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

   1 /*
   2  * Copyright (c) 2017 BayLibre, SAS.
   3  * Author: Neil Armstrong <narmstrong@baylibre.com>
   4  * Author: Jerome Brunet <jbrunet@baylibre.com>
   5  *
   6  * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   7  */
   8
   9 /dts-v1/;
  10
  11 #include <dt-bindings/input/input.h>
  12
  13 #include "meson-gxl-s905x.dtsi"
  14
  15 / {
  16         compatible = "libretech,cc", "amlogic,s905x", "amlogic,meson-gxl";
  17         model = "Libre Technology CC";
  18
  19         aliases {
  20                 serial0 = &uart_AO;
  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         sd-uhs-sdr12;
 238         sd-uhs-sdr25;
 239         sd-uhs-sdr50;
 240         max-frequency = <100000000>;
 241         disable-wp;
 242
 243         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
 244         cd-inverted;
 245
 246         vmmc-supply = <&vcc_3v3>;
 247         vqmmc-supply = <&vcc_card>;
 248 };
 249
 250 /* eMMC */
 251 &sd_emmc_c {
 252         status = "okay";
 253         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 254         pinctrl-1 = <&emmc_clk_gate_pins>;
 255         pinctrl-names = "default", "clk-gate";
 256
 257         bus-width = <8>;
 258         cap-mmc-highspeed;
 259         mmc-ddr-3_3v;
 260         max-frequency = <50000000>;
 261         non-removable;
 262         disable-wp;
 263
 264         mmc-pwrseq = <&emmc_pwrseq>;
 265         vmmc-supply = <&vcc_3v3>;
 266         vqmmc-supply = <&vddio_boot>;
 267 };
 268
 269 &uart_AO {
 270         status = "okay";
 271         pinctrl-0 = <&uart_ao_a_pins>;
 272         pinctrl-names = "default";
 273 };