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
  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
  34 #define JZ_LCD_CFG_SLCD                         BIT(31)
  35 #define JZ_LCD_CFG_PS_DISABLE                   BIT(23)
  36 #define JZ_LCD_CFG_CLS_DISABLE                  BIT(22)
  37 #define JZ_LCD_CFG_SPL_DISABLE                  BIT(21)
  38 #define JZ_LCD_CFG_REV_DISABLE                  BIT(20)
  39 #define JZ_LCD_CFG_HSYNCM                       BIT(19)
  40 #define JZ_LCD_CFG_PCLKM                        BIT(18)
  41 #define JZ_LCD_CFG_INV                          BIT(17)
  42 #define JZ_LCD_CFG_SYNC_DIR                     BIT(16)
  43 #define JZ_LCD_CFG_PS_POLARITY                  BIT(15)
  44 #define JZ_LCD_CFG_CLS_POLARITY                 BIT(14)
  45 #define JZ_LCD_CFG_SPL_POLARITY                 BIT(13)
  46 #define JZ_LCD_CFG_REV_POLARITY                 BIT(12)
  47 #define JZ_LCD_CFG_HSYNC_ACTIVE_LOW             BIT(11)
  48 #define JZ_LCD_CFG_PCLK_FALLING_EDGE            BIT(10)
  49 #define JZ_LCD_CFG_DE_ACTIVE_LOW                BIT(9)
  50 #define JZ_LCD_CFG_VSYNC_ACTIVE_LOW             BIT(8)
  51 #define JZ_LCD_CFG_18_BIT                       BIT(7)
  52 #define JZ_LCD_CFG_PDW                          (BIT(5) | BIT(4))
  53
  54 #define JZ_LCD_CFG_MODE_GENERIC_16BIT           0
  55 #define JZ_LCD_CFG_MODE_GENERIC_18BIT           BIT(7)
  56 #define JZ_LCD_CFG_MODE_GENERIC_24BIT           BIT(6)
  57
  58 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_1           1
  59 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_2           2
  60 #define JZ_LCD_CFG_MODE_SPECIAL_TFT_3           3
  61
  62 #define JZ_LCD_CFG_MODE_TV_OUT_P                4
  63 #define JZ_LCD_CFG_MODE_TV_OUT_I                6
  64
  65 #define JZ_LCD_CFG_MODE_SINGLE_COLOR_STN        8
  66 #define JZ_LCD_CFG_MODE_SINGLE_MONOCHROME_STN   9
  67 #define JZ_LCD_CFG_MODE_DUAL_COLOR_STN          10
  68 #define JZ_LCD_CFG_MODE_DUAL_MONOCHROME_STN     11
  69
  70 #define JZ_LCD_CFG_MODE_8BIT_SERIAL             12
  71 #define JZ_LCD_CFG_MODE_LCM                     13
  72
  73 #define JZ_LCD_VSYNC_VPS_OFFSET                 16
  74 #define JZ_LCD_VSYNC_VPE_OFFSET                 0
  75
  76 #define JZ_LCD_HSYNC_HPS_OFFSET                 16
  77 #define JZ_LCD_HSYNC_HPE_OFFSET                 0
  78
  79 #define JZ_LCD_VAT_HT_OFFSET                    16
  80 #define JZ_LCD_VAT_VT_OFFSET                    0
  81
  82 #define JZ_LCD_DAH_HDS_OFFSET                   16
  83 #define JZ_LCD_DAH_HDE_OFFSET                   0
  84
  85 #define JZ_LCD_DAV_VDS_OFFSET                   16
  86 #define JZ_LCD_DAV_VDE_OFFSET                   0
  87
  88 #define JZ_LCD_CTRL_BURST_4                     (0x0 << 28)
  89 #define JZ_LCD_CTRL_BURST_8                     (0x1 << 28)
  90 #define JZ_LCD_CTRL_BURST_16                    (0x2 << 28)
  91 #define JZ_LCD_CTRL_RGB555                      BIT(27)
  92 #define JZ_LCD_CTRL_OFUP                        BIT(26)
  93 #define JZ_LCD_CTRL_FRC_GRAYSCALE_16            (0x0 << 24)
  94 #define JZ_LCD_CTRL_FRC_GRAYSCALE_4             (0x1 << 24)
  95 #define JZ_LCD_CTRL_FRC_GRAYSCALE_2             (0x2 << 24)
  96 #define JZ_LCD_CTRL_PDD_MASK                    (0xff << 16)
  97 #define JZ_LCD_CTRL_EOF_IRQ                     BIT(13)
  98 #define JZ_LCD_CTRL_SOF_IRQ                     BIT(12)
  99 #define JZ_LCD_CTRL_OFU_IRQ                     BIT(11)
 100 #define JZ_LCD_CTRL_IFU0_IRQ                    BIT(10)
 101 #define JZ_LCD_CTRL_IFU1_IRQ                    BIT(9)
 102 #define JZ_LCD_CTRL_DD_IRQ                      BIT(8)
 103 #define JZ_LCD_CTRL_QDD_IRQ                     BIT(7)
 104 #define JZ_LCD_CTRL_REVERSE_ENDIAN              BIT(6)
 105 #define JZ_LCD_CTRL_LSB_FISRT                   BIT(5)
 106 #define JZ_LCD_CTRL_DISABLE                     BIT(4)
 107 #define JZ_LCD_CTRL_ENABLE                      BIT(3)
 108 #define JZ_LCD_CTRL_BPP_1                       0x0
 109 #define JZ_LCD_CTRL_BPP_2                       0x1
 110 #define JZ_LCD_CTRL_BPP_4                       0x2
 111 #define JZ_LCD_CTRL_BPP_8                       0x3
 112 #define JZ_LCD_CTRL_BPP_15_16                   0x4
 113 #define JZ_LCD_CTRL_BPP_18_24                   0x5
 114 #define JZ_LCD_CTRL_BPP_MASK                    (JZ_LCD_CTRL_RGB555 | 0x7)
 115
 116 #define JZ_LCD_CMD_SOF_IRQ                      BIT(31)
 117 #define JZ_LCD_CMD_EOF_IRQ                      BIT(30)
 118 #define JZ_LCD_CMD_ENABLE_PAL                   BIT(28)
 119
 120 #define JZ_LCD_SYNC_MASK                        0x3ff
 121
 122 #define JZ_LCD_STATE_EOF_IRQ                    BIT(5)
 123 #define JZ_LCD_STATE_SOF_IRQ                    BIT(4)
 124 #define JZ_LCD_STATE_DISABLED                   BIT(0)
 125
 126 #endif /* DRIVERS_GPU_DRM_INGENIC_INGENIC_DRM_H */