From: Alim Akhtar Date: Sun, 5 Jul 2020 07:09:17 +0000 (+0530) Subject: arm64: dts: exynos: Fix silent hang after boot on Espresso X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b072714bfc0e42c984b8fd6e069f3ca17de8137a;p=linux.git arm64: dts: exynos: Fix silent hang after boot on Espresso Once regulators are disabled after kernel boot, on Espresso board silent hang observed because of LDO7 being disabled. LDO7 actually provide power to CPU cores and non-cpu blocks circuitries. Keep this regulator always-on to fix this hang. Fixes: 9589f7721e16 ("arm64: dts: Add S2MPS15 PMIC node on exynos7-espresso") Signed-off-by: Alim Akhtar Signed-off-by: Krzysztof Kozlowski --- diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts index 790f12ca8981e..bb86950032d34 100644 --- a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts +++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts @@ -157,6 +157,7 @@ regulator-min-microvolt = <700000>; regulator-max-microvolt = <1150000>; regulator-enable-ramp-delay = <125>; + regulator-always-on; }; ldo8_reg: LDO8 {