_OUT1, 1, 0, |
| 2676 | CLK_SET_RATE_PARENT, 0, NULL); |
| 2677 | clks[TEGRA210_CLK_PLL_RE_OUT1] = clk; |
| 2678 | |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2679 | /* PLLE */ |
| 2680 | clk = tegra_clk_register_plle_tegra210("pll_e", "pll_ref", |
| 2681 | clk_base, 0, &pll_e_params, NULL); |
| 2682 | clk_register_clkdev(clk, "pll_e", NULL); |
| 2683 | clks[TEGRA210_CLK_PLL_E] = clk; |
| 2684 | |
| 2685 | /* PLLC4 */ |
| 2686 | clk = tegra_clk_register_pllre("pll_c4_vco", "pll_ref", clk_base, pmc, |
| 2687 | 0, &pll_c4_vco_params, NULL, pll_ref_freq); |
| 2688 | clk_register_clkdev(clk, "pll_c4_vco", NULL); |
| 2689 | clks[TEGRA210_CLK_PLL_C4] = clk; |
| 2690 | |
| 2691 | /* PLLC4_OUT0 */ |
| 2692 | clk = clk_register_divider_table(NULL, "pll_c4_out0", "pll_c4_vco", 0, |
| 2693 | clk_base + PLLC4_BASE, 19, 4, 0, |
| 2694 | pll_vco_post_div_table, NULL); |
| 2695 | clk_register_clkdev(clk, "pll_c4_out0", NULL); |
| 2696 | clks[TEGRA210_CLK_PLL_C4_OUT0] = clk; |
| 2697 | |
| 2698 | /* PLLC4_OUT1 */ |
| 2699 | clk = clk_register_fixed_factor(NULL, "pll_c4_out1", "pll_c4_vco", |
| 2700 | CLK_SET_RATE_PARENT, 1, 3); |
| 2701 | clk_register_clkdev(clk, "pll_c4_out1", NULL); |
| 2702 | clks[TEGRA210_CLK_PLL_C4_OUT1] = clk; |
| 2703 | |
| 2704 | /* PLLC4_OUT2 */ |
| 2705 | clk = clk_register_fixed_factor(NULL, "pll_c4_out2", "pll_c4_vco", |
| 2706 | CLK_SET_RATE_PARENT, 1, 5); |
| 2707 | clk_register_clkdev(clk, "pll_c4_out2", NULL); |
| 2708 | clks[TEGRA210_CLK_PLL_C4_OUT2] = clk; |
| 2709 | |
| 2710 | /* PLLC4_OUT3 */ |
| 2711 | clk = tegra_clk_register_divider("pll_c4_out3_div", "pll_c4_out0", |
| 2712 | clk_base + PLLC4_OUT, 0, TEGRA_DIVIDER_ROUND_UP, |
| 2713 | 8, 8, 1, NULL); |
| 2714 | clk = tegra_clk_register_pll_out("pll_c4_out3", "pll_c4_out3_div", |
| 2715 | clk_base + PLLC4_OUT, 1, 0, |
| 2716 | CLK_SET_RATE_PARENT, 0, NULL); |
| 2717 | clk_register_clkdev(clk, "pll_c4_out3", NULL); |
| 2718 | clks[TEGRA210_CLK_PLL_C4_OUT3] = clk; |
| 2719 | |
| 2720 | /* PLLDP */ |
| 2721 | clk = tegra_clk_register_pllss_tegra210("pll_dp", "pll_ref", clk_base, |
| 2722 | 0, &pll_dp_params, NULL); |
| 2723 | clk_register_clkdev(clk, "pll_dp", NULL); |
| 2724 | clks[TEGRA210_CLK_PLL_DP] = clk; |
| 2725 | |
| 2726 | /* PLLD2 */ |
| 2727 | clk = tegra_clk_register_pllss_tegra210("pll_d2", "pll_ref", clk_base, |
| 2728 | 0, &pll_d2_params, NULL); |
| 2729 | clk_register_clkdev(clk, "pll_d2", NULL); |
| 2730 | clks[TEGRA210_CLK_PLL_D2] = clk; |
| 2731 | |
| 2732 | /* PLLD2_OUT0 */ |
| 2733 | clk = clk_register_fixed_factor(NULL, "pll_d2_out0", "pll_d2", |
| 2734 | CLK_SET_RATE_PARENT, 1, 1); |
| 2735 | clk_register_clkdev(clk, "pll_d2_out0", NULL); |
| 2736 | clks[TEGRA210_CLK_PLL_D2_OUT0] = clk; |
| 2737 | |
| 2738 | /* PLLP_OUT2 */ |
| 2739 | clk = clk_register_fixed_factor(NULL, "pll_p_out2", "pll_p", |
