ARM: dts: enable clock support for Broadcom Cygnus (5253ed19) · Commits · 戴 / test

arch/arm/boot/dts/bcm-cygnus-clock.dtsi

+61 −28

Original line number	Diff line number	Diff line
		@@ -36,56 +36,89 @@ clocks {
		ranges;

		osc: oscillator {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		#clock-cells = <1>;
		clock-frequency = <25000000>;
		};

		apb_clk: apb_clk {
		compatible = "fixed-clock";
		/* Cygnus ARM PLL */
		armpll: armpll {
		#clock-cells = <0>;
		clock-frequency = <1000000000>;
		compatible = "brcm,cygnus-armpll";
		clocks = <&osc>;
		reg = <0x19000000 0x1000>;
		};

		periph_clk: periph_clk {
		compatible = "fixed-clock";
		/* peripheral clock for system timer */
		periph_clk: arm_periph_clk {
		#clock-cells = <0>;
		clock-frequency = <500000000>;
		compatible = "fixed-factor-clock";
		clocks = <&armpll>;
		clock-div = <2>;
		clock-mult = <1>;
		};

		sdio_clk: lcpll_ch2 {
		compatible = "fixed-clock";
		/* APB bus clock */
		apb_clk: apb_clk {
		#clock-cells = <0>;
		clock-frequency = <200000000>;
		compatible = "fixed-factor-clock";
		clocks = <&armpll>;
		clock-div = <4>;
		clock-mult = <1>;
		};

		axi81_clk: axi81_clk {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <100000000>;
		genpll: genpll {
		#clock-cells = <1>;
		compatible = "brcm,cygnus-genpll";
		reg = <0x0301d000 0x2c>, <0x0301c020 0x4>;
		clocks = <&osc>;
		clock-output-names = "genpll", "axi21", "250mhz", "ihost_sys",
		"enet_sw", "audio_125", "can";
		};

		keypad_clk: keypad_clk {
		compatible = "fixed-clock";
		/* always 1/2 of the axi21 clock */
		axi41_clk: axi41_clk {
		#clock-cells = <0>;
		clock-frequency = <31806>;
		compatible = "fixed-factor-clock";
		clocks = <&genpll 1>;
		clock-div = <2>;
		clock-mult = <1>;
		};

		adc_clk: adc_clk {
		compatible = "fixed-clock";
		/* always 1/4 of the axi21 clock */
		axi81_clk: axi81_clk {
		#clock-cells = <0>;
		clock-frequency = <1562500>;
		compatible = "fixed-factor-clock";
		clocks = <&genpll 1>;
		clock-div = <4>;
		clock-mult = <1>;
		};

		pwm_clk: pwm_clk {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <1000000>;
		lcpll0: lcpll0 {
		#clock-cells = <1>;
		compatible = "brcm,cygnus-lcpll0";
		reg = <0x0301d02c 0x1c>, <0x0301c020 0x4>;
		clocks = <&osc>;
		clock-output-names = "lcpll0", "pcie_phy", "ddr_phy", "sdio",
		"usb_phy", "smart_card", "ch5";
		};

		lcd_clk: mipipll_ch1 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <100000000>;
		mipipll: mipipll {
		#clock-cells = <1>;
		compatible = "brcm,cygnus-mipipll";
		reg = <0x180a9800 0x2c>, <0x0301c020 0x4>, <0x180aa024 0x4>;
		clocks = <&osc>;
		clock-output-names = "mipipll", "ch0_unused", "ch1_lcd",
		"ch2_v3d", "ch3_unused", "ch4_unused",
		"ch5_unused";
		};

		asiu_clks: asiu_clks {
		#clock-cells = <1>;
		compatible = "brcm,cygnus-asiu-clk";
		reg = <0x0301d048 0xc>, <0x180aa024 0x4>;

		clocks = <&osc>;
		clock-output-names = "keypad", "adc/touch", "pwm";
		};
		};

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