1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Copyright (c) 2019 BayLibre SAS. 4 * Author: Jerome Brunet <jbrunet@baylibre.com> 5 */ 6 7/* Libretech Amlogic GX PC form factor - AKA: Tartiflette */ 8 9#include <dt-bindings/input/input.h> 10#include <dt-bindings/leds/common.h> 11#include <dt-bindings/sound/meson-aiu.h> 12 13/ { 14 adc-keys { 15 compatible = "adc-keys"; 16 io-channels = <&saradc 0>; 17 io-channel-names = "buttons"; 18 keyup-threshold-microvolt = <1800000>; 19 20 button-update { 21 label = "update"; 22 linux,code = <KEY_VENDOR>; 23 press-threshold-microvolt = <1300000>; 24 }; 25 }; 26 27 aliases { 28 serial0 = &uart_AO; 29 ethernet0 = ðmac; 30 spi0 = &spifc; 31 }; 32 33 dio2133: analog-amplifier { 34 compatible = "simple-audio-amplifier"; 35 sound-name-prefix = "AU2"; 36 VCC-supply = <&vcc5v>; 37 enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>; 38 }; 39 40 chosen { 41 stdout-path = "serial0:115200n8"; 42 }; 43 44 cvbs-connector { 45 compatible = "composite-video-connector"; 46 status = "disabled"; 47 48 port { 49 cvbs_connector_in: endpoint { 50 remote-endpoint = <&cvbs_vdac_out>; 51 }; 52 }; 53 }; 54 55 emmc_pwrseq: emmc-pwrseq { 56 compatible = "mmc-pwrseq-emmc"; 57 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; 58 }; 59 60 hdmi-connector { 61 compatible = "hdmi-connector"; 62 type = "a"; 63 64 port { 65 hdmi_connector_in: endpoint { 66 remote-endpoint = <&hdmi_tx_tmds_out>; 67 }; 68 }; 69 }; 70 71 gpio-keys-polled { 72 compatible = "gpio-keys-polled"; 73 poll-interval = <100>; 74 75 power-button { 76 label = "power"; 77 linux,code = <KEY_POWER>; 78 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>; 79 }; 80 }; 81 82 memory@0 { 83 device_type = "memory"; 84 reg = <0x0 0x0 0x0 0x80000000>; 85 }; 86 87 ao_5v: regulator-ao_5v { 88 compatible = "regulator-fixed"; 89 regulator-name = "AO_5V"; 90 regulator-min-microvolt = <5000000>; 91 regulator-max-microvolt = <5000000>; 92 vin-supply = <&dc_in>; 93 regulator-always-on; 94 }; 95 96 dc_in: regulator-dc_in { 97 compatible = "regulator-fixed"; 98 regulator-name = "DC_IN"; 99 regulator-min-microvolt = <5000000>; 100 regulator-max-microvolt = <5000000>; 101 regulator-always-on; 102 }; 103 104 leds { 105 compatible = "gpio-leds"; 106 107 led-green { 108 color = <LED_COLOR_ID_GREEN>; 109 function = LED_FUNCTION_DISK_ACTIVITY; 110 gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>; 111 linux,default-trigger = "disk-activity"; 112 }; 113 114 led-blue { 115 color = <LED_COLOR_ID_BLUE>; 116 function = LED_FUNCTION_STATUS; 117 gpios = <&gpio GPIODV_28 GPIO_ACTIVE_HIGH>; 118 linux,default-trigger = "heartbeat"; 119 panic-indicator; 120 }; 121 }; 122 123 vcc_card: regulator-vcc_card { 124 compatible = "regulator-fixed"; 125 regulator-name = "VCC_CARD"; 126 regulator-min-microvolt = <3300000>; 127 regulator-max-microvolt = <3300000>; 128 vin-supply = <&vddio_ao3v3>; 129 130 gpio = <&gpio GPIODV_4 GPIO_ACTIVE_HIGH>; 131 enable-active-high; 132 }; 133 134 vcc5v: regulator-vcc5v { 135 compatible = "regulator-fixed"; 136 regulator-name = "VCC5V"; 137 regulator-min-microvolt = <5000000>; 138 regulator-max-microvolt = <5000000>; 139 vin-supply = <&ao_5v>; 140 141 gpio = <&gpio GPIOH_3 GPIO_OPEN_DRAIN>; 142 }; 143 144 vddio_ao18: