Applied "ASoC: stm32: i2s: fix registers declaration in regmap" to the asoc tree

Mark Brown broonie at
Mon Mar 11 10:23:24 PDT 2019

The patch

   ASoC: stm32: i2s: fix registers declaration in regmap

has been applied to the asoc tree at 

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>From a39fe6e2061615496c12825d6d249fedf1974f8a Mon Sep 17 00:00:00 2001
From: Olivier Moysan <olivier.moysan at>
Date: Mon, 11 Mar 2019 16:39:28 +0100
Subject: [PATCH] ASoC: stm32: i2s: fix registers declaration in regmap

- 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 at>
Signed-off-by: Mark Brown <broonie at>
 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 47c334de6b09..8968458eec62 100644
--- a/sound/soc/stm/stm32_i2s.c
+++ b/sound/soc/stm/stm32_i2s.c
@@ -281,7 +281,6 @@ 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;
@@ -293,7 +292,7 @@ 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;

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