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1.1 jmcneill 1: // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2:
3: /*
4: * Copyright (C) 2018 O.S. Systems Software LTDA.
5: */
6:
7: /dts-v1/;
8:
9: #include "rv1108.dtsi"
10:
11: / {
12: model = "Elgin RV1108 R1 board";
13: compatible = "elgin,rv1108-r1", "rockchip,rv1108";
14:
15: memory@60000000 {
16: device_type = "memory";
17: reg = <0x60000000 0x08000000>;
18: };
19:
20: chosen {
21: stdout-path = "serial2:1500000n8";
22: };
23:
24: vcc_sys: vsys-regulator {
25: compatible = "regulator-fixed";
26: regulator-name = "vsys";
27: regulator-min-microvolt = <5000000>;
28: regulator-max-microvolt = <5000000>;
29: regulator-boot-on;
30: };
31: };
32:
33: &cpu0 {
34: cpu-supply = <&vdd_core>;
35: };
36:
37: &emmc {
38: bus-width = <8>;
39: cap-mmc-highspeed;
40: no-sd;
41: no-sdio;
42: non-removable;
43: mmc-ddr-1_8v;
44: mmc-hs200-1_8v;
45: pinctrl-names = "default";
46: pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
47: status = "okay";
48: };
49:
50: &gmac {
51: clock_in_out = "output";
52: pinctrl-names = "default";
53: pinctrl-0 = <&rmii_pins>;
54: snps,reset-gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_LOW>;
55: snps,reset-active-low;
56: status = "okay";
57: };
58:
59: &i2c0 {
60: clock-frequency = <400000>;
61: i2c-scl-rising-time-ns = <275>;
62: i2c-scl-falling-time-ns = <16>;
63: status = "okay";
64:
65: rk805: pmic@18 {
66: compatible = "rockchip,rk805";
67: reg = <0x18>;
68: interrupt-parent = <&gpio0>;
69: interrupts = <RK_PB4 IRQ_TYPE_LEVEL_LOW>;
70: rockchip,system-power-controller;
71:
72: vcc1-supply = <&vcc_sys>;
73: vcc2-supply = <&vcc_sys>;
74: vcc3-supply = <&vcc_sys>;
75: vcc4-supply = <&vcc_sys>;
76: vcc5-supply = <&vdd_buck2>;
77: vcc6-supply = <&vdd_buck2>;
78:
79: regulators {
80: vdd_core: DCDC_REG1 {
81: regulator-name= "vdd_core";
82: regulator-min-microvolt = <700000>;
83: regulator-max-microvolt = <1500000>;
84: regulator-always-on;
85: regulator-boot-on;
86: regulator-state-mem {
87: regulator-on-in-suspend;
88: regulator-suspend-microvolt = <900000>;
89: };
90: };
91:
92: vdd_buck2: DCDC_REG2 {
93: regulator-name= "vdd_buck2";
94: regulator-min-microvolt = <2200000>;
95: regulator-max-microvolt = <2200000>;
96: regulator-always-on;
97: regulator-boot-on;
98: regulator-state-mem {
99: regulator-off-in-suspend;
100: };
101: };
102:
103: vcc_ddr: DCDC_REG3 {
104: regulator-name= "vcc_ddr";
105: regulator-always-on;
106: regulator-boot-on;
107: regulator-state-mem {
108: regulator-on-in-suspend;
109: };
110: };
111:
112: vcc_io: DCDC_REG4 {
113: regulator-name= "vcc_io";
114: regulator-min-microvolt = <3300000>;
115: regulator-max-microvolt = <3300000>;
116: regulator-always-on;
117: regulator-boot-on;
118: regulator-state-mem {
119: regulator-on-in-suspend;
120: regulator-suspend-microvolt = <3300000>;
121: };
122: };
123:
124: vdd_10: LDO_REG1 {
125: regulator-name= "vdd_10";
126: regulator-min-microvolt = <1000000>;
127: regulator-max-microvolt = <1000000>;
128: regulator-always-on;
129: regulator-boot-on;
130: regulator-state-mem {
131: regulator-off-in-suspend;
132: };
133: };
134:
135: vcc_18: LDO_REG2 {
136: regulator-name= "vcc_18";
137: regulator-min-microvolt = <1800000>;
138: regulator-max-microvolt = <1800000>;
139: regulator-always-on;
140: regulator-boot-on;
141: regulator-state-mem {
142: regulator-off-in-suspend;
143: };
144: };
145:
146: vdd10_pmu: LDO_REG3 {
147: regulator-name= "vdd10_pmu";
148: regulator-min-microvolt = <1000000>;
149: regulator-max-microvolt = <1000000>;
150: regulator-always-on;
151: regulator-boot-on;
152: regulator-state-mem {
153: regulator-on-in-suspend;
154: regulator-suspend-microvolt = <1000000>;
155: };
156: };
157: };
158: };
159: };
160:
161: &spi {
162: pinctrl-names = "default";
163: pinctrl-0 = <&spim1_clk &spim1_cs0 &spim1_tx &spim1_rx>;
164: status = "okay";
165:
166: dh2228fv: dac@0 {
167: compatible = "rohm,dh2228fv";
168: reg = <0>;
169: spi-max-frequency = <24000000>;
170: spi-cpha;
171: spi-cpol;
172: };
173: };
174:
175: &u2phy {
176: status = "okay";
177:
178: u2phy_host: host-port {
179: status = "okay";
180: };
181:
182: u2phy_otg: otg-port {
183: status = "okay";
184: };
185: };
186:
187: &uart0 {
188: pinctrl-names = "default";
189: pinctrl-0 = <&uart0_xfer>;
190: status = "okay";
191: };
192:
193: &uart2 {
194: status = "okay";
195: };
196:
197: &usb_host_ehci {
198: status = "okay";
199: };
200:
201: &usb_host_ohci {
202: status = "okay";
203: };
204:
205: &usb_otg {
206: status = "okay";
207: };