root/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h

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INCLUDED FROM


   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Copyright 2015 Freescale Semiconductor, Inc.
   4  *
   5  * Freescale DCU drm device driver
   6  */
   7 
   8 #ifndef __FSL_DCU_DRM_DRV_H__
   9 #define __FSL_DCU_DRM_DRV_H__
  10 
  11 #include <drm/drm_encoder.h>
  12 
  13 #include "fsl_dcu_drm_crtc.h"
  14 #include "fsl_dcu_drm_output.h"
  15 #include "fsl_dcu_drm_plane.h"
  16 
  17 #define DCU_DCU_MODE                    0x0010
  18 #define DCU_MODE_BLEND_ITER(x)          ((x) << 20)
  19 #define DCU_MODE_RASTER_EN              BIT(14)
  20 #define DCU_MODE_DCU_MODE(x)            (x)
  21 #define DCU_MODE_DCU_MODE_MASK          0x03
  22 #define DCU_MODE_OFF                    0
  23 #define DCU_MODE_NORMAL                 1
  24 #define DCU_MODE_TEST                   2
  25 #define DCU_MODE_COLORBAR               3
  26 
  27 #define DCU_BGND                        0x0014
  28 #define DCU_BGND_R(x)                   ((x) << 16)
  29 #define DCU_BGND_G(x)                   ((x) << 8)
  30 #define DCU_BGND_B(x)                   (x)
  31 
  32 #define DCU_DISP_SIZE                   0x0018
  33 #define DCU_DISP_SIZE_DELTA_Y(x)        ((x) << 16)
  34 /*Regisiter value 1/16 of horizontal resolution*/
  35 #define DCU_DISP_SIZE_DELTA_X(x)        ((x) >> 4)
  36 
  37 #define DCU_HSYN_PARA                   0x001c
  38 #define DCU_HSYN_PARA_BP(x)             ((x) << 22)
  39 #define DCU_HSYN_PARA_PW(x)             ((x) << 11)
  40 #define DCU_HSYN_PARA_FP(x)             (x)
  41 
  42 #define DCU_VSYN_PARA                   0x0020
  43 #define DCU_VSYN_PARA_BP(x)             ((x) << 22)
  44 #define DCU_VSYN_PARA_PW(x)             ((x) << 11)
  45 #define DCU_VSYN_PARA_FP(x)             (x)
  46 
  47 #define DCU_SYN_POL                     0x0024
  48 #define DCU_SYN_POL_INV_PXCK            BIT(6)
  49 #define DCU_SYN_POL_NEG                 BIT(5)
  50 #define DCU_SYN_POL_INV_VS_LOW          BIT(1)
  51 #define DCU_SYN_POL_INV_HS_LOW          BIT(0)
  52 
  53 #define DCU_THRESHOLD                   0x0028
  54 #define DCU_THRESHOLD_LS_BF_VS(x)       ((x) << 16)
  55 #define DCU_THRESHOLD_OUT_BUF_HIGH(x)   ((x) << 8)
  56 #define DCU_THRESHOLD_OUT_BUF_LOW(x)    (x)
  57 #define BF_VS_VAL                       0x03
  58 #define BUF_MAX_VAL                     0x78
  59 #define BUF_MIN_VAL                     0x0a
  60 
  61 #define DCU_INT_STATUS                  0x002C
  62 #define DCU_INT_STATUS_VSYNC            BIT(0)
  63 #define DCU_INT_STATUS_UNDRUN           BIT(1)
  64 #define DCU_INT_STATUS_LSBFVS           BIT(2)
  65 #define DCU_INT_STATUS_VBLANK           BIT(3)
  66 #define DCU_INT_STATUS_CRCREADY         BIT(4)
  67 #define DCU_INT_STATUS_CRCOVERFLOW      BIT(5)
  68 #define DCU_INT_STATUS_P1FIFOLO         BIT(6)
  69 #define DCU_INT_STATUS_P1FIFOHI         BIT(7)
  70 #define DCU_INT_STATUS_P2FIFOLO         BIT(8)
  71 #define DCU_INT_STATUS_P2FIFOHI         BIT(9)
  72 #define DCU_INT_STATUS_PROGEND          BIT(10)
  73 #define DCU_INT_STATUS_IPMERROR         BIT(11)
  74 #define DCU_INT_STATUS_LYRTRANS         BIT(12)
  75 #define DCU_INT_STATUS_DMATRANS         BIT(14)
  76 #define DCU_INT_STATUS_P3FIFOLO         BIT(16)
  77 #define DCU_INT_STATUS_P3FIFOHI         BIT(17)
  78 #define DCU_INT_STATUS_P4FIFOLO         BIT(18)
  79 #define DCU_INT_STATUS_P4FIFOHI         BIT(19)
  80 #define DCU_INT_STATUS_P1EMPTY          BIT(26)
  81 #define DCU_INT_STATUS_P2EMPTY          BIT(27)
  82 #define DCU_INT_STATUS_P3EMPTY          BIT(28)
  83 #define DCU_INT_STATUS_P4EMPTY          BIT(29)
  84 
  85 #define DCU_INT_MASK                    0x0030
  86 #define DCU_INT_MASK_VSYNC              BIT(0)
  87 #define DCU_INT_MASK_UNDRUN             BIT(1)
  88 #define DCU_INT_MASK_LSBFVS             BIT(2)
  89 #define DCU_INT_MASK_VBLANK             BIT(3)
  90 #define DCU_INT_MASK_CRCREADY           BIT(4)
  91 #define DCU_INT_MASK_CRCOVERFLOW        BIT(5)
  92 #define DCU_INT_MASK_P1FIFOLO           BIT(6)
