BDC_USPPM2
usb2_pm = bdc_readl(bdc->regs, BDC_USPPM2);
bdc_writel(bdc->regs, BDC_USPPM2, usb2_pm);
usb2_pm = bdc_readl(bdc->regs, BDC_USPPM2);
usb2_pm = bdc_readl(bdc->regs, BDC_USPPM2);
bdc_writel(bdc->regs, BDC_USPPM2, usb2_pm);