1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2018 BayLibre SAS. All rights reserved. 4 */ 5 6/dts-v1/; 7 8#include "meson-g12a.dtsi" 9#include <dt-bindings/gpio/meson-g12a-gpio.h> 10#include <dt-bindings/sound/meson-g12a-tohdmitx.h> 11 12/ { 13 compatible = "radxa,zero", "amlogic,g12a"; 14 model = "Radxa Zero"; 15 16 aliases { 17 serial0 = &uart_AO; 18 }; 19 20 chosen { 21 stdout-path = "serial0:115200n8"; 22 }; 23 24 memory@0 { 25 device_type = "memory"; 26 reg = <0x0 0x0 0x0 0x40000000>; 27 }; 28 29 cvbs-connector { 30 status = "disabled"; 31 compatible = "composite-video-connector"; 32 33 port { 34 cvbs_connector_in: endpoint { 35 remote-endpoint = <&cvbs_vdac_out>; 36 }; 37 }; 38 }; 39 40 hdmi-connector { 41 compatible = "hdmi-connector"; 42 type = "a"; 43 44 port { 45 hdmi_connector_in: endpoint { 46 remote-endpoint = <&hdmi_tx_tmds_out>; 47 }; 48 }; 49 }; 50 51 emmc_pwrseq: emmc-pwrseq { 52 compatible = "mmc-pwrseq-emmc"; 53 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>; 54 }; 55 56 sdio_pwrseq: sdio-pwrseq { 57 compatible = "mmc-pwrseq-simple"; 58 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>; 59 clocks = <&wifi32k>; 60 clock-names = "ext_clock"; 61 }; 62 63 ao_5v: regulator-ao_5v { 64 compatible = "regulator-fixed"; 65 regulator-name = "AO_5V"; 66 regulator-min-microvolt = <5000000>; 67 regulator-max-microvolt = <5000000>; 68 regulator-always-on; 69 }; 70 71 vcc_1v8: regulator-vcc_1v8 { 72 compatible = "regulator-fixed"; 73 regulator-name = "VCC_1V8"; 74 regulator-min-microvolt = <1800000>; 75 regulator-max-microvolt = <1800000>; 76 vin-supply = <&vcc_3v3>; 77 regulator-always-on; 78 }; 79 80 vcc_3v3: regulator-vcc_3v3 { 81 compatible = "regulator-fixed"; 82 regulator-name = "VCC_3V3"; 83 regulator-min-microvolt = <3300000>; 84 regulator-max-microvolt = <3300000>; 85 vin-supply = <&vddao_3v3>; 86 regulator-always-on; 87 }; 88 89 hdmi_pw: regulator-hdmi_pw { 90 compatible = "regulator-fixed"; 91 regulator-name = "HDMI_PW"; 92 regulator-min-microvolt = <5000000>; 93 regulator-max-microvolt = <5000000>; 94 vin-supply = <&ao_5v>; 95 regulator-always-on; 96 }; 97 98 vddao_1v8: regulator-vddao_1v8 { 99 compatible = "regulator-fixed"; 100 regulator-name = "VDDAO_1V8"; 101 regulator-min-microvolt = <1800000>; 102 regulator-max-microvolt = <1800000>; 103 vin-supply = <&vddao_3v3>; 104 regulator-always-on; 105 }; 106 107 vddao_3v3: regulator-vddao_3v3 { 108 compatible = "regulator-fixed"; 109 regulator-name = "VDDAO_3V3"; 110 regulator-min-microvolt = <3300000>; 111 regulator-max-microvolt = <3300000>; 112 vin-supply = <&ao_5v>; 113 regulator-always-on; 114 }; 115 116 vddcpu: regulator-vddcpu { 117 compatible = "pwm-regulator"; 118 119 regulator-name = "VDDCPU"; 120 regulator-min-microvolt = <721000>; 121 regulator-max-microvolt = <1022000>; 122 123 vin-supply = <&ao_5v>; 124 125 pwms = <&pwm_AO_cd 1 1250 0>; 126 pwm-dutycycle-range = <100 0>; 127 128 regulator-boot-on; 129 regulator-always-on; 130 }; 131 132 sound { 133 compatible = "amlogic,axg-sound-card"; 134 model = "RADXA-ZERO"; 135 audio-aux-devs = <&tdmout_b>; 136 audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1", 137 "TDMOUT_B IN 1", "FRDDR_B OUT 1", 138 "TDMOUT_B IN 2", "FRDDR_C OUT 1", 139 "TDM_B Playback", "TDMOUT_B OUT"; 140 141 assigned-clocks = <&clkc CLKID_MPLL2>, 142 <&clkc CLKID_MPLL0>, 143 <&clkc CLKID_MPLL1>; 144 assigned-clock-parents = <0>, <0>, <0>; 145 assigned-clock-rates = <294912000>, 146 <270950400>, 147 <393216000>; 148 status = "okay"; 149 150 dai-link-0 { 151 sound-dai = <&frddr_a>; 152 }; 153 154 dai-link-1 { 155 sound-dai = <&frddr_b>; 156 }; 157 158 dai-link-2 { 159 sound-dai = <&frddr_c>; 160 }; 161 162 /* 8ch hdmi interface */ 163 dai-link-3 { 164 sound-dai = <&tdmif_b>; 165 dai-format = "i2s"; 166 dai-tdm-slot-tx-mask-0 = <1 1>; 167 dai-tdm-slot-tx-mask-1 = <1 1>; 168 dai-tdm-slot-tx-mask-2 = <1 1>; 169 dai-tdm-slot-tx-mask-3 = <1 1>; 170 mclk-fs = <256>; 171 172 codec { 173 sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>; 174 }; 175 }; 176 177 dai-link-4 { 178 sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>; 179 180 codec { 181 sound-dai = <&hdmi_tx>; 182 }; 183 }; 184 }; 185 186 wifi32k: wifi32k { 187 compatible = "pwm-clock"; 188 #clock-cells = <0>; 189 clock-frequency = <32768>; 190 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ 191 }; 192}; 193 194&arb { 195 status = "okay"; 196}; 197 198&cec_AO { 199 pinctrl-0 = <&cec_ao_a_h_pins>; 200 pinctrl-names = "default"; 201 status = "disabled"; 202 hdmi-phandle = <&hdmi_tx>; 203}; 204 205&cecb_AO { 206 pinctrl-0 = <&cec_ao_b_h_pins>; 207 pinctrl-names = "default"; 208 status = "okay"; 209 hdmi-phandle = <&hdmi_tx>; 210}; 211 212&clkc_audio { 213 status = "okay"; 214}; 215 216&cpu0 { 217 cpu-supply = <&vddcpu>; 218 operating-points-v2 = <&cpu_opp_table>; 219 clocks = <&clkc CLKID_CPU_CLK>; 220 clock-latency = <50000>; 221}; 222 223&cpu1 { 224 cpu-supply = <&vddcpu>; 225 operating-points-v2 = <&cpu_opp_table>; 226 clocks = <&clkc CLKID_CPU_CLK>; 227 clock-latency = <50000>; 228}; 229 230&cpu2 { 231 cpu-supply = <&vddcpu>; 232 operating-points-v2 = <&cpu_opp_table>; 233 clocks = <&clkc CLKID_CPU_CLK>; 234 clock-latency = <50000>; 235}; 236 237&cpu3 { 238 cpu-supply = <&vddcpu>; 239 operating-points-v2 = <&cpu_opp_table>; 240 clocks = <&clkc CLKID_CPU_CLK>; 241 clock-latency = <50000>; 242}; 243 244&cvbs_vdac_port { 245 cvbs_vdac_out: endpoint { 246 remote-endpoint = <&cvbs_connector_in>; 247 }; 248}; 249 250&frddr_a { 251 status = "okay"; 252}; 253 254&frddr_b { 255 status = "okay"; 256}; 257 258&frddr_c { 259 status = "okay"; 260}; 261 262&hdmi_tx { 263 status = "okay"; 264 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 265 