ASoC: Merge rt9120 series from ChiYuan Huang:

Changes from ChiYuan Huang <cy_huang@richtek.com> to fix a couple of
bugs and add a new device ID/quirk for the rt9120s to the driver.

sound/soc/codecs/rt9120.c

 // SPDX-License-Identifier: GPL-2.0
 
 #include <linux/bits.h>
+#include <linux/bitfield.h>
 #include <linux/delay.h>
 #include <linux/gpio/consumer.h>
 #include <linux/i2c.h>
@@ -23,9 +24,11 @@
 #define RT9120_REG_ERRRPT	0x10
 #define RT9120_REG_MSVOL	0x20
 #define RT9120_REG_SWRESET	0x40
+#define RT9120_REG_INTERCFG	0x63
 #define RT9120_REG_INTERNAL0	0x65
 #define RT9120_REG_INTERNAL1	0x69
 #define RT9120_REG_UVPOPT	0x6C
+#define RT9120_REG_DIGCFG	0xF8
 
 #define RT9120_VID_MASK		GENMASK(15, 8)
 #define RT9120_SWRST_MASK	BIT(7)
@@ -46,8 +49,10 @@
 #define RT9120_CFG_WORDLEN_24	24
 #define RT9120_CFG_WORDLEN_32	32
 #define RT9120_DVDD_UVSEL_MASK	GENMASK(5, 4)
+#define RT9120_AUTOSYNC_MASK	BIT(6)
 
-#define RT9120_VENDOR_ID	0x4200
+#define RT9120_VENDOR_ID	0x42
+#define RT9120S_VENDOR_ID	0x43
 #define RT9120_RESET_WAITMS	20
 #define RT9120_CHIPON_WAITMS	20
 #define RT9120_AMPON_WAITMS	50
@@ -61,9 +66,16 @@
 				 SNDRV_PCM_FMTBIT_S24_LE |\
 				 SNDRV_PCM_FMTBIT_S32_LE)
 
+enum {
+	CHIP_IDX_RT9120 = 0,
+	CHIP_IDX_RT9120S,
+	CHIP_IDX_MAX
+};
+
 struct rt9120_data {
 	struct device *dev;
 	struct regmap *regmap;
+	int chip_idx;
 };
 
 /* 11bit [min,max,step] = [-103.9375dB, 24dB, 0.0625dB] */
@@ -149,8 +161,12 @@ static int rt9120_codec_probe(struct snd_soc_component *comp)
 	snd_soc_component_init_regmap(comp, data->regmap);
 
 	/* Internal setting */
-	snd_soc_component_write(comp, RT9120_REG_INTERNAL1, 0x03);
-	snd_soc_component_write(comp, RT9120_REG_INTERNAL0, 0x69);
+	if (data->chip_idx == CHIP_IDX_RT9120S) {
+		snd_soc_component_write(comp, RT9120_REG_INTERCFG, 0xde);
+		snd_soc_component_write(comp, RT9120_REG_INTERNAL0, 0x66);
+	} else
+		snd_soc_component_write(comp, RT9120_REG_INTERNAL0, 0x04);
+
 	return 0;
 }
 
@@ -201,8 +217,8 @@ static int rt9120_hw_params(struct snd_pcm_substream *substream,
 			    struct snd_soc_dai *dai)
 {
 	struct snd_soc_component *comp = dai->component;
-	unsigned int param_width, param_slot_width;
-	int width;
+	unsigned int param_width, param_slot_width, auto_sync;
+	int width, fs;
 
 	switch (width = params_width(param)) {
 	case 16:
@@ -240,6 +256,16 @@ static int rt9120_hw_params(struct snd_pcm_substream *substream,
 
 	snd_soc_component_update_bits(comp, RT9120_REG_I2SWL,
 				      RT9120_AUDWL_MASK, param_slot_width);
+
+	fs = width * params_channels(param);
+	/* If fs is divided by 48, disable auto sync */
+	if (fs % 48 == 0)
+		auto_sync = 0;
+	else
+		auto_sync = RT9120_AUTOSYNC_MASK;
+
+	snd_soc_component_update_bits(comp, RT9120_REG_DIGCFG,
+				      RT9120_AUTOSYNC_MASK, auto_sync);
 	return 0;
 }
 
@@ -279,9 +305,11 @@ static const struct regmap_range rt9120_rd_yes_ranges[] = {
 	regmap_reg_range(0x20, 0x27),
 	regmap_reg_range(0x30, 0x38),
 	regmap_reg_range(0x3A, 0x40),
+	regmap_reg_range(0x63, 0x63),
 	regmap_reg_range(0x65, 0x65),
 	regmap_reg_range(0x69, 0x69),
-	regmap_reg_range(0x6C, 0x6C)
+	regmap_reg_range(0x6C, 0x6C),
+	regmap_reg_range(0xF8, 0xF8)
 };
 
 static const struct regmap_access_table rt9120_rd_table = {
@@ -297,9 +325,11 @@ static const struct regmap_range rt9120_wr_yes_ranges[] = {
 	regmap_reg_range(0x30, 0x38),
 	regmap_reg_range(0x3A, 0x3D),
 	regmap_reg_range(0x40, 0x40),
+	regmap_reg_range(0x63, 0x63),
 	regmap_reg_range(0x65, 0x65),
 	regmap_reg_range(0x69, 0x69),
-	regmap_reg_range(0x6C, 0x6C)
+	regmap_reg_range(0x6C, 0x6C),
+	regmap_reg_range(0xF8, 0xF8)
 };
 
 static const struct regmap_access_table rt9120_wr_table = {
@@ -370,7 +400,7 @@ static int rt9120_reg_write(void *context, unsigned int reg, unsigned int val)
 static const struct regmap_config rt9120_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 32,
-	.max_register = RT9120_REG_UVPOPT,
+	.max_register = RT9120_REG_DIGCFG,
 
 	.reg_read = rt9120_reg_read,
 	.reg_write = rt9120_reg_write,
@@ -388,8 +418,16 @@ static int rt9120_check_vendor_info(struct rt9120_data *data)
 	if (ret)
 		return ret;
 
-	if ((devid & RT9120_VID_MASK) != RT9120_VENDOR_ID) {
-		dev_err(data->dev, "DEVID not correct [0x%04x]\n", devid);
+	devid = FIELD_GET(RT9120_VID_MASK, devid);
+	switch (devid) {
+	case RT9120_VENDOR_ID:
+		data->chip_idx = CHIP_IDX_RT9120;
+		break;
+	case RT9120S_VENDOR_ID:
+		data->chip_idx = CHIP_IDX_RT9120S;
+		break;
+	default:
+		dev_err(data->dev, "DEVID not correct [0x%0x]\n", devid);
 		return -ENODEV;
 	}