ASoC: rt1015: fix i2c communication error

BugLink: https://bugs.launchpad.net/bugs/1923069
[ Upstream commit 9e0bdaa9fcb8c64efc1487a7fba07722e7bc515e ]

Remove 0x100 cache re-sync to solve i2c communication error.

Signed-off-by: Jack Yu <jack.yu@realtek.com>
Link: https://lore.kernel.org/r/20210222090057.29532-1-jack.yu@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Andrea Righi <andrea.righi@canonical.com>

diff --git a/sound/soc/codecs/rt1015.c b/sound/soc/codecs/rt1015.c
index 32e6bcf763d1d95ca280a1974fe531e2d0259769..4607039a16e7f7a751cd99bb207a6974fe0181a6 100644 (file)
--- a/sound/soc/codecs/rt1015.c
+++ b/sound/soc/codecs/rt1015.c
@@ -209,6 +209,7 @@ static bool rt1015_volatile_register(struct device *dev, unsigned int reg)
        case RT1015_VENDOR_ID:
        case RT1015_DEVICE_ID:
        case RT1015_PRO_ALT:
+       case RT1015_MAN_I2C:
        case RT1015_DAC3:
        case RT1015_VBAT_TEST_OUT1:
        case RT1015_VBAT_TEST_OUT2: