1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Copyright (C) 2023 Arm Ltd. 3 * Copyright (C) 2023 Arm Ltd.
4 */ 4 */
5 5
6 /dts-v1/; 6 /dts-v1/;
7 7
8 #include "sun50i-h616.dtsi" 8 #include "sun50i-h616.dtsi"
9 #include "sun50i-h616-cpu-opp.dtsi" 9 #include "sun50i-h616-cpu-opp.dtsi"
10 10
11 #include <dt-bindings/gpio/gpio.h> 11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/interrupt-controller/arm 12 #include <dt-bindings/interrupt-controller/arm-gic.h>
13 #include <dt-bindings/leds/common.h> 13 #include <dt-bindings/leds/common.h>
14 14
15 / { 15 / {
16 model = "OrangePi Zero 2W"; 16 model = "OrangePi Zero 2W";
17 compatible = "xunlong,orangepi-zero2w" 17 compatible = "xunlong,orangepi-zero2w", "allwinner,sun50i-h618";
18 18
19 aliases { 19 aliases {
20 serial0 = &uart0; 20 serial0 = &uart0;
21 }; 21 };
22 22
23 chosen { 23 chosen {
24 stdout-path = "serial0:115200n 24 stdout-path = "serial0:115200n8";
25 }; 25 };
26 26
27 leds { 27 leds {
28 compatible = "gpio-leds"; 28 compatible = "gpio-leds";
29 29
30 led-0 { 30 led-0 {
31 function = LED_FUNCTIO 31 function = LED_FUNCTION_STATUS;
32 color = <LED_COLOR_ID_ 32 color = <LED_COLOR_ID_GREEN>;
33 gpios = <&pio 2 13 GPI 33 gpios = <&pio 2 13 GPIO_ACTIVE_HIGH>; /* PC13 */
34 }; 34 };
35 }; 35 };
36 36
37 reg_vcc5v: vcc5v { 37 reg_vcc5v: vcc5v {
38 /* board wide 5V supply direct 38 /* board wide 5V supply directly from the USB-C socket */
39 compatible = "regulator-fixed" 39 compatible = "regulator-fixed";
40 regulator-name = "vcc-5v"; 40 regulator-name = "vcc-5v";
41 regulator-min-microvolt = <500 41 regulator-min-microvolt = <5000000>;
42 regulator-max-microvolt = <500 42 regulator-max-microvolt = <5000000>;
43 regulator-always-on; 43 regulator-always-on;
44 }; 44 };
45 45
46 reg_vcc3v3: vcc3v3 { 46 reg_vcc3v3: vcc3v3 {
47 /* SY8089 DC/DC converter */ 47 /* SY8089 DC/DC converter */
48 compatible = "regulator-fixed" 48 compatible = "regulator-fixed";
49 regulator-name = "vcc-3v3"; 49 regulator-name = "vcc-3v3";
50 regulator-min-microvolt = <330 50 regulator-min-microvolt = <3300000>;
51 regulator-max-microvolt = <330 51 regulator-max-microvolt = <3300000>;
52 vin-supply = <®_vcc5v>; 52 vin-supply = <®_vcc5v>;
53 regulator-always-on; 53 regulator-always-on;
54 }; 54 };
55 }; 55 };
56 56
57 &cpu0 { 57 &cpu0 {
58 cpu-supply = <®_dcdc2>; 58 cpu-supply = <®_dcdc2>;
59 }; 59 };
60 60
61 &ehci1 { 61 &ehci1 {
62 status = "okay"; 62 status = "okay";
63 }; 63 };
64 64
65 /* USB 2 & 3 are on the FPC connector (or the 65 /* USB 2 & 3 are on the FPC connector (or the exansion board) */
66 66
67 &mmc0 { 67 &mmc0 {
68 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; 68 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
69 bus-width = <4>; 69 bus-width = <4>;
70 vmmc-supply = <®_vcc3v3>; 70 vmmc-supply = <®_vcc3v3>;
71 status = "okay"; 71 status = "okay";
72 }; 72 };
73 73
74 &ohci1 { 74 &ohci1 {
75 status = "okay"; 75 status = "okay";
76 }; 76 };
77 77
78 &pio { 78 &pio {
79 vcc-pc-supply = <®_dldo1>; 79 vcc-pc-supply = <®_dldo1>;
80 vcc-pf-supply = <®_dldo1>; /* int 80 vcc-pf-supply = <®_dldo1>; /* internally via VCC-IO */
81 vcc-pg-supply = <®_aldo1>; 81 vcc-pg-supply = <®_aldo1>;
82 vcc-ph-supply = <®_dldo1>; /* int 82 vcc-ph-supply = <®_dldo1>; /* internally via VCC-IO */
83 vcc-pi-supply = <®_dldo1>; 83 vcc-pi-supply = <®_dldo1>;
84 }; 84 };
85 85
86 &r_i2c { 86 &r_i2c {
87 status = "okay"; 87 status = "okay";
88 88
89 axp313: pmic@36 { 89 axp313: pmic@36 {
90 compatible = "x-powers,axp313a 90 compatible = "x-powers,axp313a";
91 reg = <0x36>; 91 reg = <0x36>;
92 #interrupt-cells = <1>; 92 #interrupt-cells = <1>;
93 interrupt-controller; 93 interrupt-controller;
94 interrupt-parent = <&pio>; 94 interrupt-parent = <&pio>;
95 interrupts = <2 9 IRQ_TYPE_LEV 95 interrupts = <2 9 IRQ_TYPE_LEVEL_LOW>; /* PC9 */
