ASoC: cs42l42: Don't set defaults for volatile registers

Volatile registers don't need a default value.

Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Fixes: 2c394ca79604 ("ASoC: Add support for CS42L42 codec")
Link: https://lore.kernel.org/r/20211015133619.4698-5-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index a450268..e5a97e9 100644 (file)
--- a/sound/soc/codecs/cs42l42.c
+++ b/sound/soc/codecs/cs42l42.c
@@ -41,7 +41,6 @@
 static const struct reg_default cs42l42_reg_defaults[] = {
        { CS42L42_FRZ_CTL,                      0x00 },
        { CS42L42_SRC_CTL,                      0x10 },
-       { CS42L42_MCLK_STATUS,                  0x02 },
        { CS42L42_MCLK_CTL,                     0x02 },
        { CS42L42_SFTRAMP_RATE,                 0xA4 },
        { CS42L42_I2C_DEBOUNCE,                 0x88 },
@@ -57,11 +56,9 @@ static const struct reg_default cs42l42_reg_defaults[] = {
        { CS42L42_RSENSE_CTL3,                  0x1B },
        { CS42L42_TSENSE_CTL,                   0x1B },
        { CS42L42_TSRS_INT_DISABLE,             0x00 },
-       { CS42L42_TRSENSE_STATUS,               0x00 },
        { CS42L42_HSDET_CTL1,                   0x77 },
        { CS42L42_HSDET_CTL2,                   0x00 },
        { CS42L42_HS_SWITCH_CTL,                0xF3 },
-       { CS42L42_HS_DET_STATUS,                0x00 },
        { CS42L42_HS_CLAMP_DISABLE,             0x00 },
        { CS42L42_MCLK_SRC_SEL,                 0x00 },
        { CS42L42_SPDIF_CLK_CFG,                0x00 },
@@ -75,18 +72,6 @@ static const struct reg_default cs42l42_reg_defaults[] = {
        { CS42L42_IN_ASRC_CLK,                  0x00 },
        { CS42L42_OUT_ASRC_CLK,                 0x00 },
        { CS42L42_PLL_DIV_CFG1,                 0x00 },
-       { CS42L42_ADC_OVFL_STATUS,              0x00 },
-       { CS42L42_MIXER_STATUS,                 0x00 },
-       { CS42L42_SRC_STATUS,                   0x00 },
-       { CS42L42_ASP_RX_STATUS,                0x00 },
-       { CS42L42_ASP_TX_STATUS,                0x00 },
-       { CS42L42_CODEC_STATUS,                 0x00 },
-       { CS42L42_DET_INT_STATUS1,              0x00 },
-       { CS42L42_DET_INT_STATUS2,              0x00 },
-       { CS42L42_SRCPL_INT_STATUS,             0x00 },
-       { CS42L42_VPMON_STATUS,                 0x00 },
-       { CS42L42_PLL_LOCK_STATUS,              0x00 },
-       { CS42L42_TSRS_PLUG_STATUS,             0x00 },
        { CS42L42_ADC_OVFL_INT_MASK,            0x01 },
        { CS42L42_MIXER_INT_MASK,               0x0F },
        { CS42L42_SRC_INT_MASK,                 0x0F },
@@ -105,8 +90,6 @@ static const struct reg_default cs42l42_reg_defaults[] = {
        { CS42L42_PLL_CTL3,                     0x10 },
        { CS42L42_PLL_CAL_RATIO,                0x80 },
        { CS42L42_PLL_CTL4,                     0x03 },
-       { CS42L42_LOAD_DET_RCSTAT,              0x00 },
-       { CS42L42_LOAD_DET_DONE,                0x00 },
        { CS42L42_LOAD_DET_EN,                  0x00 },
        { CS42L42_HSBIAS_SC_AUTOCTL,            0x03 },
        { CS42L42_WAKE_CTL,                     0xC0 },
@@ -115,8 +98,6 @@ static const struct reg_default cs42l42_reg_defaults[] = {
        { CS42L42_MISC_DET_CTL,                 0x03 },
        { CS42L42_MIC_DET_CTL1,                 0x1F },
        { CS42L42_MIC_DET_CTL2,                 0x2F },
-       { CS42L42_DET_STATUS1,                  0x00 },
-       { CS42L42_DET_STATUS2,                  0x00 },
        { CS42L42_DET_INT1_MASK,                0xE0 },
        { CS42L42_DET_INT2_MASK,                0xFF },
        { CS42L42_HS_BIAS_CTL,                  0xC2 },
@@ -182,7 +163,6 @@ static const struct reg_default cs42l42_reg_defaults[] = {
        { CS42L42_ASP_RX_DAI1_CH2_AP_RES,       0x03 },
        { CS42L42_ASP_RX_DAI1_CH2_BIT_MSB,      0x00 },
        { CS42L42_ASP_RX_DAI1_CH2_BIT_LSB,      0x00 },
-       { CS42L42_SUB_REVID,                    0x03 },
 };
 
 static bool cs42l42_readable_register(struct device *dev, unsigned int reg)