arch/arm/dts/a64.dtsi

/*
 * Copyright (C) 2016 ARM Ltd.
 * based on the Allwinner H3 dtsi:
 * 	Copyright (C) 2015 Jens Kuske <jenskuske@gmail.com>
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file is free software; you can redistribute it and/or
 *     modify it under the terms of the GNU General Public License as
 *     published by the Free Software Foundation; either version 2 of the
 *     License, or (at your option) any later version.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/pinctrl/sun4i-a10.h>

/ {
	compatible = "allwinner,a64";
	interrupt-parent = <&gic>;
	#address-cells = <1>;
	#size-cells = <1>;

	aliases {
		serial0 = &uart0;
		serial1 = &uart1;
		serial2 = &uart2;
		serial3 = &uart3;
		serial4 = &uart4;
	};

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

		cpu@0 {
			compatible = "arm,cortex-a53", "arm,armv8";
			device_type = "cpu";
			reg = <0>;
			enable-method = "psci";
		};

		cpu@1 {
			compatible = "arm,cortex-a53", "arm,armv8";
			device_type = "cpu";
			reg = <1>;
			enable-method = "psci";
		};

		cpu@2 {
			compatible = "arm,cortex-a53", "arm,armv8";
			device_type = "cpu";
			reg = <2>;
			enable-method = "psci";
		};

		cpu@3 {
			compatible = "arm,cortex-a53", "arm,armv8";
			device_type = "cpu";
			reg = <3>;
			enable-method = "psci";
		};
	};

	psci {
		compatible = "arm,psci-0.2", "arm,psci";
		method = "smc";
		cpu_suspend = <0xc4000001>;
		cpu_off = <0x84000002>;
		cpu_on = <0xc4000003>;
	};

        memory {
		device_type = "memory";
		reg = <0x40000000 0>;
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupts = <GIC_PPI 13
			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
			     <GIC_PPI 14
			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
			     <GIC_PPI 11
			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
			     <GIC_PPI 10
			(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
	};

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

		osc24M: osc24M_clk {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <24000000>;
			clock-output-names = "osc24M";
		};

		osc32k: osc32k_clk {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <32768>;
			clock-output-names = "osc32k";
		};

		pll1: clk@01c20000 {
			#clock-cells = <0>;
			compatible = "allwinner,sun8i-a23-pll1-clk";
			reg = <0x01c20000 0x4>;
			clocks = <&osc24M>;
			clock-output-names = "pll1";
		};

		pll6: clk@01c20028 {
			#clock-cells = <1>;
			compatible = "allwinner,sun6i-a31-pll6-clk";
			reg = <0x01c20028 0x4>;
			clocks = <&osc24M>;
			clock-output-names = "pll6", "pll6x2";
		};

		pll6d2: pll6d2_clk {
			#clock-cells = <0>;
			compatible = "fixed-factor-clock";
			clock-div = <2>;
			clock-mult = <1>;
			clocks = <&pll6 0>;
			clock-output-names = "pll6d2";
		};

		/* dummy clock until pll6 can be reused */
		pll8: pll8_clk {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <1>;
			clock-output-names = "pll8";
		};

		cpu: cpu_clk@01c20050 {
			#clock-cells = <0>;
			compatible = "allwinner,sun4i-a10-cpu-clk";
			reg = <0x01c20050 0x4>;
			clocks = <&osc32k>, <&osc24M>, <&pll1>, <&pll1>;
			clock-output-names = "cpu";
		};

		axi: axi_clk@01c20050 {
			#clock-cells = <0>;
			compatible = "allwinner,sun4i-a10-axi-clk";
			reg = <0x01c20050 0x4>;
			clocks = <&cpu>;
			clock-output-names = "axi";
		};

		ahb1: ahb1_clk@01c20054 {
			#clock-cells = <0>;
			compatible = "allwinner,sun6i-a31-ahb1-clk";
			reg = <0x01c20054 0x4>;
			clocks = <&osc32k>, <&osc24M>, <&axi>, <&pll6 0>;
			clock-output-names = "ahb1";
		};

		ahb2: ahb2_clk@01c2005c {
			#clock-cells = <0>;
			compatible = "allwinner,sun8i-h3-ahb2-clk";
			reg = <0x01c2005c 0x4>;
			clocks = <&ahb1>, <&pll6d2>;
			clock-output-names = "ahb2";
		};

		apb1: apb1_clk@01c20054 {
			#clock-cells = <0>;
			compatible = "allwinner,sun4i-a10-apb0-clk";
			reg = <0x01c20054 0x4>;
			clocks = <&ahb1>;
			clock-output-names = "apb1";
		};

