MSDC_PS
reg_ps = readl(host->base + MSDC_PS);
u32 status = readl(host->base + MSDC_PS);
sdr_set_field(host->base + MSDC_PS, MSDC_PS_CDDEBOUNCE,
sdr_set_bits(host->base + MSDC_PS, MSDC_PS_CDEN);
sdr_clr_bits(host->base + MSDC_PS, MSDC_PS_CDEN);
sdr_clr_bits(host->base + MSDC_PS, MSDC_PS_CDEN);
val = readl(host->base + MSDC_PS) & MSDC_PS_CDSTS;