Mark the chip ID register as volatile, the current code does work as
without a default value regmap will read from the hardware the first
time, however, this makes it more explicit that this register should be
read from the hardware.
Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
sound/soc/codecs/cs42l52.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sound/soc/codecs/cs42l52.c b/sound/soc/codecs/cs42l52.c
index 0d9c4a5..1164990 100644
--- a/sound/soc/codecs/cs42l52.c
+++ b/sound/soc/codecs/cs42l52.c
@@ -120,6 +120,7 @@ static bool cs42l52_readable_register(struct device *dev, unsigned int reg)
static bool cs42l52_volatile_register(struct device *dev, unsigned int reg)
{
switch (reg) {
+ case CS42L52_CHIP:
case CS42L52_IFACE_CTL2:
case CS42L52_CLK_STATUS:
case CS42L52_BATT_LEVEL:
--
2.1.4
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