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