From: Guillaume Gardet <guillaume.gardet@arm.com>
Date: Fri, 30 Aug 2019 10:45:02 +0000 (+0200)
Subject: ARM: dts: exynos: Fix min/max buck4 for GPU on Arndale board
X-Git-Tag: v5.4-rc1~184^2~4^2~3
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=bbd47e2720aea97fe74ade68b4d801c2cab31739;p=thirdparty%2Fkernel%2Flinux.git

ARM: dts: exynos: Fix min/max buck4 for GPU on Arndale board

Required to have GPU voltage scaling working properly.

Signed-off-by: Guillaume Gardet <guillaume.gardet@arm.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---

diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
index dc6fa6fe83f1e..104841c631f20 100644
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts
@@ -461,8 +461,8 @@
 
 			buck4_reg: BUCK4 {
 				regulator-name = "vdd_g3d";
-				regulator-min-microvolt = <1000000>;
-				regulator-max-microvolt = <1000000>;
+				regulator-min-microvolt = <850000>;
+				regulator-max-microvolt = <1300000>;
 				regulator-always-on;
 				regulator-boot-on;
 				op_mode = <1>;