| 2740 | CLK_SET_RATE_PARENT, 1, 2); |
| 2741 | clk_register_clkdev(clk, "pll_p_out2", NULL); |
| 2742 | clks[TEGRA210_CLK_PLL_P_OUT2] = clk; |
| 2743 | |
| 2744 | } |
| 2745 | |
| 2746 | /* Tegra210 CPU clock and reset control functions */ |
| 2747 | static void tegra210_wait_cpu_in_reset(u32 cpu) |
| 2748 | { |
| 2749 | unsigned int reg; |
| 2750 | |
| 2751 | do { |
| 2752 | reg = readl(clk_base + CLK_RST_CONTROLLER_CPU_CMPLX_STATUS); |
| 2753 | cpu_relax(); |
| 2754 | } while (!(reg & (1 << cpu))); /* check CPU been reset or not */ |
| 2755 | } |
| 2756 | |
| 2757 | static void tegra210_disable_cpu_clock(u32 cpu) |
| 2758 | { |
| 2759 | /* flow controller would take care in the power sequence. */ |
| 2760 | } |
| 2761 | |
| 2762 | #ifdef CONFIG_PM_SLEEP |
| 2763 | static void tegra210_cpu_clock_suspend(void) |
| 2764 | { |
| 2765 | /* switch coresite to clk_m, save off original source */ |
| 2766 | tegra210_cpu_clk_sctx.clk_csite_src = |
| 2767 | readl(clk_base + CLK_SOURCE_CSITE); |
| 2768 | writel(3 << 30, clk_base + CLK_SOURCE_CSITE); |
| 2769 | } |
| 2770 | |
| 2771 | static void tegra210_cpu_clock_resume(void) |
| 2772 | { |
| 2773 | writel(tegra210_cpu_clk_sctx.clk_csite_src, |
| 2774 | clk_base + CLK_SOURCE_CSITE); |
| 2775 | } |
| 2776 | #endif |
| 2777 | |
| 2778 | static struct tegra_cpu_car_ops tegra210_cpu_car_ops = { |
| 2779 | .wait_for_reset = tegra210_wait_cpu_in_reset, |
| 2780 | .disable_clock = tegra210_disable_cpu_clock, |
| 2781 | #ifdef CONFIG_PM_SLEEP |
| 2782 | .suspend = tegra210_cpu_clock_suspend, |
| 2783 | .resume = tegra210_cpu_clock_resume, |
| 2784 | #endif |
| 2785 | }; |
| 2786 | |
| 2787 | static const struct of_device_id pmc_match[] __initconst = { |
| 2788 | { .compatible = "nvidia,tegra210-pmc" }, |
| 2789 | { }, |
| 2790 | }; |
| 2791 | |
| 2792 | static struct tegra_clk_init_table init_table[] __initdata = { |
| 2793 | { TEGRA210_CLK_UARTA, TEGRA210_CLK_PLL_P, 408000000, 0 }, |
| 2794 | { TEGRA210_CLK_UARTB, TEGRA210_CLK_PLL_P, 408000000, 0 }, |
| 2795 | { TEGRA210_CLK_UARTC, TEGRA210_CLK_PLL_P, 408000000, 0 }, |
| 2796 | { TEGRA210_CLK_UARTD, TEGRA210_CLK_PLL_P, 408000000, 0 }, |
| 2797 | { TEGRA210_CLK_PLL_A, TEGRA210_CLK_CLK_MAX, 564480000, 1 }, |
| 2798 | { TEGRA210_CLK_PLL_A_OUT0, TEGRA210_CLK_CLK_MAX, 11289600, 1 }, |
| 2799 | { TEGRA210_CLK_EXTERN1, TEGRA210_CLK_PLL_A_OUT0, 0, 1 }, |
| 2800 | { TEGRA210_CLK_CLK_OUT_1_MUX, TEGRA210_CLK_EXTERN1, 0, 1 }, |
| 2801 | { TEGRA210_CLK_CLK_OUT_1, TEGRA210_CLK_CLK_MAX, 0, 1 }, |
| 2802 | { TEGRA210_CLK_I2S0, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, |
| 2803 | { TEGRA210_CLK_I2S1, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, |
| 2804 | { TEGRA210_CLK_I2S2, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, |
| 2805 | { TEGRA210_CLK_I2S3, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, |
