1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /* Copyright (c) 2020 SiFive, Inc */
3
4 #include "fu740-c000.dtsi"
5 #include <dt-bindings/gpio/gpio.h>
6 #include <dt-bindings/interrupt-controller/irq.h>
7 #include <dt-bindings/leds/common.h>
8 #include <dt-bindings/pwm/pwm.h>
9
10 /* Clock frequency (in Hz) of the PCB crystal for rtcclk */
11 #define RTCCLK_FREQ 1000000
12
13 / {
14 model = "SiFive HiFive Unmatched A00";
15 compatible = "sifive,hifive-unmatched-a00", "sifive,fu740-c000",
16 "sifive,fu740";
17
18 chosen {
19 stdout-path = "serial0";
20 };
21
22 cpus {
23 timebase-frequency = <RTCCLK_FREQ>;
24 };
25
26 memory@80000000 {
27 device_type = "memory";
28 reg = <0x0 0x80000000 0x4 0x00000000>;
29 };
30
31 hfclk: hfclk {
32 #clock-cells = <0>;
33 compatible = "fixed-clock";
34 clock-frequency = <26000000>;
35 clock-output-names = "hfclk";
36 };
37
38 rtcclk: rtcclk {
39 #clock-cells = <0>;
40 compatible = "fixed-clock";
41 clock-frequency = <RTCCLK_FREQ>;
42 clock-output-names = "rtcclk";
43 };
44
45 gpio-poweroff {
46 compatible = "gpio-poweroff";
47 gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
48 };
49
50 led-controller-1 {
51 compatible = "pwm-leds";
52
53 led-d12 {
54 pwms = <&pwm0 0 7812500 PWM_POLARITY_INVERTED>;
55 active-low;
56 color = <LED_COLOR_ID_GREEN>;
57 max-brightness = <255>;
58 label = "d12";
59 };
60 };
61
62 led-controller-2 {
63 compatible = "pwm-leds-multicolor";
64
65 multi-led {
66 color = <LED_COLOR_ID_RGB>;
67 max-brightness = <255>;
68 label = "d2";
69
70 led-red {
71 pwms = <&pwm0 2 7812500 PWM_POLARITY_INVERTED>;
72 active-low;
73 color = <LED_COLOR_ID_RED>;
74 };
75
76 led-green {
77 pwms = <&pwm0 1 7812500 PWM_POLARITY_INVERTED>;
78 active-low;
79 color = <LED_COLOR_ID_GREEN>;
80 };
81
82 led-blue {
83 pwms = <&pwm0 3 7812500 PWM_POLARITY_INVERTED>;
84 active-low;
85 color = <LED_COLOR_ID_BLUE>;
86 };
87 };
88 };
89 };
90
91 &uart0 {
92 status = "okay";
93 };
94
95 &uart1 {
96 status = "okay";
97 };
98
99 &i2c0 {
100 status = "okay";
101
102 temperature-sensor@4c {
103 compatible = "ti,tmp451";
104 reg = <0x4c>;
105 vcc-supply = <&vdd_bpro>;
106 interrupt-parent = <&gpio>;
107 interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
108 };
109
110 eeprom@54 {
111 compatible = "microchip,24c02", "atmel,24c02";
112 reg = <0x54>;
113 vcc-supply = <&vdd_bpro>;
114 label = "board-id";
115 pagesize = <16>;
116 read-only;
117 size = <256>;
118 };
119
120 pmic@58 {
121 compatible = "dlg,da9063";
122 reg = <0x58>;
123 interrupt-parent = <&gpio>;
124 interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
125 interrupt-controller;
126 #interrupt-cells = <2>;
127
128 onkey {
129 compatible = "dlg,da9063-onkey";
130 };
131
132 rtc {
133 compatible = "dlg,da9063-rtc";
134 };
135
136 watchdog {
137 compatible = "dlg,da9063-watchdog";
138 };
139
140 regulators {
141 vdd_bcore: bcores-merged {
142 regulator-min-microvolt = <1050000>;
143 regulator-max-microvolt = <1050000>;
144 regulator-min-microamp = <4800000>;
145 regulator-max-microamp = <4800000>;
146 regulator-always-on;
147 };
148
149 vdd_bpro: bpro {
150 regulator-min-microvolt = <1800000>;
