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/* linux/drivers/media/video/s5p-jpeg/jpeg-regs.h
*
* Register definition file for Samsung JPEG codec driver
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef JPEG_REGS_H_
#define JPEG_REGS_H_
/* JPEG mode register */
#define S5P_JPGMOD 0x00
#define S5P_PROC_MODE_MASK (0x1 << 3)
#define S5P_PROC_MODE_DECOMPR (0x1 << 3)
#define S5P_PROC_MODE_COMPR (0x0 << 3)
#define S5P_SUBSAMPLING_MODE_MASK 0x7
#define S5P_SUBSAMPLING_MODE_444 (0x0 << 0)
#define S5P_SUBSAMPLING_MODE_422 (0x1 << 0)
#define S5P_SUBSAMPLING_MODE_420 (0x2 << 0)
#define S5P_SUBSAMPLING_MODE_GRAY (0x3 << 0)
/* JPEG operation status register */
#define S5P_JPGOPR 0x04
/* Quantization tables*/
#define S5P_JPG_QTBL 0x08
#define S5P_QT_NUMt_SHIFT(t) (((t) - 1) << 1)
#define S5P_QT_NUMt_MASK(t) (0x3 << S5P_QT_NUMt_SHIFT(t))
/* Huffman tables */
#define S5P_JPG_HTBL 0x0c
#define S5P_HT_NUMt_AC_SHIFT(t) (((t) << 1) - 1)
#define S5P_HT_NUMt_AC_MASK(t) (0x1 << S5P_HT_NUMt_AC_SHIFT(t))
#define S5P_HT_NUMt_DC_SHIFT(t) (((t) - 1) << 1)
#define S5P_HT_NUMt_DC_MASK(t) (0x1 << S5P_HT_NUMt_DC_SHIFT(t))
/* JPEG restart interval register upper byte */
#define S5P_JPGDRI_U 0x10
/* JPEG restart interval register lower byte */
#define S5P_JPGDRI_L 0x14
/* JPEG vertical resolution register upper byte */
#define S5P_JPGY_U 0x18
/* JPEG vertical resolution register lower byte */
#define S5P_JPGY_L 0x1c
/* JPEG horizontal resolution register upper byte */
#define S5P_JPGX_U 0x20
/* JPEG horizontal resolution register lower byte */
#define S5P_JPGX_L 0x24
/* JPEG byte count register upper byte */
#define S5P_JPGCNT_U 0x28
/* JPEG byte count register middle byte */
#define S5P_JPGCNT_M 0x2c
/* JPEG byte count register lower byte */
#define S5P_JPGCNT_L 0x30
/* JPEG interrupt setting register */
#define S5P_JPGINTSE 0x34
#define S5P_RSTm_INT_EN_MASK (0x1 << 7)
#define S5P_RSTm_INT_EN (0x1 << 7)
#define S5P_DATA_NUM_INT_EN_MASK (0x1 << 6)
#define S5P_DATA_NUM_INT_EN (0x1 << 6)
#define S5P_FINAL_MCU_NUM_INT_EN_MASK (0x1 << 5)
#define S5P_FINAL_MCU_NUM_INT_EN (0x1 << 5)
/* JPEG interrupt status register */
#define S5P_JPGINTST 0x38
#define S5P_RESULT_STAT_SHIFT 6
#define S5P_RESULT_STAT_MASK (0x1 << S5P_RESULT_STAT_SHIFT)
#define S5P_STREAM_STAT_SHIFT 5
#define S5P_STREAM_STAT_MASK (0x1 << S5P_STREAM_STAT_SHIFT)
/* JPEG command register */
#define S5P_JPGCOM 0x4c
#define S5P_INT_RELEASE (0x1 << 2)
/* Raw image data r/w address register */
#define S5P_JPG_IMGADR 0x50
/* JPEG file r/w address register */
#define S5P_JPG_JPGADR 0x58
/* Coefficient for RGB-to-YCbCr converter register */
#define S5P_JPG_COEF(n) (0x5c + (((n) - 1) << 2))
#define S5P_COEFn_SHIFT(j) ((3 - (j)) << 3)
#define S5P_COEFn_MASK(j) (0xff << S5P_COEFn_SHIFT(j))
/* JPEG color mode register */
#define S5P_JPGCMOD 0x68
#define S5P_MOD_SEL_MASK (0x7 << 5)
#define S5P_MOD_SEL_422 (0x1 << 5)
#define S5P_MOD_SEL_565 (0x2 << 5)
#define S5P_MODE_Y16_MASK (0x1 << 1)
#define S5P_MODE_Y16 (0x1 << 1)
/* JPEG clock control register */
#define S5P_JPGCLKCON 0x6c
#define S5P_CLK_DOWN_READY (0x1 << 1)
#define S5P_POWER_ON (0x1 << 0)
/* JPEG start register */
#define S5P_JSTART 0x70
/* JPEG SW reset register */
#define S5P_JPG_SW_RESET 0x78
/* JPEG timer setting register */
#define S5P_JPG_TIMER_SE 0x7c
#define S5P_TIMER_INT_EN_MASK (0x1 << 31)
#define S5P_TIMER_INT_EN (0x1 << 31)
#define S5P_TIMER_INIT_MASK 0x7fffffff
/* JPEG timer status register */
#define S5P_JPG_TIMER_ST 0x80
#define S5P_TIMER_INT_STAT_SHIFT 31
#define S5P_TIMER_INT_STAT_MASK (0x1 << S5P_TIMER_INT_STAT_SHIFT)
#define S5P_TIMER_CNT_SHIFT 0
#define S5P_TIMER_CNT_MASK 0x7fffffff
/* JPEG decompression output format register */
#define S5P_JPG_OUTFORM 0x88
#define S5P_DEC_OUT_FORMAT_MASK (0x1 << 0)
#define S5P_DEC_OUT_FORMAT_422 (0x0 << 0)
#define S5P_DEC_OUT_FORMAT_420 (0x1 << 0)
/* JPEG version register */
#define S5P_JPG_VERSION 0x8c
/* JPEG compressed stream size interrupt setting register */
#define S5P_JPG_ENC_STREAM_INTSE 0x98
#define S5P_ENC_STREAM_INT_MASK (0x1 << 24)
#define S5P_ENC_STREAM_INT_EN (0x1 << 24)
#define S5P_ENC_STREAM_BOUND_MASK 0xffffff
/* JPEG compressed stream size interrupt status register */
#define S5P_JPG_ENC_STREAM_INTST 0x9c
#define S5P_ENC_STREAM_INT_STAT_MASK 0x1
/* JPEG quantizer table register */
#define S5P_JPG_QTBL_CONTENT(n) (0x400 + (n) * 0x100)
/* JPEG DC Huffman table register */
#define S5P_JPG_HDCTBL(n) (0x800 + (n) * 0x400)
/* JPEG DC Huffman table register */
#define S5P_JPG_HDCTBLG(n) (0x840 + (n) * 0x400)
/* JPEG AC Huffman table register */
#define S5P_JPG_HACTBL(n) (0x880 + (n) * 0x400)
/* JPEG AC Huffman table register */
#define S5P_JPG_HACTBLG(n) (0x8c0 + (n) * 0x400)
#endif /* JPEG_REGS_H_ */
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