1 // SPDX-License-Identifier: GPL-2.0+ OR MIT 1 // SPDX-License-Identifier: GPL-2.0+ OR MIT
2 /* 2 /*
3 * at91-sama5d3_eds.dts - Device Tree file for 3 * at91-sama5d3_eds.dts - Device Tree file for the SAMA5D3 Ethernet
4 * Development System board. 4 * Development System board.
5 * 5 *
6 * Copyright (C) 2022 Microchip Technology Inc 6 * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries
7 * 7 *
8 * Author: Jerry Ray <jerry.ray@microchip.com> 8 * Author: Jerry Ray <jerry.ray@microchip.com>
9 */ 9 */
10 /dts-v1/; 10 /dts-v1/;
11 #include "sama5d36.dtsi" 11 #include "sama5d36.dtsi"
12 12
13 / { 13 / {
14 model = "SAMA5D3 Ethernet Development 14 model = "SAMA5D3 Ethernet Development System";
15 compatible = "microchip,sama5d3-eds", 15 compatible = "microchip,sama5d3-eds", "atmel,sama5d36",
16 "atmel,sama5d3", "atmel,s 16 "atmel,sama5d3", "atmel,sama5";
17 17
18 chosen { 18 chosen {
19 stdout-path = "serial0:115200n 19 stdout-path = "serial0:115200n8";
20 }; 20 };
21 21
22 gpio-keys { 22 gpio-keys {
23 compatible = "gpio-keys"; 23 compatible = "gpio-keys";
24 24
25 pinctrl-names = "default"; 25 pinctrl-names = "default";
26 pinctrl-0 = <&pinctrl_key_gpio 26 pinctrl-0 = <&pinctrl_key_gpio>;
27 27
28 button-3 { 28 button-3 {
29 label = "PB_USER"; 29 label = "PB_USER";
30 gpios = <&pioE 29 GPIO 30 gpios = <&pioE 29 GPIO_ACTIVE_LOW>;
31 linux,code = <0x104>; 31 linux,code = <0x104>;
32 wakeup-source; 32 wakeup-source;
33 }; 33 };
34 }; 34 };
35 35
36 memory@20000000 { 36 memory@20000000 {
37 reg = <0x20000000 0x10000000>; 37 reg = <0x20000000 0x10000000>;
38 }; 38 };
39 39
40 vcc_3v3_reg: regulator-1 { 40 vcc_3v3_reg: regulator-1 {
41 compatible = "regulator-fixed" 41 compatible = "regulator-fixed";
42 regulator-name = "VCC_3V3"; 42 regulator-name = "VCC_3V3";
43 regulator-min-microvolt = <330 43 regulator-min-microvolt = <3300000>;
44 regulator-max-microvolt = <330 44 regulator-max-microvolt = <3300000>;
45 regulator-always-on; 45 regulator-always-on;
46 }; 46 };
47 47
48 vcc_2v5_reg: regulator-2 { 48 vcc_2v5_reg: regulator-2 {
49 compatible = "regulator-fixed" 49 compatible = "regulator-fixed";
50 regulator-name = "VCC_2V5"; 50 regulator-name = "VCC_2V5";
51 regulator-min-microvolt = <250 51 regulator-min-microvolt = <2500000>;
52 regulator-max-microvolt = <250 52 regulator-max-microvolt = <2500000>;
53 regulator-always-on; 53 regulator-always-on;
54 vin-supply = <&vcc_3v3_reg>; 54 vin-supply = <&vcc_3v3_reg>;
55 }; 55 };
56 56
57 vcc_1v8_reg: regulator-3 { 57 vcc_1v8_reg: regulator-3 {
58 compatible = "regulator-fixed" 58 compatible = "regulator-fixed";
59 regulator-name = "VCC_1V8"; 59 regulator-name = "VCC_1V8";
60 regulator-min-microvolt = <180 60 regulator-min-microvolt = <1800000>;
61 regulator-max-microvolt = <180 61 regulator-max-microvolt = <1800000>;
62 regulator-always-on; 62 regulator-always-on;
63 vin-supply = <&vcc_3v3_reg>; 63 vin-supply = <&vcc_3v3_reg>;
64 }; 64 };
65 65
66 vcc_1v2_reg: regulator-4 { 66 vcc_1v2_reg: regulator-4 {
67 compatible = "regulator-fixed" 67 compatible = "regulator-fixed";
68 regulator-name = "VCC_1V2"; 68 regulator-name = "VCC_1V2";
69 regulator-min-microvolt = <120 69 regulator-min-microvolt = <1200000>;
