drivers/gpu/drm/ingenic/ingenic-drm.h

   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 #include <linux/types.h>
  12
  13 #define JZ_REG_LCD_CFG                          0x00
  14 #define JZ_REG_LCD_VSYNC                        0x04
  15 #define JZ_REG_LCD_HSYNC                        0x08
  16 #define JZ_REG_LCD_VAT                          0x0C
  17 #define JZ_REG_LCD_DAH                          0x10
  18 #define JZ_REG_LCD_DAV                          0x14
  19 #define JZ_REG_LCD_PS                           0x18
  20 #define JZ_REG_LCD_CLS                          0x1C
  21 #define JZ_REG_LCD_SPL                          0x20
  22 #define JZ_REG_LCD_REV                          0x24
  23 #define JZ_REG_LCD_CTRL                         0x30
  24 #define JZ_REG_LCD_STATE                        0x34
  25 #define JZ_REG_LCD_IID                          0x38
  26 #define JZ_REG_LCD_DA0                          0x40
  27 #define JZ_REG_LCD_SA0                          0x44
  28 #define JZ_REG_LCD_FID0                         0x48
  29 #define JZ_REG_LCD_CMD0                         0x4C
  30 #define JZ_REG_LCD_DA1                          0x50
  31 #define JZ_REG_LCD_SA1                          0x54
  32 #define JZ_REG_LCD_FID1                         0x58
  33 #define JZ_REG_LCD_CMD1                         0x5C
  34 #define JZ_REG_LCD_RGBC                         0x90
  35 #define JZ_REG_LCD_OSDC                         0x100
  36 #define JZ_REG_LCD_OSDCTRL                      0x104
  37 #define JZ_REG_LCD_OSDS                         0x108
  38 #define JZ_REG_LCD_BGC                          0x10c
  39 #define JZ_REG_LCD_KEY0                         0x110
  40 #define JZ_REG_LCD_KEY1                         0x114
  41 #define JZ_REG_LCD_ALPHA                        0x118
  42 #define JZ_REG_LCD_IPUR                         0x11c
  43 #define JZ_REG_LCD_XYP0                         0x120
  44 #define JZ_REG_LCD_XYP1                         0x124
  45 #define JZ_REG_LCD_SIZE0                        0x128
  46 #define JZ_REG_LCD_SIZE1                        0x12c
  47
  48 #define JZ_LCD_CFG_SLCD                         BIT(31)
  49 #define JZ_LCD_CFG_PS_DISABLE                   BIT(23)
  50 #define JZ_LCD_CFG_CLS_DISABLE                  BIT(22)
  51 #define JZ_LCD_CFG_SPL_DISABLE                  BIT(21)
  52 #define JZ_LCD_CFG_REV_DISABLE                  BIT(20)
  53 #define JZ_LCD_CFG_HSYNCM                       BIT(19)
  54 #define JZ_LCD_CFG_PCLKM                        BIT(18)
  55 #define JZ_LCD_CFG_INV                          BIT(17)
  56 #define JZ_LCD_CFG_SYNC_DIR                     BIT(16)
  57 #define JZ_LCD_CFG_PS_POLARITY                  BIT(15)
  58 #define JZ_LCD_CFG_CLS_POLARITY                 BIT(14)
  59 #define JZ_LCD_CFG_SPL_POLARITY                 BIT(13)
  60 #define JZ_LCD_CFG_REV_POLARITY                 BIT(12)
  61 #define JZ_LCD_CFG_HSYNC_ACTIVE_LOW             BIT(11)
  62 #define JZ_LCD_CFG_PCLK_FALLING_EDGE            BIT(10)
  63 #define JZ_LCD_CFG_DE_ACTIVE_LOW                BIT(9)