96 96
97 vin1-supply = <®_vcc5v>; 97 vin1-supply = <®_vcc5v>;
98 vin2-supply = <®_vcc5v>; 98 vin2-supply = <®_vcc5v>;
99 vin3-supply = <®_vcc5v>; 99 vin3-supply = <®_vcc5v>;
100 100
101 regulators { 101 regulators {
102 /* Supplies VCC-PLL an 102 /* Supplies VCC-PLL and DRAM */
103 reg_aldo1: aldo1 { 103 reg_aldo1: aldo1 {
104 regulator-alwa 104 regulator-always-on;
105 regulator-min- 105 regulator-min-microvolt = <1800000>;
106 regulator-max- 106 regulator-max-microvolt = <1800000>;
107 regulator-name 107 regulator-name = "vcc1v8";
108 }; 108 };
109 109
110 /* Supplies VCC-IO, so 110 /* Supplies VCC-IO, so needs to be always on. */
111 reg_dldo1: dldo1 { 111 reg_dldo1: dldo1 {
112 regulator-alwa 112 regulator-always-on;
113 regulator-min- 113 regulator-min-microvolt = <3300000>;
114 regulator-max- 114 regulator-max-microvolt = <3300000>;
115 regulator-name 115 regulator-name = "vcc3v3";
116 }; 116 };
117 117
118 reg_dcdc1: dcdc1 { 118 reg_dcdc1: dcdc1 {
119 regulator-alwa 119 regulator-always-on;
120 regulator-min- 120 regulator-min-microvolt = <810000>;
121 regulator-max- 121 regulator-max-microvolt = <990000>;
122 regulator-name 122 regulator-name = "vdd-gpu-sys";
123 }; 123 };
124 124
125 reg_dcdc2: dcdc2 { 125 reg_dcdc2: dcdc2 {
126 regulator-alwa 126 regulator-always-on;
127 regulator-min- 127 regulator-min-microvolt = <810000>;
128 regulator-max- 128 regulator-max-microvolt = <1100000>;
129 regulator-name 129 regulator-name = "vdd-cpu";
130 }; 130 };
131 131
132 reg_dcdc3: dcdc3 { 132 reg_dcdc3: dcdc3 {
133 regulator-alwa 133 regulator-always-on;
134 regulator-min- 134 regulator-min-microvolt = <1100000>;
135 regulator-max- 135 regulator-max-microvolt = <1100000>;
136 regulator-name 136 regulator-name = "vdd-dram";
137 }; 137 };
138 }; 138 };
139 }; 139 };
140 }; 140 };
141 141
142 &spi0 { 142 &spi0 {
143 status = "okay"; 143 status = "okay";
144 pinctrl-names = "default"; 144 pinctrl-names = "default";
145 pinctrl-0 = <&spi0_pins>, <&spi0_cs0_p 145 pinctrl-0 = <&spi0_pins>, <&spi0_cs0_pin>;
146 146
147 flash@0 { 147 flash@0 {
148 #address-cells = <1>; 148 #address-cells = <1>;
149 #size-cells = <1>; 149 #size-cells = <1>;
150 compatible = "jedec,spi-nor"; 150 compatible = "jedec,spi-nor";
151 reg = <0>; 151 reg = <0>;
152 spi-max-frequency = <40000000> 152 spi-max-frequency = <40000000>;
153 }; 153 };
154 }; 154 };
155 155
156 &uart0 { 156 &uart0 {
157 pinctrl-names = "default"; 157 pinctrl-names = "default";
158 pinctrl-0 = <&uart0_ph_pins>; 158 pinctrl-0 = <&uart0_ph_pins>;
159 status = "okay"; 159 status = "okay";
160 }; 160 };
161 161
162 &usbotg { 162 &usbotg {
163 /* 163 /*
164 * PHY0 pins are connected to a USB-C 164 * PHY0 pins are connected to a USB-C socket, but a role switch
165 * is not implemented: both CC pins ar 165 * is not implemented: both CC pins are pulled to GND.
166 * The VBUS pins power the device, so 166 * The VBUS pins power the device, so a fixed peripheral mode
167 * is the best choice. 167 * is the best choice.
168 * The board can be powered via GPIOs, 168 * The board can be powered via GPIOs, in this case port0 *can*
169 * act as a host (with a cable/adapter 169 * act as a host (with a cable/adapter ignoring CC), as VBUS is
170 * then provided by the GPIOs. Any use 170 * then provided by the GPIOs. Any user of this setup would
171 * need to adjust the DT accordingly: 171 * need to adjust the DT accordingly: dr_mode set to "host",
172 * enabling OHCI0 and EHCI0. 172 * enabling OHCI0 and EHCI0.
173 */ 173 */
174 dr_mode = "peripheral"; 174 dr_mode = "peripheral";
175 status = "okay"; 175 status = "okay";
176 }; 176 };
177 177
178 &usbphy { 178 &usbphy {
179 usb1_vbus-supply = <®_vcc5v>; 179 usb1_vbus-supply = <®_vcc5v>;
180 status = "okay"; 180 status = "okay";
181 }; 181 };
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