xref: /openbmc/linux/drivers/gpu/drm/mxsfb/lcdif_regs.h (revision e3cac8f7)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright (C) 2022 Marek Vasut <marex@denx.de>
4  *
5  * i.MX8MP/i.MXRT LCDIF LCD controller driver.
6  */
7 
8 #ifndef __LCDIF_REGS_H__
9 #define __LCDIF_REGS_H__
10 
11 #define REG_SET	4
12 #define REG_CLR	8
13 
14 /* V8 register set */
15 #define LCDC_V8_CTRL			0x00
16 #define LCDC_V8_DISP_PARA		0x10
17 #define LCDC_V8_DISP_SIZE		0x14
18 #define LCDC_V8_HSYN_PARA		0x18
19 #define LCDC_V8_VSYN_PARA		0x1c
20 #define LCDC_V8_VSYN_HSYN_WIDTH		0x20
21 #define LCDC_V8_INT_STATUS_D0		0x24
22 #define LCDC_V8_INT_ENABLE_D0		0x28
23 #define LCDC_V8_INT_STATUS_D1		0x30
24 #define LCDC_V8_INT_ENABLE_D1		0x34
25 #define LCDC_V8_CTRLDESCL0_1		0x200
26 #define LCDC_V8_CTRLDESCL0_3		0x208
27 #define LCDC_V8_CTRLDESCL_LOW0_4	0x20c
28 #define LCDC_V8_CTRLDESCL_HIGH0_4	0x210
29 #define LCDC_V8_CTRLDESCL0_5		0x214
30 #define LCDC_V8_CSC0_CTRL		0x21c
31 #define LCDC_V8_CSC0_COEF0		0x220
32 #define LCDC_V8_CSC0_COEF1		0x224
33 #define LCDC_V8_CSC0_COEF2		0x228
34 #define LCDC_V8_CSC0_COEF3		0x22c
35 #define LCDC_V8_CSC0_COEF4		0x230
36 #define LCDC_V8_CSC0_COEF5		0x234
37 #define LCDC_V8_PANIC0_THRES		0x238
38 
39 #define CTRL_SFTRST			BIT(31)
40 #define CTRL_CLKGATE			BIT(30)
41 #define CTRL_BYPASS_COUNT		BIT(19)
42 #define CTRL_VSYNC_MODE			BIT(18)
43 #define CTRL_DOTCLK_MODE		BIT(17)
44 #define CTRL_DATA_SELECT		BIT(16)
45 #define CTRL_BUS_WIDTH_16		(0 << 10)
46 #define CTRL_BUS_WIDTH_8		(1 << 10)
47 #define CTRL_BUS_WIDTH_18		(2 << 10)
48 #define CTRL_BUS_WIDTH_24		(3 << 10)
49 #define CTRL_BUS_WIDTH_MASK		(0x3 << 10)
50 #define CTRL_WORD_LENGTH_16		(0 << 8)
51 #define CTRL_WORD_LENGTH_8		(1 << 8)
52 #define CTRL_WORD_LENGTH_18		(2 << 8)
53 #define CTRL_WORD_LENGTH_24		(3 << 8)
54 #define CTRL_MASTER			BIT(5)
55 #define CTRL_DF16			BIT(3)
56 #define CTRL_DF18			BIT(2)
57 #define CTRL_DF24			BIT(1)
58 #define CTRL_RUN			BIT(0)
59 
60 #define CTRL1_RECOVER_ON_UNDERFLOW	BIT(24)
61 #define CTRL1_FIFO_CLEAR		BIT(21)
62 #define CTRL1_SET_BYTE_PACKAGING(x)	(((x) & 0xf) << 16)
63 #define CTRL1_GET_BYTE_PACKAGING(x)	(((x) >> 16) & 0xf)
64 #define CTRL1_CUR_FRAME_DONE_IRQ_EN	BIT(13)
65 #define CTRL1_CUR_FRAME_DONE_IRQ	BIT(9)
66 
67 #define CTRL2_SET_OUTSTANDING_REQS_1	0
68 #define CTRL2_SET_OUTSTANDING_REQS_2	(0x1 << 21)
69 #define CTRL2_SET_OUTSTANDING_REQS_4	(0x2 << 21)
70 #define CTRL2_SET_OUTSTANDING_REQS_8	(0x3 << 21)
71 #define CTRL2_SET_OUTSTANDING_REQS_16	(0x4 << 21)
72 #define CTRL2_SET_OUTSTANDING_REQS_MASK	(0x7 << 21)
73 
74 #define TRANSFER_COUNT_SET_VCOUNT(x)	(((x) & 0xffff) << 16)
75 #define TRANSFER_COUNT_GET_VCOUNT(x)	(((x) >> 16) & 0xffff)
