1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (C) 2023 Arm Ltd.
4 */
5
6 /dts-v1/;
7
8 #include "sun50i-h616-orangepi-zero.dtsi"
9 #include "sun50i-h616-cpu-opp.dtsi"
10
11 / {
12 model = "OrangePi Zero3";
13 compatible = "xunlong,orangepi-zero3", "allwinner,sun50i-h618";
14 };
15
16 &cpu0 {
17 cpu-supply = <®_dcdc2>;
18 };
19
20 &emac0 {
21 allwinner,tx-delay-ps = <700>;
22 phy-mode = "rgmii-rxid";
23 phy-supply = <®_dldo1>;
24 };
25
26 &ext_rgmii_phy {
27 motorcomm,clk-out-frequency-hz = <125000000>;
28 };
29
30 &mmc0 {
31 /*
32 * The schematic shows the card detect pin wired up to PF6, via an
33 * inverter, but it just doesn't work.
34 */
35 broken-cd;
36 vmmc-supply = <®_dldo1>;
37 };
38
39 &r_i2c {
40 status = "okay";
41
42 axp313: pmic@36 {
43 compatible = "x-powers,axp313a";
44 reg = <0x36>;
45 #interrupt-cells = <1>;
46 interrupt-controller;
47 interrupt-parent = <&pio>;
48 interrupts = <2 9 IRQ_TYPE_LEVEL_LOW>; /* PC9 */
49
50 vin1-supply = <®_vcc5v>;
51 vin2-supply = <®_vcc5v>;
52 vin3-supply = <®_vcc5v>;
53
54 regulators {
55 /* Supplies VCC-PLL, so needs to be always on. */
56 reg_aldo1: aldo1 {
57 regulator-always-on;
58 regulator-min-microvolt = <1800000>;
59 regulator-max-microvolt = <1800000>;
60 regulator-name = "vcc1v8";
61 };
62
63 /* Supplies VCC-IO, so needs to be always on. */
64 reg_dldo1: dldo1 {
65 regulator-always-on;
66 regulator-min-microvolt = <3300000>;
67 regulator-max-microvolt = <3300000>;
68 regulator-name = "vcc3v3";
69 };
70
71 reg_dcdc1: dcdc1 {
72 regulator-always-on;
73 regulator-min-microvolt = <810000>;
74 regulator-max-microvolt = <990000>;
75 regulator-name = "vdd-gpu-sys";
76 };
77
78 reg_dcdc2: dcdc2 {
79 regulator-always-on;
80 regulator-min-microvolt = <810000>;
81 regulator-max-microvolt = <1100000>;
82 regulator-name = "vdd-cpu";
83 };
84
85 reg_dcdc3: dcdc3 {
86 regulator-always-on;
87 regulator-min-microvolt = <1100000>;
88 regulator-max-microvolt = <1100000>;
89 regulator-name = "vdd-dram";
90 };
91 };
92 };
93 };
94
95 &pio {
96 vcc-pc-supply = <®_dldo1>;
97 vcc-pf-supply = <®_dldo1>;
98 vcc-pg-supply = <®_aldo1>;
99 vcc-ph-supply = <®_dldo1>;
100 vcc-pi-supply = <®_dldo1>;
101 };
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