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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) | |
10f2889b | 47 | #define CTRL_BUS_WIDTH_MASK (0x3 << 10) |
45d59d70 MV |
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__ */ |