Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 1 | /* |
Andrew Victor | 9d04126 | 2007-02-05 11:42:07 +0100 | [diff] [blame] | 2 | * linux/arch/arm/mach-at91/board-csb337.c |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 3 | * |
| 4 | * Copyright (C) 2005 SAN People |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 21 | #include <linux/types.h> |
Russell King | 2f8163b | 2011-07-26 10:53:52 +0100 | [diff] [blame] | 22 | #include <linux/gpio.h> |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 23 | #include <linux/init.h> |
| 24 | #include <linux/mm.h> |
| 25 | #include <linux/module.h> |
| 26 | #include <linux/platform_device.h> |
Andrew Victor | 466e622 | 2006-06-19 17:26:23 +0100 | [diff] [blame] | 27 | #include <linux/spi/spi.h> |
Andrew Victor | 127a7ec | 2007-02-08 10:44:46 +0100 | [diff] [blame] | 28 | #include <linux/mtd/physmap.h> |
Andrew Victor | 6d2a840 | 2008-01-23 09:28:27 +0100 | [diff] [blame] | 29 | #include <linux/input.h> |
| 30 | #include <linux/gpio_keys.h> |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 31 | |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 32 | #include <asm/setup.h> |
| 33 | #include <asm/mach-types.h> |
| 34 | #include <asm/irq.h> |
| 35 | |
| 36 | #include <asm/mach/arch.h> |
| 37 | #include <asm/mach/map.h> |
| 38 | #include <asm/mach/irq.h> |
| 39 | |
Andrew Victor | e505240 | 2008-09-21 21:30:02 +0100 | [diff] [blame] | 40 | #include <mach/hardware.h> |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 41 | #include <mach/board.h> |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 42 | |
| 43 | #include "generic.h" |
| 44 | |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 45 | |
Jean-Christophe PLAGNIOL-VILLARD | 1b021a3 | 2011-04-28 20:19:32 +0800 | [diff] [blame] | 46 | static void __init csb337_init_early(void) |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 47 | { |
Andrew Victor | 2eeaaa2 | 2006-09-27 10:50:59 +0100 | [diff] [blame] | 48 | /* Initialize processor: 3.6864 MHz crystal */ |
Jean-Christophe PLAGNIOL-VILLARD | 21d08b9 | 2011-04-23 15:28:34 +0800 | [diff] [blame] | 49 | at91_initialize(3686400); |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 50 | |
Andrew Victor | cc2832a | 2006-04-02 17:15:48 +0100 | [diff] [blame] | 51 | /* Setup the LEDs */ |
Andrew Victor | 466e622 | 2006-06-19 17:26:23 +0100 | [diff] [blame] | 52 | at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1); |
Andrew Victor | cc2832a | 2006-04-02 17:15:48 +0100 | [diff] [blame] | 53 | |
Bill Gatliff | c8fc191 | 2008-04-07 22:03:17 +0100 | [diff] [blame] | 54 | /* DBGU on ttyS0 */ |
| 55 | at91_register_uart(0, 0, 0); |
| 56 | |
| 57 | /* make console=ttyS0 the default */ |
| 58 | at91_set_serial_console(0); |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 59 | } |
| 60 | |
Jamie Iles | 84e0cdb | 2011-03-08 20:17:06 +0000 | [diff] [blame] | 61 | static struct macb_platform_data __initdata csb337_eth_data = { |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 62 | .phy_irq_pin = AT91_PIN_PC2, |
| 63 | .is_rmii = 0, |
