tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
3 *
4 * Copyright (C) 2012 Atmel,
5 * 2012 Hong Xu <hong.xu@atmel.com>
6 *
7 * Licensed under GPLv2 or later.
8 */
9/dts-v1/;
10/include/ "at91sam9n12.dtsi"
11
12/ {
13 model = "Atmel AT91SAM9N12-EK";
14 compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
15
16 chosen {
17 bootargs = "mem=128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2";
18 };
19
20 memory {
21 reg = <0x20000000 0x10000000>;
22 };
23
24 clocks {
25 #address-cells = <1>;
26 #size-cells = <1>;
27 ranges;
28
29 main_clock: clock@0 {
30 compatible = "atmel,osc", "fixed-clock";
31 clock-frequency = <16000000>;
32 };
33 };
34
35 ahb {
36 apb {
37 dbgu: serial@fffff200 {
38 status = "okay";
39 };
40
41 i2c0: i2c@f8010000 {
42 status = "okay";
43 };
44
45 i2c1: i2c@f8014000 {
46 status = "okay";
47 };
48
49 mmc0: mmc@f0008000 {
50 pinctrl-0 = <
51 &pinctrl_board_mmc0
52 &pinctrl_mmc0_slot0_clk_cmd_dat0
53 &pinctrl_mmc0_slot0_dat1_3>;
54 status = "okay";
55 slot@0 {
56 reg = <0>;
57 bus-width = <4>;
58 cd-gpios = <&pioA 7 0>;
59 };
60 };
61
62 pinctrl@fffff400 {
63 mmc0 {
64 pinctrl_board_mmc0: mmc0-board {
65 atmel,pins =
66 <0 7 0x0 0x5>; /* PA7 gpio CD pin pull up and deglitch */
67 };
68 };
69 };
70 };
71
72 nand0: nand@40000000 {
73 nand-bus-width = <8>;
74 nand-ecc-mode = "hw";
75 atmel,has-pmecc;
76 atmel,pmecc-cap = <2>;
77 atmel,pmecc-sector-size = <512>;
78 nand-on-flash-bbt;
79 status = "okay";
80 };
81 };
82
83 leds {
84 compatible = "gpio-leds";
85
86 d8 {
87 label = "d8";
88 gpios = <&pioB 4 1>;
89 linux,default-trigger = "mmc0";
90 };
91
92 d9 {
93 label = "d6";
94 gpios = <&pioB 5 1>;
95 linux,default-trigger = "nand-disk";
96 };
97
98 d10 {
99 label = "d7";
100 gpios = <&pioB 6 0>;
101 linux,default-trigger = "heartbeat";
102 };
103 };
104
105 gpio_keys {
106 compatible = "gpio-keys";
107 #address-cells = <1>;
108 #size-cells = <0>;
109
110 enter {
111 label = "Enter";
112 gpios = <&pioB 4 1>;
113 linux,code = <28>;
114 gpio-key,wakeup;
115 };
116 };
117};