[alsa-devel] [PATCH v3] ASoC: Add support for cs42l73 codec

Brian Austin brian.austin at cirrus.com
Thu Oct 6 18:19:05 CEST 2011


Signed-off-by:Brian Austin <brian.austin at cirrus.com>
Signed-off-by:Georgi Vlaev <joe at nucleusys.com>

This patch adds support for Cirrus Logic CS42L73
low power stereo codec.

Applied coding style changes and added correct SoB emails
Digital mute to be implemented after more testing
---
 sound/soc/codecs/Kconfig   |    4 +
 sound/soc/codecs/Makefile  |    2 +
 sound/soc/codecs/cs42l73.c | 1076 ++++++++++++++++++++++++++++++++++++++++++++
 sound/soc/codecs/cs42l73.h |  227 ++++++++++
 4 files changed, 1309 insertions(+), 0 deletions(-)
 create mode 100644 sound/soc/codecs/cs42l73.c
 create mode 100644 sound/soc/codecs/cs42l73.h

diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 3449431..9107c48 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -28,6 +28,7 @@ config SND_SOC_ALL_CODECS
 	select SND_SOC_ALC5623 if I2C
 	select SND_SOC_CQ0093VC if MFD_DAVINCI_VOICECODEC
 	select SND_SOC_CS42L51 if I2C
+	select SND_SOC_CS42L73 if I2C
 	select SND_SOC_CS4270 if I2C
 	select SND_SOC_CS4271 if SND_SOC_I2C_AND_SPI
 	select SND_SOC_CX20442
@@ -175,6 +176,9 @@ config SND_SOC_CQ0093VC
 config SND_SOC_CS42L51
 	tristate
 
+config SND_SOC_CS42L73
+	tristate
+
 # Cirrus Logic CS4270 Codec
 config SND_SOC_CS4270
 	tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 787881b..e89e84b 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -15,6 +15,7 @@ snd-soc-ak4642-objs := ak4642.o
 snd-soc-ak4671-objs := ak4671.o
 snd-soc-cq93vc-objs := cq93vc.o
 snd-soc-cs42l51-objs := cs42l51.o
+snd-soc-cs42l73-objs := cs42l73.o
 snd-soc-cs4270-objs := cs4270.o
 snd-soc-cs4271-objs := cs4271.o
 snd-soc-cx20442-objs := cx20442.o
@@ -115,6 +116,7 @@ obj-$(CONFIG_SND_SOC_AK4671)	+= snd-soc-ak4671.o
 obj-$(CONFIG_SND_SOC_ALC5623)    += snd-soc-alc5623.o
 obj-$(CONFIG_SND_SOC_CQ0093VC) += snd-soc-cq93vc.o
 obj-$(CONFIG_SND_SOC_CS42L51)	+= snd-soc-cs42l51.o
+obj-$(CONFIG_SND_SOC_CS42L73)	+= snd-soc-cs42l73.o
 obj-$(CONFIG_SND_SOC_CS4270)	+= snd-soc-cs4270.o
 obj-$(CONFIG_SND_SOC_CS4271)	+= snd-soc-cs4271.o
 obj-$(CONFIG_SND_SOC_CX20442)	+= snd-soc-cx20442.o
diff --git a/sound/soc/codecs/cs42l73.c b/sound/soc/codecs/cs42l73.c
new file mode 100644
index 0000000..609cebf
--- /dev/null
+++ b/sound/soc/codecs/cs42l73.c
@@ -0,0 +1,1076 @@
+/*
+ * cs42l73.c  --  CS42L73 ALSA Soc Audio driver
+ *
+ * Copyright 2011 Cirrus Logic, Inc.
+ *
+ * Authors: Georgi Vlaev, Nucleus Systems Ltd, <joe at nucleusys.com>
+ *	    Brian Austin, Cirrus Logic Inc, <brian.austin at 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.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/slab.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include "cs42l73.h"
+
+struct sp_config {
+	u8 spc, mmcc, spfs;
+	u32 srate;
+};
+struct  cs42l73_private {
+	u32 sysclk;
+	u8 mclksel;
+	u32 mclk;
+	struct sp_config config[3];
+};
+
+static const u8 cs42l73_reg[] = {
+/*0*/ 0x00, 0x42, 0xA7, 0x30,
+/*4*/ 0x00, 0x00, 0xF1, 0xDF,
+/*8*/ 0x3F, 0x57, 0x53, 0x00,
+/*C*/ 0x00, 0x15, 0x00, 0x15,
+/*A*/ 0x00, 0x15, 0x00, 0x06,
+/*E*/ 0x00, 0x00, 0x00, 0x00,
+/*18*/ 0x00, 0x00, 0x00, 0x00,
+/*1C*/ 0x00, 0x00, 0x00, 0x00,
+/*20*/ 0x00, 0x00, 0x00, 0x00,
+/*24*/ 0x00, 0x00, 0x00, 0x7F,
+/*28*/ 0x00, 0x00, 0x3F, 0x00,
+/*2C*/ 0x00, 0x3F, 0x00, 0x00,
+/*30*/ 0x3F, 0x00, 0x00, 0x00,
+/*34*/ 0x18, 0x3F, 0x3F, 0x3F,
+/*38*/ 0x3F, 0x3F, 0x3F, 0x3F,
+/*3C*/ 0x3F, 0x3F, 0x3F, 0x3F,
+/*40*/ 0x3F, 0x3F, 0x3F, 0x3F,
+/*44*/ 0x3F, 0x3F, 0x3F, 0x3F,
+/*48*/ 0x3F, 0x3F, 0x3F, 0x3F,
+/*4C*/ 0x3F, 0x3F, 0x3F, 0x3F,
+/*50*/ 0x3F, 0x3F, 0x3F, 0x3F,
+/*54*/ 0x3F, 0xAA, 0x3F, 0x3F,
+/*58*/ 0x3F, 0x3F, 0x3F, 0x3F,
+/*5C*/ 0x3F, 0x3F, 0x00, 0x00,
+/*60*/ 0x00, 0x00
+};
+
+static const unsigned int hpaloa_tlv[] = {
+	TLV_DB_RANGE_HEAD(2),
+	0, 13, TLV_DB_SCALE_ITEM(-7600, 200, 0),
+	14, 75, TLV_DB_SCALE_ITEM(-4900, 100, 0),
+};
+
+static DECLARE_TLV_DB_SCALE(adc_boost_tlv, 0, 2500, 0);
+
+static DECLARE_TLV_DB_SCALE(hl_tlv, -10200, 50, 0);
+
+static DECLARE_TLV_DB_SCALE(ipd_tlv, -9600, 100, 0);
+
+static DECLARE_TLV_DB_SCALE(micpga_tlv, -600, 50, 0);
+
+static const unsigned int limiter_tlv[] = {
+	TLV_DB_RANGE_HEAD(2),
+	0, 2, TLV_DB_SCALE_ITEM(-3000, 600, 0),
+	3, 7, TLV_DB_SCALE_ITEM(-1200, 300, 0),
+};
+
+static const DECLARE_TLV_DB_SCALE(attn_tlv, -6300, 100, 1);
+
+static const char * const cs42l73_pgaa_text[] = { "Line A", "Mic 1" };
+static const char * const cs42l73_pgab_text[] = { "Line B", "Mic 2" };
+
+static const struct soc_enum pgaa_enum =
+	SOC_ENUM_SINGLE(CS42L73_ADCIPC, 3,
+		ARRAY_SIZE(cs42l73_pgaa_text), cs42l73_pgaa_text);
+
+static const struct soc_enum pgab_enum =
+	SOC_ENUM_SINGLE(CS42L73_ADCIPC, 7,
+		ARRAY_SIZE(cs42l73_pgab_text), cs42l73_pgab_text);
+
+static const struct snd_kcontrol_new pgaa_mux =
+	SOC_DAPM_ENUM("Left Analog Input Capture Mux", pgaa_enum);
+
+static const struct snd_kcontrol_new pgab_mux =
+	SOC_DAPM_ENUM("Right Analog Input Capture Mux", pgab_enum);
+
+static const char * const cs42l73_ng_delay_text[] = {
+	"50ms", "100ms", "150ms", "200ms" };
+
+static const struct soc_enum ng_delay_enum =
+	SOC_ENUM_SINGLE(CS42L73_NGCAB, 0,
+		ARRAY_SIZE(cs42l73_ng_delay_text), cs42l73_ng_delay_text);
+
+static const char * const charge_pump_freq_text[] = {
+	"0", "1", "2", "3", "4",
+	"5", "6", "7", "8", "9",
+	"10", "11", "12", "13", "14", "15" };
+
+static const struct soc_enum charge_pump_enum =
