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Commit 4a10a937 authored by Chunfeng Yun's avatar Chunfeng Yun Committed by Felipe Balbi
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usb: mtu3: fix ip sleep auto-exit issue when enable DRD mode 



Ip sleep will auto exit if vbus comparison circuit of u2 phy is
disabled when system tries to enter suspend mode, so get vbus-valid
status from mac but not from u2 phy when enable DRD mode to fix
the issue.

Signed-off-by: default avatarChunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent d1e4a407

drivers/usb/mtu3/mtu3_hw_regs.h

+3 −1
Original line number Diff line number Diff line
@@ -462,10 +462,12 @@ 
#define SSUSB_U3_PORT_DIS		BIT(0)



/* U3D_SSUSB_U2_CTRL_0P */

#define SSUSB_U2_PORT_VBUSVALID	BIT(9)

#define SSUSB_U2_PORT_OTG_SEL		BIT(7)

#define SSUSB_U2_PORT_HOST_SEL		BIT(2)

#define SSUSB_U2_PORT_HOST		BIT(2)

#define SSUSB_U2_PORT_PDN		BIT(1)

#define SSUSB_U2_PORT_DIS		BIT(0)

#define SSUSB_U2_PORT_HOST_SEL	(SSUSB_U2_PORT_VBUSVALID | SSUSB_U2_PORT_HOST)



/* U3D_SSUSB_DEV_RST_CTRL */

#define SSUSB_DEV_SW_RST		BIT(0)