ASoC: fsl_esai: ETDR and TX0~5 registers are non volatile

ETDR and TX0~5 registers are writable and not readable. So they are non
volatile. Remove them from volatile list, and add default register value for
them.

Signed-off-by: Zidan Wang <zidan.wang@freescale.com>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index 59f234e..504e731 100644 (file)
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -653,21 +653,28 @@ static const struct snd_soc_component_driver fsl_esai_component = {
 };
 
 static const struct reg_default fsl_esai_reg_defaults[] = {
-       {0x8,  0x00000000},
-       {0x10, 0x00000000},
-       {0x18, 0x00000000},
-       {0x98, 0x00000000},
-       {0xd0, 0x00000000},
-       {0xd4, 0x00000000},
-       {0xd8, 0x00000000},
-       {0xdc, 0x00000000},
-       {0xe0, 0x00000000},
-       {0xe4, 0x0000ffff},
-       {0xe8, 0x0000ffff},
-       {0xec, 0x0000ffff},
-       {0xf0, 0x0000ffff},
-       {0xf8, 0x00000000},
-       {0xfc, 0x00000000},
+       {REG_ESAI_ETDR,  0x00000000},
+       {REG_ESAI_ECR,   0x00000000},
+       {REG_ESAI_TFCR,  0x00000000},
+       {REG_ESAI_RFCR,  0x00000000},
+       {REG_ESAI_TX0,   0x00000000},
+       {REG_ESAI_TX1,   0x00000000},
+       {REG_ESAI_TX2,   0x00000000},
+       {REG_ESAI_TX3,   0x00000000},
+       {REG_ESAI_TX4,   0x00000000},
+       {REG_ESAI_TX5,   0x00000000},
+       {REG_ESAI_TSR,   0x00000000},
+       {REG_ESAI_SAICR, 0x00000000},
+       {REG_ESAI_TCR,   0x00000000},
+       {REG_ESAI_TCCR,  0x00000000},
+       {REG_ESAI_RCR,   0x00000000},
+       {REG_ESAI_RCCR,  0x00000000},
+       {REG_ESAI_TSMA,  0x0000ffff},
+       {REG_ESAI_TSMB,  0x0000ffff},
+       {REG_ESAI_RSMA,  0x0000ffff},
+       {REG_ESAI_RSMB,  0x0000ffff},
+       {REG_ESAI_PRRC,  0x00000000},
+       {REG_ESAI_PCRC,  0x00000000},
 };
 
 static bool fsl_esai_readable_reg(struct device *dev, unsigned int reg)
@@ -705,17 +712,10 @@ static bool fsl_esai_readable_reg(struct device *dev, unsigned int reg)
 static bool fsl_esai_volatile_reg(struct device *dev, unsigned int reg)
 {
        switch (reg) {
-       case REG_ESAI_ETDR:
        case REG_ESAI_ERDR:
        case REG_ESAI_ESR:
        case REG_ESAI_TFSR:
        case REG_ESAI_RFSR:
-       case REG_ESAI_TX0:
-       case REG_ESAI_TX1:
-       case REG_ESAI_TX2:
-       case REG_ESAI_TX3:
-       case REG_ESAI_TX4:
-       case REG_ESAI_TX5:
        case REG_ESAI_RX0:
        case REG_ESAI_RX1:
        case REG_ESAI_RX2: