CH_HSYNC_M
regmap_update_bits(ldb->regmap, SS_CTRL, CH_HSYNC_M(chno), 0);
CH_HSYNC_M(chno), CH_PHSYNC(chno));
regmap_update_bits(ldb->regmap, SS_CTRL, CH_HSYNC_M(chno), 0);
CH_HSYNC_M(chno), CH_PHSYNC(chno));