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authorChunfeng Yun <chunfeng.yun@mediatek.com>2017-07-25 11:10:24 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-07-30 17:25:55 +0300
commitb9582d2f1d408a2a8ea319f8bc384e874dfb7fdd (patch)
treeb3ba4257162ed872210fe8098fe8fede2800e096 /drivers/usb/mtu3/mtu3_hw_regs.h
parent14a4caa03ba53e66a500e36bf618dbf013cbab9d (diff)
downloadlinux-b9582d2f1d408a2a8ea319f8bc384e874dfb7fdd.tar.xz
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: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/mtu3/mtu3_hw_regs.h')
-rw-r--r--drivers/usb/mtu3/mtu3_hw_regs.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/mtu3/mtu3_hw_regs.h b/drivers/usb/mtu3/mtu3_hw_regs.h
index 212367295276..06b29664470f 100644
--- a/drivers/usb/mtu3/mtu3_hw_regs.h
+++ b/drivers/usb/mtu3/mtu3_hw_regs.h
@@ -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)