ASoC: add rt298 codec driver

It is the initial version of ALC298 codec driver.
Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

include/sound/rt298.h

+/*
+ * linux/sound/rt286.h -- Platform data for RT286
+ *
+ * Copyright 2013 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_RT298_H
+#define __LINUX_SND_RT298_H
+
+struct rt298_platform_data {
+	bool cbj_en; /*combo jack enable*/
+	bool gpio2_en; /*GPIO2 enable*/
+	bool suspend_power_off; /* power is off during suspend */
+};
+
+#endif

sound/soc/codecs/Kconfig

@@ -83,6 +83,7 @@ config SND_SOC_ALL_CODECS
 	select SND_SOC_PCM512x_I2C if I2C
 	select SND_SOC_PCM512x_SPI if SPI_MASTER
 	select SND_SOC_RT286 if I2C
+	select SND_SOC_RT298 if I2C
 	select SND_SOC_RT5631 if I2C
 	select SND_SOC_RT5640 if I2C
 	select SND_SOC_RT5645 if I2C
@@ -512,12 +513,18 @@ config SND_SOC_RL6231
 config SND_SOC_RL6347A
 	tristate
 	default y if SND_SOC_RT286=y
+	default y if SND_SOC_RT298=y
 	default m if SND_SOC_RT286=m
+	default m if SND_SOC_RT298=m
 
 config SND_SOC_RT286
 	tristate
 	depends on I2C
 
+config SND_SOC_RT298
+	tristate
+	depends on I2C
+
 config SND_SOC_RT5631
 	tristate "Realtek ALC5631/RT5631 CODEC"
 	depends on I2C

sound/soc/codecs/Makefile

@@ -79,6 +79,7 @@ snd-soc-pcm512x-spi-objs := pcm512x-spi.o
 snd-soc-rl6231-objs := rl6231.o
 snd-soc-rl6347a-objs := rl6347a.o
 snd-soc-rt286-objs := rt286.o
+snd-soc-rt298-objs := rt298.o
 snd-soc-rt5631-objs := rt5631.o
 snd-soc-rt5640-objs := rt5640.o
 snd-soc-rt5645-objs := rt5645.o
@@ -266,6 +267,7 @@ obj-$(CONFIG_SND_SOC_PCM512x_SPI)	+= snd-soc-pcm512x-spi.o
 obj-$(CONFIG_SND_SOC_RL6231)	+= snd-soc-rl6231.o
 obj-$(CONFIG_SND_SOC_RL6347A)	+= snd-soc-rl6347a.o
 obj-$(CONFIG_SND_SOC_RT286)	+= snd-soc-rt286.o
+obj-$(CONFIG_SND_SOC_RT298)	+= snd-soc-rt298.o
 obj-$(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

