arm64: dts: mediatek: mt8186-corsola: Fix GPU supply coupling max-spread

commit 2f1aab0cb0661d533f008e4975325080351cdfc8 upstream.

The GPU SRAM supply is supposed to be always at least 0.1V higher than
the GPU supply. However when the DT was upstreamed, the spread was
incorrectly set to 0.01V.

Fixes: 8855d01fb81f ("arm64: dts: mediatek: Add MT8186 Krabby platform based Tentacruel / Tentacool")
Cc: stable@vger.kernel.org
Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20241021140537.3049232-1-wenst@chromium.org
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi b/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi
index 0c0b3ac5974525c335479fa2f88eeb41d20ba50e..eb06b343a54061cd213fe9b62e72bffaaa0a9762 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8186-corsola.dtsi
@@ -1336,7 +1336,7 @@
                                regulator-allowed-modes = <MT6397_BUCK_MODE_AUTO
                                                           MT6397_BUCK_MODE_FORCE_PWM>;
                                regulator-coupled-with = <&mt6366_vsram_gpu_reg>;
-                               regulator-coupled-max-spread = <10000>;
+                               regulator-coupled-max-spread = <100000>;
                        };
 
                        mt6366_vproc11_reg: vproc11 {
@@ -1545,7 +1545,7 @@
                                regulator-ramp-delay = <6250>;
                                regulator-enable-ramp-delay = <240>;
                                regulator-coupled-with = <&mt6366_vgpu_reg>;
-                               regulator-coupled-max-spread = <10000>;
+                               regulator-coupled-max-spread = <100000>;
                        };
 
                        mt6366_vsram_others_reg: vsram-others {