arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2019 BayLibre, SAS
   4  * Author: Neil Armstrong <narmstrong@baylibre.com>
   5  * Copyright (c) 2019 Christian Hewitt <christianshewitt@gmail.com>
   6  */
   7
   8 #include <dt-bindings/input/input.h>
   9 #include <dt-bindings/gpio/meson-g12a-gpio.h>
  10
  11 / {
  12         aliases {
  13                 serial0 = &uart_AO;
  14                 ethernet0 = &ethmac;
  15         };
  16
  17         chosen {
  18                 stdout-path = "serial0:115200n8";
  19         };
  20
  21         memory@0 {
  22                 device_type = "memory";
  23                 reg = <0x0 0x0 0x0 0x80000000>;
  24         };
  25
  26         adc-keys {
  27                 compatible = "adc-keys";
  28                 io-channels = <&saradc 2>;
  29                 io-channel-names = "buttons";
  30                 keyup-threshold-microvolt = <1710000>;
  31
  32                 button-function {
  33                         label = "Function";
  34                         linux,code = <KEY_FN>;
  35                         press-threshold-microvolt = <10000>;
  36                 };
  37         };
  38
  39         leds {
  40                 compatible = "gpio-leds";
  41
  42                 white {
  43                         label = "vim3:white:sys";
  44                         gpios = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>;
  45                         linux,default-trigger = "heartbeat";
  46                 };
  47
  48                 red {
  49                         label = "vim3:red";
  50                         gpios = <&gpio_expander 5 GPIO_ACTIVE_LOW>;
  51                 };
  52         };
  53
  54         emmc_pwrseq: emmc-pwrseq {
  55                 compatible = "mmc-pwrseq-emmc";
  56                 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
  57         };
  58
  59         gpio-keys-polled {
  60                 compatible = "gpio-keys-polled";
  61                 poll-interval = <100>;
  62
  63                 power-button {
  64                         label = "power";
  65                         linux,code = <KEY_POWER>;
  66                         gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_LOW>;
  67                 };
  68         };
  69
  70         sdio_pwrseq: sdio-pwrseq {
  71                 compatible = "mmc-pwrseq-simple";
  72                 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
  73                 clocks = <&wifi32k>;
  74                 clock-names = "ext_clock";
  75         };
  76
  77         dc_in: regulator-dc_in {
  78                 compatible = "regulator-fixed";
  79                 regulator-name = "DC_IN";
  80                 regulator-min-microvolt = <5000000>;
  81                 regulator-max-microvolt = <5000000>;
  82                 regulator-always-on;
  83         };
  84
  85         vcc_5v: regulator-vcc_5v {
  86                 compatible = "regulator-fixed";
  87                 regulator-name = "VCC_5V";
  88                 regulator-min-microvolt = <5000000>;
  89                 regulator-max-microvolt = <5000000>;
  90                 vin-supply = <&dc_in>;
  91
  92                 gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
  93                 enable-active-high;
  94         };
  95
  96         vcc_1v8: regulator-vcc_1v8 {
  97                 compatible = "regulator-fixed";
  98                 regulator-name = "VCC_1V8";
  99                 regulator-min-microvolt = <1800000>;
 100                 regulator-max-microvolt = <1800000>;
 101                 vin-supply = <&vcc_3v3>;
 102                 regulator-always-on;
 103         };
 104
 105         vcc_3v3: regulator-vcc_3v3 {
 106                 compatible = "regulator-fixed";
 107                 regulator-name = "VCC_3V3";
 108                 regulator-min-microvolt = <3300000>;
 109                 regulator-max-microvolt = <3300000>;
 110                 vin-supply = <&vsys_3v3>;
 111                 regulator-always-on;
 112                 /* FIXME: actually controlled by VDDCPU_B_EN */
 113         };
 114
