DWC_TIM_LD_CNT
ld = dwc_pwm_readl(dwc, DWC_TIM_LD_CNT(pwm->hwpwm));
dwc_pwm_writel(dwc, low, DWC_TIM_LD_CNT(pwm->hwpwm));
dwc->ctx[i].cnt = dwc_pwm_readl(dwc, DWC_TIM_LD_CNT(i));
dwc_pwm_writel(dwc, dwc->ctx[i].cnt, DWC_TIM_LD_CNT(i));