| Marek Vasut | 45d59d7 | 2016-08-18 20:23:01 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 Juergen Beisert, Pengutronix |
| 3 | * Copyright (C) 2016 Marek Vasut <marex@denx.de> |
| 4 | * |
| 5 | * i.MX23/i.MX28/i.MX6SX MXSFB LCD controller driver. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * as published by the Free Software Foundation; either version 2 |
| 10 | * of the License, or (at your option) any later version. |
| 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 | |
| 17 | #ifndef __MXSFB_REGS_H__ |
| 18 | #define __MXSFB_REGS_H__ |
| 19 | |
| 20 | #define REG_SET 4 |
| 21 | #define REG_CLR 8 |
| 22 | |
| 23 | #define LCDC_CTRL 0x00 |
| 24 | #define LCDC_CTRL1 0x10 |
| 25 | #define LCDC_V3_TRANSFER_COUNT 0x20 |
| 26 | #define LCDC_V4_TRANSFER_COUNT 0x30 |
| 27 | #define LCDC_V4_CUR_BUF 0x40 |
| 28 | #define LCDC_V4_NEXT_BUF 0x50 |
| 29 | #define LCDC_V3_CUR_BUF 0x30 |
| 30 | #define LCDC_V3_NEXT_BUF 0x40 |
| 31 | #define LCDC_VDCTRL0 0x70 |
| 32 | #define LCDC_VDCTRL1 0x80 |
| 33 | #define LCDC_VDCTRL2 0x90 |
| 34 | #define LCDC_VDCTRL3 0xa0 |
| 35 | #define LCDC_VDCTRL4 0xb0 |
| 36 | #define LCDC_V4_DEBUG0 0x1d0 |
| 37 | #define LCDC_V3_DEBUG0 0x1f0 |
| 38 | |
| 39 | #define CTRL_SFTRST (1 << 31) |
| 40 | #define CTRL_CLKGATE (1 << 30) |
| 41 | #define CTRL_BYPASS_COUNT (1 << 19) |
| 42 | #define CTRL_VSYNC_MODE (1 << 18) |
| 43 | #define CTRL_DOTCLK_MODE (1 << 17) |
| 44 | #define CTRL_DATA_SELECT (1 << 16) |
| 45 | #define CTRL_SET_BUS_WIDTH(x) (((x) & 0x3) << 10) |
| 46 | #define CTRL_GET_BUS_WIDTH(x) (((x) >> 10) & 0x3) |
| Stefan Agner | 10f2889 | 2016-12-14 17:28:41 -0800 | [diff] [blame] | 47 | #define CTRL_BUS_WIDTH_MASK (0x3 << 10) |
| Marek Vasut | 45d59d7 | 2016-08-18 20:23:01 +0200 | [diff] [blame] | 48 | #define CTRL_SET_WORD_LENGTH(x) (((x) & 0x3) << 8) |
| 49 | #define CTRL_GET_WORD_LENGTH(x) (((x) >> 8) & 0x3) |
| 50 | #define CTRL_MASTER (1 << 5) |
| 51 | #define CTRL_DF16 (1 << 3) |
| 52 | #define CTRL_DF18 (1 << 2) |
| 53 | #define CTRL_DF24 (1 << 1) |
| 54 | #define CTRL_RUN (1 << 0) |
| 55 | |
| 56 | #define CTRL1_FIFO_CLEAR (1 << 21) |
| 57 | #define CTRL1_SET_BYTE_PACKAGING(x) (((x) & 0xf) << 16) |
| 58 | #define CTRL1_GET_BYTE_PACKAGING(x) (((x) >> 16) & 0xf) |
| 59 | #define CTRL1_CUR_FRAME_DONE_IRQ_EN (1 << 13) |
| 60 | #define CTRL1_CUR_FRAME_DONE_IRQ (1 << 9) |
| 61 | |
| 62 | #define TRANSFER_COUNT_SET_VCOUNT(x) (((x) & 0xffff) << 16) |
| 63 | #define TRANSFER_COUNT_GET_VCOUNT(x) (((x) >> 16) & 0xffff) |
| 64 | #define TRANSFER_COUNT_SET_HCOUNT(x) ((x) & 0xffff) |
| 65 | #define TRANSFER_COUNT_GET_HCOUNT(x) ((x) & 0xffff) |
| 66 | |
| 67 | #define VDCTRL0_ENABLE_PRESENT (1 << 28) |
| 68 | #define VDCTRL0_VSYNC_ACT_HIGH (1 << 27) |
| 69 | #define VDCTRL0_HSYNC_ACT_HIGH (1 << 26) |
| 70 | #define VDCTRL0_DOTCLK_ACT_FALLING (1 << 25) |
| 71 | #define VDCTRL0_ENABLE_ACT_HIGH (1 << 24) |
| 72 | #define VDCTRL0_VSYNC_PERIOD_UNIT (1 << 21) |
| 73 | #define VDCTRL0_VSYNC_PULSE_WIDTH_UNIT (1 << 20) |
| 74 | #define VDCTRL0_HALF_LINE (1 << 19) |
| 75 | #define VDCTRL0_HALF_LINE_MODE (1 << 18) |
| 76 | #define VDCTRL0_SET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff) |
| 77 | #define VDCTRL0_GET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff) |
| 78 | |
| 79 | #define VDCTRL2_SET_HSYNC_PERIOD(x) ((x) & 0x3ffff) |
| 80 | #define VDCTRL2_GET_HSYNC_PERIOD(x) ((x) & 0x3ffff) |
| 81 | |
| 82 | #define VDCTRL3_MUX_SYNC_SIGNALS (1 << 29) |
| 83 | #define VDCTRL3_VSYNC_ONLY (1 << 28) |
| 84 | #define SET_HOR_WAIT_CNT(x) (((x) & 0xfff) << 16) |
| 85 | #define GET_HOR_WAIT_CNT(x) (((x) >> 16) & 0xfff) |
| 86 | #define SET_VERT_WAIT_CNT(x) ((x) & 0xffff) |
| 87 | #define GET_VERT_WAIT_CNT(x) ((x) & 0xffff) |
| 88 | |
| 89 | #define VDCTRL4_SET_DOTCLK_DLY(x) (((x) & 0x7) << 29) /* v4 only */ |
| 90 | #define VDCTRL4_GET_DOTCLK_DLY(x) (((x) >> 29) & 0x7) /* v4 only */ |
| 91 | #define VDCTRL4_SYNC_SIGNALS_ON (1 << 18) |
| 92 | #define SET_DOTCLK_H_VALID_DATA_CNT(x) ((x) & 0x3ffff) |
| 93 | |
| 94 | #define DEBUG0_HSYNC (1 < 26) |
| 95 | #define DEBUG0_VSYNC (1 < 25) |
| 96 | |
| 97 | #define MXSFB_MIN_XRES 120 |
| 98 | #define MXSFB_MIN_YRES 120 |
| 99 | #define MXSFB_MAX_XRES 0xffff |
| 100 | #define MXSFB_MAX_YRES 0xffff |
| 101 | |
| 102 | #define RED 0 |
| 103 | #define GREEN 1 |
| 104 | #define BLUE 2 |
| 105 | #define TRANSP 3 |
| 106 | |
| 107 | #define STMLCDIF_8BIT 1 /* pixel data bus to the display is of 8 bit width */ |
| 108 | #define STMLCDIF_16BIT 0 /* pixel data bus to the display is of 16 bit width */ |
| 109 | #define STMLCDIF_18BIT 2 /* pixel data bus to the display is of 18 bit width */ |
| 110 | #define STMLCDIF_24BIT 3 /* pixel data bus to the display is of 24 bit width */ |
| 111 | |
| 112 | #define MXSFB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) |
| 113 | #define MXSFB_SYNC_DOTCLK_FALLING_ACT (1 << 7) /* negative edge sampling */ |
| 114 | |
| 115 | #endif /* __MXSFB_REGS_H__ */ |