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ARM: dts: exynos: Add pin configuration for SD write protect on Odroid XU3/XU4/HC1 

Add SD card write-protect pin configuration to be sure that it will be
properly pulled down to indicate write access.

Suggested-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
This commit is contained in:
Anand Moon 2018-09-27 14:07:36 +00:00 committed by Krzysztof Kozlowski
parent 4289c86c4c
commit 6135ee70cb
2 changed files with 8 additions and 1 deletions
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7
arch/arm/boot/dts/exynos5420-pinctrl.dtsi
View File

@ -289,6 +289,13 @@
samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV4>;
};
sd2_wp: sd2-wp {
samsung,pins = "gpc4-0";
samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV4>;
};
};
&pinctrl_2 {

2
arch/arm/boot/dts/exynos5422-odroid-core.dtsi
View File

@ -499,7 +499,7 @@
samsung,dw-mshc-sdr-timing = <0 4>;
samsung,dw-mshc-ddr-timing = <0 2>;
pinctrl-names = "default";
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_wp &sd2_bus1 &sd2_bus4>;
bus-width = <4>;
cap-sd-highspeed;
max-frequency = <200000000>;