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
  12 #include "meson-gxl-s905x.dtsi"
  13
  14 / {
  15         compatible = "libretech,cc", "amlogic,s905x", "amlogic,meson-gxl";
  16         model = "Libre Computer Board AML-S905X-CC";
  17
  18         aliases {
  19                 serial0 = &uart_AO;
  20                 ethernet0 = &ethmac;
  21         };
  22
  23         chosen {
  24                 stdout-path = "serial0:115200n8";
  25         };
  26
  27         cvbs-connector {
  28                 compatible = "composite-video-connector";
  29
  30                 port {
  31                         cvbs_connector_in: endpoint {
  32                                 remote-endpoint = <&cvbs_vdac_out>;
  33                         };
  34                 };
  35         };
  36
  37         emmc_pwrseq: emmc-pwrseq {
  38                 compatible = "mmc-pwrseq-emmc";
  39                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
  40         };
  41
  42         hdmi-connector {
  43                 compatible = "hdmi-connector";
  44                 type = "a";
  45
  46                 port {
  47                         hdmi_connector_in: endpoint {
  48                                 remote-endpoint = <&hdmi_tx_tmds_out>;
  49                         };
  50                 };
  51         };
  52
  53         leds {
  54                 compatible = "gpio-leds";
  55
  56                 system {
  57                         label = "librecomputer:system-status";
  58                         gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
  59                         default-state = "on";
  60                         panic-indicator;
  61                 };
  62
  63                 blue {
  64                         label = "librecomputer:blue";
  65                         gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
  66                         linux,default-trigger = "heartbeat";
  67                 };
  68         };
  69
  70         memory@0 {
  71                 device_type = "memory";
  72                 reg = <0x0 0x0 0x0 0x80000000>;
  73         };
  74
  75         hdmi_5v: regulator-hdmi-5v {
  76                 compatible = "regulator-fixed";
  77
  78                 regulator-name = "HDMI_5V";
  79                 regulator-min-microvolt = <5000000>;
  80                 regulator-max-microvolt = <5000000>;
  81
  82                 gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
  83                 enable-active-high;
  84                 regulator-always-on;
  85         };
  86
  87         vcc_3v3: regulator-vcc_3v3 {
  88                 compatible = "regulator-fixed";
  89                 regulator-name = "VCC_3V3";
  90                 regulator-min-microvolt = <3300000>;
  91                 regulator-max-microvolt = <3300000>;
  92         };
  93
  94         vcc_card: regulator-vcc-card {
  95                 compatible = "regulator-gpio";
  96
  97                 regulator-name = "VCC_CARD";
  98                 regulator-min-microvolt = <1800000>;
  99                 regulator-max-microvolt = <3300000>;
 100
 101                 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
 102                 gpios-states = <0>;
 103
 104                 states = <3300000 0>,
 105                          <1800000 1>;
 106
 107                 regulator-settling-time-up-us = <200>;
 108                 regulator-settling-time-down-us = <50000>;
 109         };
 110
 111         vddio_ao18: regulator-vddio_ao18 {
 112                 compatible = "regulator-fixed";
 113                 regulator-name = "VDDIO_AO18";
 114                 regulator-min-microvolt = <1800000>;
 115                 regulator-max-microvolt = <1800000>;
 116         };
 117
 118         vddio_boot: regulator-vddio_boot {
 119                 compatible = "regulator-fixed";
 120                 regulator-name = "VDDIO_BOOT";
 121                 regulator-min-microvolt = <3300000>;
 122                 regulator-max-microvolt = <3300000>;
 123         };
 124 };
 125
 126 &cec_AO {
 127         status = "okay";
 128         pinctrl-0 = <&ao_cec_pins>;
 129         pinctrl-names = "default";
 130         hdmi-phandle = <&hdmi_tx>;
 131 };
 132
 133 &cvbs_vdac_port {
 134         cvbs_vdac_out: endpoint {
 135                 remote-endpoint = <&cvbs_connector_in>;
 136         };
 137 };
 138
 139 &ethmac {
 140         status = "okay";
 141 };
 142
 143 &internal_phy {
 144         pinctrl-0 = <&eth_link_led_pins>, <&eth_act_led_pins>;
 145         pinctrl-names = "default";
 146 };
 147
 148 &ir {
 149         status = "okay";
 150         pinctrl-0 = <&remote_input_ao_pins>;
 151         pinctrl-names = "default";
 152 };
 153
 154 &hdmi_tx {
 155         status = "okay";
 156         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 157         pinctrl-names = "default";