+	SOC_ENUM_SINGLE(CS42L73_CPFCHC, 4,
+		ARRAY_SIZE(charge_pump_freq_text), charge_pump_freq_text);
+
+static const char * const cs42l73_mono_mixer_text[] = {
+	"Left", "Right", "Mono Mix"};
+
+static const struct soc_enum spk_asp_mono_mixer_enum =
+	SOC_ENUM_SINGLE(CS42L73_MMIXCTL, 6,
+		ARRAY_SIZE(cs42l73_mono_mixer_text), cs42l73_mono_mixer_text);
+
+static const struct soc_enum spk_xsp_mono_mixer_enum =
+	SOC_ENUM_SINGLE(CS42L73_MMIXCTL, 4,
+		ARRAY_SIZE(cs42l73_mono_mixer_text), cs42l73_mono_mixer_text);
+
+static const struct soc_enum esl_asp_mono_mixer_enum =
+	SOC_ENUM_SINGLE(CS42L73_MMIXCTL, 2,
+		ARRAY_SIZE(cs42l73_mono_mixer_text), cs42l73_mono_mixer_text);
+
+static const struct soc_enum esl_xsp_mono_mixer_enum =
+	SOC_ENUM_SINGLE(CS42L73_MMIXCTL, 0,
+		ARRAY_SIZE(cs42l73_mono_mixer_text), cs42l73_mono_mixer_text);
+
+static const char * const cs42l73_ip_swap_text[] = {
+	"Stereo", "Mono A", "Mono B", "Swap A-B"};
+
+static const struct soc_enum ip_swap_enum =
+	SOC_ENUM_SINGLE(CS42L73_MIOPC, 6,
+		ARRAY_SIZE(cs42l73_ip_swap_text), cs42l73_ip_swap_text);
+
+static const char * const cs42l73_spo_mixer_text[] = {"Mono", "Stereo"};
+
+static const struct soc_enum vspout_mixer_enum =
+	SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 5,
+		ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
+
+static const struct soc_enum xspout_mixer_enum =
+	SOC_ENUM_SINGLE(CS42L73_MIXERCTL, 4,
+		ARRAY_SIZE(cs42l73_spo_mixer_text), cs42l73_spo_mixer_text);
+
+static const struct snd_kcontrol_new dac1_output_mixer[] = {
+	SOC_DAPM_SINGLE("Headphone Switch", CS42L73_PWRCTL3, 0, 1, 1),
+	SOC_DAPM_SINGLE("LineOut Switch", CS42L73_PWRCTL3, 1, 1, 1),
+};
+
+static const struct snd_kcontrol_new dac2_output_mixer[] = {
+	SOC_DAPM_SINGLE("Speakerphone Switch", CS42L73_PWRCTL3, 2, 1, 1),
+	SOC_DAPM_SINGLE("Speakerphone LineOut Switch", CS42L73_PWRCTL3,
+			4, 1, 1),
+	SOC_DAPM_SINGLE("EarSpeaker Switch", CS42L73_PWRCTL3, 3, 1, 1),
+};
+
+static const struct snd_kcontrol_new cs42l73_snd_controls[] = {
+	SOC_DOUBLE_R_SX_TLV("Headphone Analog Playback Volume", CS42L73_HPAAVOL,
+			CS42L73_HPBAVOL, 7, 0xffffffC1, 0x0C, hpaloa_tlv),
+
+	SOC_DOUBLE_R_SX_TLV("LineOut Analog Playback Volume", CS42L73_LOAAVOL,
+			CS42L73_LOBAVOL, 7, 0xffffffC1, 0x0C, hpaloa_tlv),
+
+	SOC_DOUBLE_R_SX_TLV("Input PGA Analog Volume", CS42L73_MICAPREPGAAVOL,
+			CS42L73_MICBPREPGABVOL, 5, 0xffffff35,
+			0x34, micpga_tlv),
+
+	SOC_DOUBLE_R("MIC Preamp Switch", CS42L73_MICAPREPGAAVOL,
+			CS42L73_MICBPREPGABVOL, 6, 1, 1),
+
+	SOC_DOUBLE_R_SX_TLV("Input Path Digital Volume", CS42L73_IPADVOL,
+			CS42L73_IPBDVOL, 7, 0xffffffA0, 0xA0, ipd_tlv),
+
+	SOC_DOUBLE_R_SX_TLV("HL Digital Playback Volume",
+			CS42L73_HLADVOL, CS42L73_HLBDVOL, 7, 0xffffffE5,
+			0xE4, hl_tlv),
+
+	SOC_SINGLE_TLV("ADC A Boost Volume",
+			CS42L73_ADCIPC, 2, 0x01, 1, adc_boost_tlv),
+
+	SOC_SINGLE_TLV("ADC B Boost Volume",
+			CS42L73_ADCIPC, 6, 0x01, 1, adc_boost_tlv),
+
+	SOC_SINGLE_TLV("Speakerphone Digital Playback Volume",
+			CS42L73_SPKDVOL, 0, 0xE4, 1, hl_tlv),
+
+	SOC_SINGLE_TLV("Ear Speaker Digital Playback Volume",
+			CS42L73_ESLDVOL, 0, 0xE4, 1, hl_tlv),
+
+	SOC_DOUBLE_R("Headphone Analog Playback Switch", CS42L73_HPAAVOL,
+			CS42L73_HPBAVOL, 7, 1, 1),
+
+	SOC_DOUBLE_R("LineOut Analog Playback Switch", CS42L73_LOAAVOL,
+			CS42L73_LOBAVOL, 7, 1, 1),
+	SOC_DOUBLE("Input Path Digital Switch", CS42L73_ADCIPC, 0, 4, 1, 1),
+	SOC_DOUBLE("HL Digital Playback Switch", CS42L73_PBDC, 0,
+			1, 1, 1),
+	SOC_SINGLE("Speakerphone Digital Playback Switch", CS42L73_PBDC, 2, 1,
+			1),
+	SOC_SINGLE("Ear Speaker Digital Playback Switch", CS42L73_PBDC, 3, 1,
+			1),
+
+	SOC_SINGLE("PGA Soft-Ramp Switch", CS42L73_MIOPC, 3, 1, 0),
+	SOC_SINGLE("Analog Zero Cross Switch", CS42L73_MIOPC, 2, 1, 0),
+	SOC_SINGLE("Digital Soft-Ramp Switch", CS42L73_MIOPC, 1, 1, 0),
+	SOC_SINGLE("Analog Output Soft-Ramp Switch", CS42L73_MIOPC, 0, 1, 0),
+
+	SOC_DOUBLE("ADC Signal Polarity Switch", CS42L73_ADCIPC, 1, 5, 1,
+			0),
+
+	SOC_SINGLE("HL Limiter Attack Rate", CS42L73_LIMARATEHL, 0, 0x3F,
+			0),
+	SOC_SINGLE("HL Limiter Release Rate", CS42L73_LIMRRATEHL, 0,
+			0x3F, 0),
+
+
+	SOC_SINGLE("HL Limiter Switch", CS42L73_LIMRRATEHL, 7, 1, 0),
+	SOC_SINGLE("HL Limiter All Channels Switch", CS42L73_LIMRRATEHL, 6, 1,
+			0),
+
+	SOC_SINGLE_TLV("HL Limiter Max Threshold Volume", CS42L73_LMAXHL, 5, 7,
+			1, limiter_tlv),
+
+	SOC_SINGLE_TLV("HL Limiter Cushion Volume", CS42L73_LMAXHL, 2, 7, 1,
+			limiter_tlv),
+
+	SOC_SINGLE("SPK Limiter Attack Rate Volume", CS42L73_LIMARATESPK, 0,
+			0x3F, 0),
+	SOC_SINGLE("SPK Limiter Release Rate Volume", CS42L73_LIMRRATESPK, 0,
+			0x3F, 0),
+	SOC_SINGLE("SPK Limiter Switch", CS42L73_LIMRRATESPK, 7, 1, 0),
+	SOC_SINGLE("SPK Limiter All Channels Switch", CS42L73_LIMRRATESPK, 6, 1,
+			0),
+	SOC_SINGLE_TLV("SPK Limiter Max Threshold Volume", CS42L73_LMAXSPK, 5,
+			7, 1, limiter_tlv),
+
+	SOC_SINGLE_TLV("SPK Limiter Cushion Volume", CS42L73_LMAXSPK, 2, 7, 1,
+			limiter_tlv),
+
+	SOC_SINGLE("ESL Limiter Attack Rate Volume", CS42L73_LIMARATEESL, 0,
+			0x3F, 0),
+	SOC_SINGLE("ESL Limiter Release Rate Volume", CS42L73_LIMRRATEESL, 0,
+			0x3F, 0),
+	SOC_SINGLE("ESL Limiter Switch", CS42L73_LIMRRATEESL, 7, 1, 0),
+	SOC_SINGLE_TLV("ESL Limiter Max Threshold Volume", CS42L73_LMAXESL, 5,
+			7, 1, limiter_tlv),
+
+	SOC_SINGLE_TLV("ESL Limiter Cushion Volume", CS42L73_LMAXESL, 2, 7, 1,
+			limiter_tlv),
+
+	SOC_SINGLE("ALC Attack Rate Volume", CS42L73_ALCARATE, 0, 0x3F, 0),