  93 #define DCU_INT_MASK_P1FIFOHI           BIT(7)
  94 #define DCU_INT_MASK_P2FIFOLO           BIT(8)
  95 #define DCU_INT_MASK_P2FIFOHI           BIT(9)
  96 #define DCU_INT_MASK_PROGEND            BIT(10)
  97 #define DCU_INT_MASK_IPMERROR           BIT(11)
  98 #define DCU_INT_MASK_LYRTRANS           BIT(12)
  99 #define DCU_INT_MASK_DMATRANS           BIT(14)
 100 #define DCU_INT_MASK_P3FIFOLO           BIT(16)
 101 #define DCU_INT_MASK_P3FIFOHI           BIT(17)
 102 #define DCU_INT_MASK_P4FIFOLO           BIT(18)
 103 #define DCU_INT_MASK_P4FIFOHI           BIT(19)
 104 #define DCU_INT_MASK_P1EMPTY            BIT(26)
 105 #define DCU_INT_MASK_P2EMPTY            BIT(27)
 106 #define DCU_INT_MASK_P3EMPTY            BIT(28)
 107 #define DCU_INT_MASK_P4EMPTY            BIT(29)
 108 
 109 #define DCU_DIV_RATIO                   0x0054
 110 
 111 #define DCU_UPDATE_MODE                 0x00cc
 112 #define DCU_UPDATE_MODE_MODE            BIT(31)
 113 #define DCU_UPDATE_MODE_READREG         BIT(30)
 114 
 115 #define DCU_DCFB_MAX                    0x300
 116 
 117 #define DCU_CTRLDESCLN(layer, reg)      (0x200 + (reg - 1) * 4 + (layer) * 0x40)
 118 
 119 #define DCU_LAYER_HEIGHT(x)             ((x) << 16)
 120 #define DCU_LAYER_WIDTH(x)              (x)
 121 
 122 #define DCU_LAYER_POSY(x)               ((x) << 16)
 123 #define DCU_LAYER_POSX(x)               (x)
 124 
 125 #define DCU_LAYER_EN                    BIT(31)
 126 #define DCU_LAYER_TILE_EN               BIT(30)
 127 #define DCU_LAYER_DATA_SEL_CLUT         BIT(29)
 128 #define DCU_LAYER_SAFETY_EN             BIT(28)
 129 #define DCU_LAYER_TRANS(x)              ((x) << 20)
 130 #define DCU_LAYER_BPP(x)                ((x) << 16)
 131 #define DCU_LAYER_RLE_EN                BIT(15)
 132 #define DCU_LAYER_LUOFFS(x)             ((x) << 4)
 133 #define DCU_LAYER_BB_ON                 BIT(2)
 134 #define DCU_LAYER_AB_NONE               0
 135 #define DCU_LAYER_AB_CHROMA_KEYING      1
 136 #define DCU_LAYER_AB_WHOLE_FRAME        2
 137 
 138 #define DCU_LAYER_CKMAX_R(x)            ((x) << 16)
 139 #define DCU_LAYER_CKMAX_G(x)            ((x) << 8)
 140 #define DCU_LAYER_CKMAX_B(x)            (x)
 141 
 142 #define DCU_LAYER_CKMIN_R(x)            ((x) << 16)
 143 #define DCU_LAYER_CKMIN_G(x)            ((x) << 8)
 144 #define DCU_LAYER_CKMIN_B(x)            (x)
 145 
 146 #define DCU_LAYER_TILE_VER(x)           ((x) << 16)
 147 #define DCU_LAYER_TILE_HOR(x)           (x)
 148 
 149 #define DCU_LAYER_FG_FCOLOR(x)          (x)
 150 
 151 #define DCU_LAYER_BG_BCOLOR(x)          (x)
 152 
 153 #define DCU_LAYER_POST_SKIP(x)          ((x) << 16)
 154 #define DCU_LAYER_PRE_SKIP(x)           (x)
 155 
 156 #define FSL_DCU_RGB565                  4
 157 #define FSL_DCU_RGB888                  5
 158 #define FSL_DCU_ARGB8888                6
 159 #define FSL_DCU_ARGB1555                11
 160 #define FSL_DCU_ARGB4444                12
 161 #define FSL_DCU_YUV422                  14
 162 
 163 #define VF610_LAYER_REG_NUM             9
 164 #define LS1021A_LAYER_REG_NUM           10
 165 
 166 struct clk;
 167 struct device;
 168 struct drm_device;
 169 
 170 struct fsl_dcu_soc_data {
 171         const char *name;
 172         /*total layer number*/
 173         unsigned int total_layer;
 174         /*max layer number DCU supported*/
 175         unsigned int max_layer;
 176         unsigned int layer_regs;
 177 };
 178 
 179 struct fsl_dcu_drm_device {
 180         struct device *dev;
 181         struct device_node *np;
 182         struct regmap *regmap;
 183         int irq;
 184         struct clk *clk;
 185         struct clk *pix_clk;
 186         struct fsl_tcon *tcon;
 187         /*protects hardware register*/
 188         spinlock_t irq_lock;
 189         struct drm_device *drm;
 190         struct drm_crtc crtc;
 191         struct drm_encoder encoder;
 192         struct fsl_dcu_drm_connector connector;
 193         const struct fsl_dcu_soc_data *soc;
 194 };
 195 
 196 int fsl_dcu_drm_modeset_init(struct fsl_dcu_drm_device *fsl_dev);
 197 
 198 #endif /* __FSL_DCU_DRM_DRV_H__ */

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