linux-kernel - [PATCH v4 1/4] pinctrl: Add void * to pinctrl_pin

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Message-ID: <1387592016-13740-2-git-send-email-syin@broadcom.com>
Date:	Fri, 20 Dec 2013 18:13:33 -0800
From:	Sherman Yin <syin@...adcom.com>
To:	Mark Brown <broonie@...nel.org>,
	Rob Herring <rob.herring@...xeda.com>,
	Heiko Stübner <heiko@...ech.de>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Stephen Warren <swarren@...dotorg.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Rob Landley <rob@...dley.net>,
	Christian Daudt <bcm@...thebug.org>,
	Russell King <linux@....linux.org.uk>,
	Linus Walleij <linus.walleij@...aro.org>,
	Grant Likely <grant.likely@...aro.org>,
	Matt Porter <matt.porter@...aro.org>
CC:	<devicetree@...r.kernel.org>, <linux-doc@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<bcm-kernel-feedback-list@...adcom.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	Sherman Yin <syin@...adcom.com>
Subject: [PATCH v4 1/4] pinctrl: Add void * to pinctrl_pin_desc

drv_data is added to the pinctrl_pin_desc for drivers to define additional
driver-specific per-pin data.

Signed-off-by: Sherman Yin <syin@...adcom.com>
Reviewed-by: Christian Daudt <bcm@...thebug.org>
Reviewed-by: Matt Porter <matt.porter@...aro.org>
---
v4: no change
v3: no change
v2: no change
---
 include/linux/pinctrl/pinctrl.h |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/pinctrl/pinctrl.h b/include/linux/pinctrl/pinctrl.h
index fefb886..cc8e1af 100644
--- a/include/linux/pinctrl/pinctrl.h
+++ b/include/linux/pinctrl/pinctrl.h
@@ -32,10 +32,12 @@ struct device_node;
  * pins, pads or other muxable units in this struct
  * @number: unique pin number from the global pin number space
  * @name: a name for this pin
+ * @drv_data: driver-defined per-pin data. pinctrl core does not touch this
  */
 struct pinctrl_pin_desc {
 	unsigned number;
 	const char *name;
+	void *drv_data;
 };
 
 /* Convenience macro to define a single named or anonymous pin descriptor */
-- 
1.7.9.5

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