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[2/2] ARM: dts: exynos*-odroid*: add eMMC reset line

Message ID 1422346289-9348-3-git-send-email-m.szyprowski@samsung.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Marek Szyprowski Jan. 27, 2015, 8:11 a.m. UTC
This patch add samsung,dw-mshc-reset-gpios property to the eMMC slot,
so Exynos DW MMC driver is able to properly reset eMMC card on system
restart and thus fixes hang on software reboot.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
---
 arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 1 +
 arch/arm/boot/dts/exynos5422-odroidxu3.dts      | 1 +
 2 files changed, 2 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
index 74e89cbfb00c..97df0ef81d1a 100644
--- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
+++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
@@ -69,6 +69,7 @@ 
 		samsung,dw-mshc-ciu-div = <3>;
 		samsung,dw-mshc-sdr-timing = <2 3>;
 		samsung,dw-mshc-ddr-timing = <1 2>;
+		samsung,dw-mshc-reset-gpios = <&gpk1 2 1>;
 		bus-width = <8>;
 		cap-mmc-highspeed;
 	};
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
index d829e220eedb..20064e36a5be 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
@@ -336,6 +336,7 @@ 
 	samsung,dw-mshc-ciu-div = <3>;
 	samsung,dw-mshc-sdr-timing = <0 4>;
 	samsung,dw-mshc-ddr-timing = <0 2>;
+	samsung,dw-mshc-reset-gpios = <&gpd1 0 0>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
 	bus-width = <8>;