path: root/sys/dts/arm/odroidc1.dts

/*-
 * Copyright (c) 2015 John Wehle <john@feith.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD$
 */

/*
 * The ordering of certain devices is significant (e.g. usb depends on
 * usb-phy which depends on gpio, also the timer should appear early on
 * to provide a reasonably accurate DELAY implementation).
 *
 * Both usb-phys devices must be configured to prevent the usb controller
 * from hanging during initialization.
 */

/dts-v1/;

/memreserve/ 0x7900000 0x00600000;			/* 6MB frame buffer */

#include "meson8b.dtsi"

/ {
	model = "hardkernel,odroid-c1";
	compatible = "hardkernel,odroid-c1", "amlogic,s805";

	#address-cells = <1>;
	#size-cells = <1>;

	aliases {
		soc = &soc;
		screen = &screen;
		uart0 = &uart_AO;
	};

	memory {
		device_type = "memory";
		reg = <0x0 0x40000000>;		/* 1GB RAM */
	};

	soc: soc {
		device_type = "soc";
		bus-frequency = <0>;

		scu: scu@c4300000 {
			compatible = "arm,cortex-a5-scu";
			reg = <0xc4300000 0x1000>;
		};

		cpuconfig: cpuconfig@d901ff80 {
			compatible = "amlogic,aml8726-cpuconfig";
			reg = <0xd901ff80 16>;
		};

		ccm@c1104140 {
			compatible = "amlogic,aml8726-ccm";
			reg = <0xc1104140 20>;	/* cbus 0x1050 */

			functions = "ethernet", "i2c", "rng", "sdio", "sdxc",
				    "uart-a", "uart-b", "uart-c",
				    "usb-a", "usb-b";
		};

		pinctrl@c11080b0 {
			compatible = "amlogic,aml8726-pinctrl";
			reg = <0xc11080b0 40>,	/* mux */
			      <0xc11080e8 24>,	/* pu/pd */
			      <0xc1108120 24>,	/* pull enable */
			      <0xc8100014 4>,	/* ao mux */
			      <0xc810002c 4>,	/* ao pu/pd */
			      <0xc810002c 4>;	/* ao pull enable */

			/*
			 * Currently only pin muxing that deviates
			 * from the power on default of gpio is
			 * specified here.
			 */

			pinctrl-names = "default";
			pinctrl-0 = <&pins_uartao &pins_ethernet &pins_hdmi>;

			pins_ethernet: ethernet {
				amlogic,pins = "ref_clk",
					       "tx_clk",  "tx_en",
					       "tx_d0",   "tx_d1",
					       "tx_d2",   "tx_d3",
					       "rx_clk",  "rx_dv",
					       "rx_d0",   "rx_d1",
					       "rx_d2",   "rx_d3",
					       "mdc",     "mdio";
				amlogic,function = "ethernet";
			};

			pins_hdmi: hdmi {
				amlogic,pins = "cec", "hpd",
					       "scl", "sda";
				amlogic,function = "hdmi";
			};

			pins_sdio_b: sdio_b {
				amlogic,pins = "clk", "cmd",
					       "d0",  "d1",
					       "d2",  "d3";
				amlogic,function = "sdio-b";
				amlogic,pull = "up";
			};

			pins_sdxc_b: sdxc_b {
				amlogic,pins = "clk", "cmd",
					       "d0",  "d1",
					       "d2",  "d3";
				amlogic,function = "sdxc-b";
				amlogic,pull = "up";
			};

			pins_sdio_c: sdio_c {
				amlogic,pins = "clk", "cmd",
					       "d0",  "d1",
					       "d2",  "d3";
				amlogic,function = "sdio-c";
				amlogic,pull = "up";
			};

			pins_sdxc_c: sdxc_c {
				amlogic,pins = "clk", "cmd",
					       "d0",  "d1",
					       "d2",  "d3",
					       "d4",  "d5",
					       "d6",  "d7";
				amlogic,function = "sdxc-c";
				amlogic,pull = "up";
			};

			pins_i2c_a: i2c_a {
				amlogic,pins = "scl", "sda";
				amlogic,function = "i2c-a";
			};

			pins_i2c_b: i2c_b {
				amlogic,pins = "scl", "sda";
				amlogic,function = "i2c-b";
			};

			pins_uarta: uarta {
				amlogic,pins = "tx", "rx", "cts", "rts";
				amlogic,function = "uart-a";
			};

			pins_uartb: uartb {

				/*
				 * gpiox18 appears to have special
				 * meaning to the bootloader making
				 * hardware handshaking unavailable.
				 */

				amlogic,pins = "tx", "rx";
				amlogic,function = "uart-b";
			};

			pins_uartc: uartc {
				amlogic,pins = "tx", "rx", "cts", "rts";
				amlogic,function = "uart-c";
			};

			pins_uartao: uartao {
				amlogic,pins = "tx", "rx";
				amlogic,function = "uart-ao";
			};
		};

		rtc@c8100740 {
			compatible = "amlogic,aml8726-rtc";
			reg = <0xc8100740 20>;	/* aobus 0x1d0 */
			interrupts = <0 72 1>;
		};

		clkmsr: clkmsr@c1108758 {
			compatible = "amlogic,aml8726-clkmsr";
			reg = <0xc1108758 16>;	/* cbus 0x21d6 */

			clocks = <&clk81>;
		};

