1/* 2 * Device Tree file for OpenBlocks A7 board 3 * 4 * Copyright (C) 2013 Free Electrons 5 * 6 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> 7 * 8 * This file is licensed under the terms of the GNU General Public 9 * License version 2. This program is licensed "as is" without any 10 * warranty of any kind, whether express or implied. 11 */ 12 13/dts-v1/; 14 15#include "kirkwood.dtsi" 16#include "kirkwood-6282.dtsi" 17 18/ { 19 model = "Plat'Home OpenBlocksA7"; 20 compatible = "plathome,openblocks-a7", "marvell,kirkwood-88f6283", "marvell,kirkwood"; 21 22 memory { 23 device_type = "memory"; 24 reg = <0x00000000 0x40000000>; /* 1 GB */ 25 }; 26 27 chosen { 28 bootargs = "console=ttyS0,115200n8 earlyprintk"; 29 stdout-path = &uart0; 30 }; 31 32 ocp@f1000000 { 33 serial@12000 { 34 status = "okay"; 35 }; 36 37 serial@12100 { 38 status = "okay"; 39 }; 40 41 sata@80000 { 42 nr-ports = <1>; 43 status = "okay"; 44 }; 45 46 i2c@11100 { 47 status = "okay"; 48 49 s24c02: s24c02@50 { 50 compatible = "atmel,24c02"; 51 reg = <0x50>; 52 }; 53 }; 54 55 pinctrl: pin-controller@10000 { 56 pinctrl-0 = <&pmx_dip_switches &pmx_gpio_header>; 57 pinctrl-names = "default"; 58 59 pmx_uart0: pmx-uart0 { 60 marvell,pins = "mpp10", "mpp11", "mpp15", 61 "mpp16"; 62 marvell,function = "uart0"; 63 }; 64 65 pmx_uart1: pmx-uart1 { 66 marvell,pins = "mpp13", "mpp14", "mpp8", 67 "mpp9"; 68 marvell,function = "uart1"; 69 }; 70 71 pmx_sysrst: pmx-sysrst { 72 marvell,pins = "mpp6"; 73 marvell,function = "sysrst"; 74 }; 75 76 pmx_dip_switches: pmx-dip-switches { 77 marvell,pins = "mpp44", "mpp45", "mpp46", "mpp47"; 78 marvell,function = "gpio"; 79 }; 80 81 /* 82 * Accessible on connector J202. The MPP 83 * listed below are pin 1-7, pin 8 is unused, 84 * pin 9 is external reset input and pin 10 is 85 * ground. 86 */ 87 pmx_gpio_header: pmx-gpio-header { 88 marvell,pins = "mpp17", "mpp7", "mpp29", "mpp28", 89 "mpp35", "mpp34", "mpp40"; 90 marvell,function = "gpio"; 91 }; 92 93 pmx_gpio_init: pmx-init { 94 marvell,pins = "mpp38"; 95 marvell,function = "gpio"; 96 }; 97 98 pmx_usb_oc: pmx-usb-oc { 99 marvell,pins = "mpp39"; 100 marvell,function = "gpio"; 101 }; 102 103 pmx_leds: pmx-leds { 104 marvell,pins = "mpp41", "mpp42", "mpp43"; 105 marvell,function = "gpio"; 106 }; 107 }; 108 }; 109 110 gpio-leds { 111 compatible = "gpio-leds"; 112 pinctrl-0 = <&pmx_leds>; 113 pinctrl-names = "default"; 114 115 led-red { 116 label = "obsa7:red:stat"; 117 gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; 118 }; 119 120 led-green { 121 label = "obsa7:green:stat"; 122 gpios = <&gpio1 10 GPIO_ACTIVE_LOW>; 123 }; 124 125 led-yellow { 126 label = "obsa7:yellow:stat"; 127 gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; 128 }; 129 }; 130 131 gpio_keys { 132 compatible = "gpio-keys"; 133 pinctrl-0 = <&pmx_gpio_init>; 134 pinctrl-names = "default"; 135 #address-cells = <1>; 136 #size-cells = <0>; 137 138 button@1 { 139 label = "Init Button"; 140 linux,code = <KEY_POWER>; 141 gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>; 142 }; 143 }; 144}; 145 146&nand { 147 chip-delay = <25>; 148 status = "okay"; 149 150 partition@0 { 151 label = "uboot"; 152 reg = <0x0 0x1c0000>; 153 }; 154 155 partition@1c0000 { 156 label = "env"; 157 reg = <0x1c0000 0x2c0000>; 158 }; 159 160 partition@480000 { 161 label = "test"; 162 reg = <0x480000 0x160000>; 163 }; 164 165 partition@5e0000 { 166 label = "conf"; 167 reg = <0x5e0000 0x540000>; 168 }; 169 170 partition@b20000 { 171 label = "linux"; 172 reg = <0xb20000 0x3d40000>; 173 }; 174 175 partition@4860000 { 176 label = "user"; 177 reg = <0x4860000 0xb7a0000>; 178 }; 179}; 180 181&mdio { 182 status = "okay"; 183 184 ethphy0: ethernet-phy@0 { 185 reg = <0>; 186 }; 187 188 ethphy1: ethernet-phy@1 { 189 reg = <1>; 190 }; 191}; 192 193ð0 { 194 status = "okay"; 195 ethernet0-port@0 { 196 phy-handle = <ðphy0>; 197 }; 198}; 199 200ð1 { 201 status = "okay"; 202 ethernet1-port@0 { 203 phy-handle = <ðphy1>; 204 }; 205}; 206