+	SOC_SINGLE("ALC Release Rate Volume", CS42L73_ALCRRATE, 0, 0x3F, 0),
+	SOC_DOUBLE("ALC Switch", CS42L73_ALCARATE, 6, 7, 1, 0),
+	SOC_SINGLE_TLV("ALC Max Threshold Volume", CS42L73_ALCMINMAX, 5, 7, 1,
+			limiter_tlv),
+	SOC_SINGLE_TLV("ALC Min Threshold Volume", CS42L73_ALCMINMAX, 2, 7, 1,
+			limiter_tlv),
+
+	SOC_DOUBLE("NG Enable Switch", CS42L73_NGCAB, 6, 7, 1, 0),
+	SOC_SINGLE("NG Boost Switch", CS42L73_NGCAB, 5, 1, 0),
+	/*
+	    NG Threshold depends on NG_BOOTSAB, which selects
+	    between two threshold scales in decibels.
+	    Set linear values for now ..
+	*/
+	SOC_SINGLE("NG Threshold", CS42L73_NGCAB, 2, 7, 0),
+	SOC_ENUM("NG Delay", ng_delay_enum),
+
+	SOC_DOUBLE_R_TLV("XSP-IP Volume",
+			CS42L73_XSPAIPAA, CS42L73_XSPBIPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("XSP-XSP Volume",
+			CS42L73_XSPAXSPAA, CS42L73_XSPBXSPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("XSP-ASP Volume",
+			CS42L73_XSPAASPAA, CS42L73_XSPAASPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("XSP-VSP Volume",
+			CS42L73_XSPAVSPMA, CS42L73_XSPBVSPMA, 0, 0x3F, 1,
+			attn_tlv),
+
+	SOC_DOUBLE_R_TLV("ASP-IP Volume",
+			CS42L73_ASPAIPAA, CS42L73_ASPBIPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("ASP-XSP Volume",
+			CS42L73_ASPAXSPAA, CS42L73_ASPBXSPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("ASP-ASP Volume",
+			CS42L73_ASPAASPAA, CS42L73_ASPBASPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("ASP-VSP Volume",
+			CS42L73_ASPAVSPMA, CS42L73_ASPBVSPMA, 0, 0x3F, 1,
+			attn_tlv),
+
+	SOC_DOUBLE_R_TLV("VSP-IP Volume",
+			CS42L73_VSPAIPAA, CS42L73_VSPBIPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("VSP-XSP Volume",
+			CS42L73_VSPAXSPAA, CS42L73_VSPBXSPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("VSP-ASP Volume",
+			CS42L73_VSPAASPAA, CS42L73_VSPBASPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("VSP-VSP Volume",
+			CS42L73_VSPAVSPMA, CS42L73_VSPBVSPMA, 0, 0x3F, 1,
+			attn_tlv),
+
+	SOC_DOUBLE_R_TLV("HL-IP Volume",
+			CS42L73_HLAIPAA, CS42L73_HLBIPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("HL-XSP Volume",
+			CS42L73_HLAXSPAA, CS42L73_HLBXSPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("HL-ASP Volume",
+			CS42L73_HLAASPAA, CS42L73_HLBASPBA, 0, 0x3F, 1,
+			attn_tlv),
+	SOC_DOUBLE_R_TLV("HL-VSP Volume",
+			CS42L73_HLAVSPMA, CS42L73_HLBVSPMA, 0, 0x3F, 1,
+			attn_tlv),
+
+	SOC_SINGLE_TLV("SPK-IP Mono Volume",
+			CS42L73_SPKMIPMA, 0, 0x3F, 1, attn_tlv),
+	SOC_SINGLE_TLV("SPK-XSP Mono Volume",
+			CS42L73_SPKMXSPA, 0, 0x3F, 1, attn_tlv),
+	SOC_SINGLE_TLV("SPK-ASP Mono Volume",
+			CS42L73_SPKMASPA, 0, 0x3F, 1, attn_tlv),
+	SOC_SINGLE_TLV("SPK-VSP Mono Volume",
+			CS42L73_SPKMVSPMA, 0, 0x3F, 1, attn_tlv),
+
+	SOC_SINGLE_TLV("ESL-IP Mono Volume",
+			CS42L73_ESLMIPMA, 0, 0x3F, 1, attn_tlv),
+	SOC_SINGLE_TLV("ESL-XSP Mono Volume",
+			CS42L73_ESLMXSPA, 0, 0x3F, 1, attn_tlv),
+	SOC_SINGLE_TLV("ESL-ASP Mono Volume",
+			CS42L73_ESLMASPA, 0, 0x3F, 1, attn_tlv),
+	SOC_SINGLE_TLV("ESL-VSP Mono Volume",
+			CS42L73_ESLMVSPMA, 0, 0x3F, 1, attn_tlv),
+
+	SOC_ENUM("IP Digital Swap/Mono Select", ip_swap_enum),
+
+	SOC_ENUM("ESL-XSP Mono Mixer Select", esl_xsp_mono_mixer_enum),
+	SOC_ENUM("ESL-ASP Mono Mixer Select", esl_asp_mono_mixer_enum),
+
+	SOC_ENUM("SPK-ASP Mono Mixer Select", spk_asp_mono_mixer_enum),
+	SOC_ENUM("SPK-XSP Mono Mixer Select", spk_xsp_mono_mixer_enum),
+
+	SOC_ENUM("VSP Output Mixer Select", vspout_mixer_enum),
+	SOC_ENUM("XSP Output Mixer Select", xspout_mixer_enum),
+
+};
+
+static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = {
+	SND_SOC_DAPM_INPUT("LINEINA"),
+	SND_SOC_DAPM_INPUT("LINEINB"),
+	SND_SOC_DAPM_INPUT("MIC1"),
+	SND_SOC_DAPM_SUPPLY("MIC1 Bias", CS42L73_PWRCTL2, 6, 1, NULL, 0),
+	SND_SOC_DAPM_INPUT("MIC2"),
+	SND_SOC_DAPM_SUPPLY("MIC2 Bias", CS42L73_PWRCTL2, 7, 1, NULL, 0),
+	SND_SOC_DAPM_INPUT("DMICA"),
+	SND_SOC_DAPM_INPUT("DMICB"),
+
+	SND_SOC_DAPM_AIF_OUT("XSPOUT", "XSP Capture",  0,
+			CS42L73_PWRCTL2, 1, 1),
+	SND_SOC_DAPM_AIF_OUT("ASPOUT", "ASP Capture",  0,
+			CS42L73_PWRCTL2, 3, 1),
+	SND_SOC_DAPM_AIF_OUT("VSPOUT", "VSP Capture",  0,
+			CS42L73_PWRCTL2, 4, 1),
+
+	SND_SOC_DAPM_AIF_IN("XSPIN", "XSP Playback",  0,
+			CS42L73_PWRCTL2, 0, 1),
+	SND_SOC_DAPM_AIF_IN("ASPIN", "ASP Playback",  0,
+			CS42L73_PWRCTL2, 2, 1),
+	SND_SOC_DAPM_AIF_IN("VSPIN", "VSP Playback",  0,
+			CS42L73_PWRCTL2, 4, 1),
+
+	SND_SOC_DAPM_ADC("ADC Left", NULL, CS42L73_PWRCTL1, 5, 1),
+	SND_SOC_DAPM_ADC("ADC Right", NULL, CS42L73_PWRCTL1, 7, 1),
+
+	SND_SOC_DAPM_MIXER("DAC1 Mixer", SND_SOC_NOPM, 0, 0,
+			dac1_output_mixer, ARRAY_SIZE(dac1_output_mixer)),
+	SND_SOC_DAPM_MIXER("DAC2 Mixer", SND_SOC_NOPM, 0, 0,
+			dac2_output_mixer, ARRAY_SIZE(dac2_output_mixer)),
+
+	SND_SOC_DAPM_PGA("DAC1", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_PGA("DAC2", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+	SND_SOC_DAPM_PGA("PGA Left", SND_SOC_NOPM, 0, 0, NULL, 0),
+	SND_SOC_DAPM_PGA("PGA Right", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+	SND_SOC_DAPM_MUX("PGA Mux Left", SND_SOC_NOPM, 0, 0, &pgaa_mux),
+	SND_SOC_DAPM_MUX("PGA Mux Right", SND_SOC_NOPM, 0, 0, &pgab_mux),
+
+	SND_SOC_DAPM_PGA("HP Amp", CS42L73_PWRCTL3, 0, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("LO Amp", CS42L73_PWRCTL3, 1, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("SPK Amp", CS42L73_PWRCTL3, 2, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("EAR Amp", CS42L73_PWRCTL3, 3, 1, NULL, 0),
