[PATCH] arm64: dts: rockchip: Remove non-existing pwm-delay-us DT property

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There is no neither a driver that parses this nor a DT binding schema that
documents it so let's remove it from the DTS files that make use of this.

The properties that exist are post-pwm-on-delay-ms and pwm-off-delay-ms,
defined in the pwm-backlight DT binding. So probably what these DTS want
is something like following:

        backlight: backlight {
                compatible = "pwm-backlight";
                enable-gpios = <&gpio4 21 GPIO_ACTIVE_HIGH>;
                pinctrl-names = "default";
                pinctrl-0 = <&bl_en>;
                pwms = <&pwm1 0 1000000 0>;
                post-pwm-on-delay-ms = <10>;
                pwm-off-delay-ms = <10>;
        };

But that should be follow-up change if that is the case. Because otherwise
it would be change in behaviour, since currently pwm-delay-us is a no-op.

Signed-off-by: Javier Martinez Canillas <javierm@xxxxxxxxxx>
---

 arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi            | 1 -
 arch/arm64/boot/dts/rockchip/rk3399-gru-chromebook.dtsi | 1 -
 arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi    | 1 -
 3 files changed, 3 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi
index 083452c67711..e47d1398aeca 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi
@@ -61,7 +61,6 @@ backlight: backlight {
 		pinctrl-names = "default";
 		pinctrl-0 = <&bl_en>;
 		pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
-		pwm-delay-us = <10000>;
 	};
 
 	emmc_pwrseq: emmc-pwrseq {
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-chromebook.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru-chromebook.dtsi
index ee6095baba4d..5c1929d41cc0 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru-chromebook.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-chromebook.dtsi
@@ -198,7 +198,6 @@ backlight: backlight {
 		power-supply = <&pp3300_disp>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&bl_en>;
-		pwm-delay-us = <10000>;
 	};
 
 	gpio_keys: gpio-keys {
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi
index a47d9f758611..c5e7de60c121 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi
@@ -167,7 +167,6 @@ backlight: backlight {
 		pinctrl-names = "default";
 		pinctrl-0 = <&bl_en>;
 		pwms = <&pwm1 0 1000000 0>;
-		pwm-delay-us = <10000>;
 	};
 
 	dmic: dmic {

base-commit: ffe78bbd512166e0ef1cc4858010b128c510ed7d
prerequisite-patch-id: ab73fde77786baf8fa44882125c5ce864771371c
-- 
2.40.0




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