1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Roseapple Pi
4 *
5 * Copyright (C) 2020-2021 Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
6 */
7
8 /dts-v1/;
9
10 #include "owl-s500.dtsi"
11
12 / {
13 compatible = "roseapplepi,roseapplepi", "actions,s500";
14 model = "Roseapple Pi";
15
16 aliases {
17 mmc0 = &mmc0;
18 serial2 = &uart2;
19 };
20
21 chosen {
22 stdout-path = "serial2:115200n8";
23 };
24
25 memory@0 {
26 device_type = "memory";
27 reg = <0x0 0x80000000>; /* 2GB */
28 };
29
30 syspwr: regulator-5v0 {
31 compatible = "regulator-fixed";
32 regulator-name = "SYSPWR";
33 regulator-min-microvolt = <5000000>;
34 regulator-max-microvolt = <5000000>;
35 regulator-always-on;
36 };
37 };
38
39 &cpu0 {
40 cpu0-supply = <&vdd_cpu>;
41 };
42
43 &i2c0 {
44 status = "okay";
45 pinctrl-names = "default";
46 pinctrl-0 = <&i2c0_pins>;
47
48 atc260x: pmic@65 {
49 compatible = "actions,atc2603c";
50 reg = <0x65>;
51 interrupt-parent = <&sirq>;
52 interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
53
54 reset-time-sec = <6>;
55
56 regulators {
57 compatible = "actions,atc2603c-regulator";
58
59 dcdc1-supply = <&syspwr>;
60 dcdc2-supply = <&syspwr>;
61 dcdc3-supply = <&syspwr>;
62 ldo1-supply = <&syspwr>;
63 ldo2-supply = <&syspwr>;
64 ldo3-supply = <&syspwr>;
65 ldo5-supply = <&syspwr>;
66 ldo6-supply = <&syspwr>;
67 ldo7-supply = <&syspwr>;
68 ldo8-supply = <&syspwr>;
69 ldo11-supply = <&syspwr>;
70 ldo12-supply = <&syspwr>;
71 switchldo1-supply = <&vcc>;
72
73 vdd_cpu: dcdc1 {
74 regulator-name = "VDD_CPU";
75 regulator-min-microvolt = <700000>;
76 regulator-max-microvolt = <1400000>;
77 regulator-always-on;
78 };
79
80 vddq: dcdc2 {
81 regulator-name = "VDDQ";
82 regulator-min-microvolt = <1300000>;
83 regulator-max-microvolt = <2150000>;
84 regulator-always-on;
85 regulator-boot-on;
86 };
87
88 vcc: dcdc3 {
89 regulator-name = "VCC";
90 regulator-min-microvolt = <2600000>;
91 regulator-max-microvolt = <3300000>;
92 regulator-always-on;
93 };
94
95 vcc_3v3: ldo1 {
96 regulator-name = "VCC_3V3";
97 regulator-min-microvolt = <2600000>;
98 regulator-max-microvolt = <3300000>;
99 regulator-always-on;
100 };
101
102 avcc: ldo2 {
103 regulator-name = "AVCC";
104 regulator-min-microvolt = <2600000>;
105 regulator-max-microvolt = <3300000>;
106 regulator-always-on;
107 };
108
109 vdd_1v8: ldo3 {
110 regulator-name = "VDD_1V8";
111 regulator-min-microvolt = <1500000>;
112 regulator-max-microvolt = <2000000>;
113 regulator-always-on;
114 };
115
116 vcc_3v1: ldo5 {
117 regulator-name = "VCC_3V1";
118 regulator-min-microvolt = <2600000>;
119 regulator-max-microvolt = <3300000>;
120 };
121
122 avdd: ldo6 {
123 regulator-name = "AVDD";
124 regulator-min-microvolt = <700000>;
125 regulator-max-microvolt = <1400000>;
126 regulator-always-on;
127 };
128
129 sens_1v8: ldo7 {
130 regulator-name = "SENS_1V8";
131 regulator-min-microvolt = <1800000>;
132 regulator-max-microvolt = <1800000>;
133 };
134
135 ldo8: ldo8 {
136 regulator-name = "LDO8";
137 regulator-min-microvolt = <2300000>;
138 regulator-max-microvolt = <3300000>;
139 };
140
141 svcc: ldo11 {
