[PATCH 2/2] arm64: dts: exynos: keep LDO12 always-on
From: Alim Akhtar
Date: Sun Jul 05 2020 - 03:18:15 EST
LDO12 on exynos7 supply power to VDDQ_UFS20_RESET,
in case this regulator is OFF, UFS host controller
can not send command to UFS device. To keep this supply
ON, set regulator-always-on property for this ldo.
Signed-off-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
---
arch/arm64/boot/dts/exynos/exynos7-espresso.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
index bb86950032d3..92fecc539c6c 100644
--- a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
+++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
@@ -194,6 +194,7 @@
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1300000>;
regulator-enable-ramp-delay = <125>;
+ regulator-always-on;
};
ldo13_reg: LDO13 {
--
2.17.1