76 #define TRANSFER_COUNT_SET_HCOUNT(x)	((x) & 0xffff)
77 #define TRANSFER_COUNT_GET_HCOUNT(x)	((x) & 0xffff)
78 
79 #define VDCTRL0_ENABLE_PRESENT		BIT(28)
80 #define VDCTRL0_VSYNC_ACT_HIGH		BIT(27)
81 #define VDCTRL0_HSYNC_ACT_HIGH		BIT(26)
82 #define VDCTRL0_DOTCLK_ACT_FALLING	BIT(25)
83 #define VDCTRL0_ENABLE_ACT_HIGH		BIT(24)
84 #define VDCTRL0_VSYNC_PERIOD_UNIT	BIT(21)
85 #define VDCTRL0_VSYNC_PULSE_WIDTH_UNIT	BIT(20)
86 #define VDCTRL0_HALF_LINE		BIT(19)
87 #define VDCTRL0_HALF_LINE_MODE		BIT(18)
88 #define VDCTRL0_SET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff)
89 #define VDCTRL0_GET_VSYNC_PULSE_WIDTH(x) ((x) & 0x3ffff)
90 
91 #define VDCTRL2_SET_HSYNC_PERIOD(x)	((x) & 0x3ffff)
92 #define VDCTRL2_GET_HSYNC_PERIOD(x)	((x) & 0x3ffff)
93 
94 #define VDCTRL3_MUX_SYNC_SIGNALS	BIT(29)
95 #define VDCTRL3_VSYNC_ONLY		BIT(28)
96 #define SET_HOR_WAIT_CNT(x)		(((x) & 0xfff) << 16)
97 #define GET_HOR_WAIT_CNT(x)		(((x) >> 16) & 0xfff)
98 #define SET_VERT_WAIT_CNT(x)		((x) & 0xffff)
99 #define GET_VERT_WAIT_CNT(x)		((x) & 0xffff)
100 
101 #define VDCTRL4_SET_DOTCLK_DLY(x)	(((x) & 0x7) << 29) /* v4 only */
102 #define VDCTRL4_GET_DOTCLK_DLY(x)	(((x) >> 29) & 0x7) /* v4 only */
103 #define VDCTRL4_SYNC_SIGNALS_ON		BIT(18)
104 #define SET_DOTCLK_H_VALID_DATA_CNT(x)	((x) & 0x3ffff)
105 
106 #define DEBUG0_HSYNC			BIT(26)
107 #define DEBUG0_VSYNC			BIT(25)
108 
109 #define AS_CTRL_PS_DISABLE		BIT(23)
110 #define AS_CTRL_ALPHA_INVERT		BIT(20)
111 #define AS_CTRL_ALPHA(a)		(((a) & 0xff) << 8)
112 #define AS_CTRL_FORMAT_RGB565		(0xe << 4)
113 #define AS_CTRL_FORMAT_RGB444		(0xd << 4)
114 #define AS_CTRL_FORMAT_RGB555		(0xc << 4)
115 #define AS_CTRL_FORMAT_ARGB4444		(0x9 << 4)
116 #define AS_CTRL_FORMAT_ARGB1555		(0x8 << 4)
117 #define AS_CTRL_FORMAT_RGB888		(0x4 << 4)
118 #define AS_CTRL_FORMAT_ARGB8888		(0x0 << 4)
119 #define AS_CTRL_ENABLE_COLORKEY		BIT(3)
120 #define AS_CTRL_ALPHA_CTRL_ROP		(3 << 1)
121 #define AS_CTRL_ALPHA_CTRL_MULTIPLY	(2 << 1)
122 #define AS_CTRL_ALPHA_CTRL_OVERRIDE	(1 << 1)
123 #define AS_CTRL_ALPHA_CTRL_EMBEDDED	(0 << 1)
124 #define AS_CTRL_AS_ENABLE		BIT(0)
125 
126 /* V8 register set */
127 #define CTRL_SW_RESET			BIT(31)
128 #define CTRL_FETCH_START_OPTION_FPV	0
129 #define CTRL_FETCH_START_OPTION_PWV	BIT(8)
130 #define CTRL_FETCH_START_OPTION_BPV	BIT(9)
131 #define CTRL_FETCH_START_OPTION_RESV	GENMASK(9, 8)
132 #define CTRL_FETCH_START_OPTION_MASK	GENMASK(9, 8)
133 #define CTRL_NEG			BIT(4)
134 #define CTRL_INV_PXCK			BIT(3)
135 #define CTRL_INV_DE			BIT(2)
136 #define CTRL_INV_VS			BIT(1)
137 #define CTRL_INV_HS			BIT(0)
138 
139 #define DISP_PARA_DISP_ON		BIT(31)
140 #define DISP_PARA_SWAP_EN		BIT(30)
