- Declare SR as volatile, as it is changed by hardware.
- Remove TXDR from readable and volatile register list,
as it is intended for write accesses only.
Signed-off-by: Olivier Moysan <olivier.moysan@xxxxxx>
---
sound/soc/stm/stm32_i2s.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/sound/soc/stm/stm32_i2s.c b/sound/soc/stm/stm32_i2s.c
index c18e068c1a0d..952634258b02 100644
--- a/sound/soc/stm/stm32_i2s.c
+++ b/sound/soc/stm/stm32_i2s.c
@@ -278,7 +278,6 @@ static bool stm32_i2s_readable_reg(struct device *dev, unsigned int reg)
case STM32_I2S_CFG2_REG:
case STM32_I2S_IER_REG:
case STM32_I2S_SR_REG:
- case STM32_I2S_TXDR_REG:
case STM32_I2S_RXDR_REG:
case STM32_I2S_CGFR_REG:
return true;
@@ -290,7 +289,7 @@ static bool stm32_i2s_readable_reg(struct device *dev, unsigned int reg)
static bool stm32_i2s_volatile_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
- case STM32_I2S_TXDR_REG:
+ case STM32_I2S_SR_REG:
case STM32_I2S_RXDR_REG:
return true;
default:
--
2.7.4
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