arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2017 BayLibre, SAS.
   4  * Author: Neil Armstrong <narmstrong@baylibre.com>
   5  * Author: Jerome Brunet <jbrunet@baylibre.com>
   6  */
   7
   8 /dts-v1/;
   9
  10 #include <dt-bindings/input/input.h>
  11 #include <dt-bindings/sound/meson-aiu.h>
  12
  13 #include "meson-gxl-s905x.dtsi"
  14
  15 / {
  16         compatible = "libretech,aml-s905x-cc", "amlogic,s905x",
  17                      "amlogic,meson-gxl";
  18         model = "Libre Computer AML-S905X-CC";
  19
  20         aliases {
  21                 serial0 = &uart_AO;
  22                 ethernet0 = &ethmac;
  23         };
  24
  25         chosen {
  26                 stdout-path = "serial0:115200n8";
  27         };
  28
  29         cvbs-connector {
  30                 compatible = "composite-video-connector";
  31
  32                 port {
  33                         cvbs_connector_in: endpoint {
  34                                 remote-endpoint = <&cvbs_vdac_out>;
  35                         };
  36                 };
  37         };
  38
  39         emmc_pwrseq: emmc-pwrseq {
  40                 compatible = "mmc-pwrseq-emmc";
  41                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
  42         };
  43
  44         hdmi-connector {
  45                 compatible = "hdmi-connector";
  46                 type = "a";
  47
  48                 port {
  49                         hdmi_connector_in: endpoint {
  50                                 remote-endpoint = <&hdmi_tx_tmds_out>;
  51                         };
  52                 };
  53         };
  54
  55         leds {
  56                 compatible = "gpio-leds";
  57
  58                 led-system {
  59                         label = "librecomputer:system-status";
  60                         gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
  61                         default-state = "on";
  62                         panic-indicator;
  63                 };
  64
  65                 led-blue {
  66                         label = "librecomputer:blue";
  67                         gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
  68                         linux,default-trigger = "heartbeat";
  69                 };
  70         };
  71
  72         memory@0 {
  73                 device_type = "memory";
  74                 reg = <0x0 0x0 0x0 0x80000000>;
  75         };
  76
  77         hdmi_5v: regulator-hdmi-5v {
  78                 compatible = "regulator-fixed";
  79
  80                 regulator-name = "HDMI_5V";
  81                 regulator-min-microvolt = <5000000>;
  82                 regulator-max-microvolt = <5000000>;
  83
  84                 gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
  85                 enable-active-high;
  86                 regulator-always-on;
  87         };
  88
  89         vcc_3v3: regulator-vcc_3v3 {
  90                 compatible = "regulator-fixed";
  91                 regulator-name = "VCC_3V3";
  92                 regulator-min-microvolt = <3300000>;
  93                 regulator-max-microvolt = <3300000>;
  94         };
  95
  96         vcc_card: regulator-vcc-card {
  97                 compatible = "regulator-gpio";
  98
  99                 regulator-name = "VCC_CARD";
 100                 regulator-min-microvolt = <1800000>;
 101                 regulator-max-microvolt = <3300000>;
 102
 103                 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
 104                 gpios-states = <0>;
 105
 106                 states = <3300000 0>,
 107                          <1800000 1>;
 108
 109                 regulator-settling-time-up-us = <200>;
 110                 regulator-settling-time-down-us = <50000>;
 111         };
 112
 113         vddio_ao18: regulator-vddio_ao18 {
 114                 compatible = "regulator-fixed";
 115                 regulator-name = "VDDIO_AO18";
 116                 regulator-min-microvolt = <1800000>;
 117                 regulator-max-microvolt = <1800000>;
 118         };
 119
 120         /* This is provided by LDOs on the eMMC daugther card */
 121         vddio_boot: regulator-vddio_boot {
 122                 compatible = "regulator-fixed";
 123                 regulator-name = "VDDIO_BOOT";
 124                 regulator-min-microvolt = <1800000>;
 125                 regulator-max-microvolt = <1800000>;
 126                 vin-supply = <&vcc_3v3>;
 127         };
 128
 129         sound {
 130                 compatible = "amlogic,gx-sound-card";
 131                 model = "GXL-LIBRETECH-S905X-CC";
 132                 assigned-clocks = <&clkc CLKID_MPLL0>,
 133                                   <&clkc CLKID_MPLL1>,
 134                                   <&clkc CLKID_MPLL2>;
 135                 assigned-clock-parents = <0>, <0>, <0>;
 136                 assigned-clock-rates = <294912000>,
 137                                        <270950400>,
 138                                        <393216000>;
 139                 status = "okay";
 140
 141                 dai-link-0 {
 142                         sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
 143                 };
 144
 145                 dai-link-1 {
 146                         sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
 147                         dai-format = "i2s";
 148                         mclk-fs = <256>;
 149
 150                         codec-0 {
 151                                 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
 152                         };
 153                 };
 154
 155                 dai-link-2 {
 156                         sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
 157
 158                         codec-0 {
 159                                 sound-dai = <&hdmi_tx>;
 160                         };
 161                 };
 162         };
 163 };
 164
 165 &aiu {
 166         status = "okay";
 167 };
 168
 169 &cec_AO {
 170         status = "okay";
 171         pinctrl-0 = <&ao_cec_pins>;
 172         pinctrl-names = "default";
 173         hdmi-phandle = <&hdmi_tx>;
 174 };
 175
 176 &cvbs_vdac_port {
 177         cvbs_vdac_out: endpoint {
 178                 remote-endpoint = <&cvbs_connector_in>;
 179         };
 180 };
 181
 182 &ethmac {
 183         status = "okay";
 184 };
 185
 186 &internal_phy {
 187         pinctrl-0 = <&eth_link_led_pins>, <&eth_act_led_pins>;
 188         pinctrl-names = "default";
 189 };
 190
 191 &ir {
 192         status = "okay";
 193         pinctrl-0 = <&remote_input_ao_pins>;
 194         pinctrl-names = "default";
 195 };
 196
 197 &hdmi_tx {
 198         status = "okay";
 199         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 200         pinctrl-names = "default";
 201         hdmi-supply = <&hdmi_5v>;
 202 };
 203
 204 &hdmi_tx_tmds_port {
 205         hdmi_tx_tmds_out: endpoint {
 206                 remote-endpoint = <&hdmi_connector_in>;
 207         };
 208 };
 209
 210 &gpio_ao {
 211         gpio-line-names = "UART TX",
 212                           "UART RX",
 213                           "Blue LED",
 214                           "SDCard Voltage Switch",
 215                           "7J1 Header Pin5",
 216                           "7J1 Header Pin3",
 217                           "7J1 Header Pin12",
 218                           "IR In",
 219                           "9J3 Switch HDMI CEC/7J1 Header Pin11",
 220                           "7J1 Header Pin13",
 221                           /* GPIO_TEST_N */
 222                           "7J1 Header Pin15";
 223 };
 224
 225 &gpio {
 226         gpio-line-names = /* Bank GPIOZ */
 227                           "", "", "", "", "", "", "",
 228                           "", "", "", "", "", "", "",
 229                           "Eth Link LED", "Eth Activity LED",
 230                           /* Bank GPIOH */
 231                           "HDMI HPD", "HDMI SDA", "HDMI SCL",
 232                           "HDMI_5V_EN", "9J1 Header Pin2",
 233                           "Analog Audio Mute",
 234                           "2J3 Header Pin6",
 235                           "2J3 Header Pin5",
 236                           "2J3 Header Pin4",
 237                           "2J3 Header Pin3",
 238                           /* Bank BOOT */
 239                           "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
 240                           "eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
 241                           "eMMC Clk", "eMMC Reset", "eMMC CMD",
 242                           "ALT BOOT MODE", "", "", "", "eMMC Data Strobe",
 243                           /* Bank CARD */
 244                           "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
 245                           "SDCard D3", "SDCard D2", "SDCard Det",
 246                           /* Bank GPIODV */
 247                           "", "", "", "", "", "", "", "", "", "", "", "",
 248                           "", "", "", "", "", "", "", "", "", "", "", "",
 249                           "Green LED", "VCCK Enable",
 250                           "7J1 Header Pin27", "7J1 Header Pin28",
 251                           "VCCK Regulator", "VDDEE Regulator",
 252                           /* Bank GPIOX */
 253                           "7J1 Header Pin22", "7J1 Header Pin26",
 254                           "7J1 Header Pin36", "7J1 Header Pin38",
 255                           "7J1 Header Pin40", "7J1 Header Pin37",
 256                           "7J1 Header Pin33", "7J1 Header Pin35",
 257                           "7J1 Header Pin19", "7J1 Header Pin21",
 258                           "7J1 Header Pin24", "7J1 Header Pin23",
 259                           "7J1 Header Pin8", "7J1 Header Pin10",
 260                           "7J1 Header Pin16", "7J1 Header Pin18",
 261                           "7J1 Header Pin32", "7J1 Header Pin29",
 262                           "7J1 Header Pin31",
 263                           /* Bank GPIOCLK */
 264                           "7J1 Header Pin7", "";
 265 };
 266
 267 &saradc {
 268         status = "okay";
 269         vref-supply = <&vddio_ao18>;
 270 };
 271
 272 /* SD card */
 273 &sd_emmc_b {
 274         status = "okay";
 275         pinctrl-0 = <&sdcard_pins>;
 276         pinctrl-1 = <&sdcard_clk_gate_pins>;
 277         pinctrl-names = "default", "clk-gate";
 278
 279         bus-width = <4>;
 280         cap-sd-highspeed;
 281         max-frequency = <50000000>;
 282         disable-wp;
 283
 284         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 285
 286         vmmc-supply = <&vcc_3v3>;
 287         vqmmc-supply = <&vcc_card>;
 288 };
 289
 290 /* eMMC */
 291 &sd_emmc_c {
 292         status = "okay";
 293         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 294         pinctrl-1 = <&emmc_clk_gate_pins>;
 295         pinctrl-names = "default", "clk-gate";
 296
 297         bus-width = <8>;
 298         cap-mmc-highspeed;
 299         mmc-ddr-1_8v;
 300         mmc-hs200-1_8v;
 301         max-frequency = <200000000>;
 302         disable-wp;
 303
 304         mmc-pwrseq = <&emmc_pwrseq>;
 305         vmmc-supply = <&vcc_3v3>;
 306         vqmmc-supply = <&vddio_boot>;
 307 };
 308
 309 &uart_AO {
 310         status = "okay";
 311         pinctrl-0 = <&uart_ao_a_pins>;
 312         pinctrl-names = "default";
 313 };
 314
 315 &usb {
 316         status = "okay";
 317         dr_mode = "host";
 318 };
 319
 320 &usb2_phy0 {
 321         /*
 322          * even though the schematics don't show it:
 323          * HDMI_5V is also used as supply for the USB VBUS.
 324          */
 325         phy-supply = <&hdmi_5v>;
 326 };