+	SND_SOC_DAPM_PGA("SPKLO Amp", CS42L73_PWRCTL3, 4, 1, NULL, 0),
+
+	SND_SOC_DAPM_OUTPUT("HPOUT"),
+	SND_SOC_DAPM_OUTPUT("LINEOUT"),
+	SND_SOC_DAPM_OUTPUT("EAROUT"),
+	SND_SOC_DAPM_OUTPUT("SPKOUT"),
+	SND_SOC_DAPM_OUTPUT("SPKLINEOUT"),
+};
+
+static const struct snd_soc_dapm_route cs42l73_audio_map[] = {
+	{"HPOUT", NULL, "HP Amp"},
+	{"LINEOUT", NULL, "LO Amp"},
+	{"SPKOUT", NULL, "SPK Amp"},
+	{"EAROUT", NULL, "EAR Amp"},
+	{"SPKLINEOUT", NULL, "SPKLO Amp"},
+
+	{"HP Amp", NULL, "DAC1"},
+	{"LO Amp", NULL, "DAC1"},
+	{"SPK Amp", NULL, "DAC2"},
+	{"SPKLO Amp", NULL, "DAC2"},
+	{"EAR Amp", NULL, "DAC2"},
+
+	{"DAC1", NULL, "DAC1 Mixer"},
+	{"DAC2", NULL, "DAC2 Mixer"},
+
+	{"DAC1 Mixer", "Headphone Switch", "XSPIN"},
+	{"DAC1 Mixer", "LineOut Switch", "XSPIN"},
+	{"DAC2 Mixer", "Speakerphone Switch", "XSPIN"},
+	{"DAC2 Mixer", "Speakerphone LineOut Switch", "XSPIN"},
+	{"DAC2 Mixer", "EarSpeaker Switch", "XSPIN"},
+
+	{"DAC1 Mixer", "Headphone Switch", "ASPIN"},
+	{"DAC1 Mixer", "LineOut Switch", "ASPIN"},
+	{"DAC2 Mixer", "Speakerphone Switch", "ASPIN"},
+	{"DAC2 Mixer", "Speakerphone LineOut Switch", "ASPIN"},
+	{"DAC2 Mixer", "EarSpeaker Switch", "ASPIN"},
+
+	{"DAC1 Mixer", "Headphone Switch", "VSPIN"},
+	{"DAC1 Mixer", "LineOut Switch", "VSPIN"},
+	{"DAC2 Mixer", "Speakerphone Switch", "VSPIN"},
+	{"DAC2 Mixer", "Speakerphone LineOut Switch", "VSPIN"},
+	{"DAC2 Mixer", "EarSpeaker Switch", "VSPIN"},
+
+	{"PGA Mux Left", "Line A", "LINEINA"},
+	{"PGA Mux Right", "Line B", "LINEINB"},
+
+	{"PGA Mux Left", "Mic 1", "MIC1"},
+	{"PGA Mux Right", "Mic 2", "MIC2"},
+
+	{"PGA Left", NULL, "PGA Mux Left"},
+	{"PGA Right", NULL, "PGA Mux Right"},
+
+	{"ADC Left", "ADC", "PGA Left"},
+	{"ADC Right", "ADC", "PGA Right"},
+
+	{"XSPOUT", NULL, "ADC Left"},
+	{"XSPOUT", NULL, "ADC Right"},
+
+	{"ASPOUT", NULL, "ADC Left"},
+	{"ASPOUT", NULL, "ADC Right"},
+
+	{"VSPOUT", NULL, "ADC Left"},
+	{"VSPOUT", NULL, "ADC Right"},
+
+};
+
+struct cs42l73_mclk_div {
+	u32 mclk;
+	u32 srate;
+	u8 mmcc;
+};
+
+static struct cs42l73_mclk_div cs42l73_mclk_coeffs[] = {
+	/* MCLK, Sample Rate, xMMCC[5:0] */
+	{5644800, 11025, 0x30},
+	{5644800, 22050, 0x20},
+	{5644800, 44100, 0x10},
+
+	{6000000,  8000, 0x39},
+	{6000000, 11025, 0x33},
+	{6000000, 12000, 0x31},
+	{6000000, 16000, 0x29},
+	{6000000, 22050, 0x23},
+	{6000000, 24000, 0x21},
+	{6000000, 32000, 0x19},
+	{6000000, 44100, 0x13},
+	{6000000, 48000, 0x11},
+
+	{6144000,  8000, 0x38},
+	{6144000, 12000, 0x30},
+	{6144000, 16000, 0x28},
+	{6144000, 24000, 0x20},
+	{6144000, 32000, 0x18},
+	{6144000, 48000, 0x10},
+
+	{6500000,  8000, 0x3C},
+	{6500000, 11025, 0x35},
+	{6500000, 12000, 0x34},
+	{6500000, 16000, 0x2C},
+	{6500000, 22050, 0x25},
+	{6500000, 24000, 0x24},
+	{6500000, 32000, 0x1C},
+	{6500000, 44100, 0x15},
+	{6500000, 48000, 0x14},
+
+	{6400000,  8000, 0x3E},
+	{6400000, 11025, 0x37},
+	{6400000, 12000, 0x36},
+	{6400000, 16000, 0x2E},
+	{6400000, 22050, 0x27},
+	{6400000, 24000, 0x26},
+	{6400000, 32000, 0x1E},
+	{6400000, 44100, 0x17},
+	{6400000, 48000, 0x16},
+};
+
+struct cs42l73_mclkx_div {
+	u32 mclkx;
+	u8 ratio;
+	u8 mclkdiv;
+};
+
+static struct cs42l73_mclkx_div cs42l73_mclkx_coeffs[] = {
+	{5644800,  1, 0},	/* 5644800 */
+	{6000000,  1, 0},	/* 6000000 */
+	{6144000,  1, 0},	/* 6144000 */
+	{11289600, 2, 2},	/* 5644800 */
+	{12288000, 2, 2},	/* 6144000 */
+	{12000000, 2, 2},	/* 6000000 */
+	{13000000, 2, 2},	/* 6500000 */
+	{19200000, 3, 3},	/* 6400000 */
+	{24000000, 4, 4},	/* 6000000 */
+	{26000000, 4, 4},	/* 6500000 */
+	{38400000, 6, 5}	/* 6400000 */
+};
+
+static int cs42l73_get_mclkx_coeff(int mclkx)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(cs42l73_mclkx_coeffs); i++) {
+		if (cs42l73_mclkx_coeffs[i].mclkx == mclkx)
+			return i;
+	}
+	return -EINVAL;
+}
+
+static int cs42l73_get_mclk_coeff(int mclk, int srate)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(cs42l73_mclk_coeffs); i++) {
+		if (cs42l73_mclk_coeffs[i].mclk == mclk &&
+		    cs42l73_mclk_coeffs[i].srate == srate)
+			return i;
+	}
+	return -EINVAL;
+
+}
+
+static int cs42l73_set_mclk(struct snd_soc_dai *dai, unsigned int freq)
+{
+	struct snd_soc_codec *codec = dai->codec;
+	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
+
+	int mclkx_coeff;
+	u32 mclk = 0;
+	u8 dmmcc = 0;
+
+	/* MCLKX -> MCLK */
+	mclkx_coeff = cs42l73_get_mclkx_coeff(freq);
+
+	mclk = cs42l73_mclkx_coeffs[mclkx_coeff].mclkx /
+		cs42l73_mclkx_coeffs[mclkx_coeff].ratio;
+
+	dev_dbg(codec->dev, "MCLK%u %u  <-> internal MCLK %u\n",
+		 priv->mclksel + 1, cs42l73_mclkx_coeffs[mclkx_coeff].mclkx,
+		 mclk);
+
+	dmmcc = (priv->mclksel << 4) |
+		(cs42l73_mclkx_coeffs[mclkx_coeff].mclkdiv << 1);
+
+	snd_soc_write(codec, CS42L73_DMMCC, dmmcc);
+
+	priv->sysclk = mclkx_coeff;
+	priv->mclk = mclk;
+
+	return 0;
+}
+
+static int cs42l73_set_sysclk(struct snd_soc_dai *dai,
+			      int clk_id, unsigned int freq, int dir)
+{
+	struct snd_soc_codec *codec = dai->codec;
+	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
+
+	switch (clk_id) {
+	case CS42L73_CLKID_MCLK1:
+		break;
+	case CS42L73_CLKID_MCLK2:
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if ((cs42l73_set_mclk(dai, freq)) < 0) {
+		dev_err(codec->dev, "Unable to set MCLK for dai %s\n",
+			dai->name);
+		return -EINVAL;
+	}
+
+	priv->mclksel = clk_id;
+
+	return 0;
+}
+
+static int cs42l73_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
+{
+	struct snd_soc_codec *codec = codec_dai->codec;