 115         vddao_1v8: regulator-vddao_1v8 {
 116                 compatible = "regulator-fixed";
 117                 regulator-name = "VDDIO_AO1V8";
 118                 regulator-min-microvolt = <1800000>;
 119                 regulator-max-microvolt = <1800000>;
 120                 vin-supply = <&vsys_3v3>;
 121                 regulator-always-on;
 122         };
 123
 124         emmc_1v8: regulator-emmc_1v8 {
 125                 compatible = "regulator-fixed";
 126                 regulator-name = "EMMC_AO1V8";
 127                 regulator-min-microvolt = <1800000>;
 128                 regulator-max-microvolt = <1800000>;
 129                 vin-supply = <&vcc_3v3>;
 130                 regulator-always-on;
 131         };
 132
 133         vsys_3v3: regulator-vsys_3v3 {
 134                 compatible = "regulator-fixed";
 135                 regulator-name = "VSYS_3V3";
 136                 regulator-min-microvolt = <3300000>;
 137                 regulator-max-microvolt = <3300000>;
 138                 vin-supply = <&dc_in>;
 139                 regulator-always-on;
 140         };
 141
 142         usb_pwr: regulator-usb_pwr {
 143                 compatible = "regulator-fixed";
 144                 regulator-name = "USB_PWR";
 145                 regulator-min-microvolt = <5000000>;
 146                 regulator-max-microvolt = <5000000>;
 147                 vin-supply = <&vcc_5v>;
 148
 149                 gpio = <&gpio GPIOA_6 GPIO_ACTIVE_HIGH>;
 150                 enable-active-high;
 151         };
 152
 153         hdmi-connector {
 154                 compatible = "hdmi-connector";
 155                 type = "a";
 156
 157                 port {
 158                         hdmi_connector_in: endpoint {
 159                                 remote-endpoint = <&hdmi_tx_tmds_out>;
 160                         };
 161                 };
 162         };
 163
 164         wifi32k: wifi32k {
 165                 compatible = "pwm-clock";
 166                 #clock-cells = <0>;
 167                 clock-frequency = <32768>;
 168                 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
 169         };
 170 };
 171
 172 &cec_AO {
 173         pinctrl-0 = <&cec_ao_a_h_pins>;
 174         pinctrl-names = "default";
 175         status = "disabled";
 176         hdmi-phandle = <&hdmi_tx>;
 177 };
 178
 179 &cecb_AO {
 180         pinctrl-0 = <&cec_ao_b_h_pins>;
 181         pinctrl-names = "default";
 182         status = "okay";
 183         hdmi-phandle = <&hdmi_tx>;
 184 };
 185
 186 &ext_mdio {
 187         external_phy: ethernet-phy@0 {
 188                 /* Realtek RTL8211F (0x001cc916) */
 189                 reg = <0>;
 190                 max-speed = <1000>;
 191
 192                 interrupt-parent = <&gpio_intc>;
 193                 /* MAC_INTR on GPIOZ_14 */
 194                 interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
 195         };
 196 };
 197
 198 &ethmac {
 199         pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
 200         pinctrl-names = "default";
 201         status = "okay";
 202         phy-mode = "rgmii";
 203         phy-handle = <&external_phy>;
 204         amlogic,tx-delay-ns = <2>;
 205 };
 206
 207 &hdmi_tx {
 208         status = "okay";
 209         pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
 210         pinctrl-names = "default";
 211         hdmi-supply = <&vcc_5v>;
 212 };
 213
 214 &hdmi_tx_tmds_port {
 215         hdmi_tx_tmds_out: endpoint {
 216                 remote-endpoint = <&hdmi_connector_in>;
 217         };
 218 };
 219
 220 &i2c_AO {
 221         status = "okay";
 222         pinctrl-0 = <&i2c_ao_sck_pins>, <&i2c_ao_sda_pins>;
 223         pinctrl-names = "default";
 224
 225         gpio_expander: gpio-controller@20 {
 226                 compatible = "ti,tca6408";
 227                 reg = <0x20>;
 228                 vcc-supply = <&vcc_3v3>;
 229                 gpio-controller;
 230                 #gpio-cells = <2>;
 231         };
 232
 233         rtc@51 {
 234                 compatible = "haoyu,hym8563";
 235                 reg = <0x51>;
