ASoC: wm8998: Initial WM8998 codec driver

Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/Kconfig

@@ -171,6 +171,7 @@ config SND_SOC_ALL_CODECS
 	select SND_SOC_WM8995 if SND_SOC_I2C_AND_SPI
 	select SND_SOC_WM8996 if I2C
 	select SND_SOC_WM8997 if MFD_WM8997
+	select SND_SOC_WM8998 if MFD_WM8998
 	select SND_SOC_WM9081 if I2C
 	select SND_SOC_WM9090 if I2C
 	select SND_SOC_WM9705 if SND_SOC_AC97_BUS
@@ -195,9 +196,11 @@ config SND_SOC_ARIZONA
 	default y if SND_SOC_WM5102=y
 	default y if SND_SOC_WM5110=y
 	default y if SND_SOC_WM8997=y
+	default y if SND_SOC_WM8998=y
 	default m if SND_SOC_WM5102=m
 	default m if SND_SOC_WM5110=m
 	default m if SND_SOC_WM8997=m
+	default m if SND_SOC_WM8998=m
 
 config SND_SOC_WM_HUBS
 	tristate
@@ -865,6 +868,9 @@ config SND_SOC_WM8996
 config SND_SOC_WM8997
 	tristate
 
+config SND_SOC_WM8998
+	tristate
+
 config SND_SOC_WM9081
 	tristate
 

sound/soc/codecs/Makefile

@@ -176,6 +176,7 @@ snd-soc-wm8993-objs := wm8993.o
 snd-soc-wm8994-objs := wm8994.o wm8958-dsp2.o
 snd-soc-wm8995-objs := wm8995.o
 snd-soc-wm8997-objs := wm8997.o
+snd-soc-wm8998-objs := wm8998.o
 snd-soc-wm9081-objs := wm9081.o
 snd-soc-wm9090-objs := wm9090.o
 snd-soc-wm9705-objs := wm9705.o
@@ -364,6 +365,7 @@ obj-$(CONFIG_SND_SOC_WM8993)	+= snd-soc-wm8993.o
 obj-$(CONFIG_SND_SOC_WM8994)	+= snd-soc-wm8994.o
 obj-$(CONFIG_SND_SOC_WM8995)	+= snd-soc-wm8995.o
 obj-$(CONFIG_SND_SOC_WM8997)	+= snd-soc-wm8997.o
+obj-$(CONFIG_SND_SOC_WM8998)	+= snd-soc-wm8998.o
 obj-$(CONFIG_SND_SOC_WM9081)	+= snd-soc-wm9081.o
 obj-$(CONFIG_SND_SOC_WM9090)	+= snd-soc-wm9090.o
 obj-$(CONFIG_SND_SOC_WM9705)	+= snd-soc-wm9705.o

sound/soc/codecs/arizona.c

@@ -316,6 +316,7 @@ const char *arizona_mixer_texts[ARIZONA_NUM_MIXER_INPUTS] = {
 	"Tone Generator 2",
 	"Haptics",
 	"AEC",
+	"AEC2",
 	"Mic Mute Mixer",
 	"Noise Generator",
 	"IN1L",
@@ -423,6 +424,7 @@ int arizona_mixer_values[ARIZONA_NUM_MIXER_INPUTS] = {
 	0x05,
 	0x06,  /* Haptics */
 	0x08,  /* AEC */
+	0x09,  /* AEC2 */
 	0x0c,  /* Noise mixer */
 	0x0d,  /* Comfort noise */
 	0x10,  /* IN1L */
@@ -527,6 +529,32 @@ EXPORT_SYMBOL_GPL(arizona_mixer_values);
 const DECLARE_TLV_DB_SCALE(arizona_mixer_tlv, -3200, 100, 0);
 EXPORT_SYMBOL_GPL(arizona_mixer_tlv);
 
