drivers/media/platform/s5p-jpeg/jpeg-regs.h

   1 /* linux/drivers/media/platform/s5p-jpeg/jpeg-regs.h
   2  *
   3  * Register definition file for Samsung JPEG codec driver
   4  *
   5  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
   6  *              http://www.samsung.com
   7  *
   8  * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  */
  14
  15 #ifndef JPEG_REGS_H_
  16 #define JPEG_REGS_H_
  17
  18 /* JPEG mode register */
  19 #define S5P_JPGMOD                      0x00
  20 #define S5P_PROC_MODE_MASK              (0x1 << 3)
  21 #define S5P_PROC_MODE_DECOMPR           (0x1 << 3)
  22 #define S5P_PROC_MODE_COMPR             (0x0 << 3)
  23 #define S5P_SUBSAMPLING_MODE_MASK       0x7
  24 #define S5P_SUBSAMPLING_MODE_444        (0x0 << 0)
  25 #define S5P_SUBSAMPLING_MODE_422        (0x1 << 0)
  26 #define S5P_SUBSAMPLING_MODE_420        (0x2 << 0)
  27 #define S5P_SUBSAMPLING_MODE_GRAY       (0x3 << 0)
  28
  29 /* JPEG operation status register */
  30 #define S5P_JPGOPR                      0x04
  31
  32 /* Quantization tables*/
  33 #define S5P_JPG_QTBL                    0x08
  34 #define S5P_QT_NUMt_SHIFT(t)            (((t) - 1) << 1)
  35 #define S5P_QT_NUMt_MASK(t)             (0x3 << S5P_QT_NUMt_SHIFT(t))
  36
  37 /* Huffman tables */
  38 #define S5P_JPG_HTBL                    0x0c
  39 #define S5P_HT_NUMt_AC_SHIFT(t)         (((t) << 1) - 1)
  40 #define S5P_HT_NUMt_AC_MASK(t)          (0x1 << S5P_HT_NUMt_AC_SHIFT(t))
  41
  42 #define S5P_HT_NUMt_DC_SHIFT(t)         (((t) - 1) << 1)
  43 #define S5P_HT_NUMt_DC_MASK(t)          (0x1 << S5P_HT_NUMt_DC_SHIFT(t))
  44
  45 /* JPEG restart interval register upper byte */
  46 #define S5P_JPGDRI_U                    0x10
  47
  48 /* JPEG restart interval register lower byte */
  49 #define S5P_JPGDRI_L                    0x14
  50
  51 /* JPEG vertical resolution register upper byte */
  52 #define S5P_JPGY_U                      0x18
  53
  54 /* JPEG vertical resolution register lower byte */
  55 #define S5P_JPGY_L                      0x1c
  56
  57 /* JPEG horizontal resolution register upper byte */
  58 #define S5P_JPGX_U                      0x20
  59
  60 /* JPEG horizontal resolution register lower byte */
  61 #define S5P_JPGX_L                      0x24
  62
  63 /* JPEG byte count register upper byte */
  64 #define S5P_JPGCNT_U                    0x28
  65
  66 /* JPEG byte count register middle byte */
  67 #define S5P_JPGCNT_M                    0x2c
  68
  69 /* JPEG byte count register lower byte */
  70 #define S5P_JPGCNT_L                    0x30
  71
  72 /* JPEG interrupt setting register */
  73 #define S5P_JPGINTSE                    0x34
  74 #define S5P_RSTm_INT_EN_MASK            (0x1 << 7)
  75 #define S5P_RSTm_INT_EN                 (0x1 << 7)
  76 #define S5P_DATA_NUM_INT_EN_MASK        (0x1 << 6)
  77 #define S5P_DATA_NUM_INT_EN             (0x1 << 6)
  78 #define S5P_FINAL_MCU_NUM_INT_EN_MASK   (0x1 << 5)
  79 #define S5P_FINAL_MCU_NUM_INT_EN        (0x1 << 5)
  80
  81 /* JPEG interrupt status register */
  82 #define S5P_JPGINTST                    0x38
  83 #define S5P_RESULT_STAT_SHIFT           6
  84 #define S5P_RESULT_STAT_MASK            (0x1 << S5P_RESULT_STAT_SHIFT)
  85 #define S5P_STREAM_STAT_SHIFT           5
  86 #define S5P_STREAM_STAT_MASK            (0x1 << S5P_STREAM_STAT_SHIFT)
  87
