xref: /linux/arch/arm/boot/dts/microchip/at91-som60.dtsi (revision 34dc1baba215b826e454b8d19e4f24adbeb7d00d) 
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * at91-som60.dtsi - Device Tree file for the SOM60 module
4 *
5 *  Copyright (C) 2018 Laird,
6 *		  2018 Ben Whitten <ben.whitten@lairdtech.com>
7 *
8 */
9#include "sama5d36.dtsi"
10
11/ {
12	model = "Laird SOM60";
13	compatible = "laird,som60", "atmel,sama5d36", "atmel,sama5d3", "atmel,sama5";
14
15	chosen {
16		stdout-path = &dbgu;
17	};
18
19	memory@20000000 {
20		reg = <0x20000000 0x8000000>;
21	};
22
23	clocks {
24		slow_xtal {
25			clock-frequency = <32768>;
26		};
27
28		main_xtal {
29			clock-frequency = <12000000>;
30		};
31	};
32};
33
34&pinctrl {
35	board {
36		pinctrl_mmc0_cd: mmc0_cd {
37			atmel,pins =
38				<AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
39		};
40
41		pinctrl_mmc0_en: mmc0_en {
42			atmel,pins =
43				<AT91_PIOE 30 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
44		};
45
46		pinctrl_nand0_wp: nand0_wp {
47			atmel,pins =
48				<AT91_PIOE 14 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
49		};
50
51		pinctrl_usb_vbus: usb_vbus {
52			atmel,pins =
53				<AT91_PIOE 20 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
54				/* Conflicts with USART2_SCK */
55		};
56
57		pinctrl_usart2_sck: usart2_sck {
58			atmel,pins =
59				<AT91_PIOE 20 AT91_PERIPH_B AT91_PINCTRL_NONE>;
60				/* Conflicts with USB_VBUS */
61		};
62
63		pinctrl_usb_oc: usb_oc {
64			atmel,pins =
65				<AT91_PIOE 15 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
66				/* Conflicts with USART3_SCK */
67		};
68
69		pinctrl_usart3_sck: usart3_sck {
70			atmel,pins =
71				<AT91_PIOE 15 AT91_PERIPH_B AT91_PINCTRL_NONE>;
72				/* Conflicts with USB_OC */
73		};
74
75		pinctrl_usba_vbus: usba_vbus {
76		   atmel,pins =
77				<AT91_PIOC 14 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
78		};
79
80		pinctrl_geth_int: geth_int {
81			atmel,pins =
82				<AT91_PIOB 25 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
83				/* Conflicts with USART1_SCK */
84		};
85
86		pinctrl_usart1_sck: usart1_sck {
87			atmel,pins =
88				<AT91_PIOB 25 AT91_PERIPH_A AT91_PINCTRL_NONE>;
89				/* Conflicts with GETH_INT */
90		};
91
92		pinctrl_eth_int: eth_int {
93			atmel,pins =
94				<AT91_PIOC 10 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
95		};
96
97		pinctrl_pck2_as_audio_mck: pck2_as_audio_mck {
98			atmel,pins =
99				<AT91_PIOC 15 AT91_PERIPH_B AT91_PINCTRL_NONE>;
100		};
101	};
102};
103
104&mmc0 {
105	slot@0 {
106		reg = <0>;
107		bus-width = <8>;
108	};
109};
110
111&mmc1 {
112	status = "okay";
113	slot@0 {
114		reg = <0>;
115		bus-width = <4>;
116	};
117};
118
119&spi0 {
120	cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
121};
122
123&usart0 {
124	atmel,use-dma-rx;
125	atmel,use-dma-tx;
126	status = "okay";
127	pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts_cts>;
128};
129
130&usart1 {
131	pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>;
132};
133
134&usart2 {
135	pinctrl-0 = <&pinctrl_usart2 &pinctrl_usart2_rts_cts>;
136};
137
138&usart3 {
139	pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>;
140};
141
142&adc0 {
143	pinctrl-0 = <
144		&pinctrl_adc0_adtrg
145		&pinctrl_adc0_ad0
146		&pinctrl_adc0_ad1
147		&pinctrl_adc0_ad2
148		&pinctrl_adc0_ad3
149		&pinctrl_adc0_ad4
150		&pinctrl_adc0_ad5
151		>;
152};
153
154&macb0 {
155	phy-mode = "rgmii";
156};
157
158&macb1 {
159	phy-mode = "rmii";
160};
161
162&ebi {
163	pinctrl-0 = <&pinctrl_ebi_nand_addr>;
164	pinctrl-names = "default";
165	status = "okay";
166};
167
168&nand_controller {
169	status = "okay";
170
171	nand: nand@3 {
172		reg = <0x3 0x0 0x2>;
173		atmel,rb = <0>;
174		nand-bus-width = <8>;
175		nand-ecc-mode = "hw";
176		nand-ecc-strength = <8>;
177		nand-ecc-step-size = <512>;
178		nand-on-flash-bbt;
179		label = "atmel_nand";
180
181		partitions {
182			compatible = "fixed-partitions";
183			#address-cells = <1>;
184			#size-cells = <1>;
185
186			ubootspl@0 {
187				label = "u-boot-spl";
188				reg = <0x0 0x20000>;
189			};
190
191			uboot@20000 {
192				label = "u-boot";
193				reg = <0x20000 0x80000>;
194			};
195
196			ubootenv@a0000 {
197				label = "u-boot-env";
198				reg = <0xa0000 0x20000>;
199			};
200
201			ubootenv@c0000 {
202				label = "u-boot-env";
203				reg = <0xc0000 0x20000>;
204			};
205
206			ubi@e0000 {
207				label = "ubi";
208				reg = <0xe0000 0xfe00000>;
209			};
210		};
211	};
212};
213
214&usb0 {
215	pinctrl-names = "default";
216	pinctrl-0 = <&pinctrl_usba_vbus>;
217	atmel,vbus-gpio = <&pioC 14 GPIO_ACTIVE_HIGH>;
218};
219
220&usb1 {
221	pinctrl-names = "default";
222	pinctrl-0 = <&pinctrl_usb_vbus &pinctrl_usb_oc>;
223	num-ports = <3>;
224	atmel,vbus-gpio = <0
225		&pioE 20 GPIO_ACTIVE_HIGH
226		0>;
227	atmel,oc-gpio = <0
228		&pioE 15 GPIO_ACTIVE_LOW
229		0>;
230};
231