+const char * const arizona_sample_rate_text[ARIZONA_SAMPLE_RATE_ENUM_SIZE] = {
+	"12kHz", "24kHz", "48kHz", "96kHz", "192kHz",
+	"11.025kHz", "22.05kHz", "44.1kHz", "88.2kHz", "176.4kHz",
+	"4kHz", "8kHz", "16kHz", "32kHz",
+};
+EXPORT_SYMBOL_GPL(arizona_sample_rate_text);
+
+const unsigned int arizona_sample_rate_val[ARIZONA_SAMPLE_RATE_ENUM_SIZE] = {
+	0x01, 0x02, 0x03, 0x04, 0x05, 0x09, 0x0A, 0x0B, 0x0C, 0x0D,
+	0x10, 0x11, 0x12, 0x13,
+};
+EXPORT_SYMBOL_GPL(arizona_sample_rate_val);
+
+const char *arizona_sample_rate_val_to_name(unsigned int rate_val)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(arizona_sample_rate_val); ++i) {
+		if (arizona_sample_rate_val[i] == rate_val)
+			return arizona_sample_rate_text[i];
+	}
+
+	return "Illegal";
+}
+EXPORT_SYMBOL_GPL(arizona_sample_rate_val_to_name);
+
 const char *arizona_rate_text[ARIZONA_RATE_ENUM_SIZE] = {
 	"SYNCCLK rate", "8kHz", "16kHz", "ASYNCCLK rate",
 };
@@ -1884,6 +1912,11 @@ static int arizona_calc_fratio(struct arizona_fll *fll,
 		if (fll->arizona->rev < 3 || sync)
 			return init_ratio;
 		break;
+	case WM8998:
+	case WM1814:
+		if (sync)
+			return init_ratio;
+		break;
 	default:
 		return init_ratio;
 	}

sound/soc/codecs/arizona.h

@@ -93,7 +93,7 @@ struct arizona_priv {
 	bool dvfs_cached;
 };
 
-#define ARIZONA_NUM_MIXER_INPUTS 103
+#define ARIZONA_NUM_MIXER_INPUTS 104
 
 extern const unsigned int arizona_mixer_tlv[];
 extern const char *arizona_mixer_texts[ARIZONA_NUM_MIXER_INPUTS];
@@ -214,8 +214,12 @@ extern int arizona_mixer_values[ARIZONA_NUM_MIXER_INPUTS];
 	 .num_regs = 1 }) }
 
 #define ARIZONA_RATE_ENUM_SIZE 4
+#define ARIZONA_SAMPLE_RATE_ENUM_SIZE 14
+
 extern const char *arizona_rate_text[ARIZONA_RATE_ENUM_SIZE];
 extern const int arizona_rate_val[ARIZONA_RATE_ENUM_SIZE];
+extern const char * const arizona_sample_rate_text[ARIZONA_SAMPLE_RATE_ENUM_SIZE];
+extern const unsigned int arizona_sample_rate_val[ARIZONA_SAMPLE_RATE_ENUM_SIZE];
 
 extern const struct soc_enum arizona_isrc_fsl[];
 extern const struct soc_enum arizona_isrc_fsh[];
@@ -301,4 +305,5 @@ int arizona_set_output_mode(struct snd_soc_codec *codec, int output,
 
 extern bool arizona_input_analog(struct snd_soc_codec *codec, int shift);
 
+extern const char *arizona_sample_rate_val_to_name(unsigned int rate_val);
 #endif

sound/soc/codecs/wm8998.h

+/*
+ * wm8998.h -- ALSA SoC Audio driver for WM8998 codecs
+ *
+ * Copyright 2015 Cirrus Logic, Inc.
+ *
+ * Author: Richard Fitzgerald <rf@opensource.wolfsonmicro.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 _WM8998_H
+#define _WM8998_H
+
+#include "arizona.h"
+
+#define WM8998_FLL1        1
+#define WM8998_FLL2        2
+#define WM8998_FLL1_REFCLK 3
+#define WM8998_FLL2_REFCLK 4
+
+#endif