1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2019 BayLibre, SAS 4 * Author: Neil Armstrong <narmstrong@baylibre.com> 5 * Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com> 6 * Copyright (c) 2022 Radxa Limited 7 * Author: Yuntian Zhang <yt@radxa.com> 8 */ 9 10/dts-v1/; 11 12#include "meson-g12b-a311d.dtsi" 13#include <dt-bindings/input/input.h> 14#include <dt-bindings/leds/common.h> 15#include <dt-bindings/gpio/meson-g12a-gpio.h> 16#include <dt-bindings/sound/meson-g12a-tohdmitx.h> 17 18/ { 19 compatible = "radxa,zero2", "amlogic,a311d", "amlogic,g12b"; 20 model = "Radxa Zero2"; 21 22 aliases { 23 serial0 = &uart_AO; 24 serial2 = &uart_A; 25 }; 26 27 chosen { 28 stdout-path = "serial0:115200n8"; 29 }; 30 31 memory@0 { 32 device_type = "memory"; 33 reg = <0x0 0x0 0x0 0x80000000>; 34 }; 35 36 fan0: pwm-fan { 37 compatible = "pwm-fan"; 38 #cooling-cells = <2>; 39 cooling-levels = <0 64 128 192 255>; 40 pwms = <&pwm_AO_ab 0 40000 0>; 41 }; 42 43 gpio-keys-polled { 44 compatible = "gpio-keys-polled"; 45 poll-interval = <100>; 46 power-button { 47 label = "power"; 48 linux,code = <KEY_POWER>; 49 gpios = <&gpio_ao GPIOAO_3 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; 50 }; 51 }; 52 53 leds { 54 compatible = "gpio-leds"; 55 56 led-green { 57 color = <LED_COLOR_ID_GREEN>; 58 function = LED_FUNCTION_STATUS; 59 gpios = <&gpio GPIOA_12 GPIO_ACTIVE_HIGH>; 60 linux,default-trigger = "heartbeat"; 61 }; 62 }; 63 64 hdmi-connector { 65 compatible = "hdmi-connector"; 66 type = "a"; 67 68 port { 69 hdmi_connector_in: endpoint { 70 remote-endpoint = <&hdmi_tx_tmds_out>; 71 }; 72 }; 73 }; 74 75 emmc_pwrseq: emmc-pwrseq { 76 compatible = "mmc-pwrseq-emmc"; 77 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; 78 }; 79 80 sdio_pwrseq: sdio-pwrseq { 81 compatible = "mmc-pwrseq-simple"; 82 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; 83 clocks = <&wifi32k>; 84 clock-names = "ext_clock"; 85 }; 86 87 ao_5v: regulator-ao-5v { 88 compatible = "regulator-fixed"; 89 regulator-name = "AO_5V"; 90 regulator-min-microvolt = <5000000>; 91 regulator-max-microvolt = <5000000>; 92 regulator-always-on; 93 }; 94 95 vcc_1v8: regulator-vcc-1v8 { 96 compatible = "regulator-fixed"; 97 regulator-name = "VCC_1V8"; 98 regulator-min-microvolt = <1800000>; 99 regulator-max-microvolt = <1800000>; 100 vin-supply = <&vcc_3v3>; 101 regulator-always-on; 102 }; 103 104 vcc_3v3: regulator-vcc-3v3 { 105 compatible = "regulator-fixed"; 106 regulator-name = "VCC_3V3"; 107 regulator-min-microvolt = <3300000>; 108 regulator-max-microvolt = <3300000>; 109 vin-supply = <&vddao_3v3>; 110 regulator-always-on; 111 /* FIXME: actually controlled by VDDCPU_B_EN */ 112 }; 113 114 vddao_1v8: regulator-vddao-1v8 { 115 compatible = "regulator-fixed"; 116 regulator-name = "VDDIO_AO1V8"; 117 regulator-min-microvolt = <1800000>; 118 regulator-max-microvolt = <1800000>; 119 vin-supply = <&vddao_3v3>; 120 regulator-always-on; 121 }; 122 123 vddao_3v3: regulator-vddao-3v3 { 124 compatible = "regulator-fixed"; 125 regulator-name = "VDDAO_3V3"; 126 regulator-min-microvolt = <3300000>; 127 regulator-max-microvolt = <3300000>; 128 vin-supply = <&ao_5v>; 129 regulator-always-on; 130 }; 131 132 vddcpu_a: regulator-vddcpu-a { 133 /* 134 * MP8756GD Regulator. 