142 regulator-name = "SVCC";
143 regulator-min-microvolt = <2600000>;
144 regulator-max-microvolt = <3300000>;
145 regulator-always-on;
146 };
147
148 rtc_vdd: ldo12 {
149 regulator-name = "RTC_VDD";
150 regulator-min-microvolt = <1800000>;
151 regulator-max-microvolt = <1800000>;
152 regulator-always-on;
153 };
154
155 sd_vcc: switchldo1 {
156 regulator-name = "SD_VCC";
157 regulator-min-microvolt = <3000000>;
158 regulator-max-microvolt = <3300000>;
159 regulator-always-on;
160 regulator-boot-on;
161 };
162 };
163 };
164 };
165
166 &i2c1 {
167 status = "disabled";
168 pinctrl-names = "default";
169 pinctrl-0 = <&i2c1_pins>;
170 };
171
172 &i2c2 {
173 status = "disabled";
174 pinctrl-names = "default";
175 pinctrl-0 = <&i2c2_pins>;
176 };
177
178 &pinctrl {
179 i2c0_pins: i2c0-pins {
180 pinmux {
181 groups = "i2c0_mfp";
182 function = "i2c0";
183 };
184
185 pinconf {
186 pins = "i2c0_sclk", "i2c0_sdata";
187 bias-pull-up;
188 };
189 };
190
191 i2c1_pins: i2c1-pins {
192 pinconf {
193 pins = "i2c1_sclk", "i2c1_sdata";
194 bias-pull-up;
195 };
196 };
197
198 i2c2_pins: i2c2-pins {
199 pinconf {
200 pins = "i2c2_sclk", "i2c2_sdata";
201 bias-pull-up;
202 };
203 };
204
205 mmc0_pins: mmc0-pins {
206 pinmux {
207 groups = "sd0_d0_mfp", "sd0_d1_mfp", "sd0_d2_d3_mfp",
208 "sd0_cmd_mfp", "sd0_clk_mfp";
209 function = "sd0";
210 };
211
212 drv-pinconf {
213 groups = "sd0_d0_d3_drv", "sd0_cmd_drv", "sd0_clk_drv";
214 drive-strength = <8>;
215 };
216
217 bias0-pinconf {
218 pins = "sd0_d0", "sd0_d1", "sd0_d2",
219 "sd0_d3", "sd0_cmd";
220 bias-pull-up;
221 };
222
223 bias1-pinconf {
224 pins = "sd0_clk";
225 bias-pull-down;
226 };
227 };
228
229 ethernet_pins: ethernet-pins {
230 eth_rmii-pinmux {
231 groups = "rmii_txd0_mfp", "rmii_txd1_mfp",
232 "rmii_rxd0_mfp", "rmii_rxd1_mfp",
233 "rmii_txen_mfp", "rmii_rxen_mfp",
234 "rmii_crs_dv_mfp", "rmii_ref_clk_mfp";
235 function = "eth_rmii";
236 };
237
238 phy_clk-pinmux {
239 groups = "clko_25m_mfp";
240 function = "clko_25m";
241 };
242
243 ref_clk-pinconf {
244 groups = "rmii_ref_clk_drv";
245 drive-strength = <2>;
246 };
247
248 };
249 };
250
251 /* uSD */
252 &mmc0 {
253 status = "okay";
254 pinctrl-names = "default";
255 pinctrl-0 = <&mmc0_pins>;
256 no-sdio;
257 no-mmc;
258 no-1-8-v;
259 cd-gpios = <&pinctrl 117 GPIO_ACTIVE_LOW>;
260 bus-width = <4>;
261 vmmc-supply = <&sd_vcc>;
262 vqmmc-supply = <&sd_vcc>;
263 };
264
265 ðernet {
266 pinctrl-names = "default";
267 pinctrl-0 = <ðernet_pins>;
268 phy-mode = "rmii";
269 phy-handle = <ð_phy>;
270 status = "okay";
271
272 mdio {
273 #address-cells = <1>;
274 #size-cells = <0>;
275
276 reset-gpios = <&pinctrl 88 GPIO_ACTIVE_LOW>; /* GPIOC24 */
277 reset-delay-us = <10000>;
278 reset-post-delay-us = <150000>;
279
280 eth_phy: ethernet-phy@3 {
281 reg = <0x3>;
282 max-speed = <100>;
283 interrupt-parent = <&sirq>;
284 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
285 };
286 };
287 };
288
289 &twd_timer {
290 status = "okay";
291 };
292
293 &timer {
294 clocks = <&hosc>;
295 };
296
297 &uart2 {
298 status = "okay";
299 };
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