src/platform/telink/tl7218x_tflm.overlay - third_party/github/project-chip/connectedhomeip - Git at Google

 &cpu0 {
 	clock-frequency = <240000000>;
 };

 &pwm0 {
 	status = "okay";
 	clock-frequency = <500000>;
 	pinctrl-ch0 = <&pwm_ch0_pb7_default>;
 };
	&cpu0 {
	clock-frequency = <240000000>;
	};

	&pwm0 {
	status = "okay";
	clock-frequency = <500000>;
	pinctrl-ch0 = <&pwm_ch0_pb7_default>;
	};