2014-10-21 05:49:52

by Pramod Gurav

[permalink] [raw]
Subject: [PATCH v2] 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 <[email protected]>
Cc: Pawel Moll <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Ian Campbell <[email protected]>
Cc: Kumar Gala <[email protected]>
Cc: Russell King <[email protected]>
Cc: Srinivas Kandagatla <[email protected]>

Signed-off-by: Pramod Gurav <[email protected]>
---

Changes since v2:
- Replaced hardcode value with GPIO_ACTIVE_LOW

arch/arm/boot/dts/qcom-apq8064-ifc6410.dts | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
index b396c83..e641001 100644
--- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts
@@ -1,4 +1,5 @@
#include "qcom-apq8064-v2.0.dtsi"
+#include <dt-bindings/gpio/gpio.h>

/ {
model = "Qualcomm APQ8064/IFC6410";
@@ -12,6 +13,14 @@
function = "gsbi1";
};
};
+
+ card_detect: card_detect {
+ mux {
+ pins = "gpio26";
+ function = "gpio";
+ bias-disable;
+ };
+ };
};

gsbi@12440000 {
@@ -49,6 +58,9 @@
/* External micro SD card */
sdcc3: sdcc@12180000 {
status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&card_detect>;
+ cd-gpios = <&tlmm_pinmux 26 GPIO_ACTIVE_LOW>;
};
/* WLAN */
sdcc4: sdcc@121c0000 {
--
1.7.9.5