| 64 | }; |
| 65 | |
| 66 | static struct at91_usbh_data __initdata csb337_usbh_data = { |
| 67 | .ports = 2, |
Jean-Christophe PLAGNIOL-VILLARD | 63b4c29 | 2011-11-25 01:51:06 +0800 | [diff] [blame] | 68 | .vbus_pin = {-EINVAL, -EINVAL}, |
| 69 | .overcurrent_pin= {-EINVAL, -EINVAL}, |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 70 | }; |
| 71 | |
| 72 | static struct at91_udc_data __initdata csb337_udc_data = { |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 73 | .pullup_pin = AT91_PIN_PA24, |
Jean-Christophe PLAGNIOL-VILLARD | 63b4c29 | 2011-11-25 01:51:06 +0800 | [diff] [blame] | 74 | .vbus_pin = -EINVAL, |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 75 | }; |
| 76 | |
David Brownell | b5b9068 | 2007-07-17 04:05:12 -0700 | [diff] [blame] | 77 | static struct i2c_board_info __initdata csb337_i2c_devices[] = { |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 78 | { |
Jean Delvare | 3760f73 | 2008-04-29 23:11:40 +0200 | [diff] [blame] | 79 | I2C_BOARD_INFO("ds1307", 0x68), |
David Brownell | b5b9068 | 2007-07-17 04:05:12 -0700 | [diff] [blame] | 80 | }, |
| 81 | }; |
| 82 | |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 83 | static struct at91_cf_data __initdata csb337_cf_data = { |
| 84 | /* |
| 85 | * connector P4 on the CSB 337 mates to |
| 86 | * connector P8 on the CSB 300CF |
| 87 | */ |
| 88 | |
| 89 | /* CSB337 specific */ |
| 90 | .det_pin = AT91_PIN_PC3, |
| 91 | |
| 92 | /* CSB300CF specific */ |
| 93 | .irq_pin = AT91_PIN_PA19, |
| 94 | .vcc_pin = AT91_PIN_PD0, |
| 95 | .rst_pin = AT91_PIN_PD2, |
| 96 | }; |
| 97 | |
| 98 | static struct at91_mmc_data __initdata csb337_mmc_data = { |
| 99 | .det_pin = AT91_PIN_PD5, |
Andrew Victor | c019d49 | 2006-12-04 09:09:08 +0100 | [diff] [blame] | 100 | .slot_b = 0, |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 101 | .wire4 = 1, |
| 102 | .wp_pin = AT91_PIN_PD6, |
Jean-Christophe PLAGNIOL-VILLARD | 63b4c29 | 2011-11-25 01:51:06 +0800 | [diff] [blame] | 103 | .vcc_pin = -EINVAL, |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 104 | }; |
| 105 | |
Andrew Victor | 466e622 | 2006-06-19 17:26:23 +0100 | [diff] [blame] | 106 | static struct spi_board_info csb337_spi_devices[] = { |
| 107 | { /* CAN controller */ |
| 108 | .modalias = "sak82c900", |
| 109 | .chip_select = 0, |
| 110 | .max_speed_hz = 6 * 1000 * 1000, |
| 111 | }, |
| 112 | }; |
| 113 | |
Andrew Victor | 127a7ec | 2007-02-08 10:44:46 +0100 | [diff] [blame] | 114 | #define CSB_FLASH_BASE AT91_CHIPSELECT_0 |
Andrew Victor | e505240 | 2008-09-21 21:30:02 +0100 | [diff] [blame] | 115 | #define CSB_FLASH_SIZE SZ_8M |
Andrew Victor | 127a7ec | 2007-02-08 10:44:46 +0100 | [diff] [blame] | 116 | |
| 117 | static struct mtd_partition csb_flash_partitions[] = { |
| 118 | { |
| 119 | .name = "uMON flash", |
| 120 | .offset = 0, |
| 121 | .size = MTDPART_SIZ_FULL, |
| 122 | .mask_flags = MTD_WRITEABLE, /* read only */ |
| 123 | } |
| 124 | }; |
| 125 | |
| 126 | static struct physmap_flash_data csb_flash_data = { |
| 127 | .width = 2, |
| 128 | .parts = csb_flash_partitions, |
