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 dc6fa6f..104841c 100644 (file)
--- 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>;