arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 2 ++ 1 file changed, 2 insertions(+)
Add "regulator-boot-on" to "panel_fixed_3v3" to save time on powering
the regulator during boot. Also add "off-on-delay-us" to the node to
make sure the regulator never violates the panel timing requirements.
Signed-off-by: Pin-yen Lin <treapking@chromium.org>
---
arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
index d77f6af19065..03d1ab2ca820 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
@@ -96,6 +96,8 @@ panel_fixed_3v3: regulator1 {
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
enable-active-high;
+ regulator-boot-on;
+ off-on-delay-us = <500000>;
gpio = <&pio 41 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&panel_fixed_pins>;
--
2.40.0.634.g4ca3ef3211-goog
On 17/04/2023 14:39, Pin-yen Lin wrote: > Add "regulator-boot-on" to "panel_fixed_3v3" to save time on powering > the regulator during boot. Also add "off-on-delay-us" to the node to > make sure the regulator never violates the panel timing requirements. > > Signed-off-by: Pin-yen Lin <treapking@chromium.org> > Applied, thanks! > --- > > arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi > index d77f6af19065..03d1ab2ca820 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi > @@ -96,6 +96,8 @@ panel_fixed_3v3: regulator1 { > regulator-min-microvolt = <3300000>; > regulator-max-microvolt = <3300000>; > enable-active-high; > + regulator-boot-on; > + off-on-delay-us = <500000>; > gpio = <&pio 41 GPIO_ACTIVE_HIGH>; > pinctrl-names = "default"; > pinctrl-0 = <&panel_fixed_pins>;
Hi, On Mon, Apr 17, 2023 at 5:40 AM Pin-yen Lin <treapking@chromium.org> wrote: > > Add "regulator-boot-on" to "panel_fixed_3v3" to save time on powering > the regulator during boot. Also add "off-on-delay-us" to the node to > make sure the regulator never violates the panel timing requirements. > > Signed-off-by: Pin-yen Lin <treapking@chromium.org> > > --- > > arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 2 ++ > 1 file changed, 2 insertions(+) Reviewed-by: Douglas Anderson <dianders@chromium.org>
Friendly ping on this patch. Pin-yen On Mon, Apr 17, 2023 at 9:32 PM Doug Anderson <dianders@chromium.org> wrote: > > Hi, > > On Mon, Apr 17, 2023 at 5:40 AM Pin-yen Lin <treapking@chromium.org> wrote: > > > > Add "regulator-boot-on" to "panel_fixed_3v3" to save time on powering > > the regulator during boot. Also add "off-on-delay-us" to the node to > > make sure the regulator never violates the panel timing requirements. > > > > Signed-off-by: Pin-yen Lin <treapking@chromium.org> > > > > --- > > > > arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 2 ++ > > 1 file changed, 2 insertions(+) > > Reviewed-by: Douglas Anderson <dianders@chromium.org>
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