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Commit 5e8351de authored by Bard Liao's avatar Bard Liao Committed by Mark Brown
Browse files

ASoC: add RT5670 CODEC driver 



This patch adds a minimum support of Realtek ALC5670 codec.

Signed-off-by: default avatarBard Liao <bardliao@realtek.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent 099d334e

include/sound/rt5670.h

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+27 −0
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/*

 * linux/sound/rt5670.h -- Platform data for RT5670

 *

 * Copyright 2014 Realtek Microelectronics

 *

 * 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 __LINUX_SND_RT5670_H

#define __LINUX_SND_RT5670_H



struct rt5670_platform_data {

	int jd_mode;

	bool in2_diff;



	bool dmic_en;

	unsigned int dmic1_data_pin;

	/* 0 = GPIO6; 1 = IN2P; 3 = GPIO7*/

	unsigned int dmic2_data_pin;

	/* 0 = GPIO8; 1 = IN3N; */

	unsigned int dmic3_data_pin;

	/* 0 = GPIO9; 1 = GPIO10; 2 = GPIO5*/

};



#endif

sound/soc/codecs/Kconfig

+6 −0
Original line number Diff line number Diff line
@@ -78,6 +78,7 @@ config SND_SOC_ALL_CODECS 
	select SND_SOC_RT5640 if I2C

	select SND_SOC_RT5645 if I2C

	select SND_SOC_RT5651 if I2C

	select SND_SOC_RT5670 if I2C

	select SND_SOC_RT5677 if I2C

	select SND_SOC_SGTL5000 if I2C

	select SND_SOC_SI476X if MFD_SI476X_CORE
@@ -445,10 +446,12 @@ config SND_SOC_RL6231 
	default y if SND_SOC_RT5640=y

	default y if SND_SOC_RT5645=y

	default y if SND_SOC_RT5651=y

	default y if SND_SOC_RT5670=y

	default y if SND_SOC_RT5677=y

	default m if SND_SOC_RT5640=m

	default m if SND_SOC_RT5645=m

	default m if SND_SOC_RT5651=m

	default m if SND_SOC_RT5670=m

	default m if SND_SOC_RT5677=m



config SND_SOC_RT5631
@@ -463,6 +466,9 @@ config SND_SOC_RT5645 
config SND_SOC_RT5651

	tristate



config SND_SOC_RT5670

	tristate



config SND_SOC_RT5677

	tristate

sound/soc/codecs/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -72,6 +72,7 @@ snd-soc-rt5631-objs := rt5631.o 
snd-soc-rt5640-objs := rt5640.o

snd-soc-rt5645-objs := rt5645.o

snd-soc-rt5651-objs := rt5651.o

snd-soc-rt5670-objs := rt5670.o

snd-soc-rt5677-objs := rt5677.o

snd-soc-sgtl5000-objs := sgtl5000.o

snd-soc-alc5623-objs := alc5623.o
@@ -237,6 +238,7 @@ obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o 
obj-$(CONFIG_SND_SOC_RT5640)	+= snd-soc-rt5640.o

obj-$(CONFIG_SND_SOC_RT5645)	+= snd-soc-rt5645.o

obj-$(CONFIG_SND_SOC_RT5651)	+= snd-soc-rt5651.o

obj-$(CONFIG_SND_SOC_RT5670)	+= snd-soc-rt5670.o

obj-$(CONFIG_SND_SOC_RT5677)	+= snd-soc-rt5677.o

obj-$(CONFIG_SND_SOC_SGTL5000)  += snd-soc-sgtl5000.o

obj-$(CONFIG_SND_SOC_SIGMADSP)	+= snd-soc-sigmadsp.o

sound/soc/codecs/rt5670-dsp.h

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/*

 * 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__ */

sound/soc/codecs/rt5670.c

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