| 2806 | { TEGRA210_CLK_I2S4, TEGRA210_CLK_PLL_A_OUT0, 11289600, 0 }, |
| 2807 | { TEGRA210_CLK_HOST1X, TEGRA210_CLK_PLL_P, 136000000, 1 }, |
| 2808 | { TEGRA210_CLK_SCLK_MUX, TEGRA210_CLK_PLL_P, 0, 1 }, |
| 2809 | { TEGRA210_CLK_SCLK, TEGRA210_CLK_CLK_MAX, 102000000, 1 }, |
| 2810 | { TEGRA210_CLK_DFLL_SOC, TEGRA210_CLK_PLL_P, 51000000, 1 }, |
| 2811 | { TEGRA210_CLK_DFLL_REF, TEGRA210_CLK_PLL_P, 51000000, 1 }, |
| 2812 | { TEGRA210_CLK_SBC4, TEGRA210_CLK_PLL_P, 12000000, 1 }, |
| 2813 | { TEGRA210_CLK_PLL_RE_VCO, TEGRA210_CLK_CLK_MAX, 672000000, 1 }, |
Rhyland Klein | 6b301a0 | 2015-06-18 17:28:36 -0400 | [diff] [blame] | 2814 | { TEGRA210_CLK_XUSB_GATE, TEGRA210_CLK_CLK_MAX, 0, 1 }, |
| 2815 | { TEGRA210_CLK_XUSB_SS_SRC, TEGRA210_CLK_PLL_U_480M, 120000000, 0 }, |
| 2816 | { TEGRA210_CLK_XUSB_FS_SRC, TEGRA210_CLK_PLL_U_48M, 48000000, 0 }, |
| 2817 | { TEGRA210_CLK_XUSB_HS_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 }, |
| 2818 | { TEGRA210_CLK_XUSB_SSP_SRC, TEGRA210_CLK_XUSB_SS_SRC, 120000000, 0 }, |
| 2819 | { TEGRA210_CLK_XUSB_FALCON_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 204000000, 0 }, |
| 2820 | { TEGRA210_CLK_XUSB_HOST_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 }, |
| 2821 | { TEGRA210_CLK_XUSB_DEV_SRC, TEGRA210_CLK_PLL_P_OUT_XUSB, 102000000, 0 }, |
| 2822 | { TEGRA210_CLK_SATA, TEGRA210_CLK_PLL_P, 104000000, 0 }, |
| 2823 | { TEGRA210_CLK_SATA_OOB, TEGRA210_CLK_PLL_P, 204000000, 0 }, |
| 2824 | { TEGRA210_CLK_EMC, TEGRA210_CLK_CLK_MAX, 0, 1 }, |
| 2825 | { TEGRA210_CLK_MSELECT, TEGRA210_CLK_CLK_MAX, 0, 1 }, |
| 2826 | { TEGRA210_CLK_CSITE, TEGRA210_CLK_CLK_MAX, 0, 1 }, |
| 2827 | { TEGRA210_CLK_TSENSOR, TEGRA210_CLK_CLK_M, 400000, 0 }, |
| 2828 | { TEGRA210_CLK_I2C1, TEGRA210_CLK_PLL_P, 0, 0 }, |
| 2829 | { TEGRA210_CLK_I2C2, TEGRA210_CLK_PLL_P, 0, 0 }, |
| 2830 | { TEGRA210_CLK_I2C3, TEGRA210_CLK_PLL_P, 0, 0 }, |
| 2831 | { TEGRA210_CLK_I2C4, TEGRA210_CLK_PLL_P, 0, 0 }, |
| 2832 | { TEGRA210_CLK_I2C5, TEGRA210_CLK_PLL_P, 0, 0 }, |
| 2833 | { TEGRA210_CLK_I2C6, TEGRA210_CLK_PLL_P, 0, 0 }, |
| 2834 | { TEGRA210_CLK_PLL_DP, TEGRA210_CLK_CLK_MAX, 270000000, 0 }, |
| 2835 | { TEGRA210_CLK_SOC_THERM, TEGRA210_CLK_PLL_P, 51000000, 0 }, |
| 2836 | { TEGRA210_CLK_CCLK_G, TEGRA210_CLK_CLK_MAX, 0, 1 }, |
| 2837 | /* This MUST be the last entry. */ |
| 2838 | { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 }, |
| 2839 | }; |
| 2840 | |
| 2841 | /** |
| 2842 | * tegra210_clock_apply_init_table - initialize clocks on Tegra210 SoCs |
| 2843 | * |
| 2844 | * Program an initial clock rate and enable or disable clocks needed |
| 2845 | * by the rest of the kernel, for Tegra210 SoCs. It is intended to be |
| 2846 | * called by assigning a pointer to it to tegra_clk_apply_init_table - |
| 2847 | * this will be called as an arch_initcall. No return value. |
| 2848 | */ |
