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| 1 | +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| 2 | +/* |
| 3 | + * Copyright (C) 2024 Icenowy Zheng <uwu@icenowy.me> |
| 4 | + */ |
| 5 | + |
| 6 | +/dts-v1/; |
| 7 | +#include "sun8i-a33-vstar-core1.dtsi" |
| 8 | + |
| 9 | +#include <dt-bindings/gpio/gpio.h> |
| 10 | +#include <dt-bindings/input/input.h> |
| 11 | + |
| 12 | +/ { |
| 13 | + model = "Rervision A33-Vstar"; |
| 14 | + compatible = "rervision,a33-vstar", |
| 15 | + "rervision,a33-core1", |
| 16 | + "allwinner,sun8i-a33"; |
| 17 | + |
| 18 | + aliases { |
| 19 | + serial0 = &uart0; |
| 20 | + ethernet0 = &r8152; |
| 21 | + }; |
| 22 | + |
| 23 | + chosen { |
| 24 | + stdout-path = "serial0:115200n8"; |
| 25 | + }; |
| 26 | + |
| 27 | + reg_usb1_vbus: regulator-usb1-vbus { |
| 28 | + compatible = "regulator-fixed"; |
| 29 | + regulator-name = "usb1-vbus"; |
| 30 | + regulator-min-microvolt = <5000000>; |
| 31 | + regulator-max-microvolt = <5000000>; |
| 32 | + regulator-boot-on; |
| 33 | + enable-active-high; |
| 34 | + gpio = <&pio 1 2 GPIO_ACTIVE_HIGH>; /* PB2 */ |
| 35 | + }; |
| 36 | + |
| 37 | + wifi_pwrseq: pwrseq { |
| 38 | + compatible = "mmc-pwrseq-simple"; |
| 39 | + reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL6 */ |
| 40 | + clocks = <&rtc CLK_OSC32K_FANOUT>; |
| 41 | + clock-names = "ext_clock"; |
| 42 | + }; |
| 43 | +}; |
| 44 | + |
| 45 | +&ac_power_supply { |
| 46 | + status = "okay"; |
| 47 | +}; |
| 48 | + |
| 49 | +&codec { |
| 50 | + status = "okay"; |
| 51 | +}; |
| 52 | + |
| 53 | +&dai { |
| 54 | + status = "okay"; |
| 55 | +}; |
| 56 | + |
| 57 | +&ehci0 { |
| 58 | + #address-cells = <1>; |
| 59 | + #size-cells = <0>; |
| 60 | + status = "okay"; |
| 61 | + |
| 62 | + hub@1 { |
| 63 | + /* Onboard GL850G hub which needs no extra power sequence */ |
| 64 | + compatible = "usb5e3,608"; |
| 65 | + reg = <1>; |
| 66 | + #address-cells = <1>; |
| 67 | + #size-cells = <0>; |
| 68 | + |
| 69 | + r8152: ethernet@4 { |
| 70 | + /* |
| 71 | + * Onboard Realtek RTL8152 USB Ethernet, |
| 72 | + * with no MAC address programmed |
| 73 | + */ |
| 74 | + compatible = "usbbda,8152"; |
| 75 | + reg = <4>; |
| 76 | + }; |
| 77 | + }; |
| 78 | +}; |
| 79 | + |
| 80 | +&lradc { |
| 81 | + vref-supply = <®_aldo3>; |
| 82 | + status = "okay"; |
| 83 | + |
| 84 | + button-191 { |
| 85 | + label = "V+"; |
| 86 | + linux,code = <KEY_VOLUMEUP>; |
| 87 | + channel = <0>; |
| 88 | + voltage = <191011>; |
| 89 | + }; |
| 90 | + |
| 91 | + button-391 { |
| 92 | + label = "V-"; |
| 93 | + linux,code = <KEY_VOLUMEDOWN>; |
| 94 | + channel = <0>; |
| 95 | + voltage = <391304>; |
| 96 | + }; |
| 97 | + |
| 98 | + button-600 { |
| 99 | + label = "BACK"; |
| 100 | + linux,code = <KEY_BACK>; |
| 101 | + channel = <0>; |
| 102 | + voltage = <600000>; |
| 103 | + }; |
| 104 | +}; |
| 105 | + |
| 106 | +&mmc0 { |
| 107 | + vmmc-supply = <®_dcdc1>; |
| 108 | + bus-width = <4>; |
| 109 | + cd-gpios = <&pio 1 4 GPIO_ACTIVE_LOW>; /* PB4 */ |
| 110 | + status = "okay"; |
| 111 | +}; |
| 112 | + |
| 113 | +&mmc1 { |