70 regulator-max-microvolt = <120 70 regulator-max-microvolt = <1200000>;
71 regulator-always-on; 71 regulator-always-on;
72 }; 72 };
73 73
74 vcc_mmc0_reg: regulator-5 { 74 vcc_mmc0_reg: regulator-5 {
75 compatible = "regulator-fixed" 75 compatible = "regulator-fixed";
76 regulator-name = "mmc0-card-su 76 regulator-name = "mmc0-card-supply";
77 regulator-min-microvolt = <330 77 regulator-min-microvolt = <3300000>;
78 regulator-max-microvolt = <330 78 regulator-max-microvolt = <3300000>;
79 regulator-always-on; 79 regulator-always-on;
80 pinctrl-names = "default"; 80 pinctrl-names = "default";
81 pinctrl-0 = <&pinctrl_vcc_mmc0 81 pinctrl-0 = <&pinctrl_vcc_mmc0_reg_gpio>;
82 gpio = <&pioE 2 GPIO_ACTIVE_LO 82 gpio = <&pioE 2 GPIO_ACTIVE_LOW>;
83 }; 83 };
84 }; 84 };
85 85
86 &can0 { 86 &can0 {
87 status = "okay"; 87 status = "okay";
88 }; 88 };
89 89
90 &dbgu { 90 &dbgu {
91 status = "okay"; 91 status = "okay";
92 }; 92 };
93 93
94 &ebi { 94 &ebi {
95 pinctrl-0 = <&pinctrl_ebi_nand_addr>; 95 pinctrl-0 = <&pinctrl_ebi_nand_addr>;
96 pinctrl-names = "default"; 96 pinctrl-names = "default";
97 status = "okay"; 97 status = "okay";
98 98
99 nand_controller: nand-controller { 99 nand_controller: nand-controller {
100 status = "okay"; 100 status = "okay";
101 101
102 nand@3 { 102 nand@3 {
103 reg = <0x3 0x0 0x2>; 103 reg = <0x3 0x0 0x2>;
104 atmel,rb = <0>; 104 atmel,rb = <0>;
105 nand-bus-width = <8>; 105 nand-bus-width = <8>;
106 nand-ecc-mode = "hw"; 106 nand-ecc-mode = "hw";
107 nand-ecc-strength = <4 107 nand-ecc-strength = <4>;
108 nand-ecc-step-size = < 108 nand-ecc-step-size = <512>;
109 nand-on-flash-bbt; 109 nand-on-flash-bbt;
110 label = "atmel_nand"; 110 label = "atmel_nand";
111 111
112 partitions { 112 partitions {
113 compatible = " 113 compatible = "fixed-partitions";
114 #address-cells 114 #address-cells = <1>;
115 #size-cells = 115 #size-cells = <1>;
116 116
117 at91bootstrap@ 117 at91bootstrap@0 {
118 label 118 label = "at91bootstrap";
119 reg = 119 reg = <0x0 0x40000>;
120 }; 120 };
121 121
122 bootloader@400 122 bootloader@40000 {
123 label 123 label = "bootloader";
124 reg = 124 reg = <0x40000 0xc0000>;
125 }; 125 };
126 126
127 bootloaderenvr 127 bootloaderenvred@100000 {
128 label 128 label = "bootloader env redundant";
129 reg = 129 reg = <0x100000 0x40000>;
130 }; 130 };
131 131
132 bootloaderenv@ 132 bootloaderenv@140000 {
133 label 133 label = "bootloader env";
134 reg = 134 reg = <0x140000 0x40000>;
135 }; 135 };
136 136
137 dtb@180000 { 137 dtb@180000 {
138 label 138 label = "device tree";
139 reg = 139 reg = <0x180000 0x80000>;
140 }; 140 };
141 141
142 kernel@200000 142 kernel@200000 {
143 label 143 label = "kernel";
144 reg = 144 reg = <0x200000 0x600000>;
145 }; 145 };
146 146
147 rootfs@800000 147 rootfs@800000 {
148 label 148 label = "rootfs";
149 reg = 149 reg = <0x800000 0x0f800000>;
150 }; 150 };
151 }; 151 };
152 }; 152 };
153 }; 153 };
154 }; 154 };
155 155
156 &i2c0 { 156 &i2c0 {
157 pinctrl-0 = <&pinctrl_i2c0_pu>; 157 pinctrl-0 = <&pinctrl_i2c0_pu>;
158 status = "okay"; 158 status = "okay";
159 }; 159 };
160 160
161 &i2c1 { 161 &i2c1 {
162 status = "okay"; 162 status = "okay";
163 }; 163 };
164 164