135 */ 136 compatible = "pwm-regulator"; 137 138 regulator-name = "VDDCPU_A"; 139 regulator-min-microvolt = <730000>; 140 regulator-max-microvolt = <1022000>; 141 142 pwm-supply = <&ao_5v>; 143 144 pwms = <&pwm_ab 0 1250 0>; 145 pwm-dutycycle-range = <100 0>; 146 147 regulator-boot-on; 148 regulator-always-on; 149 }; 150 151 vddcpu_b: regulator-vddcpu-b { 152 /* 153 * Silergy SY8120B1ABC Regulator. 154 */ 155 compatible = "pwm-regulator"; 156 157 regulator-name = "VDDCPU_B"; 158 regulator-min-microvolt = <730000>; 159 regulator-max-microvolt = <1022000>; 160 161 pwm-supply = <&ao_5v>; 162 163 pwms = <&pwm_AO_cd 1 1250 0>; 164 pwm-dutycycle-range = <100 0>; 165 166 regulator-boot-on; 167 regulator-always-on; 168 }; 169 170 sound { 171 compatible = "amlogic,axg-sound-card"; 172 model = "RADXA-ZERO2"; 173 audio-aux-devs = <&tdmout_b>; 174 audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1", 175 "TDMOUT_B IN 1", "FRDDR_B OUT 1", 176 "TDMOUT_B IN 2", "FRDDR_C OUT 1", 177 "TDM_B Playback", "TDMOUT_B OUT"; 178 179 clocks = <&clkc CLKID_MPLL2>, 180 <&clkc CLKID_MPLL0>, 181 <&clkc CLKID_MPLL1>; 182 183 assigned-clocks = <&clkc CLKID_MPLL2>, 184 <&clkc CLKID_MPLL0>, 185 <&clkc CLKID_MPLL1>; 186 assigned-clock-parents = <0>, <0>, <0>; 187 assigned-clock-rates = <294912000>, 188 <270950400>, 189 <393216000>; 190 191 dai-link-0 { 192 sound-dai = <&frddr_a>; 193 }; 194 195 dai-link-1 { 196 sound-dai = <&frddr_b>; 197 }; 198 199 dai-link-2 { 200 sound-dai = <&frddr_c>; 201 }; 202 203 /* 8ch hdmi interface */ 204 dai-link-3 { 205 sound-dai = <&tdmif_b>; 206 dai-format = "i2s"; 207 dai-tdm-slot-tx-mask-0 = <1 1>; 208 dai-tdm-slot-tx-mask-1 = <1 1>; 209 dai-tdm-slot-tx-mask-2 = <1 1>; 210 dai-tdm-slot-tx-mask-3 = <1 1>; 211 mclk-fs = <256>; 212 213 codec { 214 sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>; 215 }; 216 }; 217 218 /* hdmi glue */ 219 dai-link-4 { 220 sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>; 221 222 codec { 223 sound-dai = <&hdmi_tx>; 224 }; 225 }; 226 }; 227 228 wifi32k: clock-0 { 229 compatible = "pwm-clock"; 230 #clock-cells = <0>; 231 clock-frequency = <32768>; 232 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ 233 }; 234}; 235 236&arb { 237 status = "okay"; 238}; 239 240&cec_AO { 241 pinctrl-0 = <&cec_ao_a_h_pins>; 242 pinctrl-names = "default"; 243 status = "disabled"; 244 hdmi-phandle = <&hdmi_tx>; 245}; 246 247&cecb_AO { 248 pinctrl-0 = <&cec_ao_b_h_pins>; 249 pinctrl-names = "default"; 250 status = "okay"; 251 hdmi-phandle = <&hdmi_tx>; 252}; 253 254&clkc_audio { 255 status = "okay"; 256}; 257 258&cpu0 { 259 cpu-supply = <&vddcpu_b>; 260 operating-points-v2 = <&cpu_opp_table_0>; 261 clocks = <&clkc CLKID_CPU_CLK>; 262 clock-latency = <50000>; 263}; 264 265&cpu1 { 266 cpu-supply = <&vddcpu_b>; 267 operating-points-v2 = <&cpu_opp_table_0>; 268 clocks = <&clkc CLKID_CPU_CLK>; 269 clock-latency = <50000>; 270}; 271 272&cpu100 { 273 cpu-supply = <&vddcpu_a>; 274 operating-points-v2 = <&cpub_opp_table_1>; 275 clocks = <&clkc CLKID_CPUB_CLK>; 276 clock-latency = <50000>; 277}; 278 279&cpu101 { 280 cpu-supply = <&vddcpu_a>; 281 operating-points-v2 = <&cpub_opp_table_1>; 282 clocks = <&clkc CLKID_CPUB_CLK>; 283 clock-latency = <50000>; 284}; 285 286&cpu102 { 287 cpu-supply = <&vddcpu_a>; 288 operating-points-v2 = <&cpub_opp_table_1>; 289 clocks = <&clkc CLKID_CPUB_CLK>; 290 clock-latency = <50000>; 291}; 292 293&cpu103 { 294 cpu-supply = <&vddcpu_a>; 295 operating-points-v2 = <&cpub_opp_table_1>; 296 clocks = <&clkc CLKID_CPUB_CLK>; 297 clock-latency = <50000>; 298}; 299 300&cpu_thermal { 301 trips { 302 cpu_active: cpu-active { 303 temperature = <70000>; /* millicelsius */ 304 hysteresis = <2000>; /* millicelsius */ 305 type = "active"; 306 }; 307 }; 308 309 cooling-maps { 310 map2 { 311 trip = <&cpu_active>; 312 cooling-device = <&fan0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; 313 }; 314 }; 315}; 316 317&frddr_a { 318 status = "okay"; 319}; 320 321&frddr_b { 322 status = "okay"; 323}; 324 325&frddr_c { 326 status = "okay"; 327}; 328 329&gpio { 330 gpio-line-names = 331 /* GPIOZ */ 332 "PIN_27", "PIN_28", "PIN_7", "PIN_11", "PIN_13", "PIN_15", "PIN_18", "PIN_40", 333 "", "", "", "", "", "", "", "", 334 /* GPIOH */ 335 "", "", "", "", "PIN_19", "PIN_21", "PIN_24", "PIN_23", 336 "", 337 /* BOOT */ 338 "", "", "", "", "", "", "", "", 339 "", "", "", "", "EMMC_PWRSEQ", "", "", "", 340 /* GPIOC */ 341 "", "", "", "", "", "", "SD_CD", "PIN_36", 342 /* GPIOA */ 343 "PIN_32", "PIN_12", "PIN_35", "", "", "PIN_38", "", "", 344 "", "", "", "", "LED_GREEN", "PIN_31", "PIN_3", "PIN_5", 345 /* GPIOX */ 346 "", "", "", "", "", "", "SDIO_PWRSEQ", "", 347 "", "", "", "", "", "", "", "", 348 "", "BT_SHUTDOWN", "", ""; 349}; 350 351&gpio_ao { 352 gpio-line-names = 353 /* GPIOAO */ 354 "PIN_8", "PIN_10", "", "BTN_POWER", "", "", "", "PIN_29", 355 "PIN_33", "PIN_37", "FAN", "", 356 /* GPIOE */ 357 "", "", ""; 358}; 359 360&hdmi_tx { 361 status = "okay"; 362 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 363 pinctrl-names = "default"; 364 hdmi-supply = <&ao_5v>; 365}; 366 367&hdmi_tx_tmds_port { 368 hdmi_tx_tmds_out: endpoint { 369 remote-endpoint = <&hdmi_connector_in>; 370 }; 371}; 372 373&ir { 374 status = "disabled"; 375 pinctrl-0 = <&remote_input_ao_pins>; 376 pinctrl-names = "default"; 377}; 378 379&pwm_ab { 380 pinctrl-0 = <&pwm_a_e_pins>; 381 pinctrl-names = "default"; 382 clocks = <&xtal>; 383 clock-names = "clkin0"; 384 status = "okay"; 385}; 386 387&pwm_ef { 388 pinctrl-0 = <&pwm_e_pins>; 389 pinctrl-names = "default"; 390 clocks = <&xtal>; 391 clock-names = "clkin0"; 392 status = "okay"; 393}; 394 395&pwm_AO_ab { 396 pinctrl-0 = <&pwm_ao_a_pins>; 397 pinctrl-names = "default"; 398 clocks = <&xtal>; 399 clock-names = "clkin0"; 400 status = "okay"; 401}; 402 403&pwm_AO_cd { 404 pinctrl-0 = <&pwm_ao_d_e_pins>; 405 pinctrl-names = "default"; 406 clocks = <&xtal>; 407 clock-names = "clkin1"; 408 status = "okay"; 409}; 410 411&saradc { 412 status = "okay"; 413 vref-supply = <&vddao_1v8>; 414}; 415 416/* SDIO */ 417&sd_emmc_a { 418 status = "okay"; 419 pinctrl-0 = <&sdio_pins>; 420 pinctrl-1 = <&sdio_clk_gate_pins>; 421 pinctrl-names = "default", "clk-gate"; 422 #address-cells = <1>; 423 #size-cells = <0>; 424 425 bus-width = <4>; 426 cap-sd-highspeed; 427 max-frequency = <100000000>; 428 429 non-removable; 430 disable-wp; 431 432 /* WiFi firmware requires power to be kept while in suspend */ 433 keep-power-in-suspend; 434 435 mmc-pwrseq = <&sdio_pwrseq>; 436 437 vmmc-supply = <&vddao_3v3>; 438 vqmmc-supply = <&vddao_1v8>; 439 440 brcmf: wifi@1 { 441 reg = <1>; 442 compatible = "brcm,bcm4329-fmac"; 443 }; 444}; 445 446/* SD card */ 447&sd_emmc_b { 448 status = "okay"; 449 pinctrl-0 = <&sdcard_c_pins>; 450 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 451 pinctrl-names = "default", "clk-gate"; 452 453 bus-width = <4>; 454 cap-sd-highspeed; 455 max-frequency = <50000000>; 456 disable-wp; 457 458 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 459 vmmc-supply = <&vddao_3v3>; 460 vqmmc-supply = <&vddao_3v3>; 461}; 462 463/* eMMC */ 464&sd_emmc_c { 465 status = "okay"; 466 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 467 pinctrl-1 = <&emmc_clk_gate_pins>; 468 pinctrl-names = "default", "clk-gate"; 469 470 bus-width = <8>; 471 cap-mmc-highspeed; 472 mmc-ddr-1_8v; 473 mmc-hs200-1_8v; 474 max-frequency = <200000000>; 475 disable-wp; 476 477 mmc-pwrseq = <&emmc_pwrseq>; 478 vmmc-supply = <&vcc_3v3>; 479 vqmmc-supply = <&vcc_1v8>; 480}; 481 482&tdmif_b { 483 status = "okay"; 484}; 485 486&tdmout_b { 487 status = "okay"; 488}; 489 490&tohdmitx { 491 status = "okay"; 492}; 493 494&uart_A { 495 status = "okay"; 496 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; 497 pinctrl-names = "default"; 498 uart-has-rtscts; 499 500 bluetooth { 501 compatible = "brcm,bcm43438-bt"; 502 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; 503 max-speed = <2000000>; 504 clocks = <&wifi32k>; 505 clock-names = "lpo"; 506 }; 507}; 508 509&uart_AO { 510 status = "okay"; 511 pinctrl-0 = <&uart_ao_a_pins>; 512 pinctrl-names = "default"; 513}; 514 515&usb { 516 status = "okay"; 517}; 518