		apb2: apb2_clk@01c20058 {
			#clock-cells = <0>;
			compatible = "allwinner,sun4i-a10-apb1-clk";
			reg = <0x01c20058 0x4>;
			clocks = <&osc32k>, <&osc24M>, <&pll6 1>, <&pll6 1>;
			clock-output-names = "apb2";
		};

		bus_gates: clk@01c20060 {
			#clock-cells = <1>;
			compatible = "allwinner,a64-bus-gates-clk",
				     "allwinner,sun8i-h3-bus-gates-clk";
			reg = <0x01c20060 0x14>;
			clocks = <&ahb1>, <&ahb2>, <&apb1>, <&apb2>;
			clock-names = "ahb1", "ahb2", "apb1", "apb2";
			clock-indices = <1>,
					<5>, <6>, <8>,
					<9>, <10>, <13>,
					<14>, <17>, <18>,
					<19>, <20>,
					<21>, <23>,
					<24>, <25>,
					<28>, <29>,
					<32>, <35>,
					<36>, <37>,
					<40>, <43>,
					<44>, <52>, <53>,
					<54>, <64>,
					<65>, <69>, <72>,
					<76>, <77>, <78>,
					<96>, <97>, <98>,
					<101>,
					<112>, <113>,
					<114>, <115>,
					<116>, <135>;
			clock-output-names = "bus_mipidsi",
					     "bus_ce", "bus_dma", "bus_mmc0",
					     "bus_mmc1", "bus_mmc2", "bus_nand",
					     "bus_sdram", "bus_gmac", "bus_ts",
					     "bus_hstimer", "bus_spi0",
					     "bus_spi1", "bus_otg",
					     "bus_otg_ehci0", "bus_ehci0",
					     "bus_otg_ohci0", "bus_ohci0",
					     "bus_ve", "bus_lcd0",
					     "bus_lcd1", "bus_deint",
					     "bus_csi", "bus_hdmi",
					     "bus_de", "bus_gpu", "bus_msgbox",
					     "bus_spinlock", "bus_codec",
					     "bus_spdif", "bus_pio", "bus_ths",
					     "bus_i2s0", "bus_i2s1", "bus_i2s2",
					     "bus_i2c0", "bus_i2c1", "bus_i2c2",
					     "bus_scr",
					     "bus_uart0", "bus_uart1",
					     "bus_uart2", "bus_uart3",
					     "bus_uart4", "bus_dbg";
		};

		mmc0_clk: clk@01c20088 {
			#clock-cells = <1>;
			compatible = "allwinner,sun4i-a10-mmc-clk";
			reg = <0x01c20088 0x4>;
			clocks = <&osc24M>, <&pll6 0>, <&pll8>;
			clock-output-names = "mmc0",
					     "mmc0_output",
					     "mmc0_sample";
		};

		mmc1_clk: clk@01c2008c {
			#clock-cells = <1>;
			compatible = "allwinner,sun4i-a10-mmc-clk";
			reg = <0x01c2008c 0x4>;
			clocks = <&osc24M>, <&pll6 0>, <&pll8>;
			clock-output-names = "mmc1",
					     "mmc1_output",
					     "mmc1_sample";
		};

		mmc2_clk: clk@01c20090 {
			#clock-cells = <1>;
			compatible = "allwinner,sun4i-a10-mmc-clk";
			reg = <0x01c20090 0x4>;
			clocks = <&osc24M>, <&pll6 0>, <&pll8>;
			clock-output-names = "mmc2",
					     "mmc2_output",
					     "mmc2_sample";
		};
	};

	regulators {
		reg_vcc3v3: vcc3v3 {
			compatible = "regulator-fixed";
			regulator-name = "vcc3v3";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
		};
	};

	soc {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		mmc0: mmc@01c0f000 {
			compatible = "allwinner,sun5i-a13-mmc";
			reg = <0x01c0f000 0x1000>;
			clocks = <&bus_gates 8>,
				 <&mmc0_clk 0>,
				 <&mmc0_clk 1>,
				 <&mmc0_clk 2>;
			clock-names = "ahb",
				      "mmc",
				      "output",
				      "sample";
			resets = <&ahb_rst 8>;
			reset-names = "ahb";
			interrupts = <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		mmc1: mmc@01c10000 {
			compatible = "allwinner,sun5i-a13-mmc";
			reg = <0x01c10000 0x1000>;
			clocks = <&bus_gates 9>,
				 <&mmc1_clk 0>,
				 <&mmc1_clk 1>,
				 <&mmc1_clk 2>;
			clock-names = "ahb",
				      "mmc",
				      "output",
				      "sample";
			resets = <&ahb_rst 9>;
			reset-names = "ahb";
			interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		mmc2: mmc@01c11000 {
			compatible = "allwinner,sun5i-a13-mmc";
			reg = <0x01c11000 0x1000>;
			clocks = <&bus_gates 10>,
				 <&mmc2_clk 0>,
				 <&mmc2_clk 1>,
				 <&mmc2_clk 2>;
			clock-names = "ahb",
				      "mmc",
				      "output",
				      "sample";
			resets = <&ahb_rst 10>;
			reset-names = "ahb";
			interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		pio: pinctrl@01c20800 {
			compatible = "allwinner,a64-pinctrl";
			reg = <0x01c20800 0x400>;
			interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&bus_gates 69>;
			gpio-controller;
			#gpio-cells = <3>;
			interrupt-controller;
			#interrupt-cells = <2>;