| 129 | .nr_parts = ARRAY_SIZE(csb_flash_partitions), |
| 130 | }; |
| 131 | |
| 132 | static struct resource csb_flash_resources[] = { |
| 133 | { |
| 134 | .start = CSB_FLASH_BASE, |
| 135 | .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1, |
| 136 | .flags = IORESOURCE_MEM, |
| 137 | } |
| 138 | }; |
| 139 | |
| 140 | static struct platform_device csb_flash = { |
| 141 | .name = "physmap-flash", |
| 142 | .id = 0, |
| 143 | .dev = { |
| 144 | .platform_data = &csb_flash_data, |
| 145 | }, |
| 146 | .resource = csb_flash_resources, |
| 147 | .num_resources = ARRAY_SIZE(csb_flash_resources), |
| 148 | }; |
| 149 | |
Andrew Victor | 6d2a840 | 2008-01-23 09:28:27 +0100 | [diff] [blame] | 150 | /* |
| 151 | * GPIO Buttons (on CSB300) |
| 152 | */ |
| 153 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) |
| 154 | static struct gpio_keys_button csb300_buttons[] = { |
| 155 | { |
| 156 | .gpio = AT91_PIN_PB29, |
| 157 | .code = BTN_0, |
| 158 | .desc = "sw0", |
| 159 | .active_low = 1, |
| 160 | .wakeup = 1, |
| 161 | }, |
| 162 | { |
| 163 | .gpio = AT91_PIN_PB28, |
| 164 | .code = BTN_1, |
| 165 | .desc = "sw1", |
| 166 | .active_low = 1, |
| 167 | .wakeup = 1, |
| 168 | }, |
| 169 | { |
| 170 | .gpio = AT91_PIN_PA21, |
| 171 | .code = BTN_2, |
| 172 | .desc = "sw2", |
| 173 | .active_low = 1, |
| 174 | .wakeup = 1, |
| 175 | } |
| 176 | }; |
| 177 | |
| 178 | static struct gpio_keys_platform_data csb300_button_data = { |
| 179 | .buttons = csb300_buttons, |
| 180 | .nbuttons = ARRAY_SIZE(csb300_buttons), |
| 181 | }; |
| 182 | |
| 183 | static struct platform_device csb300_button_device = { |
| 184 | .name = "gpio-keys", |
| 185 | .id = -1, |
| 186 | .num_resources = 0, |
| 187 | .dev = { |
| 188 | .platform_data = &csb300_button_data, |
| 189 | } |
| 190 | }; |
| 191 | |
| 192 | static void __init csb300_add_device_buttons(void) |
| 193 | { |
Andrew Victor | 77789ad | 2008-09-21 21:34:06 +0100 | [diff] [blame] | 194 | at91_set_gpio_input(AT91_PIN_PB29, 1); /* sw0 */ |
Andrew Victor | 6d2a840 | 2008-01-23 09:28:27 +0100 | [diff] [blame] | 195 | at91_set_deglitch(AT91_PIN_PB29, 1); |
Andrew Victor | 77789ad | 2008-09-21 21:34:06 +0100 | [diff] [blame] | 196 | at91_set_gpio_input(AT91_PIN_PB28, 1); /* sw1 */ |
Andrew Victor | 6d2a840 | 2008-01-23 09:28:27 +0100 | [diff] [blame] | 197 | at91_set_deglitch(AT91_PIN_PB28, 1); |
Andrew Victor | 77789ad | 2008-09-21 21:34:06 +0100 | [diff] [blame] | 198 | at91_set_gpio_input(AT91_PIN_PA21, 1); /* sw2 */ |
Andrew Victor | 6d2a840 | 2008-01-23 09:28:27 +0100 | [diff] [blame] | 199 | at91_set_deglitch(AT91_PIN_PA21, 1); |
| 200 | |
| 201 | platform_device_register(&csb300_button_device); |
| 202 | } |
| 203 | #else |
| 204 | static void __init csb300_add_device_buttons(void) {} |
| 205 | #endif |
| 206 | |
Andrew Victor | 1b41bdf | 2008-01-23 09:32:17 +0100 | [diff] [blame] | 207 | static struct gpio_led csb_leds[] = { |
| 208 | { /* "led0", yellow */ |
| 209 | .name = "led0", |
| 210 | .gpio = AT91_PIN_PB2, |
| 211 | .active_low = 1, |
