1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 // Copyright (C) 2022 Samuel Holland <samuel@sh 2 // Copyright (C) 2022 Samuel Holland <samuel@sholland.org>
3 3
4 #include <dt-bindings/gpio/gpio.h> 4 #include <dt-bindings/gpio/gpio.h>
5 #include <dt-bindings/leds/common.h> 5 #include <dt-bindings/leds/common.h>
6 6
7 /dts-v1/; 7 /dts-v1/;
8 8
9 #include "sun20i-d1.dtsi" 9 #include "sun20i-d1.dtsi"
10 #include "sun20i-common-regulators.dtsi" 10 #include "sun20i-common-regulators.dtsi"
11 11
12 / { 12 / {
13 model = "Dongshan Nezha STU"; 13 model = "Dongshan Nezha STU";
14 compatible = "100ask,dongshan-nezha-st 14 compatible = "100ask,dongshan-nezha-stu", "allwinner,sun20i-d1";
15 15
16 aliases { 16 aliases {
17 ethernet0 = &emac; 17 ethernet0 = &emac;
18 serial0 = &uart0; 18 serial0 = &uart0;
19 }; 19 };
20 20
21 chosen { 21 chosen {
22 stdout-path = "serial0:115200n 22 stdout-path = "serial0:115200n8";
23 }; 23 };
24 24
25 leds { 25 leds {
26 compatible = "gpio-leds"; 26 compatible = "gpio-leds";
27 27
28 led-0 { 28 led-0 {
29 color = <LED_COLOR_ID_ 29 color = <LED_COLOR_ID_GREEN>;
30 function = LED_FUNCTIO 30 function = LED_FUNCTION_STATUS;
31 gpios = <&pio 2 1 GPIO 31 gpios = <&pio 2 1 GPIO_ACTIVE_HIGH>; /* PC1 */
32 }; 32 };
33 }; 33 };
34 34
35 reg_usbvbus: usbvbus { 35 reg_usbvbus: usbvbus {
36 compatible = "regulator-fixed" 36 compatible = "regulator-fixed";
37 regulator-name = "usbvbus"; 37 regulator-name = "usbvbus";
38 regulator-min-microvolt = <500 38 regulator-min-microvolt = <5000000>;
39 regulator-max-microvolt = <500 39 regulator-max-microvolt = <5000000>;
40 gpio = <&pio 3 19 GPIO_ACTIVE_ 40 gpio = <&pio 3 19 GPIO_ACTIVE_HIGH>; /* PD19 */
41 enable-active-high; 41 enable-active-high;
42 vin-supply = <®_vcc>; 42 vin-supply = <®_vcc>;
43 }; 43 };
44 44
45 /* 45 /*
46 * This regulator is PWM-controlled, b 46 * This regulator is PWM-controlled, but the PWM controller is not
47 * yet supported, so fix the regulator 47 * yet supported, so fix the regulator to its default voltage.
48 */ 48 */
49 reg_vdd_cpu: vdd-cpu { 49 reg_vdd_cpu: vdd-cpu {
50 compatible = "regulator-fixed" 50 compatible = "regulator-fixed";
51 regulator-name = "vdd-cpu"; 51 regulator-name = "vdd-cpu";
52 regulator-min-microvolt = <110 52 regulator-min-microvolt = <1100000>;
53 regulator-max-microvolt = <110 53 regulator-max-microvolt = <1100000>;
54 vin-supply = <®_vcc>; 54 vin-supply = <®_vcc>;
55 }; 55 };
56 }; 56 };
57 57
58 &cpu0 { 58 &cpu0 {
59 cpu-supply = <®_vdd_cpu>; 59 cpu-supply = <®_vdd_cpu>;
60 }; 60 };
61 61
62 &dcxo { 62 &dcxo {
63 clock-frequency = <24000000>; 63 clock-frequency = <24000000>;
64 }; 64 };
65 65
66 &ehci0 { 66 &ehci0 {
67 status = "okay"; 67 status = "okay";
68 }; 68 };
69 69
70 &emac { 70 &emac {
71 pinctrl-0 = <&rgmii_pe_pins>; 71 pinctrl-0 = <&rgmii_pe_pins>;
72 pinctrl-names = "default"; 72 pinctrl-names = "default";
73 phy-handle = <&ext_rgmii_phy>; 73 phy-handle = <&ext_rgmii_phy>;
74 phy-mode = "rgmii-id"; 74 phy-mode = "rgmii-id";
75 phy-supply = <®_vcc_3v3>; 75 phy-supply = <®_vcc_3v3>;
76 status = "okay"; 76 status = "okay";
77 }; 77 };
78 78
79 &mdio { 79 &mdio {
80 ext_rgmii_phy: ethernet-phy@1 { 80 ext_rgmii_phy: ethernet-phy@1 {
81 compatible = "ethernet-phy-iee 81 compatible = "ethernet-phy-ieee802.3-c22";
82 reg = <1>; 82 reg = <1>;
83 }; 83 };
84 }; 84 };
85 85
86 &mmc0 { 86 &mmc0 {
87 broken-cd; 87 broken-cd;
88 bus-width = <4>; 88 bus-width = <4>;
89 disable-wp; 89 disable-wp;
90 vmmc-supply = <®_vcc_3v3>; 90 vmmc-supply = <®_vcc_3v3>;
91 vqmmc-supply = <®_vcc_3v3>; 91 vqmmc-supply = <®_vcc_3v3>;
92 pinctrl-0 = <&mmc0_pins>; 92 pinctrl-0 = <&mmc0_pins>;
93 pinctrl-names = "default"; 93 pinctrl-names = "default";
94 status = "okay"; 94 status = "okay";
95 }; 95 };
96 96
97 &ohci0 { 97 &ohci0 {
98 status = "okay"; 98 status = "okay";
99 }; 99 };
100 100
101 &uart0 { 101 &uart0 {
102 pinctrl-0 = <&uart0_pb8_pins>; 102 pinctrl-0 = <&uart0_pb8_pins>;
103 pinctrl-names = "default"; 103 pinctrl-names = "default";
104 status = "okay"; 104 status = "okay";
105 }; 105 };
106 106
107 &usb_otg { 107 &usb_otg {
108 dr_mode = "otg"; 108 dr_mode = "otg";
109 status = "okay"; 109 status = "okay";
110 }; 110 };
111 111
112 &usbphy { 112 &usbphy {
113 usb0_id_det-gpios = <&pio 3 21 GPIO_AC 113 usb0_id_det-gpios = <&pio 3 21 GPIO_ACTIVE_HIGH>; /* PD21 */
114 usb0_vbus_det-gpios = <&pio 3 20 GPIO_ 114 usb0_vbus_det-gpios = <&pio 3 20 GPIO_ACTIVE_HIGH>; /* PD20 */
115 usb0_vbus-supply = <®_usbvbus>; 115 usb0_vbus-supply = <®_usbvbus>;
116 status = "okay"; 116 status = "okay";
117 }; 117 };
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