			uart0_pins_a: uart0@0 {
				allwinner,pins = "PB8", "PB9";
				allwinner,function = "uart0";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			uart0_pins_b: uart0@1 {
				allwinner,pins = "PF2", "PF3";
				allwinner,function = "uart0";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			uart1_pins: uart1@0 {
				allwinner,pins = "PG6", "PG7", "PG8", "PG9";
				allwinner,function = "uart1";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			uart2_pins: uart2@0 {
				allwinner,pins = "PB0", "PB1", "PB2", "PB3";
				allwinner,function = "uart2";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			uart3_pins_a: uart3@0 {
				allwinner,pins = "PD0", "PD1";
				allwinner,function = "uart3";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			uart3_pins_b: uart3@1 {
				allwinner,pins = "PH4", "PH5", "PH6", "PH7";
				allwinner,function = "uart3";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			uart4_pins: uart4@0 {
				allwinner,pins = "PD2", "PD3", "PD4", "PD5";
				allwinner,function = "uart4";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			mmc0_pins: mmc0@0 {
				allwinner,pins = "PF0", "PF1", "PF2", "PF3",
						 "PF4", "PF5";
				allwinner,function = "mmc0";
				allwinner,drive = <SUN4I_PINCTRL_30_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			mmc0_default_cd_pin: mmc0_cd_pin@0 {
				allwinner,pins = "PF6";
				allwinner,function = "gpio_in";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
			};

			mmc1_pins: mmc1@0 {
				allwinner,pins = "PG0", "PG1", "PG2", "PG3",
						 "PG4", "PG5";
				allwinner,function = "mmc1";
				allwinner,drive = <SUN4I_PINCTRL_30_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			mmc2_pins: mmc2@0 {
				allwinner,pins = "PC1", "PC5", "PC6", "PC8",
						 "PC9", "PC10";
				allwinner,function = "mmc2";
				allwinner,drive = <SUN4I_PINCTRL_30_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};
		};

		ahb_rst: reset@01c202c0 {
			#reset-cells = <1>;
			compatible = "allwinner,sun6i-a31-ahb1-reset";
			reg = <0x01c202c0 0xc>;
		};

		apb1_rst: reset@01c202d0 {
			#reset-cells = <1>;
			compatible = "allwinner,sun6i-a31-clock-reset";
			reg = <0x01c202d0 0x4>;
		};

		apb2_rst: reset@01c202d8 {
			#reset-cells = <1>;
			compatible = "allwinner,sun6i-a31-clock-reset";
			reg = <0x01c202d8 0x4>;
		};

		uart0: serial@01c28000 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01c28000 0x400>;
			interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&bus_gates 112>;
			resets = <&apb2_rst 16>;
			reset-names = "apb2";
			status = "disabled";
		};

		uart1: serial@01c28400 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01c28400 0x400>;
			interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&bus_gates 113>;
			resets = <&apb2_rst 17>;
			reset-names = "apb2";
			status = "disabled";
		};

		uart2: serial@01c28800 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01c28800 0x400>;
			interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&bus_gates 114>;
			resets = <&apb2_rst 18>;
			reset-names = "apb2";
			status = "disabled";
		};

		uart3: serial@01c28c00 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01c28c00 0x400>;
			interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&bus_gates 115>;
			resets = <&apb2_rst 19>;
			reset-names = "apb2";
			status = "disabled";
		};

		uart4: serial@01c29000 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01c29000 0x400>;
			interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&bus_gates 116>;
			resets = <&apb2_rst 20>;
			reset-names = "apb2";
			status = "disabled";
		};

		rtc: rtc@01f00000 {
			compatible = "allwinner,sun6i-a31-rtc";
			reg = <0x01f00000 0x54>;
			interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
		};
	};

	gic: interrupt-controller@{
		compatible = "arm,gic-400";
		interrupt-controller;
		#interrupt-cells = <3>;
		#address-cells = <0>;

		reg = <0x01C81000 0x1000>,
		      <0x01C82000 0x2000>,
		      <0x01C84000 0x2000>,
		      <0x01C86000 0x2000>;
		interrupts = <GIC_PPI 9
		      (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
	};
};