xref: /linux/arch/arm/boot/dts/microchip/at91-q5xr5.dts (revision 906fd46a65383cd639e5eec72a047efc33045d86)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Device Tree file for Exegin Q5xR5 board
4 *
5 * Copyright (C) 2014 Owen Kirby <osk@exegin.com>
6 */
7
8/dts-v1/;
9#include "at91sam9g20.dtsi"
10
11/ {
12	model = "Exegin Q5x (rev5)";
13	compatible = "exegin,q5xr5", "atmel,at91sam9g20", "atmel,at91sam9";
14
15	chosen {
16		bootargs = "console=ttyS0,115200 rootfstype=squashfs,jffs2";
17	};
18
19	memory {
20		reg = <0x20000000 0x0>;
21	};
22
23	clocks {
24		#address-cells = <1>;
25		#size-cells = <1>;
26		ranges;
27
28		main_clock: clock@0 {
29			compatible = "atmel,osc", "fixed-clock";
30			clock-frequency = <18432000>;
31		};
32
33		slow_xtal {
34			clock-frequency = <32768>;
35		};
36
37		main_xtal {
38			clock-frequency = <18432000>;
39		};
40	};
41};
42
43&dbgu {
44	status = "okay";
45};
46
47&ebi {
48	status = "okay";
49
50	flash: flash@0 {
51		compatible = "cfi-flash";
52		#address-cells = <1>;
53		#size-cells = <1>;
54		reg = <0x0 0x1000000 0x800000>;
55		bank-width = <2>;
56
57		partitions {
58			compatible = "fixed-partitions";
59			#address-cells = <1>;
60			#size-cells = <1>;
61
62			kernel@0 {
63				label = "kernel";
64				reg = <0x0 0x200000>;
65			};
66
67			rootfs@200000 {
68				label = "rootfs";
69				reg = <0x200000 0x600000>;
70			};
71		};
72	};
73};
74
75&macb0 {
76	phy-mode = "mii";
77	status = "okay";
78};
79
80&pinctrl {
81	board {
82		pinctrl_pck0_as_mck: pck0_as_mck {
83			atmel,pins = <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;
84		};
85	};
86
87	spi0 {
88		pinctrl_spi0: spi0-0 {
89			atmel,pins =
90				<AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_NONE
91				 AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_NONE
92				 AT91_PIOA 2 AT91_PERIPH_A AT91_PINCTRL_NONE>;
93		};
94
95		pinctrl_spi0_npcs0: spi0_npcs0 {
96			atmel,pins = <AT91_PIOA 3 AT91_PERIPH_A AT91_PINCTRL_NONE>;
97		};
98
99		pinctrl_spi0_npcs1: spi0_npcs1 {
100			atmel,pins = <AT91_PIOC 11 AT91_PERIPH_B AT91_PINCTRL_NONE>;
101		};
102	};
103
104	spi1 {
105		pinctrl_spi1: spi1-0 {
106			atmel,pins =
107				<AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE
108				 AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_NONE
109				 AT91_PIOB 2 AT91_PERIPH_A AT91_PINCTRL_NONE>;
110		};
111
112		pinctrl_spi1_npcs0: spi1_npcs0 {
113			atmel,pins = <AT91_PIOB 3 AT91_PERIPH_A AT91_PINCTRL_NONE>;
114		};
115
116		pinctrl_spi1_npcs1: spi1_npcs1 {
117			atmel,pins = <AT91_PIOC 5 AT91_PERIPH_B AT91_PINCTRL_NONE>;
118		};
119	};
120};
121
122&spi0 {
123	pinctrl-names = "default";
124	pinctrl-0 = <&pinctrl_spi0 &pinctrl_spi0_npcs0 &pinctrl_spi0_npcs1>;
125	cs-gpios = <&pioA 3 GPIO_ACTIVE_HIGH>, <&pioC 11 GPIO_ACTIVE_LOW>, <0>, <0>;
126	status = "okay";
127
128	flash@0 {
129		compatible = "jedec,spi-nor";
130		spi-max-frequency = <20000000>;
131		reg = <0>;
132		#address-cells = <1>;
133		#size-cells = <1>;
134
135		at91boot@0 {
136			label = "at91boot";
137			reg = <0x0 0x4000>;
138		};
139
140		uenv@4000 {
141			label = "uboot-env";
142			reg = <0x4000 0x4000>;
143		};
144
145		uboot@8000 {
146			label = "uboot";
147			reg = <0x8000 0x3E000>;
148		};
149	};
150};
151
152&spi1 {
153	pinctrl-names = "default";
154	pinctrl-0 = <&pinctrl_spi1 &pinctrl_spi1_npcs0 &pinctrl_spi1_npcs1>;
155	cs-gpios = <&pioB 3 GPIO_ACTIVE_HIGH>, <&pioC 5 GPIO_ACTIVE_LOW>, <0>, <0>;
156	status = "okay";
157};
158
159&usart0 {
160	pinctrl-0 =
161		<&pinctrl_usart0
162		 &pinctrl_usart0_rts
163		 &pinctrl_usart0_cts
164		 &pinctrl_usart0_dtr_dsr
165		 &pinctrl_usart0_dcd
166		 &pinctrl_usart0_ri>;
167	status = "okay";
168};
169
170&usb0 {
171	num-ports = <2>;
172	status = "okay";
173};
174
175&usb1 {
176	status = "okay";
177};
178
179&watchdog {
180	status = "okay";
181};
182