165 &i2c2 { 165 &i2c2 {
166 pinctrl-0 = <&pinctrl_i2c2_pu>; 166 pinctrl-0 = <&pinctrl_i2c2_pu>;
167 status = "okay"; 167 status = "okay";
168 }; 168 };
169 169
170 &main_xtal { 170 &main_xtal {
171 clock-frequency = <12000000>; 171 clock-frequency = <12000000>;
172 }; 172 };
173 173
174 &mmc0 { 174 &mmc0 {
175 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat 175 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3
176 &pinctrl_mmc0_dat4_7 &pin 176 &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>;
177 vmmc-supply = <&vcc_mmc0_reg>; 177 vmmc-supply = <&vcc_mmc0_reg>;
178 vqmmc-supply = <&vcc_3v3_reg>; 178 vqmmc-supply = <&vcc_3v3_reg>;
179 status = "okay"; 179 status = "okay";
180 slot@0 { 180 slot@0 {
181 reg = <0>; 181 reg = <0>;
182 bus-width = <8>; 182 bus-width = <8>;
183 cd-gpios = <&pioE 0 GPIO_ACTIV 183 cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>;
184 }; 184 };
185 }; 185 };
186 186
187 &pinctrl { 187 &pinctrl {
188 board { 188 board {
189 pinctrl_i2c0_pu: i2c0-pu { 189 pinctrl_i2c0_pu: i2c0-pu {
190 atmel,pins = 190 atmel,pins =
191 <AT91_PIOA 30 191 <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
192 <AT91_PIOA 31 192 <AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
193 }; 193 };
194 194
195 pinctrl_i2c2_pu: i2c2-pu { 195 pinctrl_i2c2_pu: i2c2-pu {
196 atmel,pins = 196 atmel,pins =
197 <AT91_PIOA 18 197 <AT91_PIOA 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>,
198 <AT91_PIOA 19 198 <AT91_PIOA 19 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
199 }; 199 };
200 200
201 pinctrl_key_gpio: key-gpio-0 { 201 pinctrl_key_gpio: key-gpio-0 {
202 atmel,pins = 202 atmel,pins =
203 <AT91_PIOE 29 203 <AT91_PIOE 29 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
204 }; 204 };
205 205
206 pinctrl_mmc0_cd: mmc0-cd { 206 pinctrl_mmc0_cd: mmc0-cd {
207 atmel,pins = 207 atmel,pins =
208 <AT91_PIOE 0 A 208 <AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
209 }; 209 };
210 210
211 /* Reserved for reset signal t 211 /* Reserved for reset signal to the RGMII connector. */
212 pinctrl_rgmii_rstn: rgmii-rstn 212 pinctrl_rgmii_rstn: rgmii-rstn {
213 atmel,pins = 213 atmel,pins =
214 <AT91_PIOD 18 214 <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
215 }; 215 };
216 216
217 /* Reserved for an interrupt l 217 /* Reserved for an interrupt line from the RMII and RGMII connectors. */
218 pinctrl_spi_irqn: spi-irqn { 218 pinctrl_spi_irqn: spi-irqn {
219 atmel,pins = 219 atmel,pins =
220 <AT91_PIOB 28 220 <AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
221 }; 221 };
222 222
223 pinctrl_spi0_cs: spi0-cs-defau 223 pinctrl_spi0_cs: spi0-cs-default {
224 atmel,pins = 224 atmel,pins =
225 <AT91_PIOD 13 225 <AT91_PIOD 13 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
226 AT91_PIOD 16 226 AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
227 }; 227 };
228 228
229 pinctrl_spi1_cs: spi1-cs-defau 229 pinctrl_spi1_cs: spi1-cs-default {
230 atmel,pins = <AT91_PIO 230 atmel,pins = <AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
231 AT91_PIO 231 AT91_PIOC 28 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
232 }; 232 };
233 233
234 pinctrl_usba_vbus: usba-vbus { 234 pinctrl_usba_vbus: usba-vbus {
