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| 1 | +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | +/* |
| 3 | + * Copyright (C) 2024 Ryan Walklin <ryan@testtoast.com>. |
| 4 | + */ |
| 5 | + |
| 6 | +/dts-v1/; |
| 7 | + |
| 8 | +#include "sun50i-h616.dtsi" |
| 9 | + |
| 10 | +#include <dt-bindings/gpio/gpio.h> |
| 11 | +#include <dt-bindings/input/linux-event-codes.h> |
| 12 | +#include <dt-bindings/interrupt-controller/arm-gic.h> |
| 13 | +#include <dt-bindings/leds/common.h> |
| 14 | + |
| 15 | +/ { |
| 16 | + model = "Anbernic RG35XX 2024"; |
| 17 | + chassis-type = "handset"; |
| 18 | + compatible = "anbernic,rg35xx-2024", "allwinner,sun50i-h700"; |
| 19 | + |
| 20 | + aliases { |
| 21 | + serial0 = &uart0; |
| 22 | + }; |
| 23 | + |
| 24 | + chosen { |
| 25 | + stdout-path = "serial0:115200n8"; |
| 26 | + }; |
| 27 | + |
| 28 | + gpio_keys_gamepad: gpio-keys-gamepad { |
| 29 | + compatible = "gpio-keys"; |
| 30 | + |
| 31 | + button-a { |
| 32 | + label = "Action-Pad A"; |
| 33 | + gpios = <&pio 0 0 GPIO_ACTIVE_LOW>; /* PA0 */ |
| 34 | + linux,input-type = <EV_KEY>; |
| 35 | + linux,code = <BTN_EAST>; |
| 36 | + }; |
| 37 | + |
| 38 | + button-b { |
| 39 | + label = "Action-Pad B"; |
| 40 | + gpios = <&pio 0 1 GPIO_ACTIVE_LOW>; /* PA1 */ |
| 41 | + linux,input-type = <EV_KEY>; |
| 42 | + linux,code = <BTN_SOUTH>; |
| 43 | + }; |
| 44 | + |
| 45 | + button-down { |
| 46 | + label = "D-Pad Down"; |
| 47 | + gpios = <&pio 4 0 GPIO_ACTIVE_LOW>; /* PE0 */ |
| 48 | + linux,input-type = <EV_KEY>; |
| 49 | + linux,code = <BTN_DPAD_DOWN>; |
| 50 | + }; |
| 51 | + |
| 52 | + button-l1 { |
| 53 | + label = "Key L1"; |
| 54 | + gpios = <&pio 0 10 GPIO_ACTIVE_LOW>; /* PA10 */ |
| 55 | + linux,input-type = <EV_KEY>; |
| 56 | + linux,code = <BTN_TL>; |
| 57 | + }; |
| 58 | + |
| 59 | + button-l2 { |
| 60 | + label = "Key L2"; |
| 61 | + gpios = <&pio 0 11 GPIO_ACTIVE_LOW>; /* PA11 */ |
| 62 | + linux,input-type = <EV_KEY>; |
| 63 | + linux,code = <BTN_TL2>; |
| 64 | + }; |
| 65 | + |
| 66 | + button-left { |
| 67 | + label = "D-Pad left"; |
| 68 | + gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */ |
| 69 | + linux,input-type = <EV_KEY>; |
| 70 | + linux,code = <BTN_DPAD_LEFT>; |
| 71 | + }; |
| 72 | + |
| 73 | + button-menu { |
| 74 | + label = "Key Menu"; |
| 75 | + gpios = <&pio 4 3 GPIO_ACTIVE_LOW>; /* PE3 */ |
| 76 | + linux,input-type = <EV_KEY>; |
| 77 | + linux,code = <BTN_MODE>; |
| 78 | + }; |
| 79 | + |
| 80 | + button-r1 { |
| 81 | + label = "Key R1"; |
| 82 | + gpios = <&pio 0 12 GPIO_ACTIVE_LOW>; /* PA12 */ |
| 83 | + linux,input-type = <EV_KEY>; |
| 84 | + linux,code = <BTN_TR>; |
| 85 | + }; |
| 86 | + |
| 87 | + button-r2 { |
| 88 | + label = "Key R2"; |
| 89 | + gpios = <&pio 0 7 GPIO_ACTIVE_LOW>; /* PA7 */ |
| 90 | + linux,input-type = <EV_KEY>; |
| 91 | + linux,code = <BTN_TR2>; |
| 92 | + }; |
| 93 | + |
| 94 | + button-right { |
| 95 | + label = "D-Pad Right"; |
| 96 | + gpios = <&pio 0 9 GPIO_ACTIVE_LOW>; /* PA9 */ |
| 97 | + linux,input-type = <EV_KEY>; |
| 98 | + linux,code = <BTN_DPAD_RIGHT>; |
| 99 | + }; |
| 100 | + |
| 101 | + button-select { |
| 102 | + label = "Key Select"; |
| 103 | + gpios = <&pio 0 5 GPIO_ACTIVE_LOW>; /* PA5 */ |
| 104 | + linux,input-type = <EV_KEY>; |
