| Message ID | 20210113215723.71966-1-enric.balletbo@collabora.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | arm64: dts: mt8183: Add missing power-domain for pwm0 node | expand |
On Thu, Jan 14, 2021 at 5:57 AM Enric Balletbo i Serra <enric.balletbo@collabora.com> wrote: > > The MT8183 display PWM device will not work until the associated > power-domain is enabled. Add the power-domain reference to the node > allows the display PWM driver to operate and the backlight turn on. > > Fixes: f15722c0fef0 ("arm64: dts: mt8183: Add pwm and backlight node") > Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> Reviewed-by: Hsin-Yi Wang <hsinyi@chromium.org> > --- > > arch/arm64/boot/dts/mediatek/mt8183.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > index bda283fa9245..8471c973dfd5 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > @@ -661,6 +661,7 @@ pwm0: pwm@1100e000 { > compatible = "mediatek,mt8183-disp-pwm"; > reg = <0 0x1100e000 0 0x1000>; > interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_LOW>; > + power-domains = <&spm MT8183_POWER_DOMAIN_DISP>; > #pwm-cells = <2>; > clocks = <&topckgen CLK_TOP_MUX_DISP_PWM>, > <&infracfg CLK_INFRA_DISP_PWM>; > -- > 2.29.2 >
On 13/01/2021 22:57, Enric Balletbo i Serra wrote: > The MT8183 display PWM device will not work until the associated > power-domain is enabled. Add the power-domain reference to the node > allows the display PWM driver to operate and the backlight turn on. > > Fixes: f15722c0fef0 ("arm64: dts: mt8183: Add pwm and backlight node") > Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> > --- applied to v5.11-next/dts64 Thanks! > > arch/arm64/boot/dts/mediatek/mt8183.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > index bda283fa9245..8471c973dfd5 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > @@ -661,6 +661,7 @@ pwm0: pwm@1100e000 { > compatible = "mediatek,mt8183-disp-pwm"; > reg = <0 0x1100e000 0 0x1000>; > interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_LOW>; > + power-domains = <&spm MT8183_POWER_DOMAIN_DISP>; > #pwm-cells = <2>; > clocks = <&topckgen CLK_TOP_MUX_DISP_PWM>, > <&infracfg CLK_INFRA_DISP_PWM>; >
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index bda283fa9245..8471c973dfd5 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -661,6 +661,7 @@ pwm0: pwm@1100e000 { compatible = "mediatek,mt8183-disp-pwm"; reg = <0 0x1100e000 0 0x1000>; interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&spm MT8183_POWER_DOMAIN_DISP>; #pwm-cells = <2>; clocks = <&topckgen CLK_TOP_MUX_DISP_PWM>, <&infracfg CLK_INFRA_DISP_PWM>;
The MT8183 display PWM device will not work until the associated power-domain is enabled. Add the power-domain reference to the node allows the display PWM driver to operate and the backlight turn on. Fixes: f15722c0fef0 ("arm64: dts: mt8183: Add pwm and backlight node") Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> --- arch/arm64/boot/dts/mediatek/mt8183.dtsi | 1 + 1 file changed, 1 insertion(+)