235 atmel,pins = 235 atmel,pins =
236 <AT91_PIOE 9 A 236 <AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
237 }; 237 };
238 238
239 pinctrl_usb_default: usb-defau 239 pinctrl_usb_default: usb-default {
240 atmel,pins = 240 atmel,pins =
241 <AT91_PIOE 3 A 241 <AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
242 AT91_PIOE 4 A 242 AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
243 }; 243 };
244 244
245 /* Reserved for VBUS fault int 245 /* Reserved for VBUS fault interrupt. */
246 pinctrl_vbusfault_irqn: vbusfa 246 pinctrl_vbusfault_irqn: vbusfault-irqn {
247 atmel,pins = 247 atmel,pins =
248 <AT91_PIOE 5 A 248 <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
249 }; 249 };
250 250
251 pinctrl_vcc_mmc0_reg_gpio: vcc 251 pinctrl_vcc_mmc0_reg_gpio: vcc-mmc0-reg-gpio-default {
252 atmel,pins = <AT91_PIO 252 atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
253 }; 253 };
254 }; 254 };
255 }; 255 };
256 256
257 &slow_xtal { 257 &slow_xtal {
258 clock-frequency = <32768>; 258 clock-frequency = <32768>;
259 }; 259 };
260 260
261 &spi0 { 261 &spi0 {
262 pinctrl-names = "default", "cs"; 262 pinctrl-names = "default", "cs";
263 pinctrl-1 = <&pinctrl_spi0_cs>; 263 pinctrl-1 = <&pinctrl_spi0_cs>;
264 cs-gpios = <&pioD 13 0>, <0>, <0>, <&p 264 cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>;
265 status = "okay"; 265 status = "okay";
266 }; 266 };
267 267
268 &spi1 { 268 &spi1 {
269 pinctrl-names = "default", "cs"; 269 pinctrl-names = "default", "cs";
270 pinctrl-1 = <&pinctrl_spi1_cs>; 270 pinctrl-1 = <&pinctrl_spi1_cs>;
271 cs-gpios = <&pioC 25 0>, <0>, <0>, <&p 271 cs-gpios = <&pioC 25 0>, <0>, <0>, <&pioC 28 0>;
272 status = "okay"; 272 status = "okay";
273 }; 273 };
274 274
275 &tcb0 { 275 &tcb0 {
276 timer0: timer@0 { 276 timer0: timer@0 {
277 compatible = "atmel,tcb-timer" 277 compatible = "atmel,tcb-timer";
278 reg = <0>; 278 reg = <0>;
279 }; 279 };
280 280
281 timer1: timer@1 { 281 timer1: timer@1 {
282 compatible = "atmel,tcb-timer" 282 compatible = "atmel,tcb-timer";
283 reg = <1>; 283 reg = <1>;
284 }; 284 };
285 }; 285 };
286 286
287 &usb0 { /* USB Device port with VBUS detection 287 &usb0 { /* USB Device port with VBUS detection. */
288 atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE 288 atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>;
289 pinctrl-names = "default"; 289 pinctrl-names = "default";
290 pinctrl-0 = <&pinctrl_usba_vbus>; 290 pinctrl-0 = <&pinctrl_usba_vbus>;
291 status = "okay"; 291 status = "okay";
292 }; 292 };
293 293
294 &usb1 { /* 3-port Host. First port is unused. 294 &usb1 { /* 3-port Host. First port is unused. */
295 atmel,vbus-gpio = <0 295 atmel,vbus-gpio = <0
296 &pioE 3 GPIO_ACTIVE 296 &pioE 3 GPIO_ACTIVE_HIGH
297 &pioE 4 GPIO_ACTIVE 297 &pioE 4 GPIO_ACTIVE_HIGH
298 >; 298 >;
299 num-ports = <3>; 299 num-ports = <3>;
300 pinctrl-names = "default"; 300 pinctrl-names = "default";
301 pinctrl-0 = <&pinctrl_usb_default>; 301 pinctrl-0 = <&pinctrl_usb_default>;
302 status = "okay"; 302 status = "okay";
303 }; 303 };
304 304
305 &usb2 { 305 &usb2 {
306 status = "okay"; 306 status = "okay";
307 }; 307 };
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