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}; 263 264&cpu1 { 265 cpu-supply = <&vddcpu_b>; 266 operating-points-v2 = <&cpu_opp_table_0>; 267 clocks = <&clkc CLKID_CPU_CLK>; 268}; 269 270&cpu100 { 271 cpu-supply = <&vddcpu_a>; 272 operating-points-v2 = <&cpub_opp_table_1>; 273 clocks = <&clkc CLKID_CPUB_CLK>; 274}; 275 276&cpu101 { 277 cpu-supply = <&vddcpu_a>; 278 operating-points-v2 = <&cpub_opp_table_1>; 279 clocks = <&clkc CLKID_CPUB_CLK>; 280}; 281 282&cpu102 { 283 cpu-supply = <&vddcpu_a>; 284 operating-points-v2 = <&cpub_opp_table_1>; 285 clocks = <&clkc CLKID_CPUB_CLK>; 286}; 287 288&cpu103 { 289 cpu-supply = <&vddcpu_a>; 290 operating-points-v2 = <&cpub_opp_table_1>; 291 clocks = <&clkc CLKID_CPUB_CLK>; 292}; 293 294&cpu_thermal { 295 trips { 296 cpu_active: cpu-active { 297 temperature = <70000>; /* millicelsius */ 298 hysteresis = <2000>; /* millicelsius */ 299 type = "active"; 300 }; 301 }; 302 303 cooling-maps { 304 map2 { 305 trip = <&cpu_active>; 306 cooling-device = <&fan0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; 307 }; 308 }; 309}; 310 311&frddr_a { 312 status = "okay"; 313}; 314 315&frddr_b { 316 status = "okay"; 317}; 318 319&frddr_c { 320 status = "okay"; 321}; 322 323&gpio { 324 gpio-line-names = 325 /* GPIOZ */ 326 "PIN_27", "PIN_28", "PIN_7", "PIN_11", "PIN_13", "PIN_15", "PIN_18", "PIN_40", 327 "", "", "", "", "", "", "", "", 328 /* GPIOH */ 329 "", "", "", "", "PIN_19", "PIN_21", "PIN_24", "PIN_23", 330 "", 331 /* BOOT */ 332 "", "", "", "", "", "", "", "", 333 "", "", "", "", "EMMC_PWRSEQ", "", "", "", 334 /* GPIOC */ 335 "", "", "", "", "", "", "SD_CD", "PIN_36", 336 /* GPIOA */ 337 "PIN_32", "PIN_12", "PIN_35", "", "", "PIN_38", "", "", 338 "", "", "", "", "LED_GREEN", "PIN_31", "PIN_3", "PIN_5", 339 /* GPIOX */ 340 "", "", "", "", "", "", "SDIO_PWRSEQ", "", 341 "", "", "", "", "", "", "", "", 342 "", "BT_SHUTDOWN", "", ""; 343}; 344 345&gpio_ao { 346 gpio-line-names = 347 /* GPIOAO */ 348 "PIN_8", "PIN_10", "", "BTN_POWER", "", "", "", "PIN_29", 349 "PIN_33", "PIN_37", "FAN", "", 350 /* GPIOE */ 351 "", "", ""; 352}; 353 354&hdmi_tx { 355 status = "okay"; 356 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 357 pinctrl-names = "default"; 358 hdmi-supply = <&ao_5v>; 359}; 360 361&hdmi_tx_tmds_port { 362 hdmi_tx_tmds_out: endpoint { 363 remote-endpoint = <&hdmi_connector_in>; 364 }; 365}; 366 367&ir { 368 status = "disabled"; 369 pinctrl-0 = <&remote_input_ao_pins>; 370 pinctrl-names = "default"; 371}; 372 373&pwm_ab { 374 pinctrl-0 = <&pwm_a_e_pins>; 375 pinctrl-names = "default"; 376 status = "okay"; 377}; 378 379&pwm_ef { 380 pinctrl-0 = <&pwm_e_pins>; 381 pinctrl-names = "default"; 382 status = "okay"; 383}; 384 385&pwm_AO_ab { 386 pinctrl-0 = <&pwm_ao_a_pins>; 387 pinctrl-names = "default"; 388 status = "okay"; 389}; 390 391&pwm_AO_cd { 392 pinctrl-0 = <&pwm_ao_d_e_pins>; 393 pinctrl-names = "default"; 394 status = "okay"; 395}; 396 397&saradc { 398 status = "okay"; 399 vref-supply = <&vddao_1v8>; 400}; 401 402/* SDIO */ 403&sd_emmc_a { 404 status = "okay"; 405 pinctrl-0 = <&sdio_pins>; 406 pinctrl-1 = <&sdio_clk_gate_pins>; 407 pinctrl-names = "default", "clk-gate"; 408 #address-cells = <1>; 409 #size-cells = <0>; 410 411 bus-width = <4>; 412 cap-sd-highspeed; 413 max-frequency = <100000000>; 414 415 non-removable; 416 disable-wp; 417 418 /* WiFi firmware requires power to be kept while in suspend */ 419 keep-power-in-suspend; 420 421 mmc-pwrseq = <&sdio_pwrseq>; 422 423 vmmc-supply = <&vddao_3v3>; 424 vqmmc-supply = <&vddao_1v8>; 425 426 brcmf: wifi@1 { 427 reg = <1>; 428 compatible = "brcm,bcm4329-fmac"; 429 }; 430}; 431 432/* SD card */ 433&sd_emmc_b { 434 status = "okay"; 435 pinctrl-0 = <&sdcard_c_pins>; 436 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 437 pinctrl-names = "default", "clk-gate"; 438 439 bus-width = <4>; 440 cap-sd-highspeed; 441 max-frequency = <50000000>; 442 disable-wp; 443 444 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 445 vmmc-supply = <&vddao_3v3>; 446 vqmmc-supply = <&vddao_3v3>; 447}; 448 449/* eMMC */ 450&sd_emmc_c { 451 status = "okay"; 452 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 453 pinctrl-1 = <&emmc_clk_gate_pins>; 454 pinctrl-names = "default", "clk-gate"; 455 456 bus-width = <8>; 457 cap-mmc-highspeed; 458 mmc-ddr-1_8v; 459 mmc-hs200-1_8v; 460 max-frequency = <200000000>; 461 disable-wp; 462 463 mmc-pwrseq = <&emmc_pwrseq>; 464 vmmc-supply = <&vcc_3v3>; 465 vqmmc-supply = <&vcc_1v8>; 466}; 467 468&tdmif_b { 469 status = "okay"; 470}; 471 472&tdmout_b { 473 status = "okay"; 474}; 475 476&tohdmitx { 477 status = "okay"; 478}; 479 480&uart_A { 481 status = "okay"; 482 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; 483 pinctrl-names = "default"; 484 uart-has-rtscts; 485 486 bluetooth { 487 compatible = "brcm,bcm43438-bt"; 488 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; 489 max-speed = <2000000>; 490 clocks = <&wifi32k>; 491 clock-names = "lpo"; 492 }; 493}; 494 495&uart_AO { 496 status = "okay"; 497 pinctrl-0 = <&uart_ao_a_pins>; 498 pinctrl-names = "default"; 499}; 500 501&usb { 502 status = "okay"; 503}; 504