linux/arch/arm/boot/dts/r8a7792.dtsi

/*
 * Device Tree Source for the r8a7792 SoC
 *
 * Copyright (C) 2016 Cogent Embedded Inc.
 *
 * This file is licensed under the terms of the GNU General Public License
 * version 2.  This program is licensed "as is" without any warranty of any
 * kind, whether express or implied.
 */

#include <dt-bindings/clock/r8a7792-clock.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a7792-sysc.h>

/ {
	compatible = "renesas,r8a7792";
	#address-cells = <2>;
	#size-cells = <2>;

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a15";
			reg = <0>;
			clock-frequency = <1000000000>;
			clocks = <&cpg_clocks R8A7792_CLK_Z>;
			power-domains = <&sysc R8A7792_PD_CA15_CPU0>;
			next-level-cache = <&L2_CA15>;
		};

		L2_CA15: cache-controller@0 {
			compatible = "cache";
			reg = <0>;
			cache-unified;
			cache-level = <2>;
			power-domains = <&sysc R8A7792_PD_CA15_SCU>;
		};
	};

	soc {
		compatible = "simple-bus";
		interrupt-parent = <&gic>;

		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		gic: interrupt-controller@f1001000 {
			compatible = "arm,gic-400";
			#interrupt-cells = <3>;
			interrupt-controller;
			reg = <0 0xf1001000 0 0x1000>,
			      <0 0xf1002000 0 0x1000>,
			      <0 0xf1004000 0 0x2000>,
			      <0 0xf1006000 0 0x2000>;
			interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) |
				      IRQ_TYPE_LEVEL_HIGH)>;
		};

		timer {
			compatible = "arm,armv7-timer";
			interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
				      IRQ_TYPE_LEVEL_LOW)>,
				     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) |
				      IRQ_TYPE_LEVEL_LOW)>,
				     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) |
				      IRQ_TYPE_LEVEL_LOW)>,
				     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) |
				      IRQ_TYPE_LEVEL_LOW)>;
		};

		sysc: system-controller@e6180000 {
			compatible = "renesas,r8a7792-sysc";
			reg = <0 0xe6180000 0 0x0200>;
			#power-domain-cells = <1>;
		};

		/* Special CPG clocks */
		cpg_clocks: cpg_clocks@e6150000 {
			compatible = "renesas,r8a7792-cpg-clocks",
				     "renesas,rcar-gen2-cpg-clocks";
			reg = <0 0xe6150000 0 0x1000>;
			clocks = <&extal_clk>;
			#clock-cells = <1>;
			clock-output-names = "main", "pll0", "pll1", "pll3",
					     "lb", "qspi", "z", "adsp";
			#power-domain-cells = <0>;
		};

		/* Fixed factor clocks */
		zs_clk: zs {
			compatible = "fixed-factor-clock";
			clocks = <&cpg_clocks R8A7792_CLK_PLL1>;
			#clock-cells = <0>;
			clock-div = <6>;
			clock-mult = <1>;
		};
		p_clk: p {
			compatible = "fixed-factor-clock";
			clocks = <&cpg_clocks R8A7792_CLK_PLL1>;
			#clock-cells = <0>;
			clock-div = <24>;
			clock-mult = <1>;
		};
		cp_clk: cp {
			compatible = "fixed-factor-clock";
			clocks = <&cpg_clocks R8A7792_CLK_PLL1>;
			#clock-cells = <0>;
			clock-div = <48>;
			clock-mult = <1>;
		};

		/* Gate clocks */
		mstp2_clks: mstp2_clks@e6150138 {
			compatible = "renesas,r8a7792-mstp-clocks",
				     "renesas,cpg-mstp-clocks";
			reg = <0 0xe6150138 0 4>, <0 0xe6150040 0 4>;
			clocks = <&zs_clk>, <&zs_clk>;
			#clock-cells = <1>;
			clock-indices = <
				R8A7792_CLK_SYS_DMAC1 R8A7792_CLK_SYS_DMAC0
			>;
			clock-output-names = "sys-dmac1", "sys-dmac0";
		};
		mstp4_clks: mstp4_clks@e6150140 {
			compatible = "renesas,r8a7792-mstp-clocks",
				     "renesas,cpg-mstp-clocks";
			reg = <0 0xe6150140 0 4>, <0 0xe615004c 0 4>;
			clocks = <&cp_clk>;
			#clock-cells = <1>;
			clock-indices = <R8A7792_CLK_IRQC>;
			clock-output-names = "irqc";
		};
		mstp7_clks: mstp7_clks@e615014c {
			compatible = "renesas,r8a7792-mstp-clocks",
				     "renesas,cpg-mstp-clocks";
			reg = <0 0xe615014c 0 4>, <0 0xe61501c4 0 4>;
			clocks = <&zs_clk>, <&zs_clk>, <&p_clk>, <&p_clk>,
				 <&p_clk>, <&p_clk>;
			#clock-cells = <1>;
			clock-indices = <
				R8A7792_CLK_HSCIF1 R8A7792_CLK_HSCIF0
				R8A7792_CLK_SCIF3 R8A7792_CLK_SCIF2
				R8A7792_CLK_SCIF1 R8A7792_CLK_SCIF0
			>;
			clock-output-names = "hscif1", "hscif0", "scif3",
					     "scif2", "scif1", "scif0";
		};
	};

	/* External root clock */
	extal_clk: extal {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		/* This value must be overridden by the board. */
		clock-frequency = <0>;
	};

	/* External SCIF clock */
	scif_clk: scif {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		/* This value must be overridden by the board. */
		clock-frequency = <0>;
	};
};