1 /* SPDX-License-Identifier: GPL-2.0 */
2 //
3 // Ingenic JZ47xx KMS driver - Register definitions and private API
4 //
5 // Copyright (C) 2020, Paul Cercueil <paul@crapouillou.net>
6 
7 #ifndef DRIVERS_GPU_DRM_INGENIC_INGENIC_DRM_H
8 #define DRIVERS_GPU_DRM_INGENIC_INGENIC_DRM_H
9 
10 #include <linux/bitops.h>
11 
12 #define JZ_REG_LCD_CFG				0x00
13 #define JZ_REG_LCD_VSYNC			0x04
14 #define JZ_REG_LCD_HSYNC			0x08
15 #define JZ_REG_LCD_VAT				0x0C
16 #define JZ_REG_LCD_DAH				0x10
17 #define JZ_REG_LCD_DAV				0x14
18 #define JZ_REG_LCD_PS				0x18
19 #define JZ_REG_LCD_CLS				0x1C
20 #define JZ_REG_LCD_SPL				0x20
21 #define JZ_REG_LCD_REV				0x24
22 #define JZ_REG_LCD_CTRL				0x30
23 #define JZ_REG_LCD_STATE			0x34
24 #define JZ_REG_LCD_IID				0x38
25 #define JZ_REG_LCD_DA0				0x40
26 #define JZ_REG_LCD_SA0				0x44
27 #define JZ_REG_LCD_FID0				0x48
28 #define JZ_REG_LCD_CMD0				0x4C
29 #define JZ_REG_LCD_DA1				0x50
30 #define JZ_REG_LCD_SA1				0x54
31 #define JZ_REG_LCD_FID1				0x58
32 #define JZ_REG_LCD_CMD1				0x5C
33 #define JZ_REG_LCD_OSDC				0x100
34 #define JZ_REG_LCD_OSDCTRL			0x104
35 #define JZ_REG_LCD_OSDS				0x108
36 #define JZ_REG_LCD_BGC				0x10c
37 #define JZ_REG_LCD_KEY0				0x110
38 #define JZ_REG_LCD_KEY1				0x114
39 #define JZ_REG_LCD_ALPHA			0x118
40 #define JZ_REG_LCD_IPUR				0x11c
41 #define JZ_REG_LCD_XYP0				0x120
42 #define JZ_REG_LCD_XYP1				0x124
43 #define JZ_REG_LCD_SIZE0			0x128
44 #define JZ_REG_LCD_SIZE1			0x12c
45 
46 #define JZ_LCD_CFG_SLCD				BIT(31)
47 #define JZ_LCD_CFG_PS_DISABLE			BIT(23)
48 #define JZ_LCD_CFG_CLS_DISABLE			BIT(22)
49 #define JZ_LCD_CFG_SPL_DISABLE			BIT(21)
50 #define JZ_LCD_CFG_REV_DISABLE			BIT(20)
51 #define JZ_LCD_CFG_HSYNCM			BIT(19)
52 #define JZ_LCD_CFG_PCLKM			BIT(18)
53 #define JZ_LCD_CFG_INV				BIT(17)
54 #define JZ_LCD_CFG_SYNC_DIR			BIT(16)
55 #define JZ_LCD_CFG_PS_POLARITY			BIT(15)
56 #define JZ_LCD_CFG_CLS_POLARITY			BIT(14)
57 #define JZ_LCD_CFG_SPL_POLARITY			BIT(13)
58 #define JZ_LCD_CFG_REV_POLARITY			BIT(12)
59 #define JZ_LCD_CFG_HSYNC_ACTIVE_LOW		BIT(11)
60 #define JZ_LCD_CFG_PCLK_FALLING_EDGE		BIT(10)
61 #define JZ_LCD_CFG_DE_ACTIVE_LOW		BIT(9)
62 #define JZ_LCD_CFG_VSYNC_ACTIVE_LOW		BIT(8)
63 #define JZ_LCD_CFG_18_BIT			BIT(7)
64 #define JZ_LCD_CFG_PDW				(BIT(5) | BIT(4))
65 
66 #define JZ_LCD_CFG_MODE_GENERIC_16BIT		0
67 #define JZ_LCD_CFG_MODE_GENERIC_18BIT		BIT(7)
68 #define JZ_LCD_CFG_MODE_GENERIC_24BIT		BIT(6)
69 
70 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_1		1
71 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_2		2
72 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_3		3
73 
74 #define JZ_LCD_CFG_MODE_TV_OUT_P		4
75 #define JZ_LCD_CFG_MODE_TV_OUT_I		6
76 
77 #define JZ_LCD_CFG_MODE_SINGLE_COLOR_STN	8
78 #define JZ_LCD_CFG_MODE_SINGLE_MONOCHROME_STN	9
79 #define JZ_LCD_CFG_MODE_DUAL_COLOR_STN		10
