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authorKrzysztof Kozlowski <k.kozlowski@samsung.com>2016-05-04 14:44:00 +0200
committerKrzysztof Kozlowski <k.kozlowski@samsung.com>2016-05-30 09:46:02 +0200
commit885fdf7b13beb72eacc964345becc0adf811c46c (patch)
tree9dbfba1ec1d90d3047435e1380395b770dcfaab0 /arch/arm/boot/dts/exynos4412-odroid-common.dtsi
parentARM: dts: exynos: Define vqmmc for eMMC card on Odroid X/X2/U3 (diff)
downloadlinux-885fdf7b13beb72eacc964345becc0adf811c46c.tar.xz
linux-885fdf7b13beb72eacc964345becc0adf811c46c.zip
ARM: dts: exynos: Lower SD card interface voltage to 2.8 V on Odroid X/X2/U3
Odroid X/X2/U3 schematics say that SD card vmmc regulator (LDO21/TFLASH) operates on 2.8 V. Mainline U-Boot uses that value as well and 2.8 V is common on Exynos-based boards. Additionally use some descriptive name for this regulator. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Diffstat (limited to 'arch/arm/boot/dts/exynos4412-odroid-common.dtsi')
-rw-r--r--arch/arm/boot/dts/exynos4412-odroid-common.dtsi6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
index a31d34e5180f..2a7df4301509 100644
--- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
+++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
@@ -389,9 +389,9 @@
};
ldo21_reg: LDO21 {
- regulator-name = "LDO21_3.3V";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
+ regulator-name = "TFLASH_2.8V";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
regulator-boot-on;
};