DWC_CFGL_CH_SUSP
channel_writel(dwc, CFG_LO, cfglo | DWC_CFGL_CH_SUSP);
channel_writel(dwc, CFG_LO, cfglo & ~DWC_CFGL_CH_SUSP);
channel_writel(dwc, CFG_LO, cfglo | DWC_CFGL_CH_SUSP);
channel_writel(dwc, CFG_LO, cfglo & ~DWC_CFGL_CH_SUSP);