141 #define DISP_PARA_LINE_PATTERN_UYVY_H	(0xd << 26)
142 #define DISP_PARA_LINE_PATTERN_RGB565	(0x7 << 26)
143 #define DISP_PARA_LINE_PATTERN_RGB888	(0x0 << 26)
144 #define DISP_PARA_LINE_PATTERN_MASK	GENMASK(29, 26)
145 #define DISP_PARA_DISP_MODE_MASK	GENMASK(25, 24)
146 #define DISP_PARA_BGND_R_MASK		GENMASK(23, 16)
147 #define DISP_PARA_BGND_G_MASK		GENMASK(15, 8)
148 #define DISP_PARA_BGND_B_MASK		GENMASK(7, 0)
149 
150 #define DISP_SIZE_DELTA_Y(n)		(((n) & 0xffff) << 16)
151 #define DISP_SIZE_DELTA_Y_MASK		GENMASK(31, 16)
152 #define DISP_SIZE_DELTA_X(n)		((n) & 0xffff)
153 #define DISP_SIZE_DELTA_X_MASK		GENMASK(15, 0)
154 
155 #define HSYN_PARA_BP_H(n)		(((n) & 0xffff) << 16)
156 #define HSYN_PARA_BP_H_MASK		GENMASK(31, 16)
157 #define HSYN_PARA_FP_H(n)		((n) & 0xffff)
158 #define HSYN_PARA_FP_H_MASK		GENMASK(15, 0)
159 
160 #define VSYN_PARA_BP_V(n)		(((n) & 0xffff) << 16)
161 #define VSYN_PARA_BP_V_MASK		GENMASK(31, 16)
162 #define VSYN_PARA_FP_V(n)		((n) & 0xffff)
163 #define VSYN_PARA_FP_V_MASK		GENMASK(15, 0)
164 
165 #define VSYN_HSYN_WIDTH_PW_V(n)		(((n) & 0xffff) << 16)
166 #define VSYN_HSYN_WIDTH_PW_V_MASK	GENMASK(31, 16)
167 #define VSYN_HSYN_WIDTH_PW_H(n)		((n) & 0xffff)
168 #define VSYN_HSYN_WIDTH_PW_H_MASK	GENMASK(15, 0)
169 
170 #define INT_STATUS_D0_FIFO_EMPTY	BIT(24)
171 #define INT_STATUS_D0_DMA_DONE		BIT(16)
172 #define INT_STATUS_D0_DMA_ERR		BIT(8)
173 #define INT_STATUS_D0_VS_BLANK		BIT(2)
174 #define INT_STATUS_D0_UNDERRUN		BIT(1)
175 #define INT_STATUS_D0_VSYNC		BIT(0)
176 
177 #define INT_ENABLE_D0_FIFO_EMPTY_EN	BIT(24)
178 #define INT_ENABLE_D0_DMA_DONE_EN	BIT(16)
179 #define INT_ENABLE_D0_DMA_ERR_EN	BIT(8)
180 #define INT_ENABLE_D0_VS_BLANK_EN	BIT(2)
181 #define INT_ENABLE_D0_UNDERRUN_EN	BIT(1)
182 #define INT_ENABLE_D0_VSYNC_EN		BIT(0)
183 
184 #define INT_STATUS_D1_PLANE_PANIC	BIT(0)
185 
186 #define INT_ENABLE_D1_PLANE_PANIC_EN	BIT(0)
187 
188 #define CTRLDESCL0_1_HEIGHT(n)		(((n) & 0xffff) << 16)
189 #define CTRLDESCL0_1_HEIGHT_MASK	GENMASK(31, 16)
190 #define CTRLDESCL0_1_WIDTH(n)		((n) & 0xffff)
191 #define CTRLDESCL0_1_WIDTH_MASK		GENMASK(15, 0)
192 
193 #define CTRLDESCL0_3_P_SIZE(n)		(((n) << 20) & CTRLDESCL0_3_P_SIZE_MASK)
194 #define CTRLDESCL0_3_P_SIZE_MASK	GENMASK(22, 20)
195 #define CTRLDESCL0_3_T_SIZE(n)		(((n) << 16) & CTRLDESCL0_3_T_SIZE_MASK)
196 #define CTRLDESCL0_3_T_SIZE_MASK	GENMASK(17, 16)
197 #define CTRLDESCL0_3_PITCH(n)		((n) & 0xffff)
198 #define CTRLDESCL0_3_PITCH_MASK		GENMASK(15, 0)
199 
200 #define CTRLDESCL_HIGH0_4_ADDR_HIGH(n)	((n) & 0xf)
201 #define CTRLDESCL_HIGH0_4_ADDR_HIGH_MASK	GENMASK(3, 0)
202 
203 #define CTRLDESCL0_5_EN			BIT(31)
