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 clocks = <&clkc CLKID_MPLL2>, 142 <&clkc CLKID_MPLL0>, 143 <&clkc CLKID_MPLL1>; 144 145 assigned-clocks = <&clkc CLKID_MPLL2>, 146 <&clkc CLKID_MPLL0>, 147 <&clkc CLKID_MPLL1>; 148 assigned-clock-parents = <0>, <0>, <0>; 149 assigned-clock-rates = <294912000>, 150 <270950400>, 151 <393216000>; 152 153 dai-link-0 { 154 sound-dai = <&frddr_a>; 155 }; 156 157 dai-link-1 { 158 sound-dai = <&frddr_b>; 159 }; 160 161 dai-link-2 { 162 sound-dai = <&frddr_c>; 163 }; 164 165 /* 8ch hdmi interface */ 166 dai-link-3 { 167 sound-dai = <&tdmif_b>; 168 dai-format = "i2s"; 169 dai-tdm-slot-tx-mask-0 = <1 1>; 170 dai-tdm-slot-tx-mask-1 = <1 1>; 171 dai-tdm-slot-tx-mask-2 = <1 1>; 172 dai-tdm-slot-tx-mask-3 = <1 1>; 173 mclk-fs = <256>; 174 175 codec { 176 sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>; 177 }; 178 }; 179 180 dai-link-4 { 181 sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>; 182 183 codec { 184 sound-dai = <&hdmi_tx>; 185 }; 186 }; 187 }; 188 189 wifi32k: wifi32k { 190 compatible = "pwm-clock"; 191 #clock-cells = <0>; 192 clock-frequency = <32768>; 193 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */ 194 }; 195}; 196 197&arb { 198 status = "okay"; 199}; 200 201&cec_AO { 202 pinctrl-0 = <&cec_ao_a_h_pins>; 203 pinctrl-names = "default"; 204 status = "disabled"; 205 hdmi-phandle = <&hdmi_tx>; 206}; 207 208&cecb_AO { 209 pinctrl-0 = <&cec_ao_b_h_pins>; 210 pinctrl-names = "default"; 211 status = "okay"; 212 hdmi-phandle = <&hdmi_tx>; 213}; 214 215&clkc_audio { 216 status = "okay"; 217}; 218 219&cpu0 { 220 cpu-supply = <&vddcpu>; 221 operating-points-v2 = <&cpu_opp_table>; 222 clocks = <&clkc CLKID_CPU_CLK>; 223 clock-latency = <50000>; 224}; 225 226&cpu1 { 227 cpu-supply = <&vddcpu>; 228 operating-points-v2 = <&cpu_opp_table>; 229 clocks = <&clkc CLKID_CPU_CLK>; 230 clock-latency = <50000>; 231}; 232 233&cpu2 { 234 cpu-supply = <&vddcpu>; 235 operating-points-v2 = <&cpu_opp_table>; 236 clocks = <&clkc CLKID_CPU_CLK>; 237 clock-latency = <50000>; 238}; 239 240&cpu3 { 241 cpu-supply = <&vddcpu>; 242 operating-points-v2 = <&cpu_opp_table>; 243 clocks = <&clkc CLKID_CPU_CLK>; 244 clock-latency = <50000>; 245}; 246 247&cvbs_vdac_port { 248 cvbs_vdac_out: endpoint { 249 remote-endpoint = <&cvbs_connector_in>; 250 }; 251}; 252 253&frddr_a { 254 status = "okay"; 255}; 256 257&frddr_b { 258 status = "okay"; 259}; 260 261&frddr_c { 262 status = "okay"; 263}; 264 265&hdmi_tx { 266 status = "okay"; 267 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>; 268 pinctrl-names = "default"; 269 hdmi-supply = <&hdmi_pw>; 270}; 271 272&hdmi_tx_tmds_port { 273 hdmi_tx_tmds_out: endpoint { 274 remote-endpoint = <&hdmi_connector_in>; 275 }; 276}; 277 278&ir { 279 status = "disabled"; 280 pinctrl-0 = <&remote_input_ao_pins>; 281 pinctrl-names = "default"; 282}; 283 284&pwm_AO_cd { 285 pinctrl-0 = <&pwm_ao_d_e_pins>; 286 pinctrl-names = "default"; 287 status = "okay"; 288}; 289 290&pwm_ef { 291 status = "okay"; 292 pinctrl-0 = <&pwm_e_pins>; 293 pinctrl-names = "default"; 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