ASoC: rt1308-sdw: update the preset settings

This patch updates the pad control and checks the
hardware version to set the different preset settings.

Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20221019095731.31101-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt1308-sdw.c

@@ -50,6 +50,7 @@ static bool rt1308_volatile_register(struct device *dev, unsigned int reg)
 	case 0x3008:
 	case 0x300a:
 	case 0xc000:
+	case 0xc710:
 	case 0xc860 ... 0xc863:
 	case 0xc870 ... 0xc873:
 		return true;
@@ -200,6 +201,7 @@ static int rt1308_io_init(struct device *dev, struct sdw_slave *slave)
 {
 	struct rt1308_sdw_priv *rt1308 = dev_get_drvdata(dev);
 	int ret = 0;
+	unsigned int tmp;
 
 	if (rt1308->hw_init)
 		return 0;
@@ -231,6 +233,10 @@ static int rt1308_io_init(struct device *dev, struct sdw_slave *slave)
 	/* sw reset */
 	regmap_write(rt1308->regmap, RT1308_SDW_RESET, 0);
 
+	regmap_read(rt1308->regmap, 0xc710, &tmp);
+	rt1308->hw_ver = tmp;
+	dev_dbg(dev, "%s, hw_ver=0x%x\n", __func__, rt1308->hw_ver);
+
 	/* initial settings */
 	regmap_write(rt1308->regmap, 0xc103, 0xc0);
 	regmap_write(rt1308->regmap, 0xc030, 0x17);
@@ -246,8 +252,14 @@ static int rt1308_io_init(struct device *dev, struct sdw_slave *slave)
 	regmap_write(rt1308->regmap, 0xc062, 0x05);
 	regmap_write(rt1308->regmap, 0xc171, 0x07);
 	regmap_write(rt1308->regmap, 0xc173, 0x0d);
-	regmap_write(rt1308->regmap, 0xc311, 0x7f);
-	regmap_write(rt1308->regmap, 0xc900, 0x90);
+	if (rt1308->hw_ver == RT1308_VER_C) {
+		regmap_write(rt1308->regmap, 0xc311, 0x7f);
+		regmap_write(rt1308->regmap, 0xc300, 0x09);
+	} else {
+		regmap_write(rt1308->regmap, 0xc311, 0x4f);
+		regmap_write(rt1308->regmap, 0xc300, 0x0b);
+	}
+	regmap_write(rt1308->regmap, 0xc900, 0x5a);
 	regmap_write(rt1308->regmap, 0xc1a0, 0x84);
 	regmap_write(rt1308->regmap, 0xc1a1, 0x01);
 	regmap_write(rt1308->regmap, 0xc360, 0x78);
@@ -257,7 +269,6 @@ static int rt1308_io_init(struct device *dev, struct sdw_slave *slave)
 	regmap_write(rt1308->regmap, 0xc070, 0x00);
 	regmap_write(rt1308->regmap, 0xc100, 0xd7);
 	regmap_write(rt1308->regmap, 0xc101, 0xd7);
-	regmap_write(rt1308->regmap, 0xc300, 0x09);
 
 	if (rt1308->first_hw_init) {
 		regcache_cache_bypass(rt1308->regmap, false);

sound/soc/codecs/rt1308-sdw.h

@@ -163,6 +163,7 @@ struct rt1308_sdw_priv {
 	bool first_hw_init;
 	int rx_mask;
 	int slots;
+	int hw_ver;
 };
 
 struct sdw_stream_data {

sound/soc/codecs/rt1308.h

@@ -286,4 +286,9 @@ enum {
 	RT1308_AIFS
 };
 
+enum rt1308_hw_ver {
+	RT1308_VER_C = 2,
+	RT1308_VER_D
+};
+
 #endif		/* end of _RT1308_H_ */