1/* SPDX-License-Identifier: GPL-2.0-or-later */
  2/*
  3 * Copyright (C) 2010 Juergen Beisert, Pengutronix
  4 * Copyright (C) 2016 Marek Vasut <marex@denx.de>
  5 *
  6 * i.MX23/i.MX28/i.MX6SX MXSFB LCD controller driver.
  7 */
  8
  9#ifndef __MXSFB_REGS_H__
 10#define __MXSFB_REGS_H__
 11
 12#define REG_SET	4
 13#define REG_CLR	8
 14
 15#define LCDC_CTRL			0x00
 16#define LCDC_CTRL1			0x10
 17#define LCDC_V3_TRANSFER_COUNT		0x20
 18#define LCDC_V4_CTRL2			0x20
 19#define LCDC_V4_TRANSFER_COUNT		0x30
 20#define LCDC_V4_CUR_BUF			0x40
 21#define LCDC_V4_NEXT_BUF		0x50
 22#define LCDC_V3_CUR_BUF			0x30
 23#define LCDC_V3_NEXT_BUF		0x40
 24#define LCDC_VDCTRL0			0x70
 25#define LCDC_VDCTRL1			0x80
 26#define LCDC_VDCTRL2			0x90
 27#define LCDC_VDCTRL3			0xa0
 28#define LCDC_VDCTRL4			0xb0
 29#define LCDC_V4_CRC_STAT		0x1a0
 30#define LCDC_V4_DEBUG0			0x1d0
 31#define LCDC_V3_DEBUG0			0x1f0
 32#define LCDC_AS_CTRL			0x210
 33#define LCDC_AS_BUF			0x220
 34#define LCDC_AS_NEXT_BUF		0x230
 35#define LCDC_AS_CLRKEYLOW		0x240
 36#define LCDC_AS_CLRKEYHIGH		0x250
 37
 38#define CTRL_SFTRST			BIT(31)
 39#define CTRL_CLKGATE			BIT(30)
 40#define CTRL_BYPASS_COUNT		BIT(19)
 41#define CTRL_VSYNC_MODE			BIT(18)
 42#define CTRL_DOTCLK_MODE		BIT(17)
 43#define CTRL_DATA_SELECT		BIT(16)
 44#define CTRL_BUS_WIDTH_16		(0 << 10)
 45#define CTRL_BUS_WIDTH_8		(1 << 10)
 46#define CTRL_BUS_WIDTH_18		(2 << 10)
 47#define CTRL_BUS_WIDTH_24		(3 << 10)
 48#define CTRL_BUS_WIDTH_MASK		(0x3 << 10)
 49#define CTRL_WORD_LENGTH_16		(0 << 8)
 50#define CTRL_WORD_LENGTH_8		(1 << 8)
 51#define CTRL_WORD_LENGTH_18		(2 << 8)
 52#define CTRL_WORD_LENGTH_24		(3 << 8)
 53#define CTRL_MASTER			BIT(5)
 54#define CTRL_DF16			BIT(3)
 55#define CTRL_DF18			BIT(2)
 56#define CTRL_DF24			BIT(1)
 57#define CTRL_RUN			BIT(0)
 58
 59#define CTRL1_RECOVER_ON_UNDERFLOW	BIT(24)
 60#define CTRL1_FIFO_CLEAR		BIT(21)
 61#define CTRL1_SET_BYTE_PACKAGING(x)	(((x) & 0xf) << 16)
 62#define CTRL1_GET_BYTE_PACKAGING(x)	(((x) >> 16) & 0xf)
 63#define CTRL1_CUR_FRAME_DONE_IRQ_EN	BIT(13)
 64#define CTRL1_CUR_FRAME_DONE_IRQ	BIT(9)
 65
 66#define CTRL2_SET_OUTSTANDING_REQS_1	0
 67#define CTRL2_SET_OUTSTANDING_REQS_2	(0x1 << 21)
 68#define CTRL2_SET_OUTSTANDING_REQS_4	(0x2 << 21)
 69#define CTRL2_SET_OUTSTANDING_REQS_8	(0x3 << 21)
 70#define CTRL2_SET_OUTSTANDING_REQS_16	(0x4 << 21)
 71#define CTRL2_SET_OUTSTANDING_REQS_MASK	(0x7 << 21)