+	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
+	u8 id = codec_dai->id;
+	u8 inv, format;
+	u8 spc, mmcc;
+
+	spc = snd_soc_read(codec, CS42L73_SPC(id));
+	mmcc = snd_soc_read(codec, CS42L73_MMCC(id));
+
+	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+	case SND_SOC_DAIFMT_CBM_CFM:
+		mmcc |= MS_MASTER;
+		break;
+
+	case SND_SOC_DAIFMT_CBS_CFS:
+		mmcc &= ~MS_MASTER;
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	format = (fmt & SND_SOC_DAIFMT_FORMAT_MASK);
+	inv = (fmt & SND_SOC_DAIFMT_INV_MASK);
+
+	switch (format) {
+	case SND_SOC_DAIFMT_I2S:
+		spc &= ~SPDIF_PCM;
+		break;
+	case SND_SOC_DAIFMT_DSP_A:
+	case SND_SOC_DAIFMT_DSP_B:
+		if (mmcc & MS_MASTER) {
+			dev_err(codec->dev,
+				"PCM format is supported only in slave mode\n");
+			return -EINVAL;
+		}
+		if (id == CS42L73_ASP) {
+			dev_err(codec->dev,
+				"PCM format is not supported on ASP port\n");
+			return -EINVAL;
+		}
+		spc |= SPDIF_PCM;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (spc & SPDIF_PCM) {
+		spc &= (31 << 3);	/* Clear PCM mode, set MSB->LSB */
+		switch (format) {
+		case SND_SOC_DAIFMT_DSP_B:
+			if (inv == SND_SOC_DAIFMT_IB_IF)
+				spc |= (PCM_MODE0 << 4);
+			if (inv == SND_SOC_DAIFMT_IB_NF)
+				spc |= (PCM_MODE1 << 4);
+		break;
+		case SND_SOC_DAIFMT_DSP_A:
+			if (inv == SND_SOC_DAIFMT_IB_IF)
+				spc |= (PCM_MODE1 << 4);
+			break;
+		default:
+			return -EINVAL;
+		}
+	}
+
+	priv->config[id].spc = spc;
+	priv->config[id].mmcc = mmcc;
+
+	return 0;
+}
+
+static u32 cs42l73_asrc_rates[] = {
+	8000, 11025, 12000, 16000, 22050,
+	24000, 32000, 44100, 48000
+};
+
+static unsigned int cs42l73_get_xspfs_coeff(u32 rate)
+{
+	int i;
+	for (i = 0; i < ARRAY_SIZE(cs42l73_asrc_rates); i++) {
+		if (cs42l73_asrc_rates[i] == rate)
+			return i + 1;
+	}
+	return 0;		/* 0 = Don't know */
+}
+
+static void cs42l73_update_asrc(struct snd_soc_codec *codec, int id, int srate)
+{
+	u8 spfs = 0;
+
+	if (srate > 0)
+		spfs = cs42l73_get_xspfs_coeff(srate);
+
+	switch (id) {
+	case CS42L73_XSP:
+		snd_soc_update_bits(codec, CS42L73_VXSPFS, 0x0f, spfs);
+	break;
+	case CS42L73_ASP:
+		snd_soc_update_bits(codec, CS42L73_ASPC, 0x3c, spfs << 2);
+	break;
+	case CS42L73_VSP:
+		snd_soc_update_bits(codec, CS42L73_VXSPFS, 0xf0, spfs << 4);
+	break;
+	default:
+	break;
+	}
+}
+
+static int cs42l73_pcm_hw_params(struct snd_pcm_substream *substream,
+				 struct snd_pcm_hw_params *params,
+				 struct snd_soc_dai *dai)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_codec *codec = rtd->codec;
+	struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec);
+	int id = dai->id;
+	int mclk_coeff;
+	int srate = params_rate(params);
+
+	if (priv->config[id].mmcc & MS_MASTER) {
+		/* CS42L73 Master */
+		/* MCLK -> srate */
+		mclk_coeff =
+		    cs42l73_get_mclk_coeff(priv->mclk, srate);
+
+		if (mclk_coeff < 0)
+			return -EINVAL;
+
+		dev_dbg(codec->dev,
+			 "DAI[%d]: MCLK %u, srate %u, MMCC[5:0] = %x\n",
+			 id, priv->mclk, srate,
+			 cs42l73_mclk_coeffs[mclk_coeff].mmcc);
+
+		priv->config[id].mmcc &= 0xC0;
+		priv->config[id].mmcc |= cs42l73_mclk_coeffs[mclk_coeff].mmcc;
+		priv->config[id].spc &= 0xFC;
+		priv->config[id].spc |= MCK_SCLK_64FS;
+
+	} else {
+		/* CS42L73 Slave */
+		dev_dbg(codec->dev, "DAI[%d]: Slave\n", id);
+		priv->config[id].spc &= 0xFC;
+		priv->config[id].spc |= MCK_SCLK_64FS;
+	}
+	/* Update ASRCs */
+	priv->config[id].srate = srate;
+	cs42l73_update_asrc(codec, id, srate);
+	snd_soc_write(codec, CS42L73_SPC(id), priv->config[id].spc);
+	snd_soc_write(codec, CS42L73_MMCC(id), priv->config[id].mmcc);
+	return 0;
+}
+
+static int cs42l73_set_bias_level(struct snd_soc_codec *codec,
+				  enum snd_soc_bias_level level)
+{
+	int ret;
+
+	switch (level) {
+	case SND_SOC_BIAS_ON:
+		snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 0);
+		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 0);
+		break;
+
+	case SND_SOC_BIAS_PREPARE:
+		break;
+
+	case SND_SOC_BIAS_STANDBY:
+		if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
+			ret = snd_soc_cache_sync(codec);
+			if (ret < 0) {
+				dev_err(codec->dev,
+					"Failed to sync cache: %d\n", ret);
+				return ret;
+			}
+		}
+		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
+		break;
+
+	case SND_SOC_BIAS_OFF:
+		snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1);
+		snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 1);
+		break;
+	}
+	codec->dapm.bias_level = level;
+	return 0;
+}
+
+static int cs42l73_set_tristate(struct snd_soc_dai *dai, int tristate)
+{
+	struct snd_soc_codec *codec = dai->codec;
+	int id = dai->id;
+
+	return snd_soc_update_bits(codec, CS42L73_SPC(id), 0x7F, tristate << 7);
+}
+
+static struct snd_pcm_hw_constraint_list constraints_12_24 = {
+	.count  = ARRAY_SIZE(cs42l73_asrc_rates),
+	.list   = cs42l73_asrc_rates,
+};
+
+static int cs42l73_pcm_startup(struct snd_pcm_substream *substream,
+			       struct snd_soc_dai *dai)
+{
+	snd_pcm_hw_constraint_list(substream->runtime, 0,
+					SNDRV_PCM_HW_PARAM_RATE,
+					&constraints_12_24);
+	return 0;
+}
+
+/* SNDRV_PCM_RATE_KNOT -> 12000, 24000 Hz, limit with constraint list */
+#define CS42L73_RATES (SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_KNOT)
+
+
+#define CS42L73_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
+	SNDRV_PCM_FMTBIT_S24_LE)
+
+static const struct snd_soc_dai_ops cs42l73_ops = {
+	.startup = cs42l73_pcm_startup,
+	.hw_params = cs42l73_pcm_hw_params,
