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	aliases {
16		mmc0 = &emmc;
17	};
18
19	memory@60000000 {
20		device_type = "memory";
21		reg = <0x60000000 0x08000000>;
22	};
23
24	chosen {
25		stdout-path = "serial2:1500000n8";
26	};
27
28	vcc_sys: vsys-regulator {
29		compatible = "regulator-fixed";
30		regulator-name = "vsys";
31		regulator-min-microvolt = <5000000>;
32		regulator-max-microvolt = <5000000>;
33		regulator-boot-on;
34	};
35};
36
37&cpu0 {
38	cpu-supply = <&vdd_core>;
39};
40
41&emmc {
42	bus-width = <8>;
43	cap-mmc-highspeed;
44	no-sd;
45	no-sdio;
46	non-removable;
47	mmc-ddr-1_8v;
48	mmc-hs200-1_8v;
49	pinctrl-names = "default";
50	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
51	status = "okay";
52};
53
54&gmac {
55	clock_in_out = "output";
56	pinctrl-names = "default";
57	pinctrl-0 = <&rmii_pins>;
58	snps,reset-gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_LOW>;
59	snps,reset-active-low;
60	status = "okay";
61};
62
63&i2c0 {
64	clock-frequency = <400000>;
65	i2c-scl-rising-time-ns = <275>;
66	i2c-scl-falling-time-ns = <16>;
67	status = "okay";
68
69	rk805: pmic@18 {
70		compatible = "rockchip,rk805";
71		reg = <0x18>;
72		interrupt-parent = <&gpio0>;
73		interrupts = <RK_PB4 IRQ_TYPE_LEVEL_LOW>;
74		rockchip,system-power-controller;
75		#clock-cells = <0>;
76
77		vcc1-supply = <&vcc_sys>;
78		vcc2-supply = <&vcc_sys>;
79		vcc3-supply = <&vcc_sys>;
80		vcc4-supply = <&vcc_sys>;
81		vcc5-supply = <&vdd_buck2>;
82		vcc6-supply = <&vdd_buck2>;
83
84		regulators {
85			vdd_core: DCDC_REG1 {
86				regulator-name = "vdd_core";
87				regulator-min-microvolt = <700000>;
88				regulator-max-microvolt = <1500000>;
89				regulator-always-on;
90				regulator-boot-on;
91				regulator-state-mem {
92					regulator-on-in-suspend;
93					regulator-suspend-microvolt = <900000>;
94				};
95			};
96
97			vdd_buck2: DCDC_REG2 {
98				regulator-name = "vdd_buck2";
99				regulator-min-microvolt = <2200000>;
100				regulator-max-microvolt = <2200000>;
101				regulator-always-on;
102				regulator-boot-on;
103				regulator-state-mem {
104					regulator-off-in-suspend;
105				};
106			};
107
108			vcc_ddr: DCDC_REG3 {
109				regulator-name = "vcc_ddr";
110				regulator-always-on;
111				regulator-boot-on;
112				regulator-state-mem {
113					regulator-on-in-suspend;
114				};
115			};
116
117			vcc_io: DCDC_REG4 {
118				regulator-name = "vcc_io";
119				regulator-min-microvolt = <3300000>;
120				regulator-max-microvolt = <3300000>;
121				regulator-always-on;
122				regulator-boot-on;
123				regulator-state-mem {
124					regulator-on-in-suspend;
125					regulator-suspend-microvolt = <3300000>;
126				};
127			};
128
129			vdd_10: LDO_REG1 {
130				regulator-name = "vdd_10";
131				regulator-min-microvolt = <1000000>;
132				regulator-max-microvolt = <1000000>;
133				regulator-always-on;
134				regulator-boot-on;
135				regulator-state-mem {
136					regulator-off-in-suspend;
137				};
138			};
139
140			vcc_18: LDO_REG2 {
141				regulator-name = "vcc_18";
142				regulator-min-microvolt = <1800000>;
143				regulator-max-microvolt = <1800000>;
144				regulator-always-on;
145				regulator-boot-on;
146				regulator-state-mem {
147					regulator-off-in-suspend;
148				};
149			};
150
151			vdd10_pmu: LDO_REG3 {
152				regulator-name = "vdd10_pmu";
153				regulator-min-microvolt = <1000000>;
154				regulator-max-microvolt = <1000000>;
155				regulator-always-on;
156				regulator-boot-on;
157				regulator-state-mem {
158					regulator-on-in-suspend;
159					regulator-suspend-microvolt = <1000000>;
160				};
161			};
162		};
163	};
164};
165
166&spi {
167	pinctrl-names = "default";
168	pinctrl-0 = <&spim1_clk &spim1_cs0 &spim1_tx &spim1_rx>;
169	status = "okay";
170
171	dh2228fv: dac@0 {
172		compatible = "rohm,dh2228fv";
173		reg = <0>;
174		spi-max-frequency = <24000000>;
175		spi-cpha;
176		spi-cpol;
177	};
178};
179
180&u2phy {
181	status = "okay";
182
183	u2phy_host: host-port {
184		status = "okay";
185	};
186
187	u2phy_otg: otg-port {
188		status = "okay";
189	};
190};
191
192&uart0 {
193	pinctrl-names = "default";
194	pinctrl-0 = <&uart0_xfer>;
195	status = "okay";
196};
197
198&uart2 {
199	status = "okay";
200};
201
202&usb_host_ehci {
203	status = "okay";
204};
205
206&usb_host_ohci {
207	status = "okay";
208};
209
210&usb_otg {
211	status = "okay";
212};
213