| 114 | + pinctrl-names = "default"; |
| 115 | + pinctrl-0 = <&mmc1_pg_pins>; |
| 116 | + vmmc-supply = <®_dldo1>; |
| 117 | + mmc-pwrseq = <&wifi_pwrseq>; |
| 118 | + bus-width = <4>; |
| 119 | + non-removable; |
| 120 | + status = "okay"; |
| 121 | + |
| 122 | + brcmf: wifi@1 { |
| 123 | + reg = <1>; |
| 124 | + compatible = "brcm,bcm4329-fmac"; |
| 125 | + interrupt-parent = <&r_pio>; |
| 126 | + interrupts = <0 7 IRQ_TYPE_LEVEL_LOW>; /* PL7 */ |
| 127 | + interrupt-names = "host-wake"; |
| 128 | + }; |
| 129 | +}; |
| 130 | + |
| 131 | +/* |
| 132 | + * Our WiFi chip needs both DLDO1 and DLDO2 to be powered at the same |
| 133 | + * time, with the two being in sync. Since this is not really |
| 134 | + * supported right now, just use the two as always on, and we will fix |
| 135 | + * it later. |
| 136 | + */ |
| 137 | +®_dldo1 { |
| 138 | + regulator-always-on; |
| 139 | + regulator-min-microvolt = <3300000>; |
| 140 | + regulator-max-microvolt = <3300000>; |
| 141 | + regulator-name = "vcc-wifi0"; |
| 142 | +}; |
| 143 | + |
| 144 | +®_dldo2 { |
| 145 | + regulator-always-on; |
| 146 | + regulator-min-microvolt = <3300000>; |
| 147 | + regulator-max-microvolt = <3300000>; |
| 148 | + regulator-name = "vcc-wifi1"; |
| 149 | +}; |
| 150 | + |
| 151 | +®_drivevbus { |
| 152 | + regulator-name = "usb0-vbus"; |
| 153 | + status = "okay"; |
| 154 | +}; |
| 155 | + |
| 156 | +&sound { |
| 157 | + /* TODO: on-board microphone */ |
| 158 | + |
| 159 | + simple-audio-card,widgets = "Headphone", "Headphone Jack"; |
| 160 | + simple-audio-card,routing = |
| 161 | + "Left DAC", "DACL", |
| 162 | + "Right DAC", "DACR", |
| 163 | + "Headphone Jack", "HP"; |
| 164 | + status = "okay"; |
| 165 | +}; |
| 166 | + |
| 167 | +&uart0 { |
| 168 | + pinctrl-names = "default"; |
| 169 | + pinctrl-0 = <&uart0_pb_pins>; |
| 170 | + status = "okay"; |
| 171 | +}; |
| 172 | + |
| 173 | +&uart1 { |
| 174 | + pinctrl-names = "default"; |
| 175 | + pinctrl-0 = <&uart1_pg_pins>, <&uart1_cts_rts_pg_pins>; |
| 176 | + uart-has-rtscts; |
| 177 | + status = "okay"; |
| 178 | + |
| 179 | + bluetooth { |
| 180 | + compatible = "brcm,bcm43438-bt"; |
| 181 | + clocks = <&rtc CLK_OSC32K_FANOUT>; |
| 182 | + clock-names = "lpo"; |
| 183 | + vbat-supply = <®_dldo1>; |
| 184 | + device-wakeup-gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */ |
| 185 | + host-wakeup-gpios = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */ |
| 186 | + shutdown-gpios = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */ |
| 187 | + }; |
| 188 | +}; |
| 189 | + |
| 190 | +&usb_otg { |
| 191 | + dr_mode = "otg"; |
| 192 | + status = "okay"; |
| 193 | +}; |
| 194 | + |
| 195 | +&usb_power_supply { |
| 196 | + status = "okay"; |
| 197 | +}; |
| 198 | + |
| 199 | +&usbphy { |
| 200 | + usb0_id_det-gpios = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* PH8 */ |
| 201 | + usb0_vbus_power-supply = <&usb_power_supply>; |
| 202 | + usb0_vbus-supply = <®_drivevbus>; |
| 203 | + usb1_vbus-supply = <®_usb1_vbus>; |
| 204 | + status = "okay"; |
| 205 | +}; |
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