		gpioao: gpio@c8100024 {
			/* gpio unit 7 */
			compatible = "amlogic,aml8726-gpio";
			reg = <0xc8100024 4>,	/* oen aobus 0x9 */
			      <0xc8100024 4>,	/* out */
			      <0xc8100028 4>;	/* in */

			gpio-controller;
			#gpio-cells = <1>;
			pin-count = <14>;
		};

		gpio3: gpio@c1108054 {
			compatible = "amlogic,aml8726-gpio";
			reg = <0xc1108054 4>,	/* oen cbus 0x2015 */
			      <0xc1108058 4>,	/* out */
			      <0xc110805c 4>;	/* in */

			gpio-controller;
			#gpio-cells = <1>;
			pin-count = <32>;
		};

		gpio5: gpio@c110806c {
			compatible = "amlogic,aml8726-gpio";
			reg = <0xc110806c 4>,	/* oen cbus 0x201b */
			      <0xc1108070 4>,	/* out */
			      <0xc1108074 4>;	/* in */

			gpio-controller;
			#gpio-cells = <1>;
			pin-count = <32>;
		};

		mmc@c1108c20 {
			compatible = "amlogic,aml8726-mmc";
			reg = <0xc1108c20 32>;	/* cbus 0x2308 */
			interrupts = <0 28 1>;

			clocks = <&clk81>;

			pinctrl-names = "default";
			pinctrl-0 = <&pins_sdio_b>;

			/*
			 * Ordering is significant.
			 *
			 * mmc-vselect low sets first voltage
			 * mmc-vselect high sets second voltage
			 *
			 * If mmc-vselect is not present, then
			 * only one voltage should be specified.
			 */
			mmc-voltages = "3.3", "1.8";
			mmc-vselect = <&gpioao 3>;	/* gpioao_3 */

			mmc-pwr-en = <&gpio5 31 0>;	/* card_8 */
			ins-detect = <&gpio5 29 0>;	/* card_6 */
		};

		sdxc@c1108e00 {
			compatible = "amlogic,aml8726-sdxc-m8";
			clock-frequency = <1275000000>;
			reg = <0xc1108e00 60>;	/* cbus 0x2380 */
			interrupts = <0 78 1>;

			pinctrl-names = "default";
			pinctrl-0 = <&pins_sdxc_c>;

			mmc-voltages = "1.8";

			mmc-rst = <&gpio3 9 0>;	/* boot_9 emmc-rst */
		};

		rng@c1108100 {
			compatible = "amlogic,aml8726-rng";
			reg = <0xc1108100 8>;	/* cbus 0x2040 */
		};

		usb-phy@c1108800 {
			/* usb-a phy */
			compatible = "amlogic,aml8726-m8-usb-phy";
			reg = <0xc1108800 32>;	/* cbus 0x2200 */

			usb-pwr-en = <&gpioao 5 1>;	/* gpioao_5 vbus */
		};

		usb-phy@c1108820 {
			/* usb-b phy */
			compatible = "amlogic,aml8726-m8-usb-phy";
			reg = <0xc1108820 32>;	/* cbus 0x2208 */

			force-aca = "true";
			usb-hub-rst = <&gpioao 4 0>;	/* gpioao_4 hub-rst */
		};

		usb@c9040000 {
			/* usb-a */
			compatible = "synopsys,designware-hs-otg2";
			reg = <0xc9040000 0x40000>;	/* ahbbus 0x40000*/
			interrupts = <0 30 4>;
			#address-cells = <1>;
			#size-cells = <0>;

			dr_mode = "host";
		};

		usb@c90c0000 {
			/* usb-b */
			compatible = "synopsys,designware-hs-otg2";
			reg = <0xc90c0000 0x40000>;	/* ahbbus 0xc0000 */
			interrupts = <0 31 4>;
			#address-cells = <1>;
			#size-cells = <0>;

			dr_mode = "host";
		};

		eth@c9410000 {
			/* ethernet */
			compatible = "amlogic,meson6-dwmac";
			reg = <0xc9410000 0x2000>;	/* ahbbus 0x410000 */
			interrupts = <0 8 1>;
			#address-cells = <1>;
			#size-cells = <0>;

			eth-phy-rst = <&gpio3 23 0>;	/* gpioh_4 phy-rst */
		};

		screen: fb@c8006020 {
			device_type = "display";
			compatible = "amlogic,aml8726-fb";
			reg = <0xc8006048 12>,	/* CANVAS */
			      <0xc1106800 1024>,	/* VIU */
			      <0xc1107400 1024>;	/* VPP */
			interrupts = <0 2 1>,
				     <0 3 1>,
				     <0 12 1>,
				     <0 13 1>;

			address = <0x7900000>;	/* match memreserve */
			width = <720>;
			height = <480>;
			depth = <24>;
			linebytes = <2160>;
		};
	};

	leds {
		compatible = "gpio-leds";

		sys_led {
			gpios = <&gpioao 13>;	/* gpioao_13 sys_led */
			label = "sys_led";
		};
	};

	chosen {
		stdin = "uart0";
		stdout = "uart0";
	};
};

&clk81 {
	clock-frequency = <0>;
};

&uart_AO {
	status = "okay";
	current-speed = <115200>;
};

&uart_A {
	status = "okay";
};

&uart_B {
	status = "okay";
};

&uart_C {
	status = "okay";
};

&i2c_A {
	status = "okay";
};

&i2c_B {
	status = "okay";
};