397 lines
8.9 KiB
Plaintext
397 lines
8.9 KiB
Plaintext
/*-
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* Copyright (c) 2015 John Wehle <john@feith.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* The ordering of certain devices is significant (e.g. usb depends on
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* usb-phy which depends on gpio, also the timer should appear early on
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* to provide a reasonably accurate DELAY implementation).
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*
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* Both usb-phys devices must be configured to prevent the usb controller
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* from hanging during initialization.
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*/
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/dts-v1/;
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/memreserve/ 0x7900000 0x00600000; /* 6MB frame buffer */
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#include "meson8b.dtsi"
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/ {
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model = "hardkernel,odroid-c1";
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compatible = "hardkernel,odroid-c1", "amlogic,s805";
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#address-cells = <1>;
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#size-cells = <1>;
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aliases {
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soc = &soc;
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screen = &screen;
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uart0 = &uart_AO;
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};
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memory {
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device_type = "memory";
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reg = <0x0 0x40000000>; /* 1GB RAM */
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};
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soc: soc {
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device_type = "soc";
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bus-frequency = <0>;
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scu: scu@c4300000 {
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compatible = "arm,cortex-a5-scu";
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reg = <0xc4300000 0x1000>;
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};
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cpuconfig: cpuconfig@d901ff80 {
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compatible = "amlogic,aml8726-cpuconfig";
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reg = <0xd901ff80 16>;
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};
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ccm@c1104140 {
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compatible = "amlogic,aml8726-ccm";
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reg = <0xc1104140 20>; /* cbus 0x1050 */
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functions = "ethernet", "i2c", "rng", "sdio", "sdxc",
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"uart-a", "uart-b", "uart-c",
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"usb-a", "usb-b";
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};
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pinctrl@c11080b0 {
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compatible = "amlogic,aml8726-pinctrl";
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reg = <0xc11080b0 40>, /* mux */
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<0xc11080e8 24>, /* pu/pd */
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<0xc1108120 24>, /* pull enable */
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<0xc8100014 4>, /* ao mux */
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<0xc810002c 4>, /* ao pu/pd */
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<0xc810002c 4>; /* ao pull enable */
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/*
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* Currently only pin muxing that deviates
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* from the power on default of gpio is
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* specified here.
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*/
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pinctrl-names = "default";
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pinctrl-0 = <&pins_uartao &pins_ethernet &pins_hdmi>;
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pins_ethernet: ethernet {
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amlogic,pins = "ref_clk",
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"tx_clk", "tx_en",
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"tx_d0", "tx_d1",
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"tx_d2", "tx_d3",
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"rx_clk", "rx_dv",
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"rx_d0", "rx_d1",
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"rx_d2", "rx_d3",
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"mdc", "mdio";
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amlogic,function = "ethernet";
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};
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pins_hdmi: hdmi {
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amlogic,pins = "cec", "hpd",
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"scl", "sda";
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amlogic,function = "hdmi";
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};
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pins_sdio_b: sdio_b {
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amlogic,pins = "clk", "cmd",
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"d0", "d1",
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"d2", "d3";
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amlogic,function = "sdio-b";
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amlogic,pull = "up";
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};
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pins_sdxc_b: sdxc_b {
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amlogic,pins = "clk", "cmd",
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"d0", "d1",
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"d2", "d3";
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amlogic,function = "sdxc-b";
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amlogic,pull = "up";
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};
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pins_sdio_c: sdio_c {
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amlogic,pins = "clk", "cmd",
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"d0", "d1",
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"d2", "d3";
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amlogic,function = "sdio-c";
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amlogic,pull = "up";
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};
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pins_sdxc_c: sdxc_c {
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amlogic,pins = "clk", "cmd",
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"d0", "d1",
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"d2", "d3",
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"d4", "d5",
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"d6", "d7";
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amlogic,function = "sdxc-c";
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amlogic,pull = "up";
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};
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pins_i2c_a: i2c_a {
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amlogic,pins = "scl", "sda";
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amlogic,function = "i2c-a";
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};
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pins_i2c_b: i2c_b {
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amlogic,pins = "scl", "sda";
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amlogic,function = "i2c-b";
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};
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pins_uarta: uarta {
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amlogic,pins = "tx", "rx", "cts", "rts";
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amlogic,function = "uart-a";
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};
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pins_uartb: uartb {
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/*
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* gpiox18 appears to have special
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* meaning to the bootloader making
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* hardware handshaking unavailable.
