]>
Commit | Line | Data |
---|---|---|
a636cd6c | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2515e8bb DG |
2 | /* |
3 | * at91-foxg20.dts - Device Tree file for Acme Systems FoxG20 board | |
4 | * | |
5 | * Based on DT files for at91sam9g20ek evaluation board (AT91SAM9G20 SoC) | |
6 | * | |
7 | * Copyright (C) 2013 Douglas Gilbert <dgilbert@interlog.com> | |
2515e8bb DG |
8 | */ |
9 | /dts-v1/; | |
004a3122 | 10 | #include "at91sam9g20.dtsi" |
2515e8bb DG |
11 | |
12 | / { | |
13 | model = "Acme Systems FoxG20"; | |
14 | compatible = "acme,foxg20", "atmel,at91sam9g20", "atmel,at91sam9"; | |
15 | ||
16 | chosen { | |
17 | bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait"; | |
18 | }; | |
19 | ||
20 | memory { | |
21 | reg = <0x20000000 0x4000000>; | |
22 | }; | |
23 | ||
24 | clocks { | |
32cc703a AB |
25 | slow_xtal { |
26 | clock-frequency = <32768>; | |
27 | }; | |
28 | ||
29 | main_xtal { | |
30 | clock-frequency = <18432000>; | |
31 | }; | |
2515e8bb DG |
32 | }; |
33 | ||
34 | ahb { | |
35 | apb { | |
c56eae63 AB |
36 | tcb0: timer@fffa0000 { |
37 | timer@0 { | |
38 | compatible = "atmel,tcb-timer"; | |
39 | reg = <0>, <1>; | |
40 | }; | |
41 | ||
42 | timer@2 { | |
43 | compatible = "atmel,tcb-timer"; | |
44 | reg = <2>; | |
45 | }; | |
46 | }; | |
47 | ||
2515e8bb | 48 | usb1: gadget@fffa4000 { |
004a3122 | 49 | atmel,vbus-gpio = <&pioC 6 GPIO_ACTIVE_HIGH>; |
2515e8bb DG |
50 | status = "okay"; |
51 | }; | |
52 | ||
53 | mmc0: mmc@fffa8000 { | |
54 | pinctrl-0 = < | |
55 | &pinctrl_mmc0_clk | |
56 | &pinctrl_mmc0_slot1_cmd_dat0 | |
57 | &pinctrl_mmc0_slot1_dat1_3>; | |
58 | status = "okay"; | |
59 | ||
60 | slot@1 { | |
61 | reg = <1>; | |
62 | bus-width = <4>; | |
63 | }; | |
64 | }; | |
65 | ||
66 | usart0: serial@fffb0000 { | |
67 | pinctrl-0 = | |
68 | <&pinctrl_usart0 | |
69 | &pinctrl_usart0_rts | |
70 | &pinctrl_usart0_cts | |
71 | >; | |
72 | status = "okay"; | |
73 | }; | |
74 | ||
75 | usart1: serial@fffb4000 { | |
76 | status = "okay"; | |
77 | }; | |
78 | ||
79 | usart2: serial@fffb8000 { | |
80 | status = "okay"; | |
81 | }; | |
82 | ||
83 | macb0: ethernet@fffc4000 { | |
84 | phy-mode = "rmii"; | |
85 | status = "okay"; | |
86 | }; | |
87 | ||
88 | usart3: serial@fffd0000 { | |
89 | status = "okay"; | |
90 | }; | |
91 | ||
92 | uart0: serial@fffd4000 { | |
93 | status = "okay"; | |
94 | }; | |
95 | ||
96 | uart1: serial@fffd8000 { | |
97 | status = "okay"; | |
98 | }; | |
99 | ||
100 | dbgu: serial@fffff200 { | |
101 | status = "okay"; | |
102 | }; | |
103 | ||
104 | pinctrl@fffff400 { | |
105 | board { | |
106 | pinctrl_pck0_as_mck: pck0_as_mck { | |
107 | atmel,pins = | |
004a3122 | 108 | <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; |
2515e8bb DG |
109 | }; |
110 | }; | |
111 | ||
112 | mmc0_slot1 { | |
113 | pinctrl_board_mmc0_slot1: mmc0_slot1-board { | |
114 | atmel,pins = | |
004a3122 | 115 | <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* CD pin */ |
2515e8bb DG |
116 | }; |
117 | }; | |
118 | ||
119 | i2c0 { | |
120 | pinctrl_i2c0: i2c0-0 { | |
121 | atmel,pins = | |
004a3122 NF |
122 | <AT91_PIOA 23 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE /* TWD (SDA), open drain */ |
123 | AT91_PIOA 24 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE>; /* TWCK (SCL), open drain */ | |
2515e8bb DG |
124 | }; |
125 | }; | |
126 | }; | |
127 | ||
128 | watchdog@fffffd40 { | |
129 | status = "okay"; | |
130 | }; | |
131 | }; | |
132 | ||
cfdc7fa5 | 133 | usb0: ohci@500000 { |
2515e8bb DG |
134 | num-ports = <2>; |
135 | status = "okay"; | |
136 | }; | |
137 | }; | |
138 | ||
e152e3f7 | 139 | i2c-gpio-0 { |
2515e8bb DG |
140 | pinctrl-names = "default"; |
141 | pinctrl-0 = <&pinctrl_i2c0>; | |
142 | i2c-gpio,delay-us = <5>; /* ~85 kHz */ | |
143 | status = "okay"; | |
144 | }; | |
145 | ||
146 | leds { | |
147 | compatible = "gpio-leds"; | |
148 | ||
149 | /* red LED marked "PC7" near mini USB (device) receptacle */ | |
150 | user_led { | |
151 | label = "user_led"; | |
004a3122 | 152 | gpios = <&pioC 7 GPIO_ACTIVE_HIGH>; /* PC7 */ |
2515e8bb DG |
153 | linux,default-trigger = "heartbeat"; |
154 | }; | |
155 | }; | |
156 | ||
157 | gpio_keys { | |
158 | compatible = "gpio-keys"; | |
159 | ||
160 | btn { | |
161 | label = "Button"; | |
004a3122 | 162 | gpios = <&pioC 4 GPIO_ACTIVE_LOW>; |
2515e8bb | 163 | linux,code = <0x103>; |
67ae8b9b | 164 | wakeup-source; |
2515e8bb DG |
165 | }; |
166 | }; | |
167 | }; |