/*- * Copyright (c) 2013-2015 John Wehle * 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/ 0x84900000 0x00600000; /* 6MB frame buffer */ #include "meson6.dtsi" / { /* * My development unit visually appears to be a Visson ATV-102 * and the specs for both my unit and the Visson ATV-102 say * the SoC is an aml8726-m3. However the uboot prompt says * m6_mbx_v1, the RTC is located on SECBUS2 instead of AOBUS, * and there are two cores so it seems my unit is a newer * version using the later processor. */ model = "visson,atv-102"; compatible = "visson,atv-102", "amlogic,meson6"; #address-cells = <1>; #size-cells = <1>; aliases { soc = &soc; screen = &screen; uart0 = &uart_AO; }; memory { device_type = "memory"; reg = <0x80000000 0x40000000>; /* 1GB RAM */ }; soc: soc { device_type = "soc"; bus-frequency = <0>; pic: pic@c1109a40 { device_type = "interrupt-controller"; compatible = "amlogic,aml8726-pic"; reg = <0xc1109a40 128>; /* cbus 0x2690 */ interrupt-controller; #interrupt-cells = <3>; }; scu: scu@c4300000 { compatible = "arm,cortex-a9-scu"; reg = <0xc4300000 0x1000>; }; cpuconfig: cpuconfig@d901ff80 { compatible = "amlogic,aml8726-cpuconfig"; reg = <0xd901ff80 8>; }; ccm@c1104140 { compatible = "amlogic,aml8726-ccm"; reg = <0xc1104140 20>; /* cbus 0x1050 */ functions = "ethernet", "i2c", "rng", "sdio", "uart-a", "uart-b", "uart-c", "usb-a", "usb-b"; }; pinctrl: pinctrl@c11080b0 { compatible = "amlogic,aml8726-pinctrl"; reg = <0xc11080b0 40>, /* mux */ <0xc11080e8 24>, /* pu/pd */ <0xc11080e8 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_in", "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"; }; pins_uartao: uartao { amlogic,pins = "tx", "rx"; amlogic,function = "uart-ao"; }; }; rtc@da004340 { compatible = "amlogic,aml8726-rtc"; reg = <0xda004340 20>; /* secbus2 0xd0 */ interrupts = <0 72 1>; /* AM_IRQ2(8) */ }; 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 = <12>; }; 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>; }; gpio6: gpio@c1108020 { compatible = "amlogic,aml8726-gpio"; reg = <0xc1108020 4>, /* oen cbus 0x2008 */ <0xc1108024 4>, /* out */ <0xc1108028 4>; /* in */ gpio-controller; #gpio-cells = <1>; pin-count = <29>; }; mmc@c1108c20 { compatible = "amlogic,aml8726-mmc"; reg = <0xc1108c20 32>; /* cbus 0x2308 */ interrupts = <0 28 1>; /* AM_IRQ0(28) */ clocks = <&clk81>; pinctrl-names = "default"; pinctrl-0 = <&pins_sdio_b>; mmc-voltages = "3.3"; mmc-pwr-en = <&gpio5 31 0>; /* card_8 */ ins-detect = <&gpio5 29 0>; /* card_6 */ }; rng@c1108100 { compatible = "amlogic,aml8726-rng"; reg = <0xc1108100 8>; /* cbus 0x2040 */ }; usb-phy@c1108400 { /* usb-a phy */ compatible = "amlogic,aml8726-m6-usb-phy"; reg = <0xc1108400 32>; /* cbus 0x2100 */ }; usb-phy@c1108420 { /* usb-b phy */ compatible = "amlogic,aml8726-m6-usb-phy"; reg = <0xc1108420 32>; /* cbus 0x2108 */ usb-pwr-en = <&gpioao 3 1>, /* gpioao_3 vbus */ <&gpio6 11 0>; /* gpioe_11 wifi */ }; usb@c9040000 { /* usb-a */ compatible = "synopsys,designware-hs-otg2"; reg = <0xc9040000 0x40000>; /* ahbbus 0x40000*/ interrupts = <0 30 4>; /* AM_IRQ0(30) */ #address-cells = <1>; #size-cells = <0>; }; usb@c90c0000 { /* usb-b */ compatible = "synopsys,designware-hs-otg2"; reg = <0xc90c0000 0x40000>; /* ahbbus 0xc0000 */ interrupts = <0 31 4>; /* AM_IRQ0(31) */ #address-cells = <1>; #size-cells = <0>; dr_mode = "host"; }; eth@c9410000 { /* ethernet */ compatible = "snps,dwmac"; reg = <0xc9410000 0x2000>; /* ahbbus 0x410000 */ interrupts = <0 8 1>; /* AM_IRQ0(8) */ #address-cells = <1>; #size-cells = <0>; eth-phy-rst = <&gpio5 15 0>; /* gpioy_15 phy-rst */ }; screen: fb@c8006324 { device_type = "display"; compatible = "amlogic,aml8726-fb"; reg = <0xc8006324 12>, /* CANVAS */ <0xc1106800 1024>, /* VIU */ <0xc1107400 1024>; /* VPP */ interrupts = <0 2 1>, /* AM_IRQ0(2) */ <0 3 1>, /* AM_IRQ0(3) */ <0 12 1>, /* AM_IRQ0(12) */ <0 13 1>; /* AM_IRQ0(13) */ address = <0x84900000>; /* match memreserve */ width = <720>; height = <480>; depth = <24>; linebytes = <2160>; }; }; leds { compatible = "gpio-leds"; sys_led { gpios = <&gpioao 2>; /* gpioao_2 sys_led */ label = "sys_led"; default-state = "on"; }; }; chosen { stdin = "uart0"; stdout = "uart0"; }; }; &clk81 { clock-frequency = <0>; }; &uart_AO { status = "okay"; current-speed = <115200>; };