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 };
 159
 160 &hdmi_tx_tmds_port {
 161         hdmi_tx_tmds_out: endpoint {
 162                 remote-endpoint = <&hdmi_connector_in>;
 163         };
 164 };
 165
 166 &pinctrl_aobus {
 167         gpio-line-names = "UART TX",
 168                           "UART RX",
 169                           "Blue LED",
 170                           "SDCard Voltage Switch",
 171                           "7J1 Header Pin5",
 172                           "7J1 Header Pin3",
 173                           "7J1 Header Pin12",
 174                           "IR In",
 175                           "9J3 Switch HDMI CEC/7J1 Header Pin11",
 176                           "7J1 Header Pin13",
 177                           /* GPIO_TEST_N */
 178                           "7J1 Header Pin15";
 179 };
 180
 181 &pinctrl_periphs {
 182         gpio-line-names = /* Bank GPIOZ */
 183                           "", "", "", "", "", "", "",
 184                           "", "", "", "", "", "", "",
 185                           "Eth Link LED", "Eth Activity LED",
 186                           /* Bank GPIOH */
 187                           "HDMI HPD", "HDMI SDA", "HDMI SCL",
 188                           "HDMI_5V_EN", "9J1 Header Pin2",
 189                           "Analog Audio Mute",
 190                           "2J3 Header Pin6",
 191                           "2J3 Header Pin5",
 192                           "2J3 Header Pin4",
 193                           "2J3 Header Pin3",
 194                           /* Bank BOOT */
 195                           "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
 196                           "eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
 197                           "eMMC Clk", "eMMC Reset", "eMMC CMD",
 198                           "ALT BOOT MODE", "", "", "", "eMMC Data Strobe",
 199                           /* Bank CARD */
 200                           "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
 201                           "SDCard D3", "SDCard D2", "SDCard Det",
 202                           /* Bank GPIODV */
 203                           "", "", "", "", "", "", "", "", "", "", "", "",
 204                           "", "", "", "", "", "", "", "", "", "", "", "",
 205                           "Green LED", "VCCK Enable",
 206                           "7J1 Header Pin27", "7J1 Header Pin28",
 207                           "VCCK Regulator", "VDDEE Regulator",
 208                           /* Bank GPIOX */
 209                           "7J1 Header Pin22", "7J1 Header Pin26",
 210                           "7J1 Header Pin36", "7J1 Header Pin38",
 211                           "7J1 Header Pin40", "7J1 Header Pin37",
 212                           "7J1 Header Pin33", "7J1 Header Pin35",
 213                           "7J1 Header Pin19", "7J1 Header Pin21",
 214                           "7J1 Header Pin24", "7J1 Header Pin23",
 215                           "7J1 Header Pin8", "7J1 Header Pin10",
 216                           "7J1 Header Pin16", "7J1 Header Pin18",
 217                           "7J1 Header Pin32", "7J1 Header Pin29",
 218                           "7J1 Header Pin31",
 219                           /* Bank GPIOCLK */
 220                           "7J1 Header Pin7", "";
 221 };
 222
 223 &saradc {
 224         status = "okay";
 225         vref-supply = <&vddio_ao18>;
 226 };
 227
 228 /* SD card */
 229 &sd_emmc_b {
 230         status = "okay";
 231         pinctrl-0 = <&sdcard_pins>;
 232         pinctrl-1 = <&sdcard_clk_gate_pins>;
 233         pinctrl-names = "default", "clk-gate";
 234
 235         bus-width = <4>;
 236         cap-sd-highspeed;
 237         max-frequency = <100000000>;
 238         disable-wp;
 239
 240         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
 241         cd-inverted;
 242
 243         vmmc-supply = <&vcc_3v3>;
 244         vqmmc-supply = <&vcc_card>;
 245 };
 246
 247 /* eMMC */
 248 &sd_emmc_c {
 249         status = "okay";
 250         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 251         pinctrl-1 = <&emmc_clk_gate_pins>;
 252         pinctrl-names = "default", "clk-gate";
 253
 254         bus-width = <8>;
 255         cap-mmc-highspeed;
 256         mmc-ddr-3_3v;
 257         max-frequency = <50000000>;
 258         non-removable;
 259         disable-wp;
 260
 261         mmc-pwrseq = <&emmc_pwrseq>;
 262         vmmc-supply = <&vcc_3v3>;
 263         vqmmc-supply = <&vddio_boot>;
 264 };
 265
 266 &uart_AO {
 267         status = "okay";
 268         pinctrl-0 = <&uart_ao_a_pins>;
 269         pinctrl-names = "default";
 270 };
 271
 272 &usb0 {
 273         status = "okay";
 274 };
 275
 276 &usb2_phy0 {
 277         /*
 278          * even though the schematics don't show it:
 279          * HDMI_5V is also used as supply for the USB VBUS.
 280          */
 281         phy-supply = <&hdmi_5v>;
 282 };