regulator-vddio_ao18 { 145 compatible = "regulator-fixed"; 146 regulator-name = "VDDIO_AO18"; 147 regulator-min-microvolt = <1800000>; 148 regulator-max-microvolt = <1800000>; 149 vin-supply = <&ao_5v>; 150 regulator-always-on; 151 }; 152 153 vddio_ao3v3: regulator-vddio_ao3v3 { 154 compatible = "regulator-fixed"; 155 regulator-name = "VDDIO_AO3V3"; 156 regulator-min-microvolt = <3300000>; 157 regulator-max-microvolt = <3300000>; 158 vin-supply = <&ao_5v>; 159 regulator-always-on; 160 }; 161 162 vddio_boot: regulator-vddio_boot { 163 compatible = "regulator-fixed"; 164 regulator-name = "VDDIO_BOOT"; 165 regulator-min-microvolt = <1800000>; 166 regulator-max-microvolt = <1800000>; 167 vin-supply = <&vddio_ao3v3>; 168 regulator-always-on; 169 }; 170 171 vddio_card: regulator-vddio-card { 172 compatible = "regulator-gpio"; 173 regulator-name = "VDDIO_CARD"; 174 regulator-min-microvolt = <1800000>; 175 regulator-max-microvolt = <3300000>; 176 177 gpios = <&gpio GPIODV_5 GPIO_ACTIVE_HIGH>; 178 gpios-states = <0>; 179 180 states = <3300000 0>, 181 <1800000 1>; 182 183 regulator-settling-time-up-us = <200>; 184 regulator-settling-time-down-us = <50000>; 185 }; 186 187 sound { 188 compatible = "amlogic,gx-sound-card"; 189 model = "LIBRETECH-PC"; 190 audio-aux-devs = <&dio2133>; 191 audio-widgets = "Speaker", "7J4-14 LEFT", 192 "Speaker", "7J4-11 RIGHT"; 193 audio-routing = "AU2 INL", "ACODEC LOLN", 194 "AU2 INR", "ACODEC LORN", 195 "7J4-14 LEFT", "AU2 OUTL", 196 "7J4-11 RIGHT", "AU2 OUTR"; 197 assigned-clocks = <&clkc CLKID_MPLL0>, 198 <&clkc CLKID_MPLL1>, 199 <&clkc CLKID_MPLL2>; 200 assigned-clock-parents = <0>, <0>, <0>; 201 assigned-clock-rates = <294912000>, 202 <270950400>, 203 <393216000>; 204 205 dai-link-0 { 206 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>; 207 }; 208 209 dai-link-1 { 210 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>; 211 dai-format = "i2s"; 212 mclk-fs = <256>; 213 214 codec-0 { 215 sound-dai = <&aiu AIU_HDMI CTRL_I2S>; 216 }; 217 218 codec-1 { 219 sound-dai = <&aiu AIU_ACODEC CTRL_I2S>; 220 }; 221 }; 222 223 dai-link-2 { 224 sound-dai = <&aiu AIU_HDMI CTRL_OUT>; 225 226 codec-0 { 227 sound-dai = <&hdmi_tx>; 228 }; 229 }; 230 231 dai-link-3 { 232 sound-dai = <&aiu AIU_ACODEC CTRL_OUT>; 233 234 codec-0 { 235 sound-dai = <&acodec>; 236 }; 237 }; 238 }; 239}; 240 241&acodec { 242 AVDD-supply = <&vddio_ao18>; 243 status = "okay"; 244}; 245 246&aiu { 247 status = "okay"; 248}; 249 250&cec_AO { 251 pinctrl-0 = <&ao_cec_pins>; 252 pinctrl-names = "default"; 253 hdmi-phandle = <&hdmi_tx>; 254 status = "okay"; 255}; 256 257&cvbs_vdac_port { 258 cvbs_vdac_out: endpoint { 259 remote-endpoint = <&cvbs_connector_in>; 260 }; 261}; 262 263ðmac { 264 pinctrl-0 = <ð_pins>, <ð_phy_irq_pins>; 265 pinctrl-names = "default"; 266 phy-handle = <&external_phy>; 267 amlogic,tx-delay-ns = <2>; 268 phy-mode = "rgmii"; 269 status = "okay"; 270}; 271 272&external_mdio { 273 external_phy: ethernet-phy@0 { 274 reg = <0>; 275 max-speed = <1000>; 276 reset-assert-us = <10000>; 277 reset-deassert-us = <30000>; 278 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>; 279 interrupt-parent = <&gpio_intc>; 280 interrupts = <25 IRQ_TYPE_LEVEL_LOW>; 281 }; 282}; 283 284&pinctrl_periphs { 285 /* 286 * Make sure the reset pin of the usb HUB is driven high to take 287 * it out of reset. 