ASoC: codecs: Add da7213 codec

This patch adds support for the Dialog DA7213 audio codec.
Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

include/sound/da7213.h

+/*
+ * da7213.h - DA7213 ASoC Codec Driver Platform Data
+ *
+ * Copyright (c) 2013 Dialog Semiconductor
+ *
+ * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.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 _DA7213_PDATA_H
+#define _DA7213_PDATA_H
+
+enum da7213_micbias_voltage {
+	DA7213_MICBIAS_1_6V = 0,
+	DA7213_MICBIAS_2_2V = 1,
+	DA7213_MICBIAS_2_5V = 2,
+	DA7213_MICBIAS_3_0V = 3,
+};
+
+enum da7213_dmic_data_sel {
+	DA7213_DMIC_DATA_LRISE_RFALL = 0,
+	DA7213_DMIC_DATA_LFALL_RRISE = 1,
+};
+
+enum da7213_dmic_samplephase {
+	DA7213_DMIC_SAMPLE_ON_CLKEDGE = 0,
+	DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE = 1,
+};
+
+enum da7213_dmic_clk_rate {
+	DA7213_DMIC_CLK_3_0MHZ = 0,
+	DA7213_DMIC_CLK_1_5MHZ = 1,
+};
+
+struct da7213_platform_data {
+	/* Mic Bias voltage */
+	enum da7213_micbias_voltage micbias1_lvl;
+	enum da7213_micbias_voltage micbias2_lvl;
+
+	/* DMIC config */
+	enum da7213_dmic_data_sel dmic_data_sel;
+	enum da7213_dmic_samplephase dmic_samplephase;
+	enum da7213_dmic_clk_rate dmic_clk_rate;
+
+	/* MCLK squaring config */
+	bool mclk_squaring;
+};
+
+#endif /* _DA7213_PDATA_H */

sound/soc/codecs/Kconfig

@@ -36,6 +36,7 @@ config SND_SOC_ALL_CODECS
 	select SND_SOC_CS4271 if SND_SOC_I2C_AND_SPI
 	select SND_SOC_CX20442
 	select SND_SOC_DA7210 if I2C
+	select SND_SOC_DA7213 if I2C
 	select SND_SOC_DA732X if I2C
 	select SND_SOC_DA9055 if I2C
 	select SND_SOC_DFBMCS320
@@ -247,6 +248,9 @@ config SND_SOC_L3
 config SND_SOC_DA7210
         tristate
 
+config SND_SOC_DA7213
+        tristate
+
 config SND_SOC_DA732X
         tristate
 

sound/soc/codecs/Makefile

@@ -23,6 +23,7 @@ snd-soc-cs4270-objs := cs4270.o
 snd-soc-cs4271-objs := cs4271.o
 snd-soc-cx20442-objs := cx20442.o
 snd-soc-da7210-objs := da7210.o
+snd-soc-da7213-objs := da7213.o
 snd-soc-da732x-objs := da732x.o
 snd-soc-da9055-objs := da9055.o
 snd-soc-dfbmcs320-objs := dfbmcs320.o
@@ -147,6 +148,7 @@ obj-$(CONFIG_SND_SOC_CS4270)	+= snd-soc-cs4270.o
 obj-$(CONFIG_SND_SOC_CS4271)	+= snd-soc-cs4271.o
 obj-$(CONFIG_SND_SOC_CX20442)	+= snd-soc-cx20442.o
 obj-$(CONFIG_SND_SOC_DA7210)	+= snd-soc-da7210.o
+obj-$(CONFIG_SND_SOC_DA7213)	+= snd-soc-da7213.o
 obj-$(CONFIG_SND_SOC_DA732X)	+= snd-soc-da732x.o
 obj-$(CONFIG_SND_SOC_DA9055)	+= snd-soc-da9055.o
 obj-$(CONFIG_SND_SOC_DFBMCS320)	+= snd-soc-dfbmcs320.o