Thread (23 messages) 23 messages, 6 authors, 2016-06-13

[RFC v4 13/14] ARM: dts: exynos: Switch the buck8 to GPIO mode on Odroid U3

From: Krzysztof Kozlowski <hidden>
Date: 2016-06-09 09:47:34
Also in: linux-arm-kernel, linux-fbdev, linux-mmc, linux-pm, linux-samsung-soc, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

Switch the control of buck8 to GPIO mode. It is faster than I2C/register
mode and it is the easiest way to disable it (regulator state is a
logical OR state of GPIO and register value).

Signed-off-by: Krzysztof Kozlowski <redacted>
Reviewed-by: Javier Martinez Canillas <redacted>
---
 arch/arm/boot/dts/exynos4412-odroidu3.dts | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/exynos4412-odroidu3.dts b/arch/arm/boot/dts/exynos4412-odroidu3.dts
index d73aa6c58fe3..31cdc036fda4 100644
--- a/arch/arm/boot/dts/exynos4412-odroidu3.dts
+++ b/arch/arm/boot/dts/exynos4412-odroidu3.dts
@@ -74,6 +74,7 @@
 	regulator-name = "BUCK8_P3V3";
 	regulator-min-microvolt = <3300000>;
 	regulator-max-microvolt = <3300000>;
+	maxim,ena-gpios = <&gpa1 1 GPIO_ACTIVE_HIGH>;
 };
 
 /* VDDQ for MSHC (eMMC card) */
-- 
1.9.1
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