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3 Commits

Author SHA1 Message Date
Chunfeng Yun e97d2a3968 usb: mtu3: add a vbus debugfs interface 
Provides a new vbus debugfs interface used to turn on/off vbus
regulator, it also can be used to get/put reference count of
vbus, due to sometimes we need keep it alive when manually switch
mtu3 to device mode.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2017-08-10 11:36:50 -07:00
Chanwoo Choi a2cfed4338 usb: mtu3: Replace the extcon API 
This patch uses the resource-managed extcon API for extcon_register_notifier()
and replaces the deprecated extcon API as following:
- extcon_get_cable_state_() -> extcon_get_state()

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Chunfeng Yun <chunfeng.yun@mediatek.com>
Cc: linux-usb@vger.kernel.org
Tested-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Acked-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
 2017-04-11 10:58:21 +03:00
Chunfeng Yun d0ed062a8b usb: mtu3: dual-role mode support 
support dual-role mode; there are two ways to switch between
host and device modes, one is by idpin, another is by debugfs
which depends on user input.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2016-10-27 17:02:41 +02:00