- 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@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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;
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: