linux-kernel - [PATCH 07/11] ARM: dts: exynos: add backlight supply in P4 Note

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Date:   Fri, 20 Jan 2023 16:54:00 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Inki Dae <inki.dae@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Kukjin Kim <kgene@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     replicant@...osl.org, phone-devel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht,
        Martin Jücker <martin.juecker@...il.com>,
        Henrik Grimler <henrik@...mler.se>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 07/11] ARM: dts: exynos: add backlight supply in P4 Note

The LCD backlight  should have a supply.  Use same regulator as LCD, to
silence warning:

  exynos4412-p4note-n8010.dtb: backlight: 'power-supply' is a required property

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 arch/arm/boot/dts/exynos4412-p4note.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/exynos4412-p4note.dtsi b/arch/arm/boot/dts/exynos4412-p4note.dtsi
index e41cf3ed362d..201c38edd48f 100644
--- a/arch/arm/boot/dts/exynos4412-p4note.dtsi
+++ b/arch/arm/boot/dts/exynos4412-p4note.dtsi
@@ -245,6 +245,7 @@ backlight: backlight {
 		pinctrl-0 = <&led_bl_reset>;
 		pinctrl-names = "default";
 		enable-gpios = <&gpm0 1 GPIO_ACTIVE_HIGH>;
+		power-supply = <&panel_vdd>;
 		pwms = <&pwm 1 78770 0>;
 		brightness-levels = <0 48 128 255>;
 		num-interpolated-steps = <8>;
-- 
2.34.1