ASoC: tas2764: Mark die temp register as volatile

Reading the temperature register always returns the first value
read from the chip due to regcache.

Mark TAS2764_TEMP as volatile to prevent returning stale, cached
values when reading the die temp.

Fixes: 186dfc85f9a8 ("ASoC: tas2764: expose die temp to hwmon")
Signed-off-by: James Calligeros <jcalligeros99@gmail.com>
Link: https://patch.msgid.link/20260425-tas27xx-hwmon-fixes-v1-1-83c13b8e8f54@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/tas2764.c b/sound/soc/codecs/tas2764.c
index 423b7073b30221a5fa19ee3bbf1a442b93d87a2d..6aab6d2b741910d60efb9b28ec0887c5570604f2 100644 (file)
--- a/sound/soc/codecs/tas2764.c
+++ b/sound/soc/codecs/tas2764.c
@@ -904,6 +904,7 @@ static bool tas2764_volatile_register(struct device *dev, unsigned int reg)
 {
        switch (reg) {
        case TAS2764_SW_RST:
+       case TAS2764_TEMP:
        case TAS2764_INT_LTCH0 ... TAS2764_INT_LTCH4:
        case TAS2764_INT_CLK_CFG:
                return true;