 72
 73#define TRANSFER_COUNT_SET_VCOUNT(x)	(((x) & 0xffff) << 16)
 74#define TRANSFER_COUNT_GET_VCOUNT(x)	(((x) >> 16) & 0xffff)
 75#define TRANSFER_COUNT_SET_HCOUNT(x)	((x) & 0xffff)
 76#define TRANSFER_COUNT_GET_HCOUNT(x)	((x) & 0xffff)
 77
 78#define VDCTRL0_ENABLE_PRESENT		BIT(28)
 79#define VDCTRL0_VSYNC_ACT_HIGH		BIT(27)
 80#define VDCTRL0_HSYNC_ACT_HIGH		BIT(26)
 81#define VDCTRL0_DOTCLK_ACT_FALLING	BIT(25)
 82#define VDCTRL0_ENABLE_ACT_HIGH		BIT(24)
 83#define VDCTRL0_VSYNC_PERIOD_UNIT	BIT(21)
 84#define VDCTRL0_VSYNC_PULSE_WIDTH_UNIT	BIT(20)
 85#define VDCTRL0_HALF_LINE		BIT(19)
 86#define VDCTRL0_HALF_LINE_MODE		BIT(18)
 87#define VDCTRL0_SET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff)
 88#define VDCTRL0_GET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff)
 89
 90#define VDCTRL2_SET_HSYNC_PERIOD(x)	((x) & 0x3ffff)
 91#define VDCTRL2_GET_HSYNC_PERIOD(x)	((x) & 0x3ffff)
 92
 93#define VDCTRL3_MUX_SYNC_SIGNALS	BIT(29)
 94#define VDCTRL3_VSYNC_ONLY		BIT(28)
 95#define SET_HOR_WAIT_CNT(x)		(((x) & 0xfff) << 16)
 96#define GET_HOR_WAIT_CNT(x)		(((x) >> 16) & 0xfff)
 97#define SET_VERT_WAIT_CNT(x)		((x) & 0xffff)
 98#define GET_VERT_WAIT_CNT(x)		((x) & 0xffff)
 99
100#define VDCTRL4_SET_DOTCLK_DLY(x)	(((x) & 0x7) << 29) /* v4 only */
101#define VDCTRL4_GET_DOTCLK_DLY(x)	(((x) >> 29) & 0x7) /* v4 only */
102#define VDCTRL4_SYNC_SIGNALS_ON		BIT(18)
103#define SET_DOTCLK_H_VALID_DATA_CNT(x)	((x) & 0x3ffff)
104
105#define DEBUG0_HSYNC			BIT(26)
106#define DEBUG0_VSYNC			BIT(25)
107
108#define AS_CTRL_PS_DISABLE		BIT(23)
109#define AS_CTRL_ALPHA_INVERT		BIT(20)
110#define AS_CTRL_ALPHA(a)		(((a) & 0xff) << 8)
111#define AS_CTRL_FORMAT_RGB565		(0xe << 4)
112#define AS_CTRL_FORMAT_RGB444		(0xd << 4)
113#define AS_CTRL_FORMAT_RGB555		(0xc << 4)
114#define AS_CTRL_FORMAT_ARGB4444		(0x9 << 4)
115#define AS_CTRL_FORMAT_ARGB1555		(0x8 << 4)
116#define AS_CTRL_FORMAT_RGB888		(0x4 << 4)
117#define AS_CTRL_FORMAT_ARGB8888		(0x0 << 4)
118#define AS_CTRL_ENABLE_COLORKEY		BIT(3)
119#define AS_CTRL_ALPHA_CTRL_ROP		(3 << 1)
120#define AS_CTRL_ALPHA_CTRL_MULTIPLY	(2 << 1)
121#define AS_CTRL_ALPHA_CTRL_OVERRIDE	(1 << 1)
122#define AS_CTRL_ALPHA_CTRL_EMBEDDED	(0 << 1)
123#define AS_CTRL_AS_ENABLE		BIT(0)
124
125#define MXSFB_MIN_XRES			120
126#define MXSFB_MIN_YRES			120
127#define MXSFB_MAX_XRES			0xffff
128#define MXSFB_MAX_YRES			0xffff
129
130#endif /* __MXSFB_REGS_H__ */