arch/arm/dts/meson-gx-libretech-pc.dtsi

   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
  12 / {
  13         adc-keys {
  14                 compatible = "adc-keys";
  15                 io-channels = <&saradc 0>;
  16                 io-channel-names = "buttons";
  17                 keyup-threshold-microvolt = <1800000>;
  18
  19                 update-button {
  20                         label = "update";
  21                         linux,code = <KEY_VENDOR>;
  22                         press-threshold-microvolt = <1300000>;
  23                 };
  24         };
  25
  26         aliases {
  27                 serial0 = &uart_AO;
  28                 ethernet0 = &ethmac;
  29                 spi0 = &spifc;
  30         };
  31
  32         chosen {
  33                 stdout-path = "serial0:115200n8";
  34         };
  35
  36         cvbs-connector {
  37                 compatible = "composite-video-connector";
  38                 status = "disabled";
  39
  40                 port {
  41                         cvbs_connector_in: endpoint {
  42                                 remote-endpoint = <&cvbs_vdac_out>;
  43                         };
  44                 };
  45         };
  46
  47         emmc_pwrseq: emmc-pwrseq {
  48                 compatible = "mmc-pwrseq-emmc";
  49                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
  50         };
  51
  52         hdmi-connector {
  53                 compatible = "hdmi-connector";
  54                 type = "a";
  55
  56                 port {
  57                         hdmi_connector_in: endpoint {
  58                                 remote-endpoint = <&hdmi_tx_tmds_out>;
  59                         };
  60                 };
  61         };
  62
  63         gpio-keys-polled {
  64                 compatible = "gpio-keys-polled";
  65                 poll-interval = <100>;
  66
  67                 power-button {
  68                         label = "power";
  69                         linux,code = <KEY_POWER>;
  70                         gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
  71                 };
  72         };
  73
  74         memory@0 {
  75                 device_type = "memory";
  76                 reg = <0x0 0x0 0x0 0x80000000>;
  77         };
  78
  79         ao_5v: regulator-ao_5v {
  80                 compatible = "regulator-fixed";
  81                 regulator-name = "AO_5V";
  82                 regulator-min-microvolt = <5000000>;
  83                 regulator-max-microvolt = <5000000>;
  84                 vin-supply = <&dc_in>;
  85                 regulator-always-on;
  86         };
  87
  88         dc_in: regulator-dc_in {
  89                 compatible = "regulator-fixed";
  90                 regulator-name = "DC_IN";
  91                 regulator-min-microvolt = <5000000>;
  92                 regulator-max-microvolt = <5000000>;
  93                 regulator-always-on;
  94         };
  95
  96         leds {
  97                 compatible = "gpio-leds";
  98
  99                 green {
 100                         color = <LED_COLOR_ID_GREEN>;
 101                         function = LED_FUNCTION_DISK_ACTIVITY;
 102                         gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
 103                         linux,default-trigger = "disk-activity";
 104                 };
 105
 106                 blue {
 107                         color = <LED_COLOR_ID_BLUE>;
 108                         function = LED_FUNCTION_STATUS;
 109                         gpios = <&gpio GPIODV_28 GPIO_ACTIVE_HIGH>;
 110                         linux,default-trigger = "heartbeat";
 111                         panic-indicator;
 112                 };
 113         };
 114