 236                 #clock-cells = <0>;
 237         };
 238 };
 239
 240 &ir {
 241         status = "okay";
 242         pinctrl-0 = <&remote_input_ao_pins>;
 243         pinctrl-names = "default";
 244         linux,rc-map-name = "rc-khadas";
 245 };
 246
 247 &pcie {
 248         reset-gpios = <&gpio GPIOA_8 GPIO_ACTIVE_LOW>;
 249 };
 250
 251 &pwm_ef {
 252         status = "okay";
 253         pinctrl-0 = <&pwm_e_pins>;
 254         pinctrl-names = "default";
 255 };
 256
 257 &saradc {
 258         status = "okay";
 259         vref-supply = <&vddao_1v8>;
 260 };
 261
 262 /* SDIO */
 263 &sd_emmc_a {
 264         status = "okay";
 265         pinctrl-0 = <&sdio_pins>;
 266         pinctrl-1 = <&sdio_clk_gate_pins>;
 267         pinctrl-names = "default", "clk-gate";
 268         #address-cells = <1>;
 269         #size-cells = <0>;
 270
 271         bus-width = <4>;
 272         cap-sd-highspeed;
 273         sd-uhs-sdr50;
 274         max-frequency = <100000000>;
 275
 276         non-removable;
 277         disable-wp;
 278
 279         /* WiFi firmware requires power to be kept while in suspend */
 280         keep-power-in-suspend;
 281
 282         mmc-pwrseq = <&sdio_pwrseq>;
 283
 284         vmmc-supply = <&vsys_3v3>;
 285         vqmmc-supply = <&vddao_1v8>;
 286
 287         brcmf: wifi@1 {
 288                 reg = <1>;
 289                 compatible = "brcm,bcm4329-fmac";
 290         };
 291 };
 292
 293 /* SD card */
 294 &sd_emmc_b {
 295         status = "okay";
 296         pinctrl-0 = <&sdcard_c_pins>;
 297         pinctrl-1 = <&sdcard_clk_gate_c_pins>;
 298         pinctrl-names = "default", "clk-gate";
 299
 300         bus-width = <4>;
 301         cap-sd-highspeed;
 302         max-frequency = <50000000>;
 303         disable-wp;
 304
 305         cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
 306         vmmc-supply = <&vsys_3v3>;
 307         vqmmc-supply = <&vsys_3v3>;
 308 };
 309
 310 /* eMMC */
 311 &sd_emmc_c {
 312         status = "okay";
 313         pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
 314         pinctrl-1 = <&emmc_clk_gate_pins>;
 315         pinctrl-names = "default", "clk-gate";
 316
 317         bus-width = <8>;
 318         cap-mmc-highspeed;
 319         mmc-ddr-1_8v;
 320         mmc-hs200-1_8v;
 321         max-frequency = <200000000>;
 322         disable-wp;
 323
 324         mmc-pwrseq = <&emmc_pwrseq>;
 325         vmmc-supply = <&vcc_3v3>;
 326         vqmmc-supply = <&emmc_1v8>;
 327 };
 328
 329 /*
 330  * EMMC_D4, EMMC_D5, EMMC_D6 and EMMC_D7 pins are shared between SPI NOR CS
 331  * and eMMC Data 4 to 7 pins.
 332  * Replace emmc_data_8b_pins to emmc_data_4b_pins from sd_emmc_c pinctrl-0,
 333  * and change bus-width to 4 then spifc can be enabled.
 334  */
 335 &spifc {
 336         status = "disabled";
 337         pinctrl-0 = <&nor_pins>;
 338         pinctrl-names = "default";
 339
 340         w25q32: spi-flash@0 {
 341                 #address-cells = <1>;
 342                 #size-cells = <1>;
 343                 compatible = "winbond,w25q128fw", "jedec,spi-nor";
 344                 reg = <0>;
 345                 spi-max-frequency = <104000000>;
 346         };
 347 };
 348
 349 &uart_A {
 350         status = "okay";
 351         pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
 352         pinctrl-names = "default";
 353         uart-has-rtscts;
 354
 355         bluetooth {
 356                 compatible = "brcm,bcm43438-bt";
 357                 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
 358                 max-speed = <2000000>;
 359                 clocks = <&wifi32k>;
 360                 clock-names = "lpo";
 361         };
 362 };
 363
 364 &uart_AO {
 365         status = "okay";
 366         pinctrl-0 = <&uart_ao_a_pins>;
 367         pinctrl-names = "default";
 368 };
 369
 370 &usb2_phy0 {
 371         phy-supply = <&dc_in>;
 372 };
 373
 374 &usb2_phy1 {
 375         phy-supply = <&usb_pwr>;
 376 };
 377
 378 &usb3_pcie_phy {
 379         phy-supply = <&usb_pwr>;
 380 };
 381
 382 &usb {
 383         status = "okay";
 384         dr_mode = "peripheral";
 385 };