IMX7D_REG_ADC_ADC_CFG
cfg = readl(info->regs + IMX7D_REG_ADC_ADC_CFG);
writel(cfg, info->regs + IMX7D_REG_ADC_ADC_CFG);
if (!readval || reg % 4 || reg > IMX7D_REG_ADC_ADC_CFG)
adc_cfg = readl(info->regs + IMX7D_REG_ADC_ADC_CFG);
writel(adc_cfg, info->regs + IMX7D_REG_ADC_ADC_CFG);