 115         vcc_card: regulator-vcc_card {
 116                 compatible = "regulator-fixed";
 117                 regulator-name = "VCC_CARD";
 118                 regulator-min-microvolt = <3300000>;
 119                 regulator-max-microvolt = <3300000>;
 120                 vin-supply = <&vddio_ao3v3>;
 121
 122                 gpio = <&gpio GPIODV_4 GPIO_ACTIVE_HIGH>;
 123                 enable-active-high;
 124         };
 125
 126         vcc5v: regulator-vcc5v {
 127                 compatible = "regulator-fixed";
 128                 regulator-name = "VCC5V";
 129                 regulator-min-microvolt = <5000000>;
 130                 regulator-max-microvolt = <5000000>;
 131                 vin-supply = <&ao_5v>;
 132
 133                 gpio = <&gpio GPIOH_3 GPIO_OPEN_DRAIN>;
 134         };
 135
 136         vddio_ao18: regulator-vddio_ao18 {
 137                 compatible = "regulator-fixed";
 138                 regulator-name = "VDDIO_AO18";
 139                 regulator-min-microvolt = <1800000>;
 140                 regulator-max-microvolt = <1800000>;
 141                 vin-supply = <&ao_5v>;
 142                 regulator-always-on;
 143         };
 144
 145         vddio_ao3v3: regulator-vddio_ao3v3 {
 146                 compatible = "regulator-fixed";
 147                 regulator-name = "VDDIO_AO3V3";
 148                 regulator-min-microvolt = <3300000>;
 149                 regulator-max-microvolt = <3300000>;
 150                 vin-supply = <&ao_5v>;
 151                 regulator-always-on;
 152         };
 153
 154         vddio_boot: regulator-vddio_boot {
 155                 compatible = "regulator-fixed";
 156                 regulator-name = "VDDIO_BOOT";
 157                 regulator-min-microvolt = <1800000>;
 158                 regulator-max-microvolt = <1800000>;
 159                 vin-supply = <&vddio_ao3v3>;
 160                 regulator-always-on;
 161         };
 162
 163         vddio_card: regulator-vddio-card {
 164                 compatible = "regulator-gpio";
 165                 regulator-name = "VDDIO_CARD";
 166                 regulator-min-microvolt = <1800000>;
 167                 regulator-max-microvolt = <3300000>;
 168
 169                 gpios = <&gpio GPIODV_5 GPIO_ACTIVE_HIGH>;
 170                 gpios-states = <0>;
 171
 172                 states = <3300000 0>,
 173                          <1800000 1>;
 174
 175                 regulator-settling-time-up-us = <200>;
 176                 regulator-settling-time-down-us = <50000>;
 177         };
 178 };
 179
 180 &cec_AO {
 181         pinctrl-0 = <&ao_cec_pins>;
 182         pinctrl-names = "default";
 183         hdmi-phandle = <&hdmi_tx>;
 184         status = "okay";
 185 };
 186
 187 &cvbs_vdac_port {
 188         cvbs_vdac_out: endpoint {
 189                 remote-endpoint = <&cvbs_connector_in>;
 190         };
 191 };
 192
 193 &ethmac {
 194         pinctrl-0 = <&eth_pins>, <&eth_phy_irq_pins>;
 195         pinctrl-names = "default";
 196         phy-handle = <&external_phy>;
 197         amlogic,tx-delay-ns = <2>;
 198         phy-mode = "rgmii";
 199         status = "okay";
 200 };
 201
 202 &external_mdio {
 203         external_phy: ethernet-phy@0 {
 204                 reg = <0>;
 205                 max-speed = <1000>;
 206                 reset-assert-us = <10000>;
 207                 reset-deassert-us = <30000>;
 208                 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
 209                 interrupt-parent = <&gpio_intc>;
 210                 interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
 211         };
 212 };
 213
 214 &pinctrl_periphs {
 215         /*
 216          * Make sure the reset pin of the usb HUB is driven high to take
 217          * it out of reset.
