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Groups > linux.kernel > #1394257
| From | Krzysztof Kozlowski <k.kozlowski@samsung.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v3 3/3] ARM: dts: exynos: Lower SD card interface voltage to 2.8 V on Odroid X/X2/U3 |
| Date | 2016-05-04 14:50 +0200 |
| Message-ID | <rv4pA-3RN-23@gated-at.bofh.it> (permalink) |
| References | <rv4pA-3RN-15@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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>
---
Changes since v2:
1. Add Javier's tag.
Changes since v1:
1. None
---
arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 6 +++---
1 file 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 7485ce8a6fb3..14e653e32e0f 100644
--- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
+++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
@@ -341,9 +341,9 @@
};
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;
};
--
1.9.1
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[PATCH v3 1/3] ARM: dts: exynos: Define vqmmc for SD card and allow disabling regulators on Odroid X/X2/U3 Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-05-04 14:50 +0200
[PATCH v3 3/3] ARM: dts: exynos: Lower SD card interface voltage to 2.8 V on Odroid X/X2/U3 Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-05-04 14:50 +0200
Re: [PATCH v3 3/3] ARM: dts: exynos: Lower SD card interface voltage to 2.8 V on Odroid X/X2/U3 Javier Martinez Canillas <javier@osg.samsung.com> - 2016-05-04 15:00 +0200
Re: [PATCH v3 3/3] ARM: dts: exynos: Lower SD card interface voltage to 2.8 V on Odroid X/X2/U3 Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-05-04 15:10 +0200
[PATCH v3 2/3] ARM: dts: exynos: Define vqmmc for eMMC card on Odroid X/X2/U3 Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-05-04 14:50 +0200
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