pinctrl-names = "default"; 266 hdmi-supply = <&hdmi_pw>; 267}; 268 269&hdmi_tx_tmds_port { 270 hdmi_tx_tmds_out: endpoint { 271 remote-endpoint = <&hdmi_connector_in>; 272 }; 273}; 274 275&ir { 276 status = "disabled"; 277 pinctrl-0 = <&remote_input_ao_pins>; 278 pinctrl-names = "default"; 279}; 280 281&pwm_AO_cd { 282 pinctrl-0 = <&pwm_ao_d_e_pins>; 283 pinctrl-names = "default"; 284 clocks = <&xtal>; 285 clock-names = "clkin1"; 286 status = "okay"; 287}; 288 289&pwm_ef { 290 status = "okay"; 291 pinctrl-0 = <&pwm_e_pins>; 292 pinctrl-names = "default"; 293 clocks = <&xtal>; 294 clock-names = "clkin0"; 295}; 296 297&saradc { 298 status = "okay"; 299 vref-supply = <&vddao_1v8>; 300}; 301 302/* SDIO */ 303&sd_emmc_a { 304 status = "okay"; 305 pinctrl-0 = <&sdio_pins>; 306 pinctrl-1 = <&sdio_clk_gate_pins>; 307 pinctrl-names = "default", "clk-gate"; 308 #address-cells = <1>; 309 #size-cells = <0>; 310 311 bus-width = <4>; 312 cap-sd-highspeed; 313 sd-uhs-sdr50; 314 max-frequency = <100000000>; 315 316 non-removable; 317 disable-wp; 318 319 /* WiFi firmware requires power to be kept while in suspend */ 320 keep-power-in-suspend; 321 322 mmc-pwrseq = <&sdio_pwrseq>; 323 324 vmmc-supply = <&vddao_3v3>; 325 vqmmc-supply = <&vddao_1v8>; 326 327 brcmf: wifi@1 { 328 reg = <1>; 329 compatible = "brcm,bcm4329-fmac"; 330 }; 331}; 332 333/* SD card */ 334&sd_emmc_b { 335 status = "okay"; 336 pinctrl-0 = <&sdcard_c_pins>; 337 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 338 pinctrl-names = "default", "clk-gate"; 339 340 bus-width = <4>; 341 cap-sd-highspeed; 342 max-frequency = <100000000>; 343 disable-wp; 344 345 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 346 vmmc-supply = <&vddao_3v3>; 347 vqmmc-supply = <&vddao_3v3>; 348}; 349 350/* eMMC */ 351&sd_emmc_c { 352 status = "okay"; 353 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 354 pinctrl-1 = <&emmc_clk_gate_pins>; 355 pinctrl-names = "default", "clk-gate"; 356 357 bus-width = <8>; 358 cap-mmc-highspeed; 359 mmc-ddr-1_8v; 360 mmc-hs200-1_8v; 361 max-frequency = <200000000>; 362 disable-wp; 363 364 mmc-pwrseq = <&emmc_pwrseq>; 365 vmmc-supply = <&vcc_3v3>; 366 vqmmc-supply = <&vcc_1v8>; 367}; 368 369&tdmif_b { 370 status = "okay"; 371}; 372 373&tdmout_b { 374 status = "okay"; 375}; 376 377&tohdmitx { 378 status = "okay"; 379}; 380 381&uart_A { 382 status = "okay"; 383 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; 384 pinctrl-names = "default"; 385 uart-has-rtscts; 386 387 bluetooth { 388 compatible = "brcm,bcm43438-bt"; 389 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; 390 max-speed = <2000000>; 391 clocks = <&wifi32k>; 392 clock-names = "lpo"; 393 }; 394}; 395 396&uart_AO { 397 status = "okay"; 398 pinctrl-0 = <&uart_ao_a_pins>; 399 pinctrl-names = "default"; 400}; 401 402&usb { 403 status = "okay"; 404 dr_mode = "host"; 405}; 406