| 105 | + linux,code = <BTN_SELECT>; |
| 106 | + }; |
| 107 | + button-start { |
| 108 | + label = "Key Start"; |
| 109 | + gpios = <&pio 0 4 GPIO_ACTIVE_LOW>; /* PA4 */ |
| 110 | + linux,input-type = <EV_KEY>; |
| 111 | + linux,code = <BTN_START>; |
| 112 | + }; |
| 113 | + |
| 114 | + button-up { |
| 115 | + label = "D-Pad Up"; |
| 116 | + gpios = <&pio 0 6 GPIO_ACTIVE_LOW>; /* PA6 */ |
| 117 | + linux,input-type = <EV_KEY>; |
| 118 | + linux,code = <BTN_DPAD_UP>; |
| 119 | + }; |
| 120 | + |
| 121 | + button-x { |
| 122 | + label = "Action-Pad X"; |
| 123 | + gpios = <&pio 0 3 GPIO_ACTIVE_LOW>; /* PA3 */ |
| 124 | + linux,input-type = <EV_KEY>; |
| 125 | + linux,code = <BTN_NORTH>; |
| 126 | + }; |
| 127 | + |
| 128 | + button-y { |
| 129 | + label = "Action Pad Y"; |
| 130 | + gpios = <&pio 0 2 GPIO_ACTIVE_LOW>; /* PA2 */ |
| 131 | + linux,input-type = <EV_KEY>; |
| 132 | + linux,code = <BTN_WEST>; |
| 133 | + }; |
| 134 | + }; |
| 135 | + |
| 136 | + gpio-keys-volume { |
| 137 | + compatible = "gpio-keys"; |
| 138 | + autorepeat; |
| 139 | + |
| 140 | + button-vol-up { |
| 141 | + label = "Key Volume Up"; |
| 142 | + gpios = <&pio 4 1 GPIO_ACTIVE_LOW>; /* PE1 */ |
| 143 | + linux,input-type = <EV_KEY>; |
| 144 | + linux,code = <KEY_VOLUMEUP>; |
| 145 | + }; |
| 146 | + |
| 147 | + button-vol-down { |
| 148 | + label = "Key Volume Down"; |
| 149 | + gpios = <&pio 4 2 GPIO_ACTIVE_LOW>; /* PE2 */ |
| 150 | + linux,input-type = <EV_KEY>; |
| 151 | + linux,code = <KEY_VOLUMEDOWN>; |
| 152 | + }; |
| 153 | + }; |
| 154 | + |
| 155 | + leds { |
| 156 | + compatible = "gpio-leds"; |
| 157 | + |
| 158 | + led-0 { |
| 159 | + function = LED_FUNCTION_POWER; |
| 160 | + color = <LED_COLOR_ID_GREEN>; |
| 161 | + gpios = <&pio 8 12 GPIO_ACTIVE_HIGH>; /* PI12 */ |
| 162 | + default-state = "on"; |
| 163 | + }; |
| 164 | + }; |
| 165 | + |
| 166 | + reg_vcc5v: regulator-vcc5v { /* USB-C power input */ |
| 167 | + compatible = "regulator-fixed"; |
| 168 | + regulator-name = "vcc-5v"; |
| 169 | + regulator-min-microvolt = <5000000>; |
| 170 | + regulator-max-microvolt = <5000000>; |
| 171 | + }; |
| 172 | +}; |
| 173 | + |
| 174 | +&cpu0 { |
| 175 | + cpu-supply = <®_dcdc1>; |
| 176 | +}; |
| 177 | + |
| 178 | +&ehci0 { |
| 179 | + status = "okay"; |
| 180 | +}; |
| 181 | + |
| 182 | +&mmc0 { |
| 183 | + vmmc-supply = <®_cldo3>; |
| 184 | + disable-wp; |
| 185 | + cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ |
| 186 | + bus-width = <4>; |
| 187 | + status = "okay"; |
| 188 | +}; |
| 189 | + |
| 190 | +&ohci0 { |
| 191 | + status = "okay"; |
| 192 | +}; |
| 193 | + |
| 194 | +&pio { |
| 195 | + vcc-pa-supply = <®_cldo3>; |
| 196 | + vcc-pc-supply = <®_cldo3>; |
| 197 | + vcc-pe-supply = <®_cldo3>; |
| 198 | + vcc-pf-supply = <®_cldo3>; |
| 199 | + vcc-pg-supply = <®_aldo4>; |
| 200 | + vcc-ph-supply = <®_cldo3>; |
| 201 | + vcc-pi-supply = <®_cldo3>; |
| 202 | +}; |
| 203 | + |
| 204 | +&r_rsb { |
| 205 | + status = "okay"; |
| 206 | + |
| 207 | + axp717: pmic@3a3 { |
| 208 | + compatible = "x-powers,axp717"; |
| 209 | + reg = <0x3a3>; |
| 210 | + interrupt-controller; |
| 211 | + #interrupt-cells = <1>; |
| 212 | + interrupt-parent = <&nmi_intc>; |
| 213 | + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; |
| 214 | + |
| 215 | + vin1-supply = <®_vcc5v>; |