sound/soc/codecs/rt298.h

+/*
+ * rt298.h  --  RT298 ALSA SoC audio driver
+ *
+ * Copyright 2011 Realtek Microelectronics
+ * Author: Johnny Hsu <johnnyhsu@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 __RT298_H__
+#define __RT298_H__
+
+#define VERB_CMD(V, N, D) ((N << 20) | (V << 8) | D)
+
+#define RT298_AUDIO_FUNCTION_GROUP			0x01
+#define RT298_DAC_OUT1					0x02
+#define RT298_DAC_OUT2					0x03
+#define RT298_DIG_CVT					0x06
+#define RT298_ADC_IN1					0x09
+#define RT298_ADC_IN2					0x08
+#define RT298_MIXER_IN					0x0b
+#define RT298_MIXER_OUT1				0x0c
+#define RT298_MIXER_OUT2				0x0d
+#define RT298_DMIC1					0x12
+#define RT298_DMIC2					0x13
+#define RT298_SPK_OUT					0x14
+#define RT298_MIC1					0x18
+#define RT298_LINE1					0x1a
+#define RT298_BEEP					0x1d
+#define RT298_SPDIF					0x1e
+#define RT298_VENDOR_REGISTERS				0x20
+#define RT298_HP_OUT					0x21
+#define RT298_MIXER_IN1					0x22
+#define RT298_MIXER_IN2					0x23
+
+#define RT298_SET_PIN_SFT				6
+#define RT298_SET_PIN_ENABLE				0x40
+#define RT298_SET_PIN_DISABLE				0
+#define RT298_SET_EAPD_HIGH				0x2
+#define RT298_SET_EAPD_LOW				0
+
+#define RT298_MUTE_SFT					7
+
+/* Verb commands */
+#define RT298_GET_PARAM(NID, PARAM) VERB_CMD(AC_VERB_PARAMETERS, NID, PARAM)
+#define RT298_SET_POWER(NID) VERB_CMD(AC_VERB_SET_POWER_STATE, NID, 0)
+#define RT298_SET_AUDIO_POWER RT298_SET_POWER(RT298_AUDIO_FUNCTION_GROUP)
+#define RT298_SET_HPO_POWER RT298_SET_POWER(RT298_HP_OUT)
+#define RT298_SET_SPK_POWER RT298_SET_POWER(RT298_SPK_OUT)
+#define RT298_SET_DMIC1_POWER RT298_SET_POWER(RT298_DMIC1)
+#define RT298_SPK_MUX\
+	VERB_CMD(AC_VERB_SET_CONNECT_SEL, RT298_SPK_OUT, 0)
+#define RT298_HPO_MUX\
+	VERB_CMD(AC_VERB_SET_CONNECT_SEL, RT298_HP_OUT, 0)
+#define RT298_ADC0_MUX\
+	VERB_CMD(AC_VERB_SET_CONNECT_SEL, RT298_MIXER_IN1, 0)
+#define RT298_ADC1_MUX\
+	VERB_CMD(AC_VERB_SET_CONNECT_SEL, RT298_MIXER_IN2, 0)
+#define RT298_SET_MIC1\
+	VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_MIC1, 0)
+#define RT298_SET_PIN_HPO\
+	VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_HP_OUT, 0)
+#define RT298_SET_PIN_SPK\
+	VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_SPK_OUT, 0)
+#define RT298_SET_PIN_DMIC1\
+	VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_DMIC1, 0)
+#define RT298_SET_PIN_SPDIF\
+	VERB_CMD(AC_VERB_SET_PIN_WIDGET_CONTROL, RT298_SPDIF, 0)
+#define RT298_SET_PIN_DIG_CVT\
+	VERB_CMD(AC_VERB_SET_DIGI_CONVERT_1, RT298_DIG_CVT, 0)
+#define RT298_SPK_EAPD\
+	VERB_CMD(AC_VERB_SET_EAPD_BTLENABLE, RT298_SPK_OUT, 0)
+#define RT298_SET_AMP_GAIN_HPO\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_HP_OUT, 0)
+#define RT298_SET_AMP_GAIN_ADC_IN1\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_ADC_IN1, 0)
+#define RT298_SET_AMP_GAIN_ADC_IN2\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_ADC_IN2, 0)
+#define RT298_GET_HP_SENSE\
+	VERB_CMD(AC_VERB_GET_PIN_SENSE, RT298_HP_OUT, 0)
+#define RT298_GET_MIC1_SENSE\
+	VERB_CMD(AC_VERB_GET_PIN_SENSE, RT298_MIC1, 0)
+#define RT298_SET_DMIC2_DEFAULT\
+	VERB_CMD(AC_VERB_SET_CONFIG_DEFAULT_BYTES_3, RT298_DMIC2, 0)
+#define RT298_SET_SPDIF_DEFAULT\
+	VERB_CMD(AC_VERB_SET_CONFIG_DEFAULT_BYTES_3, RT298_SPDIF, 0)
+#define RT298_DACL_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_DAC_OUT1, 0xa000)
+#define RT298_DACR_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_DAC_OUT1, 0x9000)
+#define RT298_ADCL_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_ADC_IN1, 0x6000)
