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}; 224 225&cpu1 { 226 cpu-supply = <&vddcpu>; 227 operating-points-v2 = <&cpu_opp_table>; 228 clocks = <&clkc CLKID_CPU_CLK>; 229}; 230 231&cpu2 { 232 cpu-supply = <&vddcpu>; 233 operating-points-v2 = <&cpu_opp_table>; 234 clocks = <&clkc CLKID_CPU_CLK>; 235}; 236 237&cpu3 { 238 cpu-supply = <&vddcpu>; 239 operating-points-v2 = <&cpu_opp_table>; 240 clocks = <&clkc CLKID_CPU_CLK>; 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 status = "okay"; 284}; 285 286&pwm_ef { 287 status = "okay"; 288 pinctrl-0 = <&pwm_e_pins>; 289 pinctrl-names = "default"; 290}; 291 292&saradc { 293 status = "okay"; 294 vref-supply = <&vddao_1v8>; 295}; 296 297/* SDIO */ 298&sd_emmc_a { 299 status = "okay"; 300 pinctrl-0 = <&sdio_pins>; 301 pinctrl-1 = <&sdio_clk_gate_pins>; 302 pinctrl-names = "default", "clk-gate"; 303 #address-cells = <1>; 304 #size-cells = <0>; 305 306 bus-width = <4>; 307 cap-sd-highspeed; 308 sd-uhs-sdr50; 309 max-frequency = <100000000>; 310 311 non-removable; 312 disable-wp; 313 314 /* WiFi firmware requires power to be kept while in suspend */ 315 keep-power-in-suspend; 316 317 mmc-pwrseq = <&sdio_pwrseq>; 318 319 vmmc-supply = <&vddao_3v3>; 320 vqmmc-supply = <&vddao_1v8>; 321 322 brcmf: wifi@1 { 323 reg = <1>; 324 compatible = "brcm,bcm4329-fmac"; 325 }; 326}; 327 328/* SD card */ 329&sd_emmc_b { 330 status = "okay"; 331 pinctrl-0 = <&sdcard_c_pins>; 332 pinctrl-1 = <&sdcard_clk_gate_c_pins>; 333 pinctrl-names = "default", "clk-gate"; 334 335 bus-width = <4>; 336 cap-sd-highspeed; 337 max-frequency = <100000000>; 338 disable-wp; 339 340 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>; 341 vmmc-supply = <&vddao_3v3>; 342 vqmmc-supply = <&vddao_3v3>; 343}; 344 345/* eMMC */ 346&sd_emmc_c { 347 status = "okay"; 348 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; 349 pinctrl-1 = <&emmc_clk_gate_pins>; 350 pinctrl-names = "default", "clk-gate"; 351 352 bus-width = <8>; 353 cap-mmc-highspeed; 354 mmc-ddr-1_8v; 355 mmc-hs200-1_8v; 356 max-frequency = <200000000>; 357 disable-wp; 358 359 mmc-pwrseq = <&emmc_pwrseq>; 360 vmmc-supply = <&vcc_3v3>; 361 vqmmc-supply = <&vcc_1v8>; 362}; 363 364&tdmif_b { 365 status = "okay"; 366}; 367 368&tdmout_b { 369 status = "okay"; 370}; 371 372&tohdmitx { 373 status = "okay"; 374}; 375 376&uart_A { 377 status = "okay"; 378 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>; 379 pinctrl-names = "default"; 380 uart-has-rtscts; 381 382 bluetooth { 383 compatible = "brcm,bcm43438-bt"; 384 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; 385 max-speed = <2000000>; 386 clocks = <&wifi32k>; 387 clock-names = "lpo"; 388 }; 389}; 390 391&uart_AO { 392 status = "okay"; 393 pinctrl-0 = <&uart_ao_a_pins>; 394 pinctrl-names = "default"; 395}; 396 397&usb { 398 status = "okay"; 399}; 400