In case of error, the function dev_get_regmap() returns NULL pointer not
ERR_PTR(). The IS_ERR() test in the return value check should be
replaced with NULL test.
Signed-off-by: NWei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

Signed-off-by: NKaiChieh Chuang <kaichieh.chuang@mediatek.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

This patch adds the MediaTek MT6351 codec driver.
MT6351 communicate with SoC through MediaTek PMIC wrapper.
MT6351 use MediaTek proprietary audio interface.
Signed-off-by: NKaiChieh Chuang <kaichieh.chuang@mediatek.com>
Signed-off-by: NMark Brown <broonie@kernel.org>