From: Chris Zhong Date: Thu, 21 Jul 2016 16:13:02 +0000 (+0900) Subject: extcon: Add EXTCON_DISP_DP and the property for USB Type-C X-Git-Tag: v4.9-rc1~146^2~19^2^2~15^2~3 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2f25140601115cd1b278e208099c9ebc627b9481;p=karo-tx-linux.git extcon: Add EXTCON_DISP_DP and the property for USB Type-C Add EXTCON_DISP_DP for the Display external connector. For Type-C connector the DisplayPort can work as an Alternate Mode(VESA DisplayPort Alt Mode on USB Type-C Standard). The Type-C support both normal and flipped orientation, so add a property to extcon. Signed-off-by: Chris Zhong Signed-off-by: Chanwoo Choi Tested-by: Chris Zhong Tested-by: Guenter Roeck Reviewed-by: Guenter Roeck --- diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c index 8fde4befaa51..a0a1eea18727 100644 --- a/drivers/extcon/extcon.c +++ b/drivers/extcon/extcon.c @@ -157,6 +157,11 @@ struct __extcon_info { .id = EXTCON_DISP_VGA, .name = "VGA", }, + [EXTCON_DISP_DP] = { + .type = EXTCON_TYPE_DISP | EXTCON_TYPE_USB, + .id = EXTCON_DISP_DP, + .name = "DP", + }, /* Miscellaneous external connector */ [EXTCON_DOCK] = { diff --git a/include/linux/extcon.h b/include/linux/extcon.h index 162c46a42bac..ad7a1606a7f3 100644 --- a/include/linux/extcon.h +++ b/include/linux/extcon.h @@ -69,6 +69,7 @@ #define EXTCON_DISP_MHL 41 /* Mobile High-Definition Link */ #define EXTCON_DISP_DVI 42 /* Digital Visual Interface */ #define EXTCON_DISP_VGA 43 /* Video Graphics Array */ +#define EXTCON_DISP_DP 44 /* Display Port */ /* Miscellaneous external connector */ #define EXTCON_DOCK 60 @@ -102,11 +103,16 @@ * @type: integer (intval) * @value: 0 (low) or 1 (high) * @default: 0 (low) + * - EXTCON_PROP_USB_TYPEC_POLARITY + * @type: integer (intval) + * @value: 0 (normal) or 1 (flip) + * @default: 0 (normal) */ #define EXTCON_PROP_USB_VBUS 0 +#define EXTCON_PROP_USB_TYPEC_POLARITY 1 #define EXTCON_PROP_USB_MIN 0 -#define EXTCON_PROP_USB_MAX 0 +#define EXTCON_PROP_USB_MAX 1 #define EXTCON_PROP_USB_CNT (EXTCON_PROP_USB_MAX - EXTCON_PROP_USB_MIN + 1) /* Properties of EXTCON_TYPE_CHG. */