| 216 | + vin2-supply = <®_vcc5v>; |
| 217 | + vin3-supply = <®_vcc5v>; |
| 218 | + vin4-supply = <®_vcc5v>; |
| 219 | + |
| 220 | + regulators { |
| 221 | + reg_dcdc1: dcdc1 { |
| 222 | + regulator-always-on; |
| 223 | + regulator-min-microvolt = <900000>; |
| 224 | + regulator-max-microvolt = <1100000>; |
| 225 | + regulator-name = "vdd-cpu"; |
| 226 | + }; |
| 227 | + |
| 228 | + reg_dcdc2: dcdc2 { |
| 229 | + regulator-always-on; |
| 230 | + regulator-min-microvolt = <940000>; |
| 231 | + regulator-max-microvolt = <940000>; |
| 232 | + regulator-name = "vdd-gpu-sys"; |
| 233 | + }; |
| 234 | + |
| 235 | + reg_dcdc3: dcdc3 { |
| 236 | + regulator-always-on; |
| 237 | + regulator-min-microvolt = <1100000>; |
| 238 | + regulator-max-microvolt = <1100000>; |
| 239 | + regulator-name = "vdd-dram"; |
| 240 | + }; |
| 241 | + |
| 242 | + reg_aldo1: aldo1 { |
| 243 | + /* 1.8v - unused */ |
| 244 | + }; |
| 245 | + |
| 246 | + reg_aldo2: aldo2 { |
| 247 | + /* 1.8v - unused */ |
| 248 | + }; |
| 249 | + |
| 250 | + reg_aldo3: aldo3 { |
| 251 | + /* 1.8v - unused */ |
| 252 | + }; |
| 253 | + |
| 254 | + reg_aldo4: aldo4 { |
| 255 | + regulator-min-microvolt = <1800000>; |
| 256 | + regulator-max-microvolt = <1800000>; |
| 257 | + regulator-name = "vcc-pg"; |
| 258 | + }; |
| 259 | + |
| 260 | + reg_bldo1: bldo1 { |
| 261 | + /* 1.8v - unused */ |
| 262 | + }; |
| 263 | + |
| 264 | + reg_bldo2: bldo2 { |
| 265 | + regulator-always-on; |
| 266 | + regulator-min-microvolt = <1800000>; |
| 267 | + regulator-max-microvolt = <1800000>; |
| 268 | + regulator-name = "vcc-pll"; |
| 269 | + }; |
| 270 | + |
| 271 | + reg_bldo3: bldo3 { |
| 272 | + /* 2.8v - unused */ |
| 273 | + }; |
| 274 | + |
| 275 | + reg_bldo4: bldo4 { |
| 276 | + /* 1.2v - unused */ |
| 277 | + }; |
| 278 | + |
| 279 | + reg_cldo1: cldo1 { |
| 280 | + /* 3.3v - audio codec - not yet implemented */ |
| 281 | + }; |
| 282 | + |
| 283 | + reg_cldo2: cldo2 { |
| 284 | + /* 3.3v - unused */ |
| 285 | + }; |
| 286 | + |
| 287 | + reg_cldo3: cldo3 { |
| 288 | + regulator-always-on; |
| 289 | + regulator-min-microvolt = <3300000>; |
| 290 | + regulator-max-microvolt = <3300000>; |
| 291 | + regulator-name = "vcc-io"; |
| 292 | + }; |
| 293 | + |
| 294 | + reg_cldo4: cldo4 { |
| 295 | + regulator-min-microvolt = <3300000>; |
| 296 | + regulator-max-microvolt = <3300000>; |
| 297 | + regulator-name = "vcc-wifi"; |
| 298 | + }; |
| 299 | + |
| 300 | + reg_boost: boost { |
| 301 | + regulator-min-microvolt = <5000000>; |
| 302 | + regulator-max-microvolt = <5200000>; |
| 303 | + regulator-name = "boost"; |
| 304 | + }; |
| 305 | + |
| 306 | + reg_cpusldo: cpusldo { |
| 307 | + /* unused */ |
| 308 | + }; |
| 309 | + }; |
| 310 | + }; |
| 311 | +}; |
| 312 | + |
| 313 | +&uart0 { |
| 314 | + pinctrl-names = "default"; |
| 315 | + pinctrl-0 = <&uart0_ph_pins>; |
| 316 | + status = "okay"; |
| 317 | +}; |
| 318 | + |
| 319 | +/* the AXP717 has USB type-C role switch functionality, not yet described by the binding */ |
| 320 | +&usbotg { |
| 321 | + dr_mode = "peripheral"; /* USB type-C receptable */ |
| 322 | + status = "okay"; |
| 323 | +}; |
| 324 | + |
| 325 | +&usbphy { |
| 326 | + status = "okay"; |
| 327 | +}; |
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