linux/arch/arm/boot/dts/sun8i-a23.dtsi

/*
 * Copyright 2014 Chen-Yu Tsai
 *
 * Chen-Yu Tsai <wens@csie.org>
 *
 * 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 "skeleton.dtsi"

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

#include <dt-bindings/pinctrl/sun4i-a10.h>

/ {
	interrupt-parent = <&gic>;

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

		framebuffer@0 {
			compatible = "allwinner,simple-framebuffer",
				     "simple-framebuffer";
			allwinner,pipeline = "de_be0-lcd0";
			clocks = <&pll6 0>;
			status = "disabled";
		};
	};

	timer {
		compatible = "arm,armv7-timer";
		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
		clock-frequency = <24000000>;
		arm,cpu-registers-not-fw-configured;
	};

	cpus {
		enable-method = "allwinner,sun8i-a23";
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <0>;
		};

		cpu@1 {
			compatible = "arm,cortex-a7";
			device_type = "cpu";
			reg = <1>;
		};
	};

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

	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";
		};

		/* dummy clock until actually implemented */
		pll5: pll5_clk {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <0>;
			clock-output-names = "pll5";
		};

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

		cpu: cpu_clk@01c20050 {
			#clock-cells = <0>;
			compatible = "allwinner,sun4i-a10-cpu-clk";
			reg = <0x01c20050 0x4>;

			/*
			 * PLL1 is listed twice here.
			 * While it looks suspicious, it's actually documented
			 * that way both in the datasheet and in the code from
			 * Allwinner.
			 */
			clocks = <&osc32k>, <&osc24M>, <&pll1>, <&pll1>;
			clock-output-names = "cpu";
		};

		axi: axi_clk@01c20050 {
			#clock-cells = <0>;
			compatible = "allwinner,sun8i-a23-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";
		};

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

		ahb1_gates: clk@01c20060 {
			#clock-cells = <1>;
			compatible = "allwinner,sun8i-a23-ahb1-gates-clk";
			reg = <0x01c20060 0x8>;
			clocks = <&ahb1>;
			clock-output-names = "ahb1_mipidsi", "ahb1_dma",
					"ahb1_mmc0", "ahb1_mmc1", "ahb1_mmc2",
					"ahb1_nand", "ahb1_sdram",
					"ahb1_hstimer", "ahb1_spi0",
					"ahb1_spi1", "ahb1_otg", "ahb1_ehci",
					"ahb1_ohci", "ahb1_ve", "ahb1_lcd",
					"ahb1_csi", "ahb1_be",	"ahb1_fe",
					"ahb1_gpu", "ahb1_spinlock",
					"ahb1_drc";
		};

		apb1_gates: clk@01c20068 {
			#clock-cells = <1>;
			compatible = "allwinner,sun8i-a23-apb1-gates-clk";
			reg = <0x01c20068 0x4>;
			clocks = <&apb1>;
			clock-output-names = "apb1_codec", "apb1_pio",
					"apb1_daudio0",	"apb1_daudio1";
		};

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

		apb2_gates: clk@01c2006c {
			#clock-cells = <1>;
			compatible = "allwinner,sun8i-a23-apb2-gates-clk";
			reg = <0x01c2006c 0x4>;
			clocks = <&apb2>;
			clock-output-names = "apb2_i2c0", "apb2_i2c1",
					"apb2_i2c2", "apb2_uart0",
					"apb2_uart1", "apb2_uart2",
					"apb2_uart3", "apb2_uart4";
		};

		mmc0_clk: clk@01c20088 {
			#clock-cells = <1>;
			compatible = "allwinner,sun4i-a10-mmc-clk";
			reg = <0x01c20088 0x4>;
			clocks = <&osc24M>, <&pll6 0>;
			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>;
			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>;
			clock-output-names = "mmc2",
					     "mmc2_output",
					     "mmc2_sample";
		};

		mbus_clk: clk@01c2015c {
			#clock-cells = <0>;
			compatible = "allwinner,sun8i-a23-mbus-clk";
			reg = <0x01c2015c 0x4>;
			clocks = <&osc24M>, <&pll6 1>, <&pll5>;
			clock-output-names = "mbus";
		};
	};

	soc@01c00000 {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		dma: dma-controller@01c02000 {
			compatible = "allwinner,sun8i-a23-dma";
			reg = <0x01c02000 0x1000>;
			interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&ahb1_gates 6>;
			resets = <&ahb1_rst 6>;
			#dma-cells = <1>;
		};

		mmc0: mmc@01c0f000 {
			compatible = "allwinner,sun5i-a13-mmc";
			reg = <0x01c0f000 0x1000>;
			clocks = <&ahb1_gates 8>,
				 <&mmc0_clk 0>,
				 <&mmc0_clk 1>,
				 <&mmc0_clk 2>;
			clock-names = "ahb",
				      "mmc",
				      "output",
				      "sample";
			resets = <&ahb1_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 = <&ahb1_gates 9>,
				 <&mmc1_clk 0>,
				 <&mmc1_clk 1>,
				 <&mmc1_clk 2>;
			clock-names = "ahb",
				      "mmc",
				      "output",
				      "sample";
			resets = <&ahb1_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 = <&ahb1_gates 10>,
				 <&mmc2_clk 0>,
				 <&mmc2_clk 1>,
				 <&mmc2_clk 2>;
			clock-names = "ahb",
				      "mmc",
				      "output",
				      "sample";
			resets = <&ahb1_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,sun8i-a23-pinctrl";
			reg = <0x01c20800 0x400>;
			interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&apb1_gates 5>;
			gpio-controller;
			interrupt-controller;
			#address-cells = <1>;
			#size-cells = <0>;
			#gpio-cells = <3>;

