linux/sound/soc/codecs/rt5670-dsp.h
Bard Liao 5e8351de74 ASoC: add RT5670 CODEC driver
This patch adds a minimum support of Realtek ALC5670 codec.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
2014-07-02 20:49:25 +01:00

54 lines
1.7 KiB
C

/*
* rt5670-dsp.h -- RT5670 ALSA SoC DSP driver
*
* Copyright 2014 Realtek Microelectronics
* Author: Bard Liao <bardliao@realtek.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 __RT5670_DSP_H__
#define __RT5670_DSP_H__
#define RT5670_DSP_CTRL1 0xe0
#define RT5670_DSP_CTRL2 0xe1
#define RT5670_DSP_CTRL3 0xe2
#define RT5670_DSP_CTRL4 0xe3
#define RT5670_DSP_CTRL5 0xe4
/* DSP Control 1 (0xe0) */
#define RT5670_DSP_CMD_MASK (0xff << 8)
#define RT5670_DSP_CMD_PE (0x0d << 8) /* Patch Entry */
#define RT5670_DSP_CMD_MW (0x3b << 8) /* Memory Write */
#define RT5670_DSP_CMD_MR (0x37 << 8) /* Memory Read */
#define RT5670_DSP_CMD_RR (0x60 << 8) /* Register Read */
#define RT5670_DSP_CMD_RW (0x68 << 8) /* Register Write */
#define RT5670_DSP_REG_DATHI (0x26 << 8) /* High Data Addr */
#define RT5670_DSP_REG_DATLO (0x25 << 8) /* Low Data Addr */
#define RT5670_DSP_CLK_MASK (0x3 << 6)
#define RT5670_DSP_CLK_SFT 6
#define RT5670_DSP_CLK_768K (0x0 << 6)
#define RT5670_DSP_CLK_384K (0x1 << 6)
#define RT5670_DSP_CLK_192K (0x2 << 6)
#define RT5670_DSP_CLK_96K (0x3 << 6)
#define RT5670_DSP_BUSY_MASK (0x1 << 5)
#define RT5670_DSP_RW_MASK (0x1 << 4)
#define RT5670_DSP_DL_MASK (0x3 << 2)
#define RT5670_DSP_DL_0 (0x0 << 2)
#define RT5670_DSP_DL_1 (0x1 << 2)
#define RT5670_DSP_DL_2 (0x2 << 2)
#define RT5670_DSP_DL_3 (0x3 << 2)
#define RT5670_DSP_I2C_AL_16 (0x1 << 1)
#define RT5670_DSP_CMD_EN (0x1)
struct rt5670_dsp_param {
u16 cmd_fmt;
u16 addr;
u16 data;
u8 cmd;
};
#endif /* __RT5670_DSP_H__ */