Messages in this thread Patch in this message | | | From | Krzysztof Kozlowski <> | Subject | [PATCH v3 1/3] ARM: dts: exynos: Define vqmmc for SD card and allow disabling regulators on Odroid X/X2/U3 | Date | Wed, 04 May 2016 14:43:58 +0200 |
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The SD-card vmmc-supply contained incorrectly two regulators. The second one is ignored. Fix this by defining proper vmmc and vqmmc supplies. Additionally these regulators do not have to be always on, so allow disabling them to reduce energy consumption.
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
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Changes since v2: 1. Add Javier's tag.
Changes since v1: 1. None --- arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi index cab0f07d7d28..3d0d44581fbd 100644 --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi @@ -249,7 +249,6 @@ regulator-name = "VDDQ_MMC2_2.8V"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; - regulator-always-on; regulator-boot-on; }; @@ -345,7 +344,6 @@ regulator-name = "LDO21_3.3V"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; - regulator-always-on; regulator-boot-on; }; @@ -482,7 +480,8 @@ bus-width = <4>; pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>; pinctrl-names = "default"; - vmmc-supply = <&ldo4_reg &ldo21_reg>; + vmmc-supply = <&ldo21_reg>; + vqmmc-supply = <&ldo4_reg>; cd-gpios = <&gpk2 2 GPIO_ACTIVE_HIGH>; cd-inverted; status = "okay"; -- 1.9.1
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