ESDHC_VENDOR_SPEC_FRC_SDCLK_ON
writel(val | ESDHC_VENDOR_SPEC_FRC_SDCLK_ON,
~ESDHC_VENDOR_SPEC_FRC_SDCLK_ON,
new_val |= ESDHC_VENDOR_SPEC_FRC_SDCLK_ON;
new_val &= ~ESDHC_VENDOR_SPEC_FRC_SDCLK_ON;
if (!(new_val & ESDHC_VENDOR_SPEC_FRC_SDCLK_ON))
writel(val & ~ESDHC_VENDOR_SPEC_FRC_SDCLK_ON,