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*/
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amlogic,pins = "tx", "rx";
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amlogic,function = "uart-b";
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};
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pins_uartc: uartc {
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amlogic,pins = "tx", "rx", "cts", "rts";
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amlogic,function = "uart-c";
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};
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pins_uartao: uartao {
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amlogic,pins = "tx", "rx";
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amlogic,function = "uart-ao";
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};
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};
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rtc@c8100740 {
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compatible = "amlogic,aml8726-rtc";
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reg = <0xc8100740 20>; /* aobus 0x1d0 */
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interrupts = <0 72 1>;
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};
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clkmsr: clkmsr@c1108758 {
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compatible = "amlogic,aml8726-clkmsr";
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reg = <0xc1108758 16>; /* cbus 0x21d6 */
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clocks = <&clk81>;
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};
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gpioao: gpio@c8100024 {
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/* gpio unit 7 */
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compatible = "amlogic,aml8726-gpio";
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reg = <0xc8100024 4>, /* oen aobus 0x9 */
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<0xc8100024 4>, /* out */
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<0xc8100028 4>; /* in */
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gpio-controller;
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#gpio-cells = <1>;
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pin-count = <14>;
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};
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gpio3: gpio@c1108054 {
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compatible = "amlogic,aml8726-gpio";
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reg = <0xc1108054 4>, /* oen cbus 0x2015 */
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<0xc1108058 4>, /* out */
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<0xc110805c 4>; /* in */
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gpio-controller;
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#gpio-cells = <1>;
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pin-count = <32>;
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};
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gpio5: gpio@c110806c {
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compatible = "amlogic,aml8726-gpio";
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reg = <0xc110806c 4>, /* oen cbus 0x201b */
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<0xc1108070 4>, /* out */
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<0xc1108074 4>; /* in */
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gpio-controller;
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#gpio-cells = <1>;
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pin-count = <32>;
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};
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mmc@c1108c20 {
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compatible = "amlogic,aml8726-mmc";
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reg = <0xc1108c20 32>; /* cbus 0x2308 */
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interrupts = <0 28 1>;
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clocks = <&clk81>;
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pinctrl-names = "default";
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pinctrl-0 = <&pins_sdio_b>;
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/*
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* Ordering is significant.
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*
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* mmc-vselect low sets first voltage
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* mmc-vselect high sets second voltage
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*
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* If mmc-vselect is not present, then
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* only one voltage should be specified.
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*/
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mmc-voltages = "3.3", "1.8";
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mmc-vselect = <&gpioao 3>; /* gpioao_3 */
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mmc-pwr-en = <&gpio5 31 0>; /* card_8 */
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ins-detect = <&gpio5 29 0>; /* card_6 */
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};
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sdxc@c1108e00 {
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compatible = "amlogic,aml8726-sdxc-m8";
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clock-frequency = <1275000000>;
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reg = <0xc1108e00 60>; /* cbus 0x2380 */
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interrupts = <0 78 1>;
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pinctrl-names = "default";
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pinctrl-0 = <&pins_sdxc_c>;
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mmc-voltages = "1.8";
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mmc-rst = <&gpio3 9 0>; /* boot_9 emmc-rst */
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};
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rng@c1108100 {
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compatible = "amlogic,aml8726-rng";
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reg = <0xc1108100 8>; /* cbus 0x2040 */
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};
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usb-phy@c1108800 {
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/* usb-a phy */
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compatible = "amlogic,aml8726-m8-usb-phy";
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reg = <0xc1108800 32>; /* cbus 0x2200 */
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usb-pwr-en = <&gpioao 5 1>; /* gpioao_5 vbus */
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};
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usb-phy@c1108820 {
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/* usb-b phy */
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compatible = "amlogic,aml8726-m8-usb-phy";
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reg = <0xc1108820 32>; /* cbus 0x2208 */
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force-aca = "true";
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usb-hub-rst = <&gpioao 4 0>; /* gpioao_4 hub-rst */
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};
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usb@c9040000 {
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/* usb-a */
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compatible = "synopsys,designware-hs-otg2";
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reg = <0xc9040000 0x40000>; /* ahbbus 0x40000*/
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interrupts = <0 30 4>;
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#address-cells = <1>;
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#size-cells = <0>;
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dr_mode = "host";
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};
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usb@c90c0000 {
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/* usb-b */
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compatible = "synopsys,designware-hs-otg2";
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reg = <0xc90c0000 0x40000>; /* ahbbus 0xc0000 */
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interrupts = <0 31 4>;
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#address-cells = <1>;
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#size-cells = <0>;
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dr_mode = "host";
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};
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eth@c9410000 {
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/* ethernet */
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compatible = "amlogic,meson6-dwmac";
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reg = <0xc9410000 0x2000>; /* ahbbus 0x410000 */
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interrupts = <0 8 1>;
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#address-cells = <1>;
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#size-cells = <0>;
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eth-phy-rst = <&gpio3 23 0>; /* gpioh_4 phy-rst */
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};
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screen: fb@c8006020 {
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device_type = "display";
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compatible = "amlogic,aml8726-fb";
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reg = <0xc8006048 12>, /* CANVAS */
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<0xc1106800 1024>, /* VIU */
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<0xc1107400 1024>; /* VPP */
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interrupts = <0 2 1>,
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<0 3 1>,
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<0 12 1>,
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<0 13 1>;
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address = <0x7900000>; /* match memreserve */
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width = <720>;
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height = <480>;
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depth = <24>;
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linebytes = <2160>;
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};
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};
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leds {
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compatible = "gpio-leds";
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sys_led {
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gpios = <&gpioao 13>; /* gpioao_13 sys_led */
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label = "sys_led";
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};
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};
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chosen {
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stdin = "uart0";
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stdout = "uart0";
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};
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};
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&clk81 {
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clock-frequency = <0>;
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};
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&uart_AO {
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status = "okay";
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current-speed = <115200>;
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};
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&uart_A {
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status = "okay";
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};
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&uart_B {
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status = "okay";
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};
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&uart_C {
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status = "okay";
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};
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&i2c_A {
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status = "okay";
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};
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&i2c_B {
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status = "okay";
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};
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