+	.set_fmt = cs42l73_set_dai_fmt,
+	.set_sysclk = cs42l73_set_sysclk,
+	.set_tristate = cs42l73_set_tristate,
+};
+
+static struct snd_soc_dai_driver cs42l73_dai[] = {
+	{
+		.name = "cs42l73-xsp",
+		.id = CS42L73_XSP,
+		.playback = {
+			.stream_name = "XSP Playback",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = CS42L73_RATES,
+			.formats = CS42L73_FORMATS,
+		},
+		.capture = {
+			.stream_name = "XSP Capture",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = CS42L73_RATES,
+			.formats = CS42L73_FORMATS,
+		},
+		.ops = &cs42l73_ops,
+		.symmetric_rates = 1,
+	 },
+	{
+		.name = "cs42l73-asp",
+		.id = CS42L73_ASP,
+		.playback = {
+			.stream_name = "ASP Playback",
+			.channels_min = 2,
+			.channels_max = 2,
+			.rates = CS42L73_RATES,
+			.formats = CS42L73_FORMATS,
+		},
+		.capture = {
+			.stream_name = "ASP Capture",
+			.channels_min = 2,
+			.channels_max = 2,
+			.rates = CS42L73_RATES,
+			.formats = CS42L73_FORMATS,
+		},
+		.ops = &cs42l73_ops,
+		.symmetric_rates = 1,
+	 },
+	{
+		.name = "cs42l73-vsp",
+		.id = CS42L73_VSP,
+		.playback = {
+			.stream_name = "VSP Playback",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = CS42L73_RATES,
+			.formats = CS42L73_FORMATS,
+		},
+		.capture = {
+			.stream_name = "VSP Capture",
+			.channels_min = 1,
+			.channels_max = 2,
+			.rates = CS42L73_RATES,
+			.formats = CS42L73_FORMATS,
+		},
+		.ops = &cs42l73_ops,
+		.symmetric_rates = 1,
+	 }
+};
+
+static int cs42l73_suspend(struct snd_soc_codec *codec, pm_message_t state)
+{
+	cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
+
+	return 0;
+}
+
+static int cs42l73_resume(struct snd_soc_codec *codec)
+{
+
+	cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+	return 0;
+}
+
+static int cs42l73_probe(struct snd_soc_codec *codec)
+{
+	int ret;
+	unsigned int devid = 0;
+	struct cs42l73_private *cs42l73 = snd_soc_codec_get_drvdata(codec);
+
+	ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_I2C);
+	if (ret < 0) {
+		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
+		return ret;
+	}
+
+	cs42l73_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+	/* initialize codec */
+	ret = snd_soc_read(codec, CS42L73_DEVID_AB);
+	devid = (ret & 0xFF) << 12;
+
+	ret = snd_soc_read(codec, CS42L73_DEVID_CD);
+	devid |= (ret & 0xFF) << 4;
+
+	ret = snd_soc_read(codec, CS42L73_DEVID_E);
+	devid |= (ret & 0xF0) >> 4;
+
+
+	if (devid != CS42L73_DEVID) {
+		dev_err(codec->dev,
+			"CS42L73 Device ID (%X). Expected %X\n",
+			devid, CS42L73_DEVID);
+		return ret;
+	}
+
+	ret = snd_soc_read(codec, CS42L73_REVID);
+	if (ret < 0) {
+		dev_err(codec->dev, "Get Revision ID failed\n");
+		return ret;
+	}
+
+	dev_info(codec->dev,
+		 "Cirrus Logic CS42L73, Revision: %02X\n", ret & 0xFF);
+
+	cs42l73->mclksel = CS42L73_CLKID_MCLK1;	/* MCLK1 as master clk */
+	cs42l73->mclk = 0;
+
+	return ret;
+}
+
+static int cs42l73_remove(struct snd_soc_codec *codec)
+{
+	cs42l73_set_bias_level(codec, SND_SOC_BIAS_OFF);
+	return 0;
+}
+
+static struct snd_soc_codec_driver soc_codec_dev_cs42l73 = {
+	.probe = cs42l73_probe,
+	.remove = cs42l73_remove,
+	.suspend = cs42l73_suspend,
+	.resume = cs42l73_resume,
+	.set_bias_level = cs42l73_set_bias_level,
+	.reg_cache_size = ARRAY_SIZE(cs42l73_reg),
+	.reg_cache_default = cs42l73_reg,
+	.reg_word_size = sizeof(u8),
+	.dapm_widgets = cs42l73_dapm_widgets,
+	.num_dapm_widgets = ARRAY_SIZE(cs42l73_dapm_widgets),
+	.dapm_routes = cs42l73_audio_map,
+	.num_dapm_routes = ARRAY_SIZE(cs42l73_audio_map),
+	.controls = cs42l73_snd_controls,
+	.num_controls = ARRAY_SIZE(cs42l73_snd_controls),
+};
+
+static __devinit int cs42l73_i2c_probe(struct i2c_client *i2c_client,
+				       const struct i2c_device_id *id)
+{
+	struct cs42l73_private *cs42l73;
+	int ret;
+
+	cs42l73 = kzalloc((sizeof *cs42l73), GFP_KERNEL);
+	if (!cs42l73) {
+		dev_err(&i2c_client->dev, "could not allocate codec\n");
+		return -ENOMEM;
+	}
+
+	i2c_set_clientdata(i2c_client, cs42l73);
+
+	ret =  snd_soc_register_codec(&i2c_client->dev,
+			&soc_codec_dev_cs42l73, cs42l73_dai,
+			ARRAY_SIZE(cs42l73_dai));
+	if (ret < 0)
+		kfree(cs42l73);
+	return ret;
+}
+
+static __devexit int cs42l73_i2c_remove(struct i2c_client *client)
+{
+	struct cs42l73_private *cs42l73 = i2c_get_clientdata(client);
+
+	snd_soc_unregister_codec(&client->dev);
+	kfree(cs42l73);
+
+	return 0;
+}
+
+static const struct i2c_device_id cs42l73_id[] = {
+	{"cs42l73", 0},
+	{}
+};
+
+MODULE_DEVICE_TABLE(i2c, cs42l73_id);
+
+static struct i2c_driver cs42l73_i2c_driver = {
+	.driver = {
+		   .name = "cs42l73",
+		   .owner = THIS_MODULE,
+		   },
+	.id_table = cs42l73_id,
+	.probe = cs42l73_i2c_probe,
+	.remove = __devexit_p(cs42l73_i2c_remove),
+
+};
+
+static int __init cs42l73_modinit(void)
+{
+	int ret;
+	ret = i2c_add_driver(&cs42l73_i2c_driver);
+	if (ret != 0) {
+		printk(KERN_ERR "%s: can't add i2c driver\n", __func__);
+		return ret;
+	}
+	return 0;
+}
+
+module_init(cs42l73_modinit);
+
+static void __exit cs42l73_exit(void)
+{
+	i2c_del_driver(&cs42l73_i2c_driver);
+}
+
+module_exit(cs42l73_exit);
+
+MODULE_DESCRIPTION("ASoC CS42L73 driver");
+MODULE_AUTHOR("Georgi Vlaev, Nucleus Systems Ltd, <joe at nucleusys.com>");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/cs42l73.h b/sound/soc/codecs/cs42l73.h
new file mode 100644
index 0000000..188f06d
--- /dev/null
+++ b/sound/soc/codecs/cs42l73.h
@@ -0,0 +1,227 @@
+/*
+ * ALSA SoC CS42L73 codec driver
+ *
+ * Copyright 2011 Cirrus Logic, Inc.
