xref: /linux/arch/arm/boot/dts/microchip/usb_a9263.dts (revision 9e56ff53b4115875667760445b028357848b4748)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * usb_a9263.dts - Device Tree file for Caloa USB A9293 board
4 *
5 *  Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
6 */
7/dts-v1/;
8#include "at91sam9263.dtsi"
9
10/ {
11	model = "Calao USB A9263";
12	compatible = "atmel,usb-a9263", "atmel,at91sam9263", "atmel,at91sam9";
13
14	chosen {
15		bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
16	};
17
18	memory@20000000 {
19		reg = <0x20000000 0x4000000>;
20	};
21
22	clocks {
23		slow_xtal {
24			clock-frequency = <32768>;
25		};
26
27		main_xtal {
28			clock-frequency = <12000000>;
29		};
30	};
31
32	ahb {
33		apb {
34			dbgu: serial@ffffee00 {
35				status = "okay";
36			};
37
38			tcb0: timer@fff7c000 {
39				timer@0 {
40					compatible = "atmel,tcb-timer";
41					reg = <0>, <1>;
42				};
43
44				timer@2 {
45					compatible = "atmel,tcb-timer";
46					reg = <2>;
47				};
48			};
49
50			macb0: ethernet@fffbc000 {
51				phy-mode = "rmii";
52				status = "okay";
53			};
54
55			usb1: gadget@fff78000 {
56				atmel,vbus-gpio = <&pioB 11 GPIO_ACTIVE_HIGH>;
57				status = "okay";
58			};
59
60			spi0: spi@fffa4000 {
61				cs-gpios = <&pioB 15 GPIO_ACTIVE_HIGH>;
62				status = "okay";
63				flash@0 {
64					compatible = "atmel,at45", "atmel,dataflash";
65					reg = <0>;
66					spi-max-frequency = <15000000>;
67				};
68			};
69
70			poweroff@fffffd10 {
71				atmel,wakeup-counter = <10>;
72				atmel,wakeup-rtt-timer;
73			};
74		};
75
76		ebi0: ebi@10000000 {
77			status = "okay";
78
79			nand_controller: nand-controller {
80				status = "okay";
81				pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
82				pinctrl-names = "default";
83
84				nand@3 {
85					reg = <0x3 0x0 0x800000>;
86					rb-gpios = <&pioA 22 GPIO_ACTIVE_HIGH>;
87					cs-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>;
88					nand-bus-width = <8>;
89					nand-ecc-mode = "soft";
90					nand-on-flash-bbt;
91					label = "atmel_nand";
92
93					partitions {
94						compatible = "fixed-partitions";
95						#address-cells = <1>;
96						#size-cells = <1>;
97
98						at91bootstrap@0 {
99							label = "at91bootstrap";
100							reg = <0x0 0x20000>;
101						};
102
103						barebox@20000 {
104							label = "barebox";
105							reg = <0x20000 0x40000>;
106						};
107
108						bareboxenv@60000 {
109							label = "bareboxenv";
110							reg = <0x60000 0x20000>;
111						};
112
113						bareboxenv2@80000 {
114							label = "bareboxenv2";
115							reg = <0x80000 0x20000>;
116						};
117
118						oftree@80000 {
119							label = "oftree";
120							reg = <0xa0000 0x20000>;
121						};
122
123						kernel@a0000 {
124							label = "kernel";
125							reg = <0xc0000 0x400000>;
126						};
127
128						rootfs@4a0000 {
129							label = "rootfs";
130							reg = <0x4c0000 0x7800000>;
131						};
132
133						data@7ca0000 {
134							label = "data";
135							reg = <0x7cc0000 0x8340000>;
136						};
137					};
138				};
139			};
140		};
141
142		usb0: ohci@a00000 {
143			num-ports = <2>;
144			status = "okay";
145		};
146	};
147
148	leds {
149		compatible = "gpio-leds";
150
151		user_led {
152			label = "user_led";
153			gpios = <&pioB 21 GPIO_ACTIVE_HIGH>;
154			linux,default-trigger = "heartbeat";
155		};
156	};
157
158	gpio_keys {
159		compatible = "gpio-keys";
160		#address-cells = <1>;
161		#size-cells = <0>;
162
163		user_pb {
164			label = "user_pb";
165			gpios = <&pioB 10 GPIO_ACTIVE_LOW>;
166			linux,code = <28>;
167			wakeup-source;
168		};
169	};
170
171	i2c-gpio-0 {
172		status = "okay";
173	};
174};
175