ESDHC_MIX_CTRL_SMPCLK_SEL
ctrl &= ~ESDHC_MIX_CTRL_SMPCLK_SEL;
ctrl &= ~ESDHC_MIX_CTRL_SMPCLK_SEL;
reg |= ESDHC_MIX_CTRL_EXE_TUNE | ESDHC_MIX_CTRL_SMPCLK_SEL;
reg |= ESDHC_MIX_CTRL_SMPCLK_SEL;
if (val & ESDHC_MIX_CTRL_SMPCLK_SEL)
v |= ESDHC_MIX_CTRL_SMPCLK_SEL;
v &= ~ESDHC_MIX_CTRL_SMPCLK_SEL;