+#define RT298_ADCR_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_ADC_IN1, 0x5000)
+#define RT298_MIC_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIC1, 0x7000)
+#define RT298_SPOL_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_SPK_OUT, 0xa000)
+#define RT298_SPOR_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_SPK_OUT, 0x9000)
+#define RT298_HPOL_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_HP_OUT, 0xa000)
+#define RT298_HPOR_GAIN\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_HP_OUT, 0x9000)
+#define RT298_F_DAC_SWITCH\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_OUT1, 0x7000)
+#define RT298_F_RECMIX_SWITCH\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_OUT1, 0x7100)
+#define RT298_REC_MIC_SWITCH\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_IN, 0x7000)
+#define RT298_REC_I2S_SWITCH\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_IN, 0x7100)
+#define RT298_REC_LINE_SWITCH\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_IN, 0x7200)
+#define RT298_REC_BEEP_SWITCH\
+	VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, RT298_MIXER_IN, 0x7300)
+#define RT298_DAC_FORMAT\
+	VERB_CMD(AC_VERB_SET_STREAM_FORMAT, RT298_DAC_OUT1, 0)
+#define RT298_ADC_FORMAT\
+	VERB_CMD(AC_VERB_SET_STREAM_FORMAT, RT298_ADC_IN1, 0)
+#define RT298_COEF_INDEX\
+	VERB_CMD(AC_VERB_SET_COEF_INDEX, RT298_VENDOR_REGISTERS, 0)
+#define RT298_PROC_COEF\
+	VERB_CMD(AC_VERB_SET_PROC_COEF, RT298_VENDOR_REGISTERS, 0)
+
+/* Index registers */
+#define RT298_A_BIAS_CTRL1	0x01
+#define RT298_A_BIAS_CTRL2	0x02
+#define RT298_POWER_CTRL1	0x03
+#define RT298_A_BIAS_CTRL3	0x04
+#define RT298_POWER_CTRL2	0x08
+#define RT298_I2S_CTRL1		0x09
+#define RT298_I2S_CTRL2		0x0a
+#define RT298_CLK_DIV		0x0b
+#define RT298_DC_GAIN		0x0d
+#define RT298_POWER_CTRL3	0x0f
+#define RT298_MIC1_DET_CTRL	0x19
+#define RT298_MISC_CTRL1	0x20
+#define RT298_IRQ_CTRL		0x33
+#define RT298_WIND_FILTER_CTRL	0x46
+#define RT298_PLL_CTRL1		0x49
+#define RT298_CBJ_CTRL1		0x4f
+#define RT298_CBJ_CTRL2		0x50
+#define RT298_PLL_CTRL		0x63
+#define RT298_DEPOP_CTRL1	0x66
+#define RT298_DEPOP_CTRL2	0x67
+#define RT298_DEPOP_CTRL3	0x68
+#define RT298_DEPOP_CTRL4	0x69
+
+/* SPDIF (0x06) */
+#define RT298_SPDIF_SEL_SFT	0
+#define RT298_SPDIF_SEL_PCM0	0
+#define RT298_SPDIF_SEL_PCM1	1
+#define RT298_SPDIF_SEL_SPOUT	2
+#define RT298_SPDIF_SEL_PP	3
+
+/* RECMIX (0x0b) */
+#define RT298_M_REC_BEEP_SFT	0
+#define RT298_M_REC_LINE1_SFT	1
+#define RT298_M_REC_MIC1_SFT	2
+#define RT298_M_REC_I2S_SFT	3
+
+/* Front (0x0c) */
+#define RT298_M_FRONT_DAC_SFT	0
+#define RT298_M_FRONT_REC_SFT	1
+
+/* SPK-OUT (0x14) */
+#define RT298_M_SPK_MUX_SFT	14
+#define RT298_SPK_SEL_MASK	0x1
+#define RT298_SPK_SEL_SFT	0
+#define RT298_SPK_SEL_F		0
+#define RT298_SPK_SEL_S		1
+
+/* HP-OUT (0x21) */
+#define RT298_M_HP_MUX_SFT	14
+#define RT298_HP_SEL_MASK	0x1
+#define RT298_HP_SEL_SFT	0
+#define RT298_HP_SEL_F		0
+#define RT298_HP_SEL_S		1
+
+/* ADC (0x22) (0x23) */
+#define RT298_ADC_SEL_MASK	0x7
+#define RT298_ADC_SEL_SFT	0
+#define RT298_ADC_SEL_SURR	0
+#define RT298_ADC_SEL_FRONT	1
+#define RT298_ADC_SEL_DMIC	2
+#define RT298_ADC_SEL_BEEP	4
+#define RT298_ADC_SEL_LINE1	5
+#define RT298_ADC_SEL_I2S	6
+#define RT298_ADC_SEL_MIC1	7
+
+#define RT298_SCLK_S_MCLK	0
+#define RT298_SCLK_S_PLL	1
+
+enum {
+	RT298_AIF1,
+	RT298_AIF2,
+	RT298_AIFS,
+};
+
+int rt298_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack);
+
+#endif /* __RT298_H__ */
+