REG_EASRC_CS2
ret = regmap_read(easrc->regmap, REG_EASRC_CS2(mc->regbase), ®val[2]);
ret = regmap_update_bits_check(easrc->regmap, REG_EASRC_CS2(mc->regbase),
{REG_EASRC_CS2(0), 0x00000000},
{REG_EASRC_CS2(1), 0x00000000},
{REG_EASRC_CS2(2), 0x00000000},
{REG_EASRC_CS2(3), 0x00000000},