cubieboard2.dts revision 262614
1/*- 2 * Copyright (c) 2013 Ganbold Tsagaankhuu <ganbold@gmail.com> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/boot/fdt/dts/arm/cubieboard2.dts 262614 2014-02-28 18:29:09Z imp $ 27 */ 28 29/dts-v1/; 30 31/ { 32 model = "Cubietech Cubieboard2"; 33 compatible = "cubietech,a20-cubieboard", "allwinner,sun7i-a20"; 34 #address-cells = <1>; 35 #size-cells = <1>; 36 37 interrupt-parent = <&GIC>; 38 39 memory { 40 device_type = "memory"; 41 reg = < 0x40000000 0x40000000 >; /* 1GB RAM */ 42 }; 43 44 aliases { 45 soc = &SOC; 46 UART0 = &UART0; 47 }; 48 49 SOC: a20 { 50 #address-cells = <1>; 51 #size-cells = <1>; 52 compatible = "simple-bus"; 53 ranges; 54 bus-frequency = <0>; 55 56 GIC: interrupt-controller@01c81000 { 57 compatible = "arm,gic"; 58 reg = <0x01c81000 0x1000>, /* Distributor Registers */ 59 <0x01c82000 0x0100>; /* CPU Interface Registers */ 60 interrupt-controller; 61 #interrupt-cells = <1>; 62 }; 63 64 cpu-cfg@01c25c00 { 65 compatible = "allwinner,sun7i-cpu-cfg"; 66 #address-cells = <1>; 67 #size-cells = <1>; 68 reg = < 0x01c25c00 0x400 >; 69 }; 70 71 ccm@01c20000 { 72 compatible = "allwinner,sun4i-ccm"; 73 #address-cells = <1>; 74 #size-cells = <1>; 75 reg = < 0x01c20000 0x400 >; 76 }; 77 78 timer@01c20c00 { 79 compatible = "allwinner,sun7i-timer"; 80 reg = <0x01c20c00 0x90>; 81 interrupts = < 22 >; 82 interrupt-parent = <&GIC>; 83 clock-frequency = < 24000000 >; 84 }; 85 86 watchdog@01c20c90 { 87 compatible = "allwinner,sun4i-wdt"; 88 reg = <0x01c20c90 0x10>; 89 }; 90 91 GPIO: gpio@01c20800 { 92 #gpio-cells = <3>; 93 compatible = "allwinner,sun4i-gpio"; 94 gpio-controller; 95 reg =< 0x01c20800 0x400 >; 96 interrupts = < 28 >; 97 interrupt-parent = <&GIC>; 98 }; 99 100 usb1: usb@01c14000 { 101 compatible = "allwinner,usb-ehci", "usb-ehci"; 102 reg = <0x01c14000 0x1000>; 103 interrupts = < 39 >; 104 interrupt-parent = <&GIC>; 105 }; 106 107 usb2: usb@01c1c000 { 108 compatible = "allwinner,usb-ehci", "usb-ehci"; 109 reg = <0x01c1c000 0x1000>; 110 interrupts = < 40 >; 111 interrupt-parent = <&GIC>; 112 }; 113 114 sata@01c18000 { 115 compatible = "allwinner,ahci"; 116 reg = <0x01c18000 0x1000>; 117 interrupts = <56>; 118 interrupt-parent = <&GIC>; 119 }; 120 121 UART0: serial@01c28000 { 122 status = "okay"; 123 compatible = "ns16550"; 124 reg = <0x01c28000 0x400>; 125 reg-shift = <2>; 126 interrupts = <1>; 127 interrupt-parent = <&GIC>; 128 current-speed = <115200>; 129 clock-frequency = < 24000000 >; 130 busy-detect = <1>; 131 broken-txfifo = <1>; 132 }; 133 }; 134 135 chosen { 136 bootargs = "-v"; 137 stdin = "UART0"; 138 stdout = "UART0"; 139 }; 140}; 141 142