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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 | // SPDX-License-Identifier: GPL-2.0-or-later /* * at91-foxg20.dts - Device Tree file for Acme Systems FoxG20 board * * Based on DT files for at91sam9g20ek evaluation board (AT91SAM9G20 SoC) * * Copyright (C) 2013 Douglas Gilbert <dgilbert@interlog.com> */ /dts-v1/; #include "at91sam9g20.dtsi" / { model = "Acme Systems FoxG20"; compatible = "acme,foxg20", "atmel,at91sam9g20", "atmel,at91sam9"; chosen { bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait"; }; memory@20000000 { reg = <0x20000000 0x4000000>; }; clocks { slow_xtal { clock-frequency = <32768>; }; main_xtal { clock-frequency = <18432000>; }; }; ahb { apb { tcb0: timer@fffa0000 { timer@0 { compatible = "atmel,tcb-timer"; reg = <0>, <1>; }; timer@2 { compatible = "atmel,tcb-timer"; reg = <2>; }; }; usb1: gadget@fffa4000 { atmel,vbus-gpio = <&pioC 6 GPIO_ACTIVE_HIGH>; status = "okay"; }; mmc0: mmc@fffa8000 { pinctrl-0 = < &pinctrl_mmc0_clk &pinctrl_mmc0_slot1_cmd_dat0 &pinctrl_mmc0_slot1_dat1_3>; pinctrl-names = "default"; status = "okay"; slot@1 { reg = <1>; bus-width = <4>; }; }; usart0: serial@fffb0000 { pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts &pinctrl_usart0_cts >; status = "okay"; }; usart1: serial@fffb4000 { status = "okay"; }; usart2: serial@fffb8000 { status = "okay"; }; macb0: ethernet@fffc4000 { phy-mode = "rmii"; status = "okay"; }; usart3: serial@fffd0000 { status = "okay"; }; uart0: serial@fffd4000 { status = "okay"; }; uart1: serial@fffd8000 { status = "okay"; }; dbgu: serial@fffff200 { status = "okay"; }; pinctrl@fffff400 { board { pinctrl_pck0_as_mck: pck0_as_mck { atmel,pins = <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; }; }; mmc0_slot1 { pinctrl_board_mmc0_slot1: mmc0_slot1-board { atmel,pins = <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* CD pin */ }; }; i2c0 { pinctrl_i2c0: i2c0-0 { atmel,pins = <AT91_PIOA 23 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE /* TWD (SDA), open drain */ AT91_PIOA 24 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE>; /* TWCK (SCL), open drain */ }; }; }; watchdog@fffffd40 { status = "okay"; }; }; usb0: ohci@500000 { num-ports = <2>; status = "okay"; }; }; i2c-gpio-0 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c0>; i2c-gpio,delay-us = <5>; /* ~85 kHz */ status = "okay"; }; leds { compatible = "gpio-leds"; /* red LED marked "PC7" near mini USB (device) receptacle */ user_led { label = "user_led"; gpios = <&pioC 7 GPIO_ACTIVE_HIGH>; /* PC7 */ linux,default-trigger = "heartbeat"; }; }; gpio-keys { compatible = "gpio-keys"; button { label = "Button"; gpios = <&pioC 4 GPIO_ACTIVE_LOW>; linux,code = <0x103>; wakeup-source; }; }; }; |