linux-kernel - [PATCH] gpio: gpio-dwapb size-cells should be two

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Date:	Fri, 14 Mar 2014 11:08:54 -0500
From:	Alan Tull <delicious.quinoa@...il.com>
To:	Linus Walleij <linus.walleij@...aro.com>
CC:	Rob Herring <robh+dt@...nel.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Grant Likely <grant.likely@...retlab.ca>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>,
	"Josh Cartwright" <joshc@...eaurora.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-gpio@...r.kernel.org>, <linux-doc@...r.kernel.org>,
	Jamie Iles <jamie@...ieiles.com>,
	"Steffen Trumtrar" <s.trumtrar@...gutronix.de>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Heiko Stuebner <heiko@...ech.de>,
	"Kumar Gala" <galak@...eaurora.org>, Rob Landley <rob@...dley.net>,
	Alan Tull <atull@...era.com>,
	delicious quinoa <delicious.quinoa@...il.com>,
	"Dinh Nguyen" <dinguyen@...era.com>,
	Yves Vandervennet <rocket.yvanderv@...il.com>
Subject: [PATCH] gpio: gpio-dwapb size-cells should be two

From: Alan Tull <atull@...era.com>

Fix size-cells to show use of OF_GPIO_ACTIVE_LOW flag.

Signed-off-by: Alan Tull <atull@...era.com>
---
 .../devicetree/bindings/gpio/snps-dwapb-gpio.txt   |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/gpio/snps-dwapb-gpio.txt b/Documentation/devicetree/bindings/gpio/snps-dwapb-gpio.txt
index 0934950..91cc90c 100644
--- a/Documentation/devicetree/bindings/gpio/snps-dwapb-gpio.txt
+++ b/Documentation/devicetree/bindings/gpio/snps-dwapb-gpio.txt
@@ -12,7 +12,10 @@ represented as child nodes with the following properties:
 Required properties:
 - compatible : "snps,dw-apb-gpio-port"
 - gpio-controller : Marks the device node as a gpio controller.
-- #gpio-cells : Should be 1.  It is the pin number.
+- #gpio-cells : Should be two.  The first cell is the pin number and
+  the second cell is used to specify the gpio polarity:
+      0 = active high
+      1 = active low
 - reg : The integer port index of the port, a single cell.
 
 Optional properties:
-- 
1.7.9.5

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