diff options
Diffstat (limited to 'sound/soc/codecs/rt1308-sdw.c')
| -rw-r--r-- | sound/soc/codecs/rt1308-sdw.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/sound/soc/codecs/rt1308-sdw.c b/sound/soc/codecs/rt1308-sdw.c index 5c29416aa781..f99aed353f10 100644 --- a/sound/soc/codecs/rt1308-sdw.c +++ b/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); |