linux-kernel - [PATCH] ARM: DT: apq8064: Add Support for SD Card Detect for ifc6410 board

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Message-Id: <1413805194-4360-1-git-send-email-pramod.gurav@smartplayin.com>
Date:	Mon, 20 Oct 2014 17:09:54 +0530
From:	Pramod Gurav <pramod.gurav@...rtplayin.com>
To:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	devicetree@...r.kernel.org
Cc:	Pramod Gurav <pramod.gurav@...rtplayin.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH] ARM: DT: apq8064: Add Support for SD Card Detect for ifc6410 board

This changes muxes in gpio26 pin to function as gpio and adds support
for sd card detect for apq8064 based IFC6410 board.

Cc: Rob Herring <robh+dt@...nel.org>
Cc: Pawel Moll <pawel.moll@....com>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Ian Campbell <ijc+devicetree@...lion.org.uk>
Cc: Kumar Gala <galak@...eaurora.org>
Cc: Russell King <linux@....linux.org.uk>
Cc: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>

Signed-off-by: Pramod Gurav <pramod.gurav@...rtplayin.com>

---
 arch/arm/boot/dts/qcom-apq8064-ifc6410.dts |   11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
index b396c83..bf6262f 100644
--- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
@@ -12,6 +12,14 @@
 					function = "gsbi1";
 				};
 			};
+
+			card_detect: card_detect {
+				mux {
+					pins = "gpio26";
+					function = "gpio";
+					bias-disable;
+				};
+			};
 		};
 
 		gsbi@...40000 {
@@ -49,6 +57,9 @@
 			/* External micro SD card */
 			sdcc3: sdcc@...80000 {
 				status = "okay";
+				pinctrl-names	= "default";
+				pinctrl-0	= <&card_detect>;
+				cd-gpios	= <&tlmm_pinmux 26 1>;
 			};
 			/* WLAN */
 			sdcc4: sdcc@...c0000 {
-- 
1.7.9.5

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