+ *
+ * Author: Georgi Vlaev <joe at nucleusys.com>
+ *	   Brian Austin <brian.austin at 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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __CS42L73_H__
+#define __CS42L73_H__
+
+/* I2C Registers */
+/* I2C Address: 1001010[R/W] - 10010100 = 0x94(Write); 10010101 = 0x95(Read) */
+#define CS42L73_CHIP_ID		0x4a
+#define CS42L73_DEVID_AB	0x01	/* Device ID A & B [RO]. */
+#define CS42L73_DEVID_CD	0x02    /* Device ID C & D [RO]. */
+#define CS42L73_DEVID_E		0x03    /* Device ID E [RO]. */
+#define CS42L73_REVID		0x05    /* Revision ID [RO]. */
+#define CS42L73_PWRCTL1		0x06    /* Power Control 1. */
+#define CS42L73_PWRCTL2		0x07    /* Power Control 2. */
+#define CS42L73_PWRCTL3		0x08    /* Power Control 3. */
+#define CS42L73_CPFCHC		0x09    /* Charge Pump Freq. Class H Ctl. */
+#define CS42L73_OLMBMSDC	0x0A    /* Output Load, MIC Bias, MIC2 SDT */
+#define CS42L73_DMMCC		0x0B    /* Digital MIC & Master Clock Ctl. */
+#define CS42L73_XSPC		0x0C    /* Auxiliary Serial Port (XSP) Ctl. */
+#define CS42L73_XSPMMCC		0x0D    /* XSP Master Mode Clocking Control. */
+#define CS42L73_ASPC		0x0E    /* Audio Serial Port (ASP) Control. */
+#define CS42L73_ASPMMCC		0x0F    /* ASP Master Mode Clocking Control. */
+#define CS42L73_VSPC		0x10    /* Voice Serial Port (VSP) Control. */
+#define CS42L73_VSPMMCC		0x11    /* VSP Master Mode Clocking Control. */
+#define CS42L73_VXSPFS		0x12    /* VSP & XSP Sample Rate. */
+#define CS42L73_MIOPC		0x13    /* Misc. Input & Output Path Control. */
+#define CS42L73_ADCIPC		0x14	/* ADC/IP Control. */
+#define CS42L73_MICAPREPGAAVOL	0x15	/* MIC 1 [A] PreAmp, PGAA Vol. */
+#define CS42L73_MICBPREPGABVOL	0x16	/* MIC 2 [B] PreAmp, PGAB Vol. */
+#define CS42L73_IPADVOL		0x17	/* Input Pat7h A Digital Volume. */
+#define CS42L73_IPBDVOL		0x18	/* Input Path B Digital Volume. */
+#define CS42L73_PBDC		0x19	/* Playback Digital Control. */
+#define CS42L73_HLADVOL		0x1A	/* HP/Line A Out Digital Vol. */
+#define CS42L73_HLBDVOL		0x1B	/* HP/Line B Out Digital Vol. */
+#define CS42L73_SPKDVOL		0x1C	/* Spkphone Out [A] Digital Vol. */
+#define CS42L73_ESLDVOL		0x1D	/* Ear/Spkphone LO [B] Digital */
+#define CS42L73_HPAAVOL		0x1E	/* HP A Analog Volume. */
+#define CS42L73_HPBAVOL		0x1F	/* HP B Analog Volume. */
+#define CS42L73_LOAAVOL		0x20	/* Line Out A Analog Volume. */
+#define CS42L73_LOBAVOL		0x21	/* Line Out B Analog Volume. */
+#define CS42L73_STRINV		0x22	/* Stereo Input Path Adv. Vol. */
+#define CS42L73_XSPINV		0x23	/* Auxiliary Port Input Advisory Vol. */
+#define CS42L73_ASPINV		0x24	/* Audio Port Input Advisory Vol. */
+#define CS42L73_VSPINV		0x25	/* Voice Port Input Advisory Vol. */
+#define CS42L73_LIMARATEHL	0x26	/* Lmtr Attack Rate HP/Line. */
+#define CS42L73_LIMRRATEHL	0x27	/* Lmtr Ctl, Rel.Rate HP/Line. */
+#define CS42L73_LMAXHL		0x28	/* Lmtr Thresholds HP/Line. */
+#define CS42L73_LIMARATESPK	0x29	/* Lmtr Attack Rate Spkphone [A]. */
+#define CS42L73_LIMRRATESPK	0x2A	/* Lmtr Ctl,Release Rate Spk. [A]. */
+#define CS42L73_LMAXSPK		0x2B	/* Lmtr Thresholds Spkphone [A]. */
+#define CS42L73_LIMARATEESL	0x2C	/* Lmtr Attack Rate  */
+#define CS42L73_LIMRRATEESL	0x2D	/* Lmtr Ctl,Release Rate */
+#define CS42L73_LMAXESL		0x2E	/* Lmtr Thresholds */
+#define CS42L73_ALCARATE	0x2F	/* ALC Enable, Attack Rate AB. */
+#define CS42L73_ALCRRATE	0x30	/* ALC Release Rate AB.  */
+#define CS42L73_ALCMINMAX	0x31	/* ALC Thresholds AB. */
+#define CS42L73_NGCAB		0x32	/* Noise Gate Ctl AB. */
+#define CS42L73_ALCNGMC		0x33	/* ALC & Noise Gate Misc Ctl. */
+#define CS42L73_MIXERCTL	0x34	/* Mixer Control. */
+#define CS42L73_HLAIPAA		0x35	/* HP/LO Left Mixer: L. */
+#define CS42L73_HLBIPBA		0x36	/* HP/LO Right Mixer: R.  */
+#define CS42L73_HLAXSPAA	0x37	/* HP/LO Left Mixer: XSP L */
+#define CS42L73_HLBXSPBA	0x38	/* HP/LO Right Mixer: XSP R */
+#define CS42L73_HLAASPAA	0x39	/* HP/LO Left Mixer: ASP L */
+#define CS42L73_HLBASPBA	0x3A	/* HP/LO Right Mixer: ASP R */
+#define CS42L73_HLAVSPMA	0x3B	/* HP/LO Left Mixer: VSP. */
+#define CS42L73_HLBVSPMA	0x3C	/* HP/LO Right Mixer: VSP */
+#define CS42L73_XSPAIPAA	0x3D	/* XSP Left Mixer: Left */
+#define CS42L73_XSPBIPBA	0x3E	/* XSP Rt. Mixer: Right */
+#define CS42L73_XSPAXSPAA	0x3F	/* XSP Left Mixer: XSP L */
+#define CS42L73_XSPBXSPBA	0x40	/* XSP Rt. Mixer: XSP R */
+#define CS42L73_XSPAASPAA	0x41	/* XSP Left Mixer: ASP L */
