linux-kernel - [PATCH 3/3] ARM: Dove: add Cubox sdhci card detect gpio

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Date:	Tue, 18 Dec 2012 01:24:29 +0100
From:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
To:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc:	Russell King <linux@....linux.org.uk>,
	Jason Cooper <jason@...edaemon.net>,
	Andrew Lunn <andrew@...n.ch>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] ARM: Dove: add Cubox sdhci card detect gpio

Card detect for sdhci on Cubox is connected to the wrong pin
(sdio1_cd instead of sdio0_cd). With support for cd-gpios and
pinctrl add the corresponding properties to DT for Cubox.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
---
Cc: Russell King <linux@....linux.org.uk>
Cc: Jason Cooper <jason@...edaemon.net>
Cc: Andrew Lunn <andrew@...n.ch>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
---
 arch/arm/boot/dts/dove-cubox.dts |   14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/dove-cubox.dts b/arch/arm/boot/dts/dove-cubox.dts
index fed7d3f..cdee96f 100644
--- a/arch/arm/boot/dts/dove-cubox.dts
+++ b/arch/arm/boot/dts/dove-cubox.dts
@@ -26,10 +26,15 @@
 };
 
 &uart0 { status = "okay"; };
-&sdio0 { status = "okay"; };
 &sata0 { status = "okay"; };
 &i2c0 { status = "okay"; };
 
+&sdio0 {
+	status = "okay";
+	/* sdio0 card detect is connected to wrong pin on CuBox */
+	cd-gpios = <&gpio0 12 1>;
+};
+
 &spi0 {
 	status = "okay";
 
@@ -42,9 +47,14 @@
 };
 
 &pinctrl {
-	pinctrl-0 = <&pmx_gpio_18>;
+	pinctrl-0 = <&pmx_gpio_12 &pmx_gpio_18>;
 	pinctrl-names = "default";
 
+	pmx_gpio_12: pmx-gpio-12 {
+		marvell,pins = "mpp12";
+		marvell,function = "gpio";
+	};
+
 	pmx_gpio_18: pmx-gpio-18 {
 		marvell,pins = "mpp18";
 		marvell,function = "gpio";
-- 
1.7.10.4

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