  64 #define JZ_LCD_CFG_VSYNC_ACTIVE_LOW             BIT(8)
  65 #define JZ_LCD_CFG_18_BIT                       BIT(7)
  66 #define JZ_LCD_CFG_PDW                          (BIT(5) | BIT(4))
  67
  68 #define JZ_LCD_CFG_MODE_GENERIC_16BIT           0
  69 #define JZ_LCD_CFG_MODE_GENERIC_18BIT           BIT(7)
  70 #define JZ_LCD_CFG_MODE_GENERIC_24BIT           BIT(6)
  71
  72 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_1           1
  73 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_2           2
  74 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_3           3
  75
  76 #define JZ_LCD_CFG_MODE_TV_OUT_P                4
  77 #define JZ_LCD_CFG_MODE_TV_OUT_I                6
  78
  79 #define JZ_LCD_CFG_MODE_SINGLE_COLOR_STN        8
  80 #define JZ_LCD_CFG_MODE_SINGLE_MONOCHROME_STN   9
  81 #define JZ_LCD_CFG_MODE_DUAL_COLOR_STN          10
  82 #define JZ_LCD_CFG_MODE_DUAL_MONOCHROME_STN     11
  83
  84 #define JZ_LCD_CFG_MODE_8BIT_SERIAL             12
  85 #define JZ_LCD_CFG_MODE_LCM                     13
  86
  87 #define JZ_LCD_VSYNC_VPS_OFFSET                 16
  88 #define JZ_LCD_VSYNC_VPE_OFFSET                 0
  89
  90 #define JZ_LCD_HSYNC_HPS_OFFSET                 16
  91 #define JZ_LCD_HSYNC_HPE_OFFSET                 0
  92
  93 #define JZ_LCD_VAT_HT_OFFSET                    16
  94 #define JZ_LCD_VAT_VT_OFFSET                    0
  95
  96 #define JZ_LCD_DAH_HDS_OFFSET                   16
  97 #define JZ_LCD_DAH_HDE_OFFSET                   0
  98
  99 #define JZ_LCD_DAV_VDS_OFFSET                   16
 100 #define JZ_LCD_DAV_VDE_OFFSET                   0
 101
 102 #define JZ_LCD_CTRL_BURST_4                     (0x0 << 28)
 103 #define JZ_LCD_CTRL_BURST_8                     (0x1 << 28)
 104 #define JZ_LCD_CTRL_BURST_16                    (0x2 << 28)
 105 #define JZ_LCD_CTRL_RGB555                      BIT(27)
 106 #define JZ_LCD_CTRL_OFUP                        BIT(26)
 107 #define JZ_LCD_CTRL_FRC_GRAYSCALE_16            (0x0 << 24)
 108 #define JZ_LCD_CTRL_FRC_GRAYSCALE_4             (0x1 << 24)
 109 #define JZ_LCD_CTRL_FRC_GRAYSCALE_2             (0x2 << 24)
 110 #define JZ_LCD_CTRL_PDD_MASK                    (0xff << 16)
 111 #define JZ_LCD_CTRL_EOF_IRQ                     BIT(13)
 112 #define JZ_LCD_CTRL_SOF_IRQ                     BIT(12)
 113 #define JZ_LCD_CTRL_OFU_IRQ                     BIT(11)
 114 #define JZ_LCD_CTRL_IFU0_IRQ                    BIT(10)
 115 #define JZ_LCD_CTRL_IFU1_IRQ                    BIT(9)
 116 #define JZ_LCD_CTRL_DD_IRQ                      BIT(8)
 117 #define JZ_LCD_CTRL_QDD_IRQ                     BIT(7)
 118 #define JZ_LCD_CTRL_REVERSE_ENDIAN              BIT(6)
 119 #define JZ_LCD_CTRL_LSB_FISRT                   BIT(5)
 120 #define JZ_LCD_CTRL_DISABLE                     BIT(4)
 121 #define JZ_LCD_CTRL_ENABLE                      BIT(3)
 122 #define JZ_LCD_CTRL_BPP_1                       0x0
 123 #define JZ_LCD_CTRL_BPP_2                       0x1
 124 #define JZ_LCD_CTRL_BPP_4                       0x2
 125 #define JZ_LCD_CTRL_BPP_8                       0x3