  88 /* JPEG command register */
  89 #define S5P_JPGCOM                      0x4c
  90 #define S5P_INT_RELEASE                 (0x1 << 2)
  91
  92 /* Raw image data r/w address register */
  93 #define S5P_JPG_IMGADR                  0x50
  94
  95 /* JPEG file r/w address register */
  96 #define S5P_JPG_JPGADR                  0x58
  97
  98 /* Coefficient for RGB-to-YCbCr converter register */
  99 #define S5P_JPG_COEF(n)                 (0x5c + (((n) - 1) << 2))
 100 #define S5P_COEFn_SHIFT(j)              ((3 - (j)) << 3)
 101 #define S5P_COEFn_MASK(j)               (0xff << S5P_COEFn_SHIFT(j))
 102
 103 /* JPEG color mode register */
 104 #define S5P_JPGCMOD                     0x68
 105 #define S5P_MOD_SEL_MASK                (0x7 << 5)
 106 #define S5P_MOD_SEL_422                 (0x1 << 5)
 107 #define S5P_MOD_SEL_565                 (0x2 << 5)
 108 #define S5P_MODE_Y16_MASK               (0x1 << 1)
 109 #define S5P_MODE_Y16                    (0x1 << 1)
 110
 111 /* JPEG clock control register */
 112 #define S5P_JPGCLKCON                   0x6c
 113 #define S5P_CLK_DOWN_READY              (0x1 << 1)
 114 #define S5P_POWER_ON                    (0x1 << 0)
 115
 116 /* JPEG start register */
 117 #define S5P_JSTART                      0x70
 118
 119 /* JPEG SW reset register */
 120 #define S5P_JPG_SW_RESET                0x78
 121
 122 /* JPEG timer setting register */
 123 #define S5P_JPG_TIMER_SE                0x7c
 124 #define S5P_TIMER_INT_EN_MASK           (0x1 << 31)
 125 #define S5P_TIMER_INT_EN                (0x1 << 31)
 126 #define S5P_TIMER_INIT_MASK             0x7fffffff
 127
 128 /* JPEG timer status register */
 129 #define S5P_JPG_TIMER_ST                0x80
 130 #define S5P_TIMER_INT_STAT_SHIFT        31
 131 #define S5P_TIMER_INT_STAT_MASK         (0x1 << S5P_TIMER_INT_STAT_SHIFT)
 132 #define S5P_TIMER_CNT_SHIFT             0
 133 #define S5P_TIMER_CNT_MASK              0x7fffffff
 134
 135 /* JPEG decompression output format register */
 136 #define S5P_JPG_OUTFORM                 0x88
 137 #define S5P_DEC_OUT_FORMAT_MASK         (0x1 << 0)
 138 #define S5P_DEC_OUT_FORMAT_422          (0x0 << 0)
 139 #define S5P_DEC_OUT_FORMAT_420          (0x1 << 0)
 140
 141 /* JPEG version register */
 142 #define S5P_JPG_VERSION                 0x8c
 143
 144 /* JPEG compressed stream size interrupt setting register */
 145 #define S5P_JPG_ENC_STREAM_INTSE        0x98
 146 #define S5P_ENC_STREAM_INT_MASK         (0x1 << 24)
 147 #define S5P_ENC_STREAM_INT_EN           (0x1 << 24)
 148 #define S5P_ENC_STREAM_BOUND_MASK       0xffffff
 149
 150 /* JPEG compressed stream size interrupt status register */
 151 #define S5P_JPG_ENC_STREAM_INTST        0x9c
 152 #define S5P_ENC_STREAM_INT_STAT_MASK    0x1
 153
 154 /* JPEG quantizer table register */
 155 #define S5P_JPG_QTBL_CONTENT(n)         (0x400 + (n) * 0x100)
 156
 157 /* JPEG DC Huffman table register */
 158 #define S5P_JPG_HDCTBL(n)               (0x800 + (n) * 0x400)
 159
 160 /* JPEG DC Huffman table register */
 161 #define S5P_JPG_HDCTBLG(n)              (0x840 + (n) * 0x400)
 162
 163 /* JPEG AC Huffman table register */
 164 #define S5P_JPG_HACTBL(n)               (0x880 + (n) * 0x400)
 165
 166 /* JPEG AC Huffman table register */
 167 #define S5P_JPG_HACTBLG(n)              (0x8c0 + (n) * 0x400)
 168
 169 #endif /* JPEG_REGS_H_ */
 170