arm64: dts: exynos: set LDO7 regulator as always on

LDO7 regulator beside DSI and HDMI provides power for core blocks in Exynos
5433 SoC. Disabling it causes serious current leak - about 200mA.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
index 13a0950b57e2faa1afc782661bd2c41f42958c8c..53fd0683d4001b7d9dedbbc2c87cb7cca68f84ae 100644 (file)
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
@@ -432,6 +432,10 @@
                                regulator-name = "VDD18_MIPI2L_1.8V_AP";
                                regulator-min-microvolt = <1800000>;
                                regulator-max-microvolt = <1800000>;
+                               regulator-always-on;
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
                        };
 
                        ldo8_reg: LDO8 {