drm/mxsfb/mxsfb_regs.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 /*
0003  * Copyright (C) 2010 Juergen Beisert, Pengutronix
0004  * Copyright (C) 2016 Marek Vasut <marex@denx.de>
0005  *
0006  * i.MX23/i.MX28/i.MX6SX MXSFB LCD controller driver.
0007  */
0008
0009 #ifndef __MXSFB_REGS_H__
0010 #define __MXSFB_REGS_H__
0011
0012 #define REG_SET 4
0013 #define REG_CLR 8
0014
0015 #define LCDC_CTRL           0x00
0016 #define LCDC_CTRL1          0x10
0017 #define LCDC_V3_TRANSFER_COUNT      0x20
0018 #define LCDC_V4_CTRL2           0x20
0019 #define LCDC_V4_TRANSFER_COUNT      0x30
0020 #define LCDC_V4_CUR_BUF         0x40
0021 #define LCDC_V4_NEXT_BUF        0x50
0022 #define LCDC_V3_CUR_BUF         0x30
0023 #define LCDC_V3_NEXT_BUF        0x40
0024 #define LCDC_VDCTRL0            0x70
0025 #define LCDC_VDCTRL1            0x80
0026 #define LCDC_VDCTRL2            0x90
0027 #define LCDC_VDCTRL3            0xa0
0028 #define LCDC_VDCTRL4            0xb0
0029 #define LCDC_V4_CRC_STAT        0x1a0
0030 #define LCDC_V4_DEBUG0          0x1d0
0031 #define LCDC_V3_DEBUG0          0x1f0
0032 #define LCDC_AS_CTRL            0x210
0033 #define LCDC_AS_BUF         0x220
0034 #define LCDC_AS_NEXT_BUF        0x230
0035 #define LCDC_AS_CLRKEYLOW       0x240
0036 #define LCDC_AS_CLRKEYHIGH      0x250
0037
0038 #define CTRL_SFTRST         BIT(31)
0039 #define CTRL_CLKGATE            BIT(30)
0040 #define CTRL_BYPASS_COUNT       BIT(19)
0041 #define CTRL_VSYNC_MODE         BIT(18)
0042 #define CTRL_DOTCLK_MODE        BIT(17)
0043 #define CTRL_DATA_SELECT        BIT(16)
0044 #define CTRL_BUS_WIDTH_16       (0 << 10)
0045 #define CTRL_BUS_WIDTH_8        (1 << 10)
0046 #define CTRL_BUS_WIDTH_18       (2 << 10)
0047 #define CTRL_BUS_WIDTH_24       (3 << 10)
0048 #define CTRL_BUS_WIDTH_MASK     (0x3 << 10)
0049 #define CTRL_WORD_LENGTH_16     (0 << 8)
0050 #define CTRL_WORD_LENGTH_8      (1 << 8)
0051 #define CTRL_WORD_LENGTH_18     (2 << 8)
0052 #define CTRL_WORD_LENGTH_24     (3 << 8)
0053 #define CTRL_MASTER         BIT(5)
0054 #define CTRL_DF16           BIT(3)
0055 #define CTRL_DF18           BIT(2)
0056 #define CTRL_DF24           BIT(1)
0057 #define CTRL_RUN            BIT(0)
0058
0059 #define CTRL1_RECOVER_ON_UNDERFLOW  BIT(24)
0060 #define CTRL1_FIFO_CLEAR        BIT(21)
0061 #define CTRL1_SET_BYTE_PACKAGING(x) (((x) & 0xf) << 16)
0062 #define CTRL1_GET_BYTE_PACKAGING(x) (((x) >> 16) & 0xf)
0063 #define CTRL1_CUR_FRAME_DONE_IRQ_EN BIT(13)
0064 #define CTRL1_CUR_FRAME_DONE_IRQ    BIT(9)
0065
0066 #define CTRL2_SET_OUTSTANDING_REQS_1    0
0067 #define CTRL2_SET_OUTSTANDING_REQS_2    (0x1 << 21)
0068 #define CTRL2_SET_OUTSTANDING_REQS_4    (0x2 << 21)
0069 #define CTRL2_SET_OUTSTANDING_REQS_8    (0x3 << 21)
0070 #define CTRL2_SET_OUTSTANDING_REQS_16   (0x4 << 21)
