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Message-Id: <1471266935-25287-1-git-send-email-linux@roeck-us.net>
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
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