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Commit d905a441 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 a967b13c 5c3cf242

drivers/usb/dwc3/core.h

+1 −0
Original line number Diff line number Diff line
@@ -265,6 +265,7 @@ 
#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)

drivers/usb/dwc3/dwc3-msm.c

+8 −0
Original line number Diff line number Diff line
@@ -2436,6 +2436,10 @@ static void dwc3_en_sleep_mode(struct dwc3_msm *mdwc) 
	reg = dwc3_msm_read_reg(mdwc->base, DWC3_GUSB2PHYCFG(0));

	reg |= DWC3_GUSB2PHYCFG_ENBLSLPM;

	dwc3_msm_write_reg(mdwc->base, DWC3_GUSB2PHYCFG(0), reg);



	reg = dwc3_msm_read_reg(mdwc->base, DWC3_GUCTL1);

	reg |= DWC3_GUCTL1_L1_SUSP_THRLD_EN_FOR_HOST;

	dwc3_msm_write_reg(mdwc->base, DWC3_GUCTL1, reg);

}



static void dwc3_dis_sleep_mode(struct dwc3_msm *mdwc)
@@ -2445,6 +2449,10 @@ static void dwc3_dis_sleep_mode(struct dwc3_msm *mdwc) 
	reg = dwc3_msm_read_reg(mdwc->base, DWC3_GUSB2PHYCFG(0));

	reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM;

	dwc3_msm_write_reg(mdwc->base, DWC3_GUSB2PHYCFG(0), reg);



	reg = dwc3_msm_read_reg(mdwc->base, DWC3_GUCTL1);

	reg &= ~DWC3_GUCTL1_L1_SUSP_THRLD_EN_FOR_HOST;

	dwc3_msm_write_reg(mdwc->base, DWC3_GUCTL1, reg);

}



static void dwc3_msm_power_collapse_por(struct dwc3_msm *mdwc)