8788c129b288714e8f27b4a907a1735af7cf923b
[platform/kernel/linux-starfive.git] / arch / arm64 / boot / dts / allwinner / sun50i-h616-orangepi-zero.dtsi
1 // SPDX-License-Identifier: (GPL-2.0+ or MIT)
2 /*
3  * Copyright (C) 2020 Arm Ltd.
4  *
5  * DT nodes common between Orange Pi Zero 2 and Orange Pi Zero 3.
6  * Excludes PMIC nodes and properties, since they are different between the two.
7  */
8
9 #include "sun50i-h616.dtsi"
10
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/interrupt-controller/arm-gic.h>
13 #include <dt-bindings/leds/common.h>
14
15 / {
16         aliases {
17                 ethernet0 = &emac0;
18                 serial0 = &uart0;
19         };
20
21         chosen {
22                 stdout-path = "serial0:115200n8";
23         };
24
25         leds {
26                 compatible = "gpio-leds";
27
28                 led-0 {
29                         function = LED_FUNCTION_POWER;
30                         color = <LED_COLOR_ID_RED>;
31                         gpios = <&pio 2 12 GPIO_ACTIVE_HIGH>; /* PC12 */
32                         default-state = "on";
33                 };
34
35                 led-1 {
36                         function = LED_FUNCTION_STATUS;
37                         color = <LED_COLOR_ID_GREEN>;
38                         gpios = <&pio 2 13 GPIO_ACTIVE_HIGH>; /* PC13 */
39                 };
40         };
41
42         reg_vcc5v: vcc5v {
43                 /* board wide 5V supply directly from the USB-C socket */
44                 compatible = "regulator-fixed";
45                 regulator-name = "vcc-5v";
46                 regulator-min-microvolt = <5000000>;
47                 regulator-max-microvolt = <5000000>;
48                 regulator-always-on;
49         };
50
51         reg_usb1_vbus: regulator-usb1-vbus {
52                 compatible = "regulator-fixed";
53                 regulator-name = "usb1-vbus";
54                 regulator-min-microvolt = <5000000>;
55                 regulator-max-microvolt = <5000000>;
56                 vin-supply = <&reg_vcc5v>;
57                 enable-active-high;
58                 gpio = <&pio 2 16 GPIO_ACTIVE_HIGH>; /* PC16 */
59         };
60 };
61
62 &ehci1 {
63         status = "okay";
64 };
65
66 /* USB 2 & 3 are on headers only. */
67
68 &emac0 {
69         pinctrl-names = "default";
70         pinctrl-0 = <&ext_rgmii_pins>;
71         phy-mode = "rgmii";
72         phy-handle = <&ext_rgmii_phy>;
73         allwinner,rx-delay-ps = <3100>;
74         allwinner,tx-delay-ps = <700>;
75         status = "okay";
76 };
77
78 &mdio0 {
79         ext_rgmii_phy: ethernet-phy@1 {
80                 compatible = "ethernet-phy-ieee802.3-c22";
81                 reg = <1>;
82         };
83 };
84
85 &mmc0 {
86         cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;  /* PF6 */
87         bus-width = <4>;
88         status = "okay";
89 };
90
91 &ohci1 {
92         status = "okay";
93 };
94
95 &spi0  {
96         status = "okay";
97         pinctrl-names = "default";
98         pinctrl-0 = <&spi0_pins>, <&spi0_cs0_pin>;
99
100         flash@0 {
101                 #address-cells = <1>;
102                 #size-cells = <1>;
103                 compatible = "jedec,spi-nor";
104                 reg = <0>;
105                 spi-max-frequency = <40000000>;
106         };
107 };
108
109 &uart0 {
110         pinctrl-names = "default";
111         pinctrl-0 = <&uart0_ph_pins>;
112         status = "okay";
113 };
114
115 &usbotg {
116         /*
117          * PHY0 pins are connected to a USB-C socket, but a role switch
118          * is not implemented: both CC pins are pulled to GND.
119          * The VBUS pins power the device, so a fixed peripheral mode
120          * is the best choice.
121          * The board can be powered via GPIOs, in this case port0 *can*
122          * act as a host (with a cable/adapter ignoring CC), as VBUS is
123          * then provided by the GPIOs. Any user of this setup would
124          * need to adjust the DT accordingly: dr_mode set to "host",
125          * enabling OHCI0 and EHCI0.
126          */
127         dr_mode = "peripheral";
128         status = "okay";
129 };
130
131 &usbphy {
132         usb1_vbus-supply = <&reg_usb1_vbus>;
133         status = "okay";
134 };