+#define CS42L73_XSPAASPBA	0x42	/* XSP Rt. Mixer: ASP R */
+#define CS42L73_XSPAVSPMA	0x43	/* XSP Left Mixer: VSP */
+#define CS42L73_XSPBVSPMA	0x44	/* XSP Rt. Mixer: VSP */
+#define CS42L73_ASPAIPAA	0x45	/* ASP Left Mixer: Left */
+#define CS42L73_ASPBIPBA	0x46	/* ASP Rt. Mixer: Right */
+#define CS42L73_ASPAXSPAA	0x47	/* ASP Left Mixer: XSP L */
+#define CS42L73_ASPBXSPBA	0x48	/* ASP Rt. Mixer: XSP R */
+#define CS42L73_ASPAASPAA	0x49	/* ASP Left Mixer: ASP L */
+#define CS42L73_ASPBASPBA	0x4A	/* ASP Rt. Mixer: ASP R */
+#define CS42L73_ASPAVSPMA	0x4B	/* ASP Left Mixer: VSP */
+#define CS42L73_ASPBVSPMA	0x4C	/* ASP Rt. Mixer: VSP */
+#define CS42L73_VSPAIPAA	0x4D	/* VSP Left Mixer: Left */
+#define CS42L73_VSPBIPBA	0x4E	/* VSP Rt. Mixer: Right */
+#define CS42L73_VSPAXSPAA	0x4F	/* VSP Left Mixer: XSP L */
+#define CS42L73_VSPBXSPBA	0x50	/* VSP Rt. Mixer: XSP R */
+#define CS42L73_VSPAASPAA	0x51	/* VSP Left Mixer: ASP Left */
+#define CS42L73_VSPBASPBA	0x52	/* VSP Rt. Mixer: ASP Right */
+#define CS42L73_VSPAVSPMA	0x53	/* VSP Left Mixer: VSP */
+#define CS42L73_VSPBVSPMA	0x54	/* VSP Rt. Mixer: VSP */
+#define CS42L73_MMIXCTL		0x55	/* Mono Mixer Controls. */
+#define CS42L73_SPKMIPMA	0x56	/* SPK Mono Mixer: In. Path */
+#define CS42L73_SPKMXSPA	0x57	/* SPK Mono Mixer: XSP Mono/L/R Att. */
+#define CS42L73_SPKMASPA	0x58	/* SPK Mono Mixer: ASP Mono/L/R Att. */
+#define CS42L73_SPKMVSPMA	0x59	/* SPK Mono Mixer: VSP Mono Atten. */
+#define CS42L73_ESLMIPMA	0x5A	/* Ear/SpLO Mono Mixer: */
+#define CS42L73_ESLMXSPA	0x5B	/* Ear/SpLO Mono Mixer: XSP */
+#define CS42L73_ESLMASPA	0x5C	/* Ear/SpLO Mono Mixer: ASP */
+#define CS42L73_ESLMVSPMA	0x5D	/* Ear/SpLO Mono Mixer: VSP */
+#define CS42L73_IM1		0x5E	/* Interrupt Mask 1.  */
+#define CS42L73_IM2		0x5F	/* Interrupt Mask 2. */
+#define CS42L73_IS1		0x60	/* Interrupt Status 1 [RO]. */
+#define CS42L73_IS2		0x61	/* Interrupt Status 2 [RO]. */
+
+/* Bitfield Definitions */
+
+/* CS42L73_PWRCTL1 */
+#define PDN_ADCB		(1 << 7)
+#define PDN_DMICB		(1 << 6)
+#define PDN_ADCA		(1 << 5)
+#define PDN_DMICA		(1 << 4)
+#define PDN_LDO			(1 << 2)
+#define DISCHG_FILT		(1 << 1)
+#define PDN			(1 << 0)
+
+/* CS42L73_PWRCTL2 */
+#define PDN_MIC2_BIAS		(1 << 7)
+#define PDN_MIC1_BIAS		(1 << 6)
+#define PDN_VSP			(1 << 4)
+#define PDN_ASP_SDOUT		(1 << 3)
+#define PDN_ASP_SDIN		(1 << 2)
+#define PDN_XSP_SDOUT		(1 << 1)
+#define PDN_XSP_SDIN		(1 << 0)
+
+/* CS42L73_PWRCTL3 */
+#define PDN_THMS		(1 << 5)
+#define PDN_SPKLO		(1 << 4)
+#define PDN_EAR			(1 << 3)
+#define PDN_SPK			(1 << 2)
+#define PDN_LO			(1 << 1)
+#define PDN_HP			(1 << 0)
+
+/* Thermal Overload Detect. Requires interrupt ... */
+#define THMOVLD_150C		0
+#define THMOVLD_132C		1
+#define THMOVLD_115C		2
+#define THMOVLD_098C		3
+
+
+/* CS42L73_ASPC, CS42L73_XSPC, CS42L73_VSPC */
+#define	SP_3ST			(1 << 7)
+#define SPDIF_I2S		0
+#define SPDIF_PCM		(1 << 6)
+#define PCM_MODE0		0
+#define PCM_MODE1		1
+#define PCM_MODE2		2
+#define PCM_BO_MSBLSB		0
+#define PCM_BO_LSBMSB		1
+#define MCK_SCLK_64FS		0
+#define MCK_SCLK_MCLK		2
+#define MCK_SCLK_PREMCLK	3
+
+/* CS42L73_xSPMMCC */
+#define MS_MASTER		(1 << 7)
+
+
+/* CS42L73_DMMCC */
+#define MCLKDIS			(1 << 0)
+#define MCLKSEL_MCLK2		(1 << 4)
+#define MCLKSEL_MCLK1		(0 << 4)
+
+/* CS42L73 MCLK derived from MCLK1 or MCLK2 */
+#define CS42L73_CLKID_MCLK1     0
+#define CS42L73_CLKID_MCLK2     1
+
+#define CS42L73_MCLKXDIV	0
+#define CS42L73_MMCCDIV         1
+
+#define CS42L73_XSP		0
+#define CS42L73_ASP		1
+#define CS42L73_VSP		2
+
+/* IS1, IM1 */
+#define MIC2_SDET		(1 << 6)
+#define THMOVLD			(1 << 4)
+#define DIGMIXOVFL		(1 << 3)
+#define IPBOVFL			(1 << 1)
+#define IPAOVFL			(1 << 0)
+
+/* Analog Softramp */
+#define ANLGOSFT		(1 << 0)
+
+/* HP A/B Analog Mute */
+#define HPA_MUTE		(1 << 7)
+/* LO A/B Analog Mute	*/
+#define LOA_MUTE		(1 << 7)
+/* Digital Mute */
+#define HLAD_MUTE		(1 << 0)
+#define HLBD_MUTE		(1 << 1)
+#define SPKD_MUTE		(1 << 2)
+#define ESLD_MUTE		(1 << 3)
+
+/* Misc defines for codec */
+#define CS42L73_RESET_GPIO 143
+
+#define CS42L73_DEVID		0x00042A73
+#define CS42L73_MCLKX_MIN	5644800
+#define CS42L73_MCLKX_MAX	38400000
+
+#define CS42L73_SPC(id)		(CS42L73_XSPC + (id << 1))
+#define CS42L73_MMCC(id)	(CS42L73_XSPMMCC + (id << 1))
+#define CS42L73_SPFS(id)	((id == CS42L73_ASP) ? CS42L73_ASPC : CS42L73_VXSPFS)
+
+#endif	/* __CS42L73_H__ */
-- 
1.7.6.3




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