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>; 148 149 dai-link-0 { 150 sound-dai = <&frddr_a>; 151 }; 152 153 dai-link-1 { 154 sound-dai = <&frddr_b>; 155 }; 156 157 dai-link-2 { 158 sound-dai = <&frddr_c>; 159 }; 160 161 /* 8ch hdmi interface */ 162 dai-link-3 { 163 sound-dai = <&tdmif_b>; 164 dai-format = "i2s"; 165 dai-tdm-slot-tx-mask-0 = <1 1>; 166 dai-tdm-slot-tx-mask-1 = <1 1>; 167 dai-tdm-slot-tx-mask-2 = <1 1>; 168 dai-tdm-slot-tx-mask-3 = <1 1>; 169 mclk-fs = <256>; 170 171 codec { 172 sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>; 173 }; 174 }; 175 176 dai-link-4 { 177 sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>; 178 179 codec { 180 sound-dai = <&hdmi_tx>; 181 }; 182 }; 183 }; 184 185 wifi32k: wifi32k { 186 compatible = "pwm-clock"; 187 #clock-cells = <0>; 188 clock-frequency = <32768>; 189 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ 190 }; 191}; 192 193&arb { 194 status = "okay"; 195}; 196 197&cec_AO { 198 pinctrl-0 = <&cec_ao_a_h_pins>; 199 pinctrl-names = "default"; 200 status = "disabled"; 201 hdmi-phandle = <&hdmi_tx>; 202}; 203 204&cecb_AO { 205 pinctrl-0 = <&cec_ao_b_h_pins>; 206 pinctrl-names = "default"; 207 status = "okay"; 208 hdmi-phandle = <&hdmi_tx>; 209}; 210 211&clkc_audio { 212 status = "okay"; 213}; 214 215&cpu0 { 216 cpu-supply = <&vddcpu>; 217 operating-points-v2 = <&cpu_opp_table>; 218 clocks = <&clkc CLKID_CPU_CLK>; 219 clock-latency = <50000>; 220}; 221 222&cpu1 { 223 cpu-supply = <&vddcpu>; 224 operating-points-v2 = <&cpu_opp_table>; 225 clocks = <&clkc CLKID_CPU_CLK>; 226 clock-latency = <50000>; 227}; 228 229&cpu2 { 230 cpu-supply = <&vddcpu>; 231 operating-points-v2 = <&cpu_opp_table>; 232 clocks = <&clkc CLKID_CPU_CLK>; 233 clock-latency = <50000>; 234}; 235 236&cpu3 { 237 cpu-supply = <&vddcpu>; 238 operating-points-v2 = <&cpu_opp_table>; 239 clocks = <&clkc CLKID_CPU_CLK>; 240 clock-latency = <50000>; 241}; 242 243&cvbs_vdac_port { 244 cvbs_vdac_out: endpoint { 245 remote-endpoint = <&cvbs_connector_in>; 246 }; 247}; 248 249&frddr_a { 250 status = "okay"; 251}; 252 253&frddr_b { 254 status = "okay"; 255}; 256 257&frddr_c { 258 status = "okay"; 259}; 260 261&hdmi_tx { 262 status = "okay"; 263 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 264 pinctrl-names = "default"; 265 hdmi-supply = <&hdmi_pw>; 266}; 267 268&hdmi_tx_tmds_port { 269 hdmi_tx_tmds_out: endpoint { 270 remote-endpoint = <&hdmi_connector_in>; 271 }; 272}; 273 274&ir { 275 status = "disabled"; 276 pinctrl-0 = <&remote_input_ao_pins>; 277 pinctrl-names = "default"; 278}; 279 280&pwm_AO_cd { 281 pinctrl-0 = <&pwm_ao_d_e_pins>; 282 pinctrl-names = "default"; 283 clocks = <&xtal>; 284 clock-names = "clkin1"; 285 status = "okay"; 286}; 287 288&pwm_ef { 289 status = "okay"; 290 pinctrl-0 = <&pwm_e_pins>; 291 pinctrl-names = "default"; 292 clocks = <&xtal>; 293 clock-names = "clkin0"; 294}; 295 296&saradc { 297 status = "okay"; 298 vref-supply = <&vddao_1v8>; 299}; 300 301/* SDIO */ 302&sd_emmc_a { 303 status = "okay"; 304 pinctrl-0 = <&sdio_pins>; 305 pinctrl-1 = <&sdio_clk_gate_pins>; 306 pinctrl-names = "default", "clk-gate"; 307 #address-cells = <1>; 308 #size-cells = <0>; 309 310 bus-width = <4>; 311 cap-sd-highspeed; 312 sd-uhs-sdr50; 313 max-frequency = <100000000>; 314 315 non-removable; 316 disable-wp; 317 318 /* WiFi firmware requires power to be kept while in suspend */ 319 keep-power-in-suspend; 320 321 mmc-pwrseq = <&sdio_pwrseq>; 322 323 vmmc-supply = <&vddao_3v3>; 324 vqmmc-supply = <&vddao_1v8>; 325 326 brcmf: wifi@1 { 327 reg = <1>; 328 compatible = "brcm,bcm4329-fmac"; 329 }; 330}; 331 332/* SD card */ 333&sd_emmc_b { 334 status = "okay"; 335 pinctrl-0 = <&sdcard_c_pins>; 336 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 337 pinctrl-names = "default", "clk-gate"; 338 339 bus-width = <4>; 340 cap-sd-highspeed; 341 max-frequency = <100000000>; 342 disable-wp; 343 344 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 345 vmmc-supply = <&vddao_3v3>; 346 vqmmc-supply = <&vddao_3v3>; 347}; 348 349/* eMMC */ 350&sd_emmc_c { 351 status = "okay"; 352 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 353 pinctrl-1 = <&emmc_clk_gate_pins>; 354 pinctrl-names = "default", "clk-gate"; 355 356 bus-width = <8>; 357 cap-mmc-highspeed; 358 mmc-ddr-1_8v; 359 mmc-hs200-1_8v; 360 max-frequency = <200000000>; 361 disable-wp; 362 363 mmc-pwrseq = <&emmc_pwrseq>; 364 vmmc-supply = <&vcc_3v3>; 365 vqmmc-supply = <&vcc_1v8>; 366}; 367 368&tdmif_b { 369 status = "okay"; 370}; 371 372&tdmout_b { 373 status = "okay"; 374}; 375 376&tohdmitx { 377 status = "okay"; 378}; 379 380&uart_A { 381 status = "okay"; 382 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; 383 pinctrl-names = "default"; 384 uart-has-rtscts; 385 386 bluetooth { 387 compatible = "brcm,bcm43438-bt"; 388 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; 389 max-speed = <2000000>; 390 clocks = <&wifi32k>; 391 clock-names = "lpo"; 392 }; 393}; 394 395&uart_AO { 396 status = "okay"; 397 pinctrl-0 = <&uart_ao_a_pins>; 398 pinctrl-names = "default"; 399}; 400 401&usb { 402 status = "okay"; 403}; 404