[PATCH] arm64: dts: mt8183: Add missing power-domain for pwm0 node

Subsystems: arm/mediatek soc support, the rest

STALE2015d LANDED

Landed in mainline as 2f99fb6e46b0 on 2021-01-28.

3 messages, 3 authors, 2021-01-28 · open the first message on its own page

[PATCH] arm64: dts: mt8183: Add missing power-domain for pwm0 node

From: Enric Balletbo i Serra <hidden>
Date: 2021-01-14 02:12:53 

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 <redacted>
---

 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


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Re: [PATCH] arm64: dts: mt8183: Add missing power-domain for pwm0 node

From: Hsin-Yi Wang <hidden>
Date: 2021-01-14 07:33:49 

On Thu, Jan 14, 2021 at 5:57 AM Enric Balletbo i Serra
[off-list ref] 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 <redacted>
Reviewed-by: Hsin-Yi Wang <redacted>
quoted hunk
---

 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
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Re: [PATCH] arm64: dts: mt8183: Add missing power-domain for pwm0 node

From: Matthias Brugger <matthias.bgg@gmail.com>
Date: 2021-01-28 17:12:34 


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 <redacted>
---
applied to v5.11-next/dts64

Thanks!
quoted hunk
 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>;
_______________________________________________
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linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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