| 212 | .default_trigger = "heartbeat", |
| 213 | }, |
| 214 | { /* "led1", green */ |
| 215 | .name = "led1", |
| 216 | .gpio = AT91_PIN_PB1, |
| 217 | .active_low = 1, |
| 218 | .default_trigger = "mmc0", |
| 219 | }, |
| 220 | { /* "led2", yellow */ |
| 221 | .name = "led2", |
| 222 | .gpio = AT91_PIN_PB0, |
| 223 | .active_low = 1, |
| 224 | .default_trigger = "ide-disk", |
Andrew Victor | 77789ad | 2008-09-21 21:34:06 +0100 | [diff] [blame] | 225 | } |
Andrew Victor | 1b41bdf | 2008-01-23 09:32:17 +0100 | [diff] [blame] | 226 | }; |
| 227 | |
| 228 | |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 229 | static void __init csb337_board_init(void) |
| 230 | { |
Andrew Victor | 466e622 | 2006-06-19 17:26:23 +0100 | [diff] [blame] | 231 | /* Serial */ |
| 232 | at91_add_device_serial(); |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 233 | /* Ethernet */ |
| 234 | at91_add_device_eth(&csb337_eth_data); |
| 235 | /* USB Host */ |
| 236 | at91_add_device_usbh(&csb337_usbh_data); |
| 237 | /* USB Device */ |
| 238 | at91_add_device_udc(&csb337_udc_data); |
Andrew Victor | 466e622 | 2006-06-19 17:26:23 +0100 | [diff] [blame] | 239 | /* I2C */ |
Andrew Victor | f230d3f | 2007-11-19 13:47:20 +0100 | [diff] [blame] | 240 | at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices)); |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 241 | /* Compact Flash */ |
| 242 | at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */ |
| 243 | at91_add_device_cf(&csb337_cf_data); |
Andrew Victor | 466e622 | 2006-06-19 17:26:23 +0100 | [diff] [blame] | 244 | /* SPI */ |
| 245 | at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices)); |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 246 | /* MMC */ |
Andrew Victor | d0760b3 | 2007-02-08 09:00:39 +0100 | [diff] [blame] | 247 | at91_add_device_mmc(0, &csb337_mmc_data); |
Andrew Victor | 127a7ec | 2007-02-08 10:44:46 +0100 | [diff] [blame] | 248 | /* NOR flash */ |
| 249 | platform_device_register(&csb_flash); |
Andrew Victor | 1b41bdf | 2008-01-23 09:32:17 +0100 | [diff] [blame] | 250 | /* LEDs */ |
| 251 | at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds)); |
Andrew Victor | 6d2a840 | 2008-01-23 09:28:27 +0100 | [diff] [blame] | 252 | /* Switches on CSB300 */ |
| 253 | csb300_add_device_buttons(); |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 254 | } |
| 255 | |
| 256 | MACHINE_START(CSB337, "Cogent CSB337") |
| 257 | /* Maintainer: Bill Gatliff */ |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 258 | .timer = &at91rm9200_timer, |
Jean-Christophe PLAGNIOL-VILLARD | 21d08b9 | 2011-04-23 15:28:34 +0800 | [diff] [blame] | 259 | .map_io = at91_map_io, |
Jean-Christophe PLAGNIOL-VILLARD | 1b021a3 | 2011-04-28 20:19:32 +0800 | [diff] [blame] | 260 | .init_early = csb337_init_early, |
Jean-Christophe PLAGNIOL-VILLARD | 92100c1 | 2011-04-23 15:28:34 +0800 | [diff] [blame] | 261 | .init_irq = at91_init_irq_default, |
Andrew Victor | 49978db | 2006-01-10 16:59:29 +0000 | [diff] [blame] | 262 | .init_machine = csb337_board_init, |
| 263 | MACHINE_END |