xref: /openbmc/linux/arch/arm/boot/dts/st/stih418-clock.dtsi (revision 2612e3bbc0386368a850140a6c9b990cd496a5ec)

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (C) 2015 STMicroelectronics R&D Limited
 */
#include <dt-bindings/clock/stih418-clks.h>
/ {
	/*
	 * Fixed 30MHz oscillator inputs to SoC
	 */
	clk_sysin: clk-sysin {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		clock-frequency = <30000000>;
		clock-output-names = "CLK_SYSIN";
	};

	clk_tmdsout_hdmi: clk-tmdsout-hdmi {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		clock-frequency = <0>;
	};

	clocks {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		compatible = "st,stih418-clk", "simple-bus";

		/*
		 * A9 PLL.
		 */
		clockgen-a9@92b0000 {
			compatible = "st,clkgen-c32";
			reg = <0x92b0000 0x10000>;

			clockgen_a9_pll: clockgen-a9-pll {
				#clock-cells = <1>;
				compatible = "st,stih418-clkgen-plla9";

				clocks = <&clk_sysin>;
			};

			/*
			 * ARM CPU related clocks.
			 */
			clk_m_a9: clk-m-a9 {
				#clock-cells = <0>;
				compatible = "st,stih407-clkgen-a9-mux", "st,clkgen-mux";

				clocks = <&clockgen_a9_pll 0>,
					 <&clockgen_a9_pll 0>,
					 <&clk_s_c0_flexgen 13>,
					 <&clk_m_a9_ext2f_div2>;

				/*
				 * ARM Peripheral clock for timers
				 */
				arm_periph_clk: clk-m-a9-periphs {
					#clock-cells = <0>;
					compatible = "fixed-factor-clock";
					clocks = <&clk_m_a9>;
					clock-div = <2>;
					clock-mult = <1>;
				};
			};
		};

		clockgen-a@90ff000 {
			compatible = "st,clkgen-c32";
			reg = <0x90ff000 0x1000>;

			clk_s_a0_pll: clk-s-a0-pll {
				#clock-cells = <1>;
				compatible = "st,clkgen-pll0-a0";

				clocks = <&clk_sysin>;
			};

			clk_s_a0_flexgen: clk-s-a0-flexgen {
				compatible = "st,flexgen", "st,flexgen-stih410-a0";

				#clock-cells = <1>;

				clocks = <&clk_s_a0_pll 0>,
					 <&clk_sysin>;
			};
		};

		clk_s_c0: clockgen-c@9103000 {
			compatible = "st,clkgen-c32";
			reg = <0x9103000 0x1000>;

			clk_s_c0_pll0: clk-s-c0-pll0 {
				#clock-cells = <1>;
				compatible = "st,clkgen-pll0-c0";

				clocks = <&clk_sysin>;
			};

			clk_s_c0_pll1: clk-s-c0-pll1 {
				#clock-cells = <1>;
				compatible = "st,clkgen-pll1-c0";

				clocks = <&clk_sysin>;
			};

			clk_s_c0_quadfs: clk-s-c0-quadfs {
				#clock-cells = <1>;
				compatible = "st,quadfs-pll";

				clocks = <&clk_sysin>;
			};

			clk_s_c0_flexgen: clk-s-c0-flexgen {
				#clock-cells = <1>;
				compatible = "st,flexgen", "st,flexgen-stih418-c0";

				clocks = <&clk_s_c0_pll0 0>,
					 <&clk_s_c0_pll1 0>,
					 <&clk_s_c0_quadfs 0>,
					 <&clk_s_c0_quadfs 1>,
					 <&clk_s_c0_quadfs 2>,
					 <&clk_s_c0_quadfs 3>,
					 <&clk_sysin>;

				/*
				 * ARM Peripheral clock for timers
				 */
				clk_m_a9_ext2f_div2: clk-m-a9-ext2f-div2s {
					#clock-cells = <0>;
					compatible = "fixed-factor-clock";

					clocks = <&clk_s_c0_flexgen 13>;

					clock-output-names = "clk-m-a9-ext2f-div2";

					clock-div = <2>;
					clock-mult = <1>;
				};
			};
		};

		clockgen-d0@9104000 {
			compatible = "st,clkgen-c32";
			reg = <0x9104000 0x1000>;

			clk_s_d0_quadfs: clk-s-d0-quadfs {
				#clock-cells = <1>;
				compatible = "st,quadfs-d0";

				clocks = <&clk_sysin>;
			};

			clk_s_d0_flexgen: clk-s-d0-flexgen {
				#clock-cells = <1>;
				compatible = "st,flexgen", "st,flexgen-stih410-d0";

				clocks = <&clk_s_d0_quadfs 0>,
					 <&clk_s_d0_quadfs 1>,
					 <&clk_s_d0_quadfs 2>,
					 <&clk_s_d0_quadfs 3>,
					 <&clk_sysin>;
			};
		};

		clockgen-d2@9106000 {
			compatible = "st,clkgen-c32";
			reg = <0x9106000 0x1000>;

			clk_s_d2_quadfs: clk-s-d2-quadfs {
				#clock-cells = <1>;
				compatible = "st,quadfs-d2";

				clocks = <&clk_sysin>;
			};

			clk_s_d2_flexgen: clk-s-d2-flexgen {
				#clock-cells = <1>;
				compatible = "st,flexgen", "st,flexgen-stih418-d2";

				clocks = <&clk_s_d2_quadfs 0>,
					 <&clk_s_d2_quadfs 1>,
					 <&clk_s_d2_quadfs 2>,
					 <&clk_s_d2_quadfs 3>,
					 <&clk_sysin>,
					 <&clk_sysin>,
					 <&clk_tmdsout_hdmi>;
			};
		};

		clockgen-d3@9107000 {
			compatible = "st,clkgen-c32";
			reg = <0x9107000 0x1000>;

			clk_s_d3_quadfs: clk-s-d3-quadfs {
				#clock-cells = <1>;
				compatible = "st,quadfs-d3";

				clocks = <&clk_sysin>;
			};

			clk_s_d3_flexgen: clk-s-d3-flexgen {
				#clock-cells = <1>;
				compatible = "st,flexgen", "st,flexgen-stih407-d3";

				clocks = <&clk_s_d3_quadfs 0>,
					 <&clk_s_d3_quadfs 1>,
					 <&clk_s_d3_quadfs 2>,
					 <&clk_s_d3_quadfs 3>,
					 <&clk_sysin>;
			};
		};
	};
};