1 /* linux/drivers/media/video/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_ */ 170 171