 218          */
 219         usb1_rst_pins: usb1_rst_irq {
 220                 mux {
 221                         groups = "GPIODV_3";
 222                         function = "gpio_periphs";
 223                         bias-disable;
 224                         output-high;
 225                 };
 226         };
 227
 228         /* Make sure the phy irq pin is properly configured as input */
 229         eth_phy_irq_pins: eth_phy_irq {
 230                 mux {
 231                         groups = "GPIOZ_15";
 232                         function = "gpio_periphs";
 233                         bias-disable;
 234                         output-disable;
 235                 };
 236         };
 237 };
 238
 239 &hdmi_tx {
 240         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 241         pinctrl-names = "default";
 242         hdmi-supply = <&vcc5v>;
 243         status = "okay";
 244 };
 245
 246 &hdmi_tx_tmds_port {
 247         hdmi_tx_tmds_out: endpoint {
 248                 remote-endpoint = <&hdmi_connector_in>;
 249         };
 250 };
 251
 252 &ir {
 253         pinctrl-0 = <&remote_input_ao_pins>;
 254         pinctrl-names = "default";
 255         status = "okay";
 256 };
 257
 258 &i2c_C {
 259         pinctrl-0 = <&i2c_c_dv18_pins>;
 260         pinctrl-names = "default";
 261         status = "okay";
 262
 263         rtc: rtc@51 {
 264                 reg = <0x51>;
 265                 compatible = "nxp,pcf8563";
 266                 #clock-cells = <0>;
 267                 clock-output-names = "rtc_clkout";
 268         };
 269 };
 270
 271 &pwm_AO_ab {
 272         pinctrl-0 = <&pwm_ao_a_3_pins>;
 273         pinctrl-names = "default";
 274         clocks = <&clkc CLKID_FCLK_DIV4>;
 275         clock-names = "clkin0";
 276         status = "okay";
 277 };
 278
 279 &pwm_ab {
 280         pinctrl-0 = <&pwm_b_pins>;
 281         pinctrl-names = "default";
 282         clocks = <&clkc CLKID_FCLK_DIV4>;
 283         clock-names = "clkin0";
 284         status = "okay";
 285 };
 286
 287 &pwm_ef {
 288         pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
 289         pinctrl-names = "default";
 290         clocks = <&clkc CLKID_FCLK_DIV4>;
 291         clock-names = "clkin0";
 292         status = "okay";
 293 };
 294
 295 &saradc {
 296         vref-supply = <&vddio_ao18>;
 297         status = "okay";
 298 };
 299
 300 /* SD card */
 301 &sd_emmc_b {
 302         pinctrl-0 = <&sdcard_pins>;
 303         pinctrl-1 = <&sdcard_clk_gate_pins>;
 304         pinctrl-names = "default", "clk-gate";
 305
 306         bus-width = <4>;
 307         cap-sd-highspeed;
 308         sd-uhs-sdr12;
 309         sd-uhs-sdr25;
 310         sd-uhs-sdr50;
 311         sd-uhs-ddr50;
 312         max-frequency = <200000000>;
 313         disable-wp;
 314
 315         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 316
 317         vmmc-supply = <&vcc_card>;
 318         vqmmc-supply = <&vddio_card>;
 319
 320         status = "okay";
 321 };
 322
 323 /* eMMC */
 324 &sd_emmc_c {
 325         pinctrl-0 = <&emmc_pins>;
 326         pinctrl-1 = <&emmc_clk_gate_pins>;
 327         pinctrl-names = "default", "clk-gate";
 328
 329         bus-width = <8>;
 330         cap-mmc-highspeed;
 331         mmc-ddr-1_8v;
 332         mmc-hs200-1_8v;
 333         max-frequency = <200000000>;
 334         disable-wp;
 335
 336         mmc-pwrseq = <&emmc_pwrseq>;
 337         vmmc-supply = <&vddio_ao3v3>;
 338         vqmmc-supply = <&vddio_boot>;
 339
 340         status = "okay";
 341 };
 342
 343 &spifc {
 344         pinctrl-0 = <&nor_pins>;
 345         pinctrl-names = "default";
 346         status = "okay";
 347
 348         gd25lq128: spi-flash@0 {
 349                 compatible = "jedec,spi-nor";
 350                 #address-cells = <1>;
 351                 #size-cells = <1>;
 352                 reg = <0>;
 353                 spi-max-frequency = <12000000>;
 354         };
 355 };
 356
 357 &uart_AO {
 358         pinctrl-0 = <&uart_ao_a_pins>;
 359         pinctrl-names = "default";
 360         status = "okay";
 361 };
 362
 363 &usb0 {
 364         status = "okay";
 365 };
 366
 367 &usb2_phy0 {
 368         pinctrl-0 = <&usb1_rst_pins>;
 369         pinctrl-names = "default";
 370         phy-supply = <&vcc5v>;
 371 };
 372
 373 &usb2_phy1 {
 374         phy-supply = <&vcc5v>;
 375 };