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Commit 11870414 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "usb: dwc3: Enable PHY deep low power mode in L1 suspend"

parents b73a626d aa7ba5f3

drivers/usb/dwc3/core.c

+8 −0
Original line number Diff line number Diff line
@@ -145,6 +145,10 @@ void dwc3_en_sleep_mode(struct dwc3 *dwc) 
	reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));

	reg |= DWC3_GUSB2PHYCFG_ENBLSLPM;

	dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);



	reg = dwc3_readl(dwc->regs, DWC3_GUCTL1);

	reg |= DWC3_GUCTL1_L1_SUSP_THRLD_EN_FOR_HOST;

	dwc3_writel(dwc->regs, DWC3_GUCTL1, reg);

}



void dwc3_dis_sleep_mode(struct dwc3 *dwc)
@@ -154,6 +158,10 @@ void dwc3_dis_sleep_mode(struct dwc3 *dwc) 
	reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));

	reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM;

	dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);



	reg = dwc3_readl(dwc->regs, DWC3_GUCTL1);

	reg &= ~DWC3_GUCTL1_L1_SUSP_THRLD_EN_FOR_HOST;

	dwc3_writel(dwc->regs, DWC3_GUCTL1, reg);

}



void dwc3_set_mode(struct dwc3 *dwc, u32 mode)

drivers/usb/dwc3/core.h

+1 −0
Original line number Diff line number Diff line
@@ -258,6 +258,7 @@ 
#define DWC3_GUCTL1_TX_IPGAP_LINECHECK_DIS	BIT(28)

#define DWC3_GUCTL1_DEV_L1_EXIT_BY_HW	BIT(24)

#define DWC3_GUCTL1_IP_GAP_ADD_ON(n)	(n << 21)

#define DWC3_GUCTL1_L1_SUSP_THRLD_EN_FOR_HOST	BIT(8)



/* Global Status Register */

#define DWC3_GSTS_OTG_IP	BIT(10)