PWR_ON_BIT
regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_BIT);
regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_BIT);
regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_BIT);
regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_BIT);
val |= PWR_ON_BIT;
val &= ~PWR_ON_BIT;