 158         hdmi-supply = <&hdmi_5v>;
 159 };
 160
 161 &hdmi_tx_tmds_port {
 162         hdmi_tx_tmds_out: endpoint {
 163                 remote-endpoint = <&hdmi_connector_in>;
 164         };
 165 };
 166
 167 &gpio_ao {
 168         gpio-line-names = "UART TX",
 169                           "UART RX",
 170                           "Blue LED",
 171                           "SDCard Voltage Switch",
 172                           "7J1 Header Pin5",
 173                           "7J1 Header Pin3",
 174                           "7J1 Header Pin12",
 175                           "IR In",
 176                           "9J3 Switch HDMI CEC/7J1 Header Pin11",
 177                           "7J1 Header Pin13",
 178                           /* GPIO_TEST_N */
 179                           "7J1 Header Pin15";
 180 };
 181
 182 &gpio {
 183         gpio-line-names = /* Bank GPIOZ */
 184                           "", "", "", "", "", "", "",
 185                           "", "", "", "", "", "", "",
 186                           "Eth Link LED", "Eth Activity LED",
 187                           /* Bank GPIOH */
 188                           "HDMI HPD", "HDMI SDA", "HDMI SCL",
 189                           "HDMI_5V_EN", "9J1 Header Pin2",
 190                           "Analog Audio Mute",
 191                           "2J3 Header Pin6",
 192                           "2J3 Header Pin5",
 193                           "2J3 Header Pin4",
 194                           "2J3 Header Pin3",
 195                           /* Bank BOOT */
 196                           "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
 197                           "eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
 198                           "eMMC Clk", "eMMC Reset", "eMMC CMD",
 199                           "ALT BOOT MODE", "", "", "", "eMMC Data Strobe",
 200                           /* Bank CARD */
 201                           "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
 202                           "SDCard D3", "SDCard D2", "SDCard Det",
 203                           /* Bank GPIODV */
 204                           "", "", "", "", "", "", "", "", "", "", "", "",
 205                           "", "", "", "", "", "", "", "", "", "", "", "",
 206                           "Green LED", "VCCK Enable",
 207                           "7J1 Header Pin27", "7J1 Header Pin28",
 208                           "VCCK Regulator", "VDDEE Regulator",
 209                           /* Bank GPIOX */
 210                           "7J1 Header Pin22", "7J1 Header Pin26",
 211                           "7J1 Header Pin36", "7J1 Header Pin38",
 212                           "7J1 Header Pin40", "7J1 Header Pin37",
 213                           "7J1 Header Pin33", "7J1 Header Pin35",
 214                           "7J1 Header Pin19", "7J1 Header Pin21",
 215                           "7J1 Header Pin24", "7J1 Header Pin23",
 216                           "7J1 Header Pin8", "7J1 Header Pin10",
 217                           "7J1 Header Pin16", "7J1 Header Pin18",
 218                           "7J1 Header Pin32", "7J1 Header Pin29",
 219                           "7J1 Header Pin31",
 220                           /* Bank GPIOCLK */
 221                           "7J1 Header Pin7", "";
 222 };
 223
 224 &saradc {
 225         status = "okay";
 226         vref-supply = <&vddio_ao18>;
 227 };
 228
 229 /* SD card */
 230 &sd_emmc_b {
 231         status = "okay";
 232         pinctrl-0 = <&sdcard_pins>;
 233         pinctrl-1 = <&sdcard_clk_gate_pins>;
 234         pinctrl-names = "default", "clk-gate";
 235
 236         bus-width = <4>;
 237         cap-sd-highspeed;
 238         max-frequency = <100000000>;
 239         disable-wp;
 240
 241         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
 242         cd-inverted;
 243
 244         vmmc-supply = <&vcc_3v3>;
 245         vqmmc-supply = <&vcc_card>;
 246 };
 247
 248 /* eMMC */
 249 &sd_emmc_c {
 250         status = "okay";
 251         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 252         pinctrl-1 = <&emmc_clk_gate_pins>;
 253         pinctrl-names = "default", "clk-gate";
 254
 255         bus-width = <8>;
 256         cap-mmc-highspeed;
 257         mmc-ddr-3_3v;
 258         max-frequency = <50000000>;
 259         non-removable;
 260         disable-wp;
 261
 262         mmc-pwrseq = <&emmc_pwrseq>;
 263         vmmc-supply = <&vcc_3v3>;
 264         vqmmc-supply = <&vddio_boot>;
 265 };
 266
 267 &uart_AO {
 268         status = "okay";
 269         pinctrl-0 = <&uart_ao_a_pins>;
 270         pinctrl-names = "default";
 271 };
 272
 273 &usb0 {
 274         status = "okay";
 275 };
 276
 277 &usb2_phy0 {
 278         /*
 279          * even though the schematics don't show it:
 280          * HDMI_5V is also used as supply for the USB VBUS.
 281          */
 282         phy-supply = <&hdmi_5v>;
 283 };