From: Alim Akhtar <alim.akhtar@samsung.com>
Date: Sun, 5 Jul 2020 07:09:18 +0000 (+0530)
Subject: arm64: dts: exynos: Keep LDO12 always-on on Espresso
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a7a84ea9c3e3793c44819fe47a64ab9b29162e0a;p=linux.git

arm64: dts: exynos: Keep LDO12 always-on on Espresso

LDO12 on Exynos7 Espresso board supplies 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@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---

diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts
index bb86950032d34..92fecc539c6c7 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 {