add dts config

hc

2023-12-06 08f87f769b595151be1afeff53e144f543faa614

 kernel/arch/arm/boot/dts/imx53-kp.dtsi
..
..
@@ -162,6 +162,14 @@
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 	>;
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 };
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+&pwm1 {
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+	#pwm-cells = <2>;
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+};
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+
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+&pwm2 {
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+	#pwm-cells = <2>;
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+};
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+
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 &uart1 {
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 	status = "okay";
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 };