			uart0_pins_a: uart0@0 {
				allwinner,pins = "PF2", "PF4";
				allwinner,function = "uart0";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			mmc0_pins_a: 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>;
			};

			mmc1_pins_a: 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>;
			};

			i2c0_pins_a: i2c0@0 {
				allwinner,pins = "PH2", "PH3";
				allwinner,function = "i2c0";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			i2c1_pins_a: i2c1@0 {
				allwinner,pins = "PH4", "PH5";
				allwinner,function = "i2c1";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};

			i2c2_pins_a: i2c2@0 {
				allwinner,pins = "PE12", "PE13";
				allwinner,function = "i2c2";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};
		};

		ahb1_rst: reset@01c202c0 {
			#reset-cells = <1>;
			compatible = "allwinner,sun6i-a31-clock-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>;
		};

		timer@01c20c00 {
			compatible = "allwinner,sun4i-a10-timer";
			reg = <0x01c20c00 0xa0>;
			interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&osc24M>;
		};

		wdt0: watchdog@01c20ca0 {
			compatible = "allwinner,sun6i-a31-wdt";
			reg = <0x01c20ca0 0x20>;
			interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
		};

		lradc: lradc@01c22800 {
			compatible = "allwinner,sun4i-a10-lradc-keys";
			reg = <0x01c22800 0x100>;
			interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		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 = <&apb2_gates 16>;
			resets = <&apb2_rst 16>;
			dmas = <&dma 6>, <&dma 6>;
			dma-names = "rx", "tx";
			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 = <&apb2_gates 17>;
			resets = <&apb2_rst 17>;
			dmas = <&dma 7>, <&dma 7>;
			dma-names = "rx", "tx";
			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 = <&apb2_gates 18>;
			resets = <&apb2_rst 18>;
			dmas = <&dma 8>, <&dma 8>;
			dma-names = "rx", "tx";
			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 = <&apb2_gates 19>;
			resets = <&apb2_rst 19>;
			dmas = <&dma 9>, <&dma 9>;
			dma-names = "rx", "tx";
			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 = <&apb2_gates 20>;
			resets = <&apb2_rst 20>;
			dmas = <&dma 10>, <&dma 10>;
			dma-names = "rx", "tx";
			status = "disabled";
		};

		i2c0: i2c@01c2ac00 {
			compatible = "allwinner,sun6i-a31-i2c";
			reg = <0x01c2ac00 0x400>;
			interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&apb2_gates 0>;
			resets = <&apb2_rst 0>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		i2c1: i2c@01c2b000 {
			compatible = "allwinner,sun6i-a31-i2c";
			reg = <0x01c2b000 0x400>;
			interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&apb2_gates 1>;
			resets = <&apb2_rst 1>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		i2c2: i2c@01c2b400 {
			compatible = "allwinner,sun6i-a31-i2c";
			reg = <0x01c2b400 0x400>;
			interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&apb2_gates 2>;
			resets = <&apb2_rst 2>;
			status = "disabled";
			#address-cells = <1>;
			#size-cells = <0>;
		};

		gic: interrupt-controller@01c81000 {
			compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
			reg = <0x01c81000 0x1000>,
			      <0x01c82000 0x1000>,
			      <0x01c84000 0x2000>,
			      <0x01c86000 0x2000>;
			interrupt-controller;
			#interrupt-cells = <3>;
			interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
		};

		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>;
		};

		prcm@01f01400 {
			compatible = "allwinner,sun8i-a23-prcm";
			reg = <0x01f01400 0x200>;

			ar100: ar100_clk {
				compatible = "fixed-factor-clock";
				#clock-cells = <0>;
				clock-div = <1>;
				clock-mult = <1>;
				clocks = <&osc24M>;
				clock-output-names = "ar100";
			};

			ahb0: ahb0_clk {
				compatible = "fixed-factor-clock";
				#clock-cells = <0>;
				clock-div = <1>;
				clock-mult = <1>;
				clocks = <&ar100>;
				clock-output-names = "ahb0";
			};

			apb0: apb0_clk {
				compatible = "allwinner,sun8i-a23-apb0-clk";
				#clock-cells = <0>;
				clocks = <&ahb0>;
				clock-output-names = "apb0";
			};

			apb0_gates: apb0_gates_clk {
				compatible = "allwinner,sun8i-a23-apb0-gates-clk";
				#clock-cells = <1>;
				clocks = <&apb0>;
				clock-output-names = "apb0_pio", "apb0_timer",
						"apb0_rsb", "apb0_uart",
						"apb0_i2c";
			};

			apb0_rst: apb0_rst {
				compatible = "allwinner,sun6i-a31-clock-reset";
				#reset-cells = <1>;
			};
		};

		cpucfg@01f01c00 {
			compatible = "allwinner,sun8i-a23-cpuconfig";
			reg = <0x01f01c00 0x300>;
		};

		r_uart: serial@01f02800 {
			compatible = "snps,dw-apb-uart";
			reg = <0x01f02800 0x400>;
			interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clocks = <&apb0_gates 4>;
			resets = <&apb0_rst 4>;
			status = "disabled";
		};

		r_pio: pinctrl@01f02c00 {
			compatible = "allwinner,sun8i-a23-r-pinctrl";
			reg = <0x01f02c00 0x400>;
			interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&apb0_gates 0>;
			resets = <&apb0_rst 0>;
			gpio-controller;
			interrupt-controller;
			#address-cells = <1>;
			#size-cells = <0>;
			#gpio-cells = <3>;

			r_uart_pins_a: r_uart@0 {
				allwinner,pins = "PL2", "PL3";
				allwinner,function = "s_uart";
				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
			};
		};
	};
};