 126 #define JZ_LCD_CTRL_BPP_15_16                   0x4
 127 #define JZ_LCD_CTRL_BPP_18_24                   0x5
 128 #define JZ_LCD_CTRL_BPP_24_COMP                 0x6
 129 #define JZ_LCD_CTRL_BPP_30                      0x7
 130 #define JZ_LCD_CTRL_BPP_MASK                    (JZ_LCD_CTRL_RGB555 | 0x7)
 131
 132 #define JZ_LCD_CMD_SOF_IRQ                      BIT(31)
 133 #define JZ_LCD_CMD_EOF_IRQ                      BIT(30)
 134 #define JZ_LCD_CMD_ENABLE_PAL                   BIT(28)
 135
 136 #define JZ_LCD_SYNC_MASK                        0x3ff
 137
 138 #define JZ_LCD_STATE_EOF_IRQ                    BIT(5)
 139 #define JZ_LCD_STATE_SOF_IRQ                    BIT(4)
 140 #define JZ_LCD_STATE_DISABLED                   BIT(0)
 141
 142 #define JZ_LCD_RGBC_ODD_RGB                     (0x0 << 4)
 143 #define JZ_LCD_RGBC_ODD_RBG                     (0x1 << 4)
 144 #define JZ_LCD_RGBC_ODD_GRB                     (0x2 << 4)
 145 #define JZ_LCD_RGBC_ODD_GBR                     (0x3 << 4)
 146 #define JZ_LCD_RGBC_ODD_BRG                     (0x4 << 4)
 147 #define JZ_LCD_RGBC_ODD_BGR                     (0x5 << 4)
 148 #define JZ_LCD_RGBC_EVEN_RGB                    (0x0 << 0)
 149 #define JZ_LCD_RGBC_EVEN_RBG                    (0x1 << 0)
 150 #define JZ_LCD_RGBC_EVEN_GRB                    (0x2 << 0)
 151 #define JZ_LCD_RGBC_EVEN_GBR                    (0x3 << 0)
 152 #define JZ_LCD_RGBC_EVEN_BRG                    (0x4 << 0)
 153 #define JZ_LCD_RGBC_EVEN_BGR                    (0x5 << 0)
 154
 155 #define JZ_LCD_OSDC_OSDEN                       BIT(0)
 156 #define JZ_LCD_OSDC_F0EN                        BIT(3)
 157 #define JZ_LCD_OSDC_F1EN                        BIT(4)
 158
 159 #define JZ_LCD_OSDCTRL_IPU                      BIT(15)
 160 #define JZ_LCD_OSDCTRL_RGB555                   BIT(4)
 161 #define JZ_LCD_OSDCTRL_CHANGE                   BIT(3)
 162 #define JZ_LCD_OSDCTRL_BPP_15_16                0x4
 163 #define JZ_LCD_OSDCTRL_BPP_18_24                0x5
 164 #define JZ_LCD_OSDCTRL_BPP_24_COMP              0x6
 165 #define JZ_LCD_OSDCTRL_BPP_30                   0x7
 166 #define JZ_LCD_OSDCTRL_BPP_MASK                 (JZ_LCD_OSDCTRL_RGB555 | 0x7)
 167
 168 #define JZ_LCD_OSDS_READY                       BIT(0)
 169
 170 #define JZ_LCD_IPUR_IPUREN                      BIT(31)
 171 #define JZ_LCD_IPUR_IPUR_LSB                    0
 172
 173 #define JZ_LCD_XYP01_XPOS_LSB                   0
 174 #define JZ_LCD_XYP01_YPOS_LSB                   16
 175
 176 #define JZ_LCD_SIZE01_WIDTH_LSB                 0
 177 #define JZ_LCD_SIZE01_HEIGHT_LSB                16
 178
 179 struct device;
 180 struct drm_plane;
 181 struct drm_plane_state;
 182 struct platform_driver;
 183
 184 void ingenic_drm_plane_config(struct device *dev,
 185                               struct drm_plane *plane, u32 fourcc);
 186 void ingenic_drm_plane_disable(struct device *dev, struct drm_plane *plane);
 187
 188 extern struct platform_driver *ingenic_ipu_driver_ptr;
 189
 190 #endif /* DRIVERS_GPU_DRM_INGENIC_INGENIC_DRM_H */