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

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Date:	Thu, 3 Oct 2013 17:23:16 -0700
From:	"Sherman Yin" <syin@...adcom.com>
To:	"Rob Herring" <rob.herring@...xeda.com>,
	"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 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>
---
Change-Id: I78b2c44b93d88b04897fd0af80ffce213e338d6b
---
 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 5979147..c8e42c4 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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