| 2849 | static void __init tegra210_clock_apply_init_table(void) |
| 2850 | { |
| 2851 | tegra_init_from_table(init_table, clks, TEGRA210_CLK_CLK_MAX); |
| 2852 | } |
| 2853 | |
| 2854 | /** |
| 2855 | * tegra210_clock_init - Tegra210-specific clock initialization |
| 2856 | * @np: struct device_node * of the DT node for the SoC CAR IP block |
| 2857 | * |
| 2858 | * Register most SoC clocks for the Tegra210 system-on-chip. Intended |
| 2859 | * to be called by the OF init code when a DT node with the |
| 2860 | * "nvidia,tegra210-car" string is encountered, and declared with |
| 2861 | * CLK_OF_DECLARE. No return value. |
| 2862 | */ |
| 2863 | static void __init tegra210_clock_init(struct device_node *np) |
| 2864 | { |
| 2865 | struct device_node *node; |
| 2866 | u32 value, clk_m_div; |
| 2867 | |
| 2868 | clk_base = of_iomap(np, 0); |
| 2869 | if (!clk_base) { |
| 2870 | pr_err("ioremap tegra210 CAR failed\n"); |
| 2871 | return; |
| 2872 | } |
| 2873 | |
| 2874 | node = of_find_matching_node(NULL, pmc_match); |
| 2875 | if (!node) { |
| 2876 | pr_err("Failed to find pmc node\n"); |
| 2877 | WARN_ON(1); |
| 2878 | return; |
| 2879 | } |
| 2880 | |
| 2881 | pmc_base = of_iomap(node, 0); |
| 2882 | if (!pmc_base) { |
| 2883 | pr_err("Can't map pmc registers\n"); |
| 2884 | WARN_ON(1); |
| 2885 | return; |
| 2886 | } |
| 2887 | |
| 2888 | clks = tegra_clk_init(clk_base, TEGRA210_CLK_CLK_MAX, |
| 2889 | TEGRA210_CAR_BANK_COUNT); |
| 2890 | if (!clks) |
| 2891 | return; |
| 2892 | |
| 2893 | value = clk_readl(clk_base + SPARE_REG0) >> CLK_M_DIVISOR_SHIFT; |
| 2894 | clk_m_div = (value & CLK_M_DIVISOR_MASK) + 1; |
| 2895 | |
| 2896 | if (tegra_osc_clk_init(clk_base, tegra210_clks, tegra210_input_freq, |
| 2897 | ARRAY_SIZE(tegra210_input_freq), clk_m_div, |
| 2898 | &osc_freq, &pll_ref_freq) < 0) |
| 2899 | return; |
| 2900 | |
| 2901 | tegra_fixed_clk_init(tegra210_clks); |
| 2902 | tegra210_pll_init(clk_base, pmc_base); |
| 2903 | tegra210_periph_clk_init(clk_base, pmc_base); |
| 2904 | tegra_audio_clk_init(clk_base, pmc_base, tegra210_clks, |
| 2905 | tegra210_audio_plls, |
| 2906 | ARRAY_SIZE(tegra210_audio_plls)); |
| 2907 | tegra_pmc_clk_init(pmc_base, tegra210_clks); |
| 2908 | |
| 2909 | /* For Tegra210, PLLD is the only source for DSIA & DSIB */ |
| 2910 | value = clk_readl(clk_base + PLLD_BASE); |
| 2911 | value &= ~BIT(25); |
| 2912 | clk_writel(value, clk_base + PLLD_BASE); |
| 2913 | |
| 2914 | tegra_clk_apply_init_table = tegra210_clock_apply_init_table; |
| 2915 | |
| 2916 | tegra_super_clk_gen5_init(clk_base, pmc_base, tegra210_clks, |
| 2917 | &pll_x_params); |
| 2918 | tegra_add_of_provider(np); |
| 2919 | tegra_register_devclks(devclks, ARRAY_SIZE(devclks)); |
| 2920 | |
| 2921 | tegra_cpu_car_ops = &tegra210_cpu_car_ops; |
| 2922 | } |
| 2923 | CLK_OF_DECLARE(tegra210, "nvidia,tegra210-car", tegra210_clock_init); |