leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

usb: mtu3: fix ip sleep auto-exit issue when enable DRD mode

Browse Source 
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: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Chunfeng Yun 2017-07-25 16:10:24 +08:00 committed by Felipe Balbi
parent d1e4a4076c
commit 4a10a937ed
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/usb/mtu3/mtu3_hw_regs.h
View File

@ -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)