151 regulator-max-microvolt = <1800000>;
152 regulator-min-microamp = <2400000>;
153 regulator-max-microamp = <2400000>;
154 regulator-always-on;
155 };
156
157 vdd_bperi: bperi {
158 regulator-min-microvolt = <1060000>;
159 regulator-max-microvolt = <1060000>;
160 regulator-min-microamp = <1500000>;
161 regulator-max-microamp = <1500000>;
162 regulator-always-on;
163 };
164
165 vdd_bmem_bio: bmem-bio-merged {
166 regulator-min-microvolt = <1200000>;
167 regulator-max-microvolt = <1200000>;
168 regulator-min-microamp = <3000000>;
169 regulator-max-microamp = <3000000>;
170 regulator-always-on;
171 };
172
173 vdd_ldo1: ldo1 {
174 regulator-min-microvolt = <1800000>;
175 regulator-max-microvolt = <1800000>;
176 regulator-always-on;
177 };
178
179 vdd_ldo2: ldo2 {
180 regulator-min-microvolt = <1800000>;
181 regulator-max-microvolt = <1800000>;
182 regulator-always-on;
183 };
184
185 vdd_ldo3: ldo3 {
186 regulator-min-microvolt = <3300000>;
187 regulator-max-microvolt = <3300000>;
188 regulator-always-on;
189 };
190
191 vdd_ldo4: ldo4 {
192 regulator-min-microvolt = <2500000>;
193 regulator-max-microvolt = <2500000>;
194 regulator-always-on;
195 };
196
197 vdd_ldo5: ldo5 {
198 regulator-min-microvolt = <3300000>;
199 regulator-max-microvolt = <3300000>;
200 regulator-always-on;
201 };
202
203 vdd_ldo6: ldo6 {
204 regulator-min-microvolt = <1800000>;
205 regulator-max-microvolt = <1800000>;
206 regulator-always-on;
207 };
208
209 vdd_ldo7: ldo7 {
210 regulator-min-microvolt = <3300000>;
211 regulator-max-microvolt = <3300000>;
212 regulator-always-on;
213 };
214
215 vdd_ldo8: ldo8 {
216 regulator-min-microvolt = <3300000>;
217 regulator-max-microvolt = <3300000>;
218 regulator-always-on;
219 };
220
221 vdd_ld09: ldo9 {
222 regulator-min-microvolt = <1050000>;
223 regulator-max-microvolt = <1050000>;
224 regulator-always-on;
225 };
226
227 vdd_ldo10: ldo10 {
228 regulator-min-microvolt = <1000000>;
229 regulator-max-microvolt = <1000000>;
230 regulator-always-on;
231 };
232
233 vdd_ldo11: ldo11 {
234 regulator-min-microvolt = <2500000>;
235 regulator-max-microvolt = <2500000>;
236 regulator-always-on;
237 };
238 };
239 };
240 };
241
242 &qspi0 {
243 status = "okay";
244 flash@0 {
245 compatible = "jedec,spi-nor";
246 reg = <0>;
247 spi-max-frequency = <50000000>;
248 m25p,fast-read;
249 spi-tx-bus-width = <4>;
250 spi-rx-bus-width = <4>;
251 };
252 };
253
254 &spi0 {
255 status = "okay";
256 mmc@0 {
257 compatible = "mmc-spi-slot";
258 reg = <0>;
259 spi-max-frequency = <20000000>;
260 voltage-ranges = <3300 3300>;
261 disable-wp;
262 gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
263 };
264 };
265
266 ð0 {
267 status = "okay";
268 phy-mode = "gmii";
269 phy-handle = <&phy0>;
270 phy0: ethernet-phy@0 {
271 reg = <0>;
272 };
273 };
274
275 &pwm0 {
276 status = "okay";
277 };
278
279 &pwm1 {
280 status = "okay";
281 };
282
283 &gpio {
284 status = "okay";
285 gpio-line-names = "J29.1", "PMICNTB", "PMICSHDN", "J8.1", "J8.3",
286 "PCIe_PWREN", "THERM", "UBRDG_RSTN", "PCIe_PERSTN",
287 "ULPI_RSTN", "J8.2", "UHUB_RSTN", "GEMGXL_RST", "J8.4",
288 "EN_VDD_SD", "SD_CD";
289 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.