204 #define CTRLDESCL0_5_SHADOW_LOAD_EN	BIT(30)
205 #define CTRLDESCL0_5_BPP_16_RGB565	(0x4 << 24)
206 #define CTRLDESCL0_5_BPP_16_ARGB1555	(0x5 << 24)
207 #define CTRLDESCL0_5_BPP_16_ARGB4444	(0x6 << 24)
208 #define CTRLDESCL0_5_BPP_YCbCr422	(0x7 << 24)
209 #define CTRLDESCL0_5_BPP_24_RGB888	(0x8 << 24)
210 #define CTRLDESCL0_5_BPP_32_ARGB8888	(0x9 << 24)
211 #define CTRLDESCL0_5_BPP_32_ABGR8888	(0xa << 24)
212 #define CTRLDESCL0_5_BPP_MASK		GENMASK(27, 24)
213 #define CTRLDESCL0_5_YUV_FORMAT_Y2VY1U	(0x0 << 14)
214 #define CTRLDESCL0_5_YUV_FORMAT_Y2UY1V	(0x1 << 14)
215 #define CTRLDESCL0_5_YUV_FORMAT_VY2UY1	(0x2 << 14)
216 #define CTRLDESCL0_5_YUV_FORMAT_UY2VY1	(0x3 << 14)
217 #define CTRLDESCL0_5_YUV_FORMAT_MASK	GENMASK(15, 14)
218 
219 #define CSC0_CTRL_CSC_MODE_YUV2RGB	(0x0 << 1)
220 #define CSC0_CTRL_CSC_MODE_YCbCr2RGB	(0x1 << 1)
221 #define CSC0_CTRL_CSC_MODE_RGB2YUV	(0x2 << 1)
222 #define CSC0_CTRL_CSC_MODE_RGB2YCbCr	(0x3 << 1)
223 #define CSC0_CTRL_CSC_MODE_MASK		GENMASK(2, 1)
224 #define CSC0_CTRL_BYPASS		BIT(0)
225 
226 #define CSC0_COEF0_A2(n)		(((n) << 16) & CSC0_COEF0_A2_MASK)
227 #define CSC0_COEF0_A2_MASK		GENMASK(26, 16)
228 #define CSC0_COEF0_A1(n)		((n) & CSC0_COEF0_A1_MASK)
229 #define CSC0_COEF0_A1_MASK		GENMASK(10, 0)
230 
231 #define CSC0_COEF1_B1(n)		(((n) << 16) & CSC0_COEF1_B1_MASK)
232 #define CSC0_COEF1_B1_MASK		GENMASK(26, 16)
233 #define CSC0_COEF1_A3(n)		((n) & CSC0_COEF1_A3_MASK)
234 #define CSC0_COEF1_A3_MASK		GENMASK(10, 0)
235 
236 #define CSC0_COEF2_B3(n)		(((n) << 16) & CSC0_COEF2_B3_MASK)
237 #define CSC0_COEF2_B3_MASK		GENMASK(26, 16)
238 #define CSC0_COEF2_B2(n)		((n) & CSC0_COEF2_B2_MASK)
239 #define CSC0_COEF2_B2_MASK		GENMASK(10, 0)
240 
241 #define CSC0_COEF3_C2(n)		(((n) << 16) & CSC0_COEF3_C2_MASK)
242 #define CSC0_COEF3_C2_MASK		GENMASK(26, 16)
243 #define CSC0_COEF3_C1(n)		((n) & CSC0_COEF3_C1_MASK)
244 #define CSC0_COEF3_C1_MASK		GENMASK(10, 0)
245 
246 #define CSC0_COEF4_D1(n)		(((n) << 16) & CSC0_COEF4_D1_MASK)
247 #define CSC0_COEF4_D1_MASK		GENMASK(24, 16)
248 #define CSC0_COEF4_C3(n)		((n) & CSC0_COEF4_C3_MASK)
249 #define CSC0_COEF4_C3_MASK		GENMASK(10, 0)
250 
251 #define CSC0_COEF5_D3(n)		(((n) << 16) & CSC0_COEF5_D3_MASK)
252 #define CSC0_COEF5_D3_MASK		GENMASK(24, 16)
253 #define CSC0_COEF5_D2(n)		((n) & CSC0_COEF5_D2_MASK)
254 #define CSC0_COEF5_D2_MASK		GENMASK(8, 0)
255 
256 #define PANIC0_THRES_LOW_MASK		GENMASK(24, 16)
257 #define PANIC0_THRES_HIGH_MASK		GENMASK(8, 0)
258 #define PANIC0_THRES_MAX		511
259 
260 #define LCDIF_MIN_XRES			120
261 #define LCDIF_MIN_YRES			120
262 #define LCDIF_MAX_XRES			0xffff
263 #define LCDIF_MAX_YRES			0xffff
264 
265 #endif /* __LCDIF_REGS_H__ */
266