ARM: dts: da850-lcdk: enable cpufreq (fdf1b274) · Commits · 戴 / test

arch/arm/boot/dts/da850-lcdk.dts

+36 −0

Original line number	Diff line number	Diff line
		@@ -155,12 +155,48 @@
		};
		};
		};

		cvdd: regulator0 {
		compatible = "regulator-fixed";
		regulator-name = "cvdd";
		regulator-min-microvolt = <1300000>;
		regulator-max-microvolt = <1300000>;
		regulator-always-on;
		regulator-boot-on;
		};
		};

		&ref_clk {
		clock-frequency = <24000000>;
		};

		&cpu {
		cpu-supply = <&cvdd>;
		};

		/*
		* LCDK has a fixed CVDD of 1.3V, so only operating points >= 300MHz are
		* valid. Unfortunately due to a problem with the DA8XX OHCI controller, we
		* can't enable more than one OPP by default, since the controller sometimes
		* becomes unresponsive after a transition. Fix the frequency at 456 MHz.
		*/

		&opp_100 {
		status = "disabled";
		};

		&opp_200 {
		status = "disabled";
		};

		&opp_300 {
		status = "disabled";
		};

		&opp_456 {
		status = "okay";
		};

		&pmx_core {
		status = "okay";