80 #define JZ_LCD_CFG_MODE_DUAL_MONOCHROME_STN	11
81 
82 #define JZ_LCD_CFG_MODE_8BIT_SERIAL		12
83 #define JZ_LCD_CFG_MODE_LCM			13
84 
85 #define JZ_LCD_VSYNC_VPS_OFFSET			16
86 #define JZ_LCD_VSYNC_VPE_OFFSET			0
87 
88 #define JZ_LCD_HSYNC_HPS_OFFSET			16
89 #define JZ_LCD_HSYNC_HPE_OFFSET			0
90 
91 #define JZ_LCD_VAT_HT_OFFSET			16
92 #define JZ_LCD_VAT_VT_OFFSET			0
93 
94 #define JZ_LCD_DAH_HDS_OFFSET			16
95 #define JZ_LCD_DAH_HDE_OFFSET			0
96 
97 #define JZ_LCD_DAV_VDS_OFFSET			16
98 #define JZ_LCD_DAV_VDE_OFFSET			0
99 
100 #define JZ_LCD_CTRL_BURST_4			(0x0 << 28)
101 #define JZ_LCD_CTRL_BURST_8			(0x1 << 28)
102 #define JZ_LCD_CTRL_BURST_16			(0x2 << 28)
103 #define JZ_LCD_CTRL_RGB555			BIT(27)
104 #define JZ_LCD_CTRL_OFUP			BIT(26)
105 #define JZ_LCD_CTRL_FRC_GRAYSCALE_16		(0x0 << 24)
106 #define JZ_LCD_CTRL_FRC_GRAYSCALE_4		(0x1 << 24)
107 #define JZ_LCD_CTRL_FRC_GRAYSCALE_2		(0x2 << 24)
108 #define JZ_LCD_CTRL_PDD_MASK			(0xff << 16)
109 #define JZ_LCD_CTRL_EOF_IRQ			BIT(13)
110 #define JZ_LCD_CTRL_SOF_IRQ			BIT(12)
111 #define JZ_LCD_CTRL_OFU_IRQ			BIT(11)
112 #define JZ_LCD_CTRL_IFU0_IRQ			BIT(10)
113 #define JZ_LCD_CTRL_IFU1_IRQ			BIT(9)
114 #define JZ_LCD_CTRL_DD_IRQ			BIT(8)
115 #define JZ_LCD_CTRL_QDD_IRQ			BIT(7)
116 #define JZ_LCD_CTRL_REVERSE_ENDIAN		BIT(6)
117 #define JZ_LCD_CTRL_LSB_FISRT			BIT(5)
118 #define JZ_LCD_CTRL_DISABLE			BIT(4)
119 #define JZ_LCD_CTRL_ENABLE			BIT(3)
120 #define JZ_LCD_CTRL_BPP_1			0x0
121 #define JZ_LCD_CTRL_BPP_2			0x1
122 #define JZ_LCD_CTRL_BPP_4			0x2
123 #define JZ_LCD_CTRL_BPP_8			0x3
124 #define JZ_LCD_CTRL_BPP_15_16			0x4
125 #define JZ_LCD_CTRL_BPP_18_24			0x5
126 #define JZ_LCD_CTRL_BPP_MASK			(JZ_LCD_CTRL_RGB555 | 0x7)
127 
128 #define JZ_LCD_CMD_SOF_IRQ			BIT(31)
129 #define JZ_LCD_CMD_EOF_IRQ			BIT(30)
130 #define JZ_LCD_CMD_ENABLE_PAL			BIT(28)
131 
132 #define JZ_LCD_SYNC_MASK			0x3ff
133 
134 #define JZ_LCD_STATE_EOF_IRQ			BIT(5)
135 #define JZ_LCD_STATE_SOF_IRQ			BIT(4)
136 #define JZ_LCD_STATE_DISABLED			BIT(0)
137 
138 #define JZ_LCD_OSDC_OSDEN			BIT(0)
139 #define JZ_LCD_OSDC_F0EN			BIT(3)
140 #define JZ_LCD_OSDC_F1EN			BIT(4)
141 
142 #define JZ_LCD_OSDCTRL_IPU			BIT(15)
143 #define JZ_LCD_OSDCTRL_RGB555			BIT(4)
144 #define JZ_LCD_OSDCTRL_CHANGE			BIT(3)
145 #define JZ_LCD_OSDCTRL_BPP_15_16		0x4
146 #define JZ_LCD_OSDCTRL_BPP_18_24		0x5
147 #define JZ_LCD_OSDCTRL_BPP_30			0x7
148 #define JZ_LCD_OSDCTRL_BPP_MASK			(JZ_LCD_OSDCTRL_RGB555 | 0x7)
149 
150 #define JZ_LCD_OSDS_READY			BIT(0)
151 
152 #define JZ_LCD_IPUR_IPUREN			BIT(31)
153 #define JZ_LCD_IPUR_IPUR_LSB			0
154 
155 #define JZ_LCD_XYP01_XPOS_LSB			0
156 #define JZ_LCD_XYP01_YPOS_LSB			16
157 
158 #define JZ_LCD_SIZE01_WIDTH_LSB			0
159 #define JZ_LCD_SIZE01_HEIGHT_LSB		16
160 
161 #endif /* DRIVERS_GPU_DRM_INGENIC_INGENIC_DRM_H */
162