From fe77e532290ee3fdcbfd9d15db28c17eab44c93b Mon Sep 17 00:00:00 2001 From: Hemant Kumar Date: Mon, 16 May 2016 16:31:00 -0700 Subject: [PATCH] extcon: Add support for type-c connector orientation Type-C cable can be connected in two different orientations. Connector orientation information is required to configure super speed phy lane. Extcon driver provides this information using EXTCON_USB_CC. Change-Id: Ib2c86970b30cb575146438611a11fde17ab106e8 Signed-off-by: Hemant Kumar --- drivers/extcon/extcon.c | 3 +++ include/linux/extcon.h | 3 +++ 2 files changed, 6 insertions(+) diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c index 6366f65d059b..ca1095b7b552 100644 --- a/drivers/extcon/extcon.c +++ b/drivers/extcon/extcon.c @@ -63,6 +63,9 @@ static const char *extcon_name[] = { [EXTCON_JACK_SPDIF_IN] = "SPDIF-IN", [EXTCON_JACK_SPDIF_OUT] = "SPDIF-OUT", + /* connector orientation 0 - CC1, 1 - CC2 */ + [EXTCON_USB_CC] = "USB-CC", + /* Display external connector */ [EXTCON_DISP_HDMI] = "HDMI", [EXTCON_DISP_MHL] = "MHL", diff --git a/include/linux/extcon.h b/include/linux/extcon.h index 7abf674c388c..faf9ae79ca3c 100644 --- a/include/linux/extcon.h +++ b/include/linux/extcon.h @@ -55,6 +55,9 @@ #define EXTCON_JACK_SPDIF_IN 26 /* Sony Philips Digital InterFace */ #define EXTCON_JACK_SPDIF_OUT 27 +/* connector orientation 0 - CC1, 1 - CC2 */ +#define EXTCON_USB_CC 28 + /* Display external connector */ #define EXTCON_DISP_HDMI 40 /* High-Definition Multimedia Interface */ #define EXTCON_DISP_MHL 41 /* Mobile High-Definition Link */