linux-kernel - [PATCH v4 1/4] ARM: dts: am335x-bone: add CD for mmc1

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Date:	Thu, 12 Sep 2013 20:35:32 +0200
From:	Koen Kooi <koen@...inion.thruhere.net>
To:	linux-kernel@...r.kernel.org
Cc:	bcousson@...libre.com, tony@...mide.com, rob.herring@...xeda.com,
	pawel.moll@....com, mark.rutland@....com, swarren@...dotorg.org,
	ijc+devicetree@...lion.org.uk, linux@....linux.org.uk,
	linux-omap@...r.kernel.org, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Alexander Holler <holler@...oftware.de>,
	Koen Kooi <koen@...inion.thruhere.net>
Subject: [PATCH v4 1/4] ARM: dts: am335x-bone: add CD for mmc1

From: Alexander Holler <holler@...oftware.de>

This enables the use of MMC cards even when no card was inserted at boot.

Signed-off-by: Alexander Holler <holler@...oftware.de>
Signed-off-by: Koen Kooi <koen@...inion.thruhere.net>
---
 arch/arm/boot/dts/am335x-bone-common.dtsi | 14 ++++++++++++++
 arch/arm/boot/dts/am335x-bone.dts         |  1 -
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index 2f66ded..0d95d54 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -107,6 +107,12 @@
 				0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
 			>;
 		};
+
+		mmc1_pins: pinmux_mmc1_pins {
+			pinctrl-single,pins = <
+				0x160 (PIN_INPUT | MUX_MODE7) /* GPIO0_6 */
+			>;
+		};
 	};
 
 	ocp {
@@ -260,3 +266,11 @@
 	pinctrl-0 = <&davinci_mdio_default>;
 	pinctrl-1 = <&davinci_mdio_sleep>;
 };
+
+&mmc1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins>;
+	cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
+	cd-inverted;
+};
diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
index d5f43fe..0d63348 100644
--- a/arch/arm/boot/dts/am335x-bone.dts
+++ b/arch/arm/boot/dts/am335x-bone.dts
@@ -17,6 +17,5 @@
 };
 
 &mmc1 {
-	status = "okay";
 	vmmc-supply = <&ldo3_reg>;
 };
-- 
1.8.2.1

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