ASoC: Add support for CS42L56 CODEC

This patch adds support for the Cirrus Logic Low Power Stereo I2C CODEC

Signed-off-by: Brian Austin <brian.austin@cirrus.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Brian Austin 2014-05-05 15:09:08 -05:00 committed by Mark Brown
parent eba17e6868
commit 272b5edd3b
5 changed files with 1657 additions and 0 deletions

48
include/sound/cs42l56.h Normal file
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@ -0,0 +1,48 @@
/*
* linux/sound/cs42l56.h -- Platform data for CS42L56
*
* Copyright (c) 2014 Cirrus Logic Inc.
*
* 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 __CS42L56_H
#define __CS42L56_H
struct cs42l56_platform_data {
/* GPIO for Reset */
unsigned int gpio_nreset;
/* MICBIAS Level. Check datasheet Pg48 */
unsigned int micbias_lvl;
/* Analog Input 1A Reference 0=Single 1=Pseudo-Differential */
unsigned int ain1a_ref_cfg;
/* Analog Input 2A Reference 0=Single 1=Pseudo-Differential */
unsigned int ain2a_ref_cfg;
/* Analog Input 1B Reference 0=Single 1=Pseudo-Differential */
unsigned int ain1b_ref_cfg;
/* Analog Input 2B Reference 0=Single 1=Pseudo-Differential */
unsigned int ain2b_ref_cfg;
/* Charge Pump Freq. Check datasheet Pg62 */
unsigned int chgfreq;
/* HighPass Filter Right Channel Corner Frequency */
unsigned int hpfb_freq;
/* HighPass Filter Left Channel Corner Frequency */
unsigned int hpfa_freq;
/* Adaptive Power Control for LO/HP */
unsigned int adaptive_pwr;
};
#endif /* __CS42L56_H */

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@ -41,6 +41,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_CQ0093VC if MFD_DAVINCI_VOICECODEC
select SND_SOC_CS42L51_I2C if I2C
select SND_SOC_CS42L52 if I2C && INPUT
select SND_SOC_CS42L56 if I2C && INPUT
select SND_SOC_CS42L73 if I2C
select SND_SOC_CS4270 if I2C
select SND_SOC_CS4271 if SND_SOC_I2C_AND_SPI
@ -288,6 +289,10 @@ config SND_SOC_CS42L52
tristate "Cirrus Logic CS42L52 CODEC"
depends on I2C && INPUT
config SND_SOC_CS42L56
tristate "Cirrus Logic CS42L56 CODEC"
depends on I2C && INPUT
config SND_SOC_CS42L73
tristate "Cirrus Logic CS42L73 CODEC"
depends on I2C

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@ -28,6 +28,7 @@ snd-soc-cq93vc-objs := cq93vc.o
snd-soc-cs42l51-objs := cs42l51.o
snd-soc-cs42l51-i2c-objs := cs42l51-i2c.o
snd-soc-cs42l52-objs := cs42l52.o
snd-soc-cs42l56-objs := cs42l56.o
snd-soc-cs42l73-objs := cs42l73.o
snd-soc-cs4270-objs := cs4270.o
snd-soc-cs4271-objs := cs4271.o
@ -180,6 +181,7 @@ obj-$(CONFIG_SND_SOC_CQ0093VC) += snd-soc-cq93vc.o
obj-$(CONFIG_SND_SOC_CS42L51) += snd-soc-cs42l51.o
obj-$(CONFIG_SND_SOC_CS42L51_I2C) += snd-soc-cs42l51-i2c.o
obj-$(CONFIG_SND_SOC_CS42L52) += snd-soc-cs42l52.o
obj-$(CONFIG_SND_SOC_CS42L56) += snd-soc-cs42l56.o
obj-$(CONFIG_SND_SOC_CS42L73) += snd-soc-cs42l73.o
obj-$(CONFIG_SND_SOC_CS4270) += snd-soc-cs4270.o
obj-$(CONFIG_SND_SOC_CS4271) += snd-soc-cs4271.o

