[PATCH 06/16] ASoC: sun4i-i2s: Adjust regmap settings

Clément Péron peron.clem at gmail.com
Sat Jul 4 07:38:52 EDT 2020


From: Marcus Cooper <codekipper at gmail.com>

Bypass the regmap cache when flushing or reading the i2s FIFOs.

Signed-off-by: Marcus Cooper <codekipper at gmail.com>
Signed-off-by: Clément Péron <peron.clem at gmail.com>
---
 sound/soc/sunxi/sun4i-i2s.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
index bc7f9343bc7a..d7484c7e8fa2 100644
--- a/sound/soc/sunxi/sun4i-i2s.c
+++ b/sound/soc/sunxi/sun4i-i2s.c
@@ -1120,7 +1120,10 @@ static bool sun4i_i2s_wr_reg(struct device *dev, unsigned int reg)
 static bool sun4i_i2s_volatile_reg(struct device *dev, unsigned int reg)
 {
 	switch (reg) {
+	case SUN4I_I2S_FIFO_CTRL_REG:
 	case SUN4I_I2S_FIFO_RX_REG:
+	case SUN4I_I2S_FIFO_STA_REG:
+	case SUN4I_I2S_FIFO_TX_REG:
 	case SUN4I_I2S_INT_STA_REG:
 	case SUN4I_I2S_RX_CNT_REG:
 	case SUN4I_I2S_TX_CNT_REG:
-- 
2.25.1




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