linux-kernel - [PATCH] extcon: Introduce EXTCON_PROP_USB

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Date:	Mon, 15 Aug 2016 06:15:35 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Chanwoo Choi <cw00.choi@...sung.com>
Cc:	MyungJoo Ham <myungjoo.ham@...sung.com>,
	linux-kernel@...r.kernel.org, Guenter Roeck <groeck@...omium.org>,
	Chris Zhong <zyw@...k-chips.com>
Subject: [PATCH] extcon: Introduce EXTCON_PROP_USB_SUPERSPEED property

From: Guenter Roeck <groeck@...omium.org>

EXTCON_PROP_USB_SUPERSPEED is necessary to distinguish between USB/USB2
and USB3 connections on USB Type-C cables.

Cc: Chris Zhong <zyw@...k-chips.com>
Signed-off-by: Guenter Roeck <groeck@...omium.org>
---
Applies on top of extcon-next.

 include/linux/extcon.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/include/linux/extcon.h b/include/linux/extcon.h
index ad7a1606a7f3..38d2c0dec2c1 100644
--- a/include/linux/extcon.h
+++ b/include/linux/extcon.h
@@ -107,12 +107,18 @@
  * @type:	integer (intval)
  * @value:	0 (normal) or 1 (flip)
  * @default:	0 (normal)
+ * - EXTCON_PROP_USB_SUPERSPEED
+ * @type:       integer (intval)
+ * @value:      0 (USB/USB2) or 1 (USB3)
+ * @default:    0 (USB/USB2)
+ *
  */
 #define EXTCON_PROP_USB_VBUS		0
 #define EXTCON_PROP_USB_TYPEC_POLARITY	1
+#define EXTCON_PROP_USB_SUPERSPEED	2
 
 #define EXTCON_PROP_USB_MIN		0
-#define EXTCON_PROP_USB_MAX		1
+#define EXTCON_PROP_USB_MAX		2
 #define EXTCON_PROP_USB_CNT	(EXTCON_PROP_USB_MAX - EXTCON_PROP_USB_MIN + 1)
 
 /* Properties of EXTCON_TYPE_CHG. */
-- 
2.5.0