1427
sound/soc/codecs/cs42l56.c Normal file

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175
sound/soc/codecs/cs42l56.h Normal file
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/*
* cs42l52.h -- CS42L56 ALSA SoC audio driver
*
* Copyright 2014 CirrusLogic, Inc.
*
* Author: Brian Austin <brian.austin@cirrus.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 __CS42L56_H__
#define __CS42L56_H__
#define CS42L56_CHIP_ID_1 0x01
#define CS42L56_CHIP_ID_2 0x02
#define CS42L56_PWRCTL_1 0x03
#define CS42L56_PWRCTL_2 0x04
#define CS42L56_CLKCTL_1 0x05
#define CS42L56_CLKCTL_2 0x06
#define CS42L56_SERIAL_FMT 0x07
#define CS42L56_CLASSH_CTL 0x08
#define CS42L56_MISC_CTL 0x09
#define CS42L56_INT_STATUS 0x0a
#define CS42L56_PLAYBACK_CTL 0x0b
#define CS42L56_DSP_MUTE_CTL 0x0c
#define CS42L56_ADCA_MIX_VOLUME 0x0d
#define CS42L56_ADCB_MIX_VOLUME 0x0e
#define CS42L56_PCMA_MIX_VOLUME 0x0f
#define CS42L56_PCMB_MIX_VOLUME 0x10
#define CS42L56_ANAINPUT_ADV_VOLUME 0x11
#define CS42L56_DIGINPUT_ADV_VOLUME 0x12
#define CS42L56_MASTER_A_VOLUME 0x13
#define CS42L56_MASTER_B_VOLUME 0x14
#define CS42L56_BEEP_FREQ_ONTIME 0x15
#define CS42L56_BEEP_FREQ_OFFTIME 0x16
#define CS42L56_BEEP_TONE_CFG 0x17
#define CS42L56_TONE_CTL 0x18
#define CS42L56_CHAN_MIX_SWAP 0x19
#define CS42L56_AIN_REFCFG_ADC_MUX 0x1a
#define CS42L56_HPF_CTL 0x1b
#define CS42L56_MISC_ADC_CTL 0x1c
#define CS42L56_GAIN_BIAS_CTL 0x1d
#define CS42L56_PGAA_MUX_VOLUME 0x1e
#define CS42L56_PGAB_MUX_VOLUME 0x1f
#define CS42L56_ADCA_ATTENUATOR 0x20
#define CS42L56_ADCB_ATTENUATOR 0x21
#define CS42L56_ALC_EN_ATTACK_RATE 0x22
#define CS42L56_ALC_RELEASE_RATE 0x23
#define CS42L56_ALC_THRESHOLD 0x24
#define CS42L56_NOISE_GATE_CTL 0x25
#define CS42L56_ALC_LIM_SFT_ZC 0x26
#define CS42L56_AMUTE_HPLO_MUX 0x27
#define CS42L56_HPA_VOLUME 0x28
#define CS42L56_HPB_VOLUME 0x29
#define CS42L56_LOA_VOLUME 0x2a
#define CS42L56_LOB_VOLUME 0x2b
#define CS42L56_LIM_THRESHOLD_CTL 0x2c
#define CS42L56_LIM_CTL_RELEASE_RATE 0x2d
#define CS42L56_LIM_ATTACK_RATE 0x2e
/* Device ID and Rev ID Masks */
#define CS42L56_DEVID 0x56
#define CS42L56_CHIP_ID_MASK 0xff
#define CS42L56_AREV_MASK 0x1c
#define CS42L56_MTLREV_MASK 0x03
/* Power bit masks */
#define CS42L56_PDN_ALL_MASK 0x01
#define CS42L56_PDN_ADCA_MASK 0x02
#define CS42L56_PDN_ADCB_MASK 0x04
#define CS42L56_PDN_CHRG_MASK 0x08
#define CS42L56_PDN_BIAS_MASK 0x10
#define CS42L56_PDN_VBUF_MASK 0x20
#define CS42L56_PDN_LOA_MASK 0x03
#define CS42L56_PDN_LOB_MASK 0x0c
#define CS42L56_PDN_HPA_MASK 0x30
#define CS42L56_PDN_HPB_MASK 0xc0
/* serial port and clk masks */
#define CS42L56_MASTER_MODE 1
#define CS42L56_SLAVE_MODE 0
#define CS42L56_MS_MODE_MASK 0x40
#define CS42L56_SCLK_INV 1
#define CS42L56_SCLK_INV_MASK 0x20