288 */ 289 usb1_rst_pins: usb1_rst_irq { 290 mux { 291 groups = "GPIODV_3"; 292 function = "gpio_periphs"; 293 bias-disable; 294 output-high; 295 }; 296 }; 297 298 /* Make sure the phy irq pin is properly configured as input */ 299 eth_phy_irq_pins: eth_phy_irq { 300 mux { 301 groups = "GPIOZ_15"; 302 function = "gpio_periphs"; 303 bias-disable; 304 output-disable; 305 }; 306 }; 307}; 308 309&hdmi_tx { 310 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; 311 pinctrl-names = "default"; 312 hdmi-supply = <&vcc5v>; 313 status = "okay"; 314}; 315 316&hdmi_tx_tmds_port { 317 hdmi_tx_tmds_out: endpoint { 318 remote-endpoint = <&hdmi_connector_in>; 319 }; 320}; 321 322&ir { 323 pinctrl-0 = <&remote_input_ao_pins>; 324 pinctrl-names = "default"; 325 status = "okay"; 326}; 327 328&i2c_C { 329 pinctrl-0 = <&i2c_c_dv18_pins>; 330 pinctrl-names = "default"; 331 status = "okay"; 332 333 rtc: rtc@51 { 334 reg = <0x51>; 335 compatible = "nxp,pcf8563"; 336 #clock-cells = <0>; 337 clock-output-names = "rtc_clkout"; 338 }; 339}; 340 341&pwm_AO_ab { 342 pinctrl-0 = <&pwm_ao_a_3_pins>; 343 pinctrl-names = "default"; 344 clocks = <&clkc CLKID_FCLK_DIV4>; 345 clock-names = "clkin0"; 346 status = "okay"; 347}; 348 349&pwm_ab { 350 pinctrl-0 = <&pwm_b_pins>; 351 pinctrl-names = "default"; 352 clocks = <&clkc CLKID_FCLK_DIV4>; 353 clock-names = "clkin0"; 354 status = "okay"; 355}; 356 357&pwm_ef { 358 pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>; 359 pinctrl-names = "default"; 360 clocks = <&clkc CLKID_FCLK_DIV4>; 361 clock-names = "clkin0"; 362 status = "okay"; 363}; 364 365&saradc { 366 vref-supply = <&vddio_ao18>; 367 status = "okay"; 368}; 369 370/* SD card */ 371&sd_emmc_b { 372 pinctrl-0 = <&sdcard_pins>; 373 pinctrl-1 = <&sdcard_clk_gate_pins>; 374 pinctrl-names = "default", "clk-gate"; 375 376 bus-width = <4>; 377 cap-sd-highspeed; 378 sd-uhs-sdr12; 379 sd-uhs-sdr25; 380 sd-uhs-sdr50; 381 sd-uhs-ddr50; 382 max-frequency = <200000000>; 383 disable-wp; 384 385 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>; 386 387 vmmc-supply = <&vcc_card>; 388 vqmmc-supply = <&vddio_card>; 389 390 status = "okay"; 391}; 392 393/* eMMC */ 394&sd_emmc_c { 395 pinctrl-0 = <&emmc_pins>; 396 pinctrl-1 = <&emmc_clk_gate_pins>; 397 pinctrl-names = "default", "clk-gate"; 398 399 bus-width = <8>; 400 cap-mmc-highspeed; 401 mmc-ddr-1_8v; 402 mmc-hs200-1_8v; 403 max-frequency = <200000000>; 404 disable-wp; 405 406 mmc-pwrseq = <&emmc_pwrseq>; 407 vmmc-supply = <&vddio_ao3v3>; 408 vqmmc-supply = <&vddio_boot>; 409 410 status = "okay"; 411}; 412 413&spifc { 414 pinctrl-0 = <&nor_pins>; 415 pinctrl-names = "default"; 416 status = "okay"; 417 418 gd25lq128: flash@0 { 419 compatible = "jedec,spi-nor"; 420 #address-cells = <1>; 421 #size-cells = <1>; 422 reg = <0>; 423 spi-max-frequency = <12000000>; 424 }; 425}; 426 427&uart_AO { 428 pinctrl-0 = <&uart_ao_a_pins>; 429 pinctrl-names = "default"; 430 status = "okay"; 431}; 432 433&usb { 434 status = "okay"; 435 dr_mode = "host"; 436}; 437 438&usb2_phy0 { 439 pinctrl-0 = <&usb1_rst_pins>; 440 pinctrl-names = "default"; 441 phy-supply = <&vcc5v>; 442}; 443 444&usb2_phy1 { 445 phy-supply = <&vcc5v>; 446}; 447