0071 #define CTRL2_SET_OUTSTANDING_REQS_MASK (0x7 << 21)
0072
0073 #define TRANSFER_COUNT_SET_VCOUNT(x)    (((x) & 0xffff) << 16)
0074 #define TRANSFER_COUNT_GET_VCOUNT(x)    (((x) >> 16) & 0xffff)
0075 #define TRANSFER_COUNT_SET_HCOUNT(x)    ((x) & 0xffff)
0076 #define TRANSFER_COUNT_GET_HCOUNT(x)    ((x) & 0xffff)
0077
0078 #define VDCTRL0_ENABLE_PRESENT      BIT(28)
0079 #define VDCTRL0_VSYNC_ACT_HIGH      BIT(27)
0080 #define VDCTRL0_HSYNC_ACT_HIGH      BIT(26)
0081 #define VDCTRL0_DOTCLK_ACT_FALLING  BIT(25)
0082 #define VDCTRL0_ENABLE_ACT_HIGH     BIT(24)
0083 #define VDCTRL0_VSYNC_PERIOD_UNIT   BIT(21)
0084 #define VDCTRL0_VSYNC_PULSE_WIDTH_UNIT  BIT(20)
0085 #define VDCTRL0_HALF_LINE       BIT(19)
0086 #define VDCTRL0_HALF_LINE_MODE      BIT(18)
0087 #define VDCTRL0_SET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff)
0088 #define VDCTRL0_GET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff)
0089
0090 #define VDCTRL2_SET_HSYNC_PERIOD(x) ((x) & 0x3ffff)
0091 #define VDCTRL2_GET_HSYNC_PERIOD(x) ((x) & 0x3ffff)
0092
0093 #define VDCTRL3_MUX_SYNC_SIGNALS    BIT(29)
0094 #define VDCTRL3_VSYNC_ONLY      BIT(28)
0095 #define SET_HOR_WAIT_CNT(x)     (((x) & 0xfff) << 16)
0096 #define GET_HOR_WAIT_CNT(x)     (((x) >> 16) & 0xfff)
0097 #define SET_VERT_WAIT_CNT(x)        ((x) & 0xffff)
0098 #define GET_VERT_WAIT_CNT(x)        ((x) & 0xffff)
0099
0100 #define VDCTRL4_SET_DOTCLK_DLY(x)   (((x) & 0x7) << 29) /* v4 only */
0101 #define VDCTRL4_GET_DOTCLK_DLY(x)   (((x) >> 29) & 0x7) /* v4 only */
0102 #define VDCTRL4_SYNC_SIGNALS_ON     BIT(18)
0103 #define SET_DOTCLK_H_VALID_DATA_CNT(x)  ((x) & 0x3ffff)
0104
0105 #define DEBUG0_HSYNC            BIT(26)
0106 #define DEBUG0_VSYNC            BIT(25)
0107
0108 #define AS_CTRL_PS_DISABLE      BIT(23)
0109 #define AS_CTRL_ALPHA_INVERT        BIT(20)
0110 #define AS_CTRL_ALPHA(a)        (((a) & 0xff) << 8)
0111 #define AS_CTRL_FORMAT_RGB565       (0xe << 4)
0112 #define AS_CTRL_FORMAT_RGB444       (0xd << 4)
0113 #define AS_CTRL_FORMAT_RGB555       (0xc << 4)
0114 #define AS_CTRL_FORMAT_ARGB4444     (0x9 << 4)
0115 #define AS_CTRL_FORMAT_ARGB1555     (0x8 << 4)
0116 #define AS_CTRL_FORMAT_RGB888       (0x4 << 4)
0117 #define AS_CTRL_FORMAT_ARGB8888     (0x0 << 4)
0118 #define AS_CTRL_ENABLE_COLORKEY     BIT(3)
0119 #define AS_CTRL_ALPHA_CTRL_ROP      (3 << 1)
0120 #define AS_CTRL_ALPHA_CTRL_MULTIPLY (2 << 1)
0121 #define AS_CTRL_ALPHA_CTRL_OVERRIDE (1 << 1)
0122 #define AS_CTRL_ALPHA_CTRL_EMBEDDED (0 << 1)
0123 #define AS_CTRL_AS_ENABLE       BIT(0)
0124
0125 #define MXSFB_MIN_XRES          120
0126 #define MXSFB_MIN_YRES          120
0127 #define MXSFB_MAX_XRES          0xffff
0128 #define MXSFB_MAX_YRES          0xffff
0129
0130 #endif /* __MXSFB_REGS_H__ */