#define CS42L56_SCLK_MCLK_MASK 0x18
#define CS42L56_MCLK_PREDIV_MASK 0x04
#define CS42L56_MCLK_DIV2_MASK 0x02
#define CS42L56_MCLK_DIS_MASK 0x01
#define CS42L56_CLK_AUTO_MASK 0x20
#define CS42L56_CLK_RATIO_MASK 0x1f
#define CS42L56_DIG_FMT_I2S 0
#define CS42L56_DIG_FMT_LEFT_J 1
#define CS42L56_DIG_FMT_MASK 0x08
/* Class H and misc ctl masks */
#define CS42L56_ADAPT_PWR_MASK 0xc0
#define CS42L56_CHRG_FREQ_MASK 0x0f
#define CS42L56_DIG_MUX_MASK 0x80
#define CS42L56_ANLGSFT_MASK 0x10
#define CS42L56_ANLGZC_MASK 0x08
#define CS42L56_DIGSFT_MASK 0x04
#define CS42L56_FREEZE_MASK 0x01
#define CS42L56_MIC_BIAS_MASK 0x03
#define CS42L56_HPFA_FREQ_MASK 0x03
#define CS42L56_HPFB_FREQ_MASK 0xc0
#define CS42L56_AIN1A_REF_MASK 0x10
#define CS42L56_AIN2A_REF_MASK 0x40
#define CS42L56_AIN1B_REF_MASK 0x20
#define CS42L56_AIN2B_REF_MASK 0x80
/* Playback Capture ctl masks */
#define CS42L56_PDN_DSP_MASK 0x80
#define CS42L56_DEEMPH_MASK 0x40
#define CS42L56_PLYBCK_GANG_MASK 0x10
#define CS42L56_PCM_INV_MASK 0x0c
#define CS42L56_MUTE 1
#define CS42L56_UNMUTE 0
#define CS42L56_ADCAMIX_MUTE_MASK 0x40
#define CS42L56_ADCBMIX_MUTE_MASK 0x80
#define CS42L56_PCMAMIX_MUTE_MASK 0x10
#define CS42L56_PCMBMIX_MUTE_MASK 0x20
#define CS42L56_MSTB_MUTE_MASK 0x02
#define CS42L56_MSTA_MUTE_MASK 0x01
#define CS42L56_ADCA_MUTE_MASK 0x01
#define CS42L56_ADCB_MUTE_MASK 0x02
#define CS42L56_HP_MUTE_MASK 0x80
#define CS42L56_LO_MUTE_MASK 0x80
/* Beep masks */
#define CS42L56_BEEP_FREQ_MASK 0xf0
#define CS42L56_BEEP_ONTIME_MASK 0x0f
#define CS42L56_BEEP_OFFTIME_MASK 0xe0
#define CS42L56_BEEP_CFG_MASK 0xc0
#define CS42L56_BEEP_TREBCF_MASK 0x18
#define CS42L56_BEEP_BASSCF_MASK 0x06
#define CS42L56_BEEP_TCEN_MASK 0x01
#define CS42L56_BEEP_RATE_SHIFT 4
#define CS42L56_BEEP_EN_MASK 0x3f
/* Supported MCLKS */
#define CS42L56_MCLK_5P6448MHZ 5644800
#define CS42L56_MCLK_6MHZ 6000000
#define CS42L56_MCLK_6P144MHZ 6144000
#define CS42L56_MCLK_11P2896MHZ 11289600
#define CS42L56_MCLK_12MHZ 12000000
#define CS42L56_MCLK_12P288MHZ 12288000
#define CS42L56_MCLK_22P5792MHZ 22579200
#define CS42L56_MCLK_24MHZ 24000000
#define CS42L56_MCLK_24P576MHZ 24576000
/* Clock ratios */
#define CS42L56_MCLK_LRCLK_128 0x08
#define CS42L56_MCLK_LRCLK_125 0x09
#define CS42L56_MCLK_LRCLK_136 0x0b
#define CS42L56_MCLK_LRCLK_192 0x0c
#define CS42L56_MCLK_LRCLK_187P5 0x0d
#define CS42L56_MCLK_LRCLK_256 0x10
#define CS42L56_MCLK_LRCLK_250 0x11
#define CS42L56_MCLK_LRCLK_272 0x13
#define CS42L56_MCLK_LRCLK_384 0x14
#define CS42L56_MCLK_LRCLK_375 0x15
#define CS42L56_MCLK_LRCLK_512 0x18
#define CS42L56_MCLK_LRCLK_500 0x19
#define CS42L56_MCLK_LRCLK_544 0x1b
#define CS42L56_MCLK_LRCLK_750 0x1c
#define CS42L56_MCLK_LRCLK_768 0x1d
#define CS42L56_MAX_REGISTER 0x34
#endif