The patch adds gpio for detecting presence of MMC card.
It fixes issue with kernel hang due when MMC card is missing.
Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
arch/arm/boot/dts/exynos5422-odroidxu3.dts | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
index 47ec9bf..a563811 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
@@ -11,6 +11,7 @@
*/
/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
#include "exynos5800.dtsi"
/ {
@@ -355,13 +356,13 @@
&mmc_0 {
status = "okay";
- broken-cd;
+ cd-gpios = <&gpc0 2 GPIO_ACTIVE_LOW>;
card-detect-delay = <200>;
samsung,dw-mshc-ciu-div = <3>;
samsung,dw-mshc-sdr-timing = <0 4>;
samsung,dw-mshc-ddr-timing = <0 2>;
pinctrl-names = "default";
- pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
+ pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8 &sd0_cd>;
bus-width = <8>;
cap-mmc-highspeed;
};
--
1.9.1
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