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 Computer Board AML-S905X-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         vcc_3v3: regulator-vcc_3v3 {
  76                 compatible = "regulator-fixed";
  77                 regulator-name = "VCC_3V3";
  78                 regulator-min-microvolt = <3300000>;
  79                 regulator-max-microvolt = <3300000>;
  80         };
  81
  82         vcc_card: regulator-vcc-card {
  83                 compatible = "regulator-gpio";
  84
  85                 regulator-name = "VCC_CARD";
  86                 regulator-min-microvolt = <1800000>;
  87                 regulator-max-microvolt = <3300000>;
  88
  89                 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
  90                 gpios-states = <0>;
  91
  92                 states = <3300000 0>,
  93                          <1800000 1>;
  94
  95                 regulator-settling-time-up-us = <200>;
  96                 regulator-settling-time-down-us = <50000>;
  97         };
  98
  99         vddio_boot: regulator-vddio_boot {
 100                 compatible = "regulator-fixed";
 101                 regulator-name = "VDDIO_BOOT";
 102                 regulator-min-microvolt = <3300000>;
 103                 regulator-max-microvolt = <3300000>;
 104         };
 105 };
 106
 107 &cec_AO {
 108         status = "okay";
 109         pinctrl-0 = <&ao_cec_pins>;
 110         pinctrl-names = "default";
 111         hdmi-phandle = <&hdmi_tx>;
 112 };
 113
 114 &cvbs_vdac_port {
 115         cvbs_vdac_out: endpoint {
 116                 remote-endpoint = <&cvbs_connector_in>;
 117         };
 118 };
 119
 120 &ethmac {
 121         status = "okay";
 122 };
 123
 124 &ir {
 125         status = "okay";
 126         pinctrl-0 = <&remote_input_ao_pins>;
 127         pinctrl-names = "default";
 128 };
 129
 130 &hdmi_tx {
 131         status = "okay";
 132         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 133         pinctrl-names = "default";
 134 };
 135
 136 &hdmi_tx_tmds_port {
 137         hdmi_tx_tmds_out: endpoint {
 138                 remote-endpoint = <&hdmi_connector_in>;
 139         };
 140 };
 141
 142 &gpio_ao {
 143         gpio-line-names = "UART TX",
 144                           "UART RX",
 145                           "Blue LED",
 146                           "SDCard Voltage Switch",
 147                           "7J1 Header Pin5",
 148                           "7J1 Header Pin3",
 149                           "7J1 Header Pin12",
 150                           "IR In",
 151                           "9J3 Switch HDMI CEC/7J1 Header Pin11",
 152                           "7J1 Header Pin13";
 153 };
 154
 155 &gpio {
 156         gpio-line-names = /* Bank GPIOZ */
 157                           "", "", "", "", "", "", "",
 158                           "", "", "", "", "", "", "",
 159                           "Eth Link LED", "Eth Activity LED",
 160                           /* Bank GPIOH */
 161                           "HDMI HPD", "HDMI SDA", "HDMI SCL",
 162                           "HDMI_5V_EN", "9J1 Header Pin2",
 163                           "Analog Audio Mute",
 164                           "2J3 Header Pin6",
 165                           "2J3 Header Pin5",
 166                           "2J3 Header Pin4",
 167                           "2J3 Header Pin3",
 168                           /* Bank BOOT */
 169                           "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
 170                           "eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
 171                           "eMMC Clk", "eMMC Reset", "eMMC CMD",
 172                           "ALT BOOT MODE", "", "", "", "eMMC Data Strobe",
 173                           /* Bank CARD */
 174                           "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
 175                           "SDCard D3", "SDCard D2", "SDCard Det",
 176                           /* Bank GPIODV */
 177                           "", "", "", "", "", "", "", "", "", "", "", "",
 178                           "", "", "", "", "", "", "", "", "", "", "", "",
 179                           "Green LED", "VCCK Enable",
 180                           "7J1 Header Pin27", "7J1 Header Pin28",
 181                           "VCCK Regulator", "VDDEE Regulator",
 182                           /* Bank GPIOX */
 183                           "7J1 Header Pin22", "7J1 Header Pin26",
 184                           "7J1 Header Pin36", "7J1 Header Pin38",
 185                           "7J1 Header Pin40", "7J1 Header Pin37",
 186                           "7J1 Header Pin33", "7J1 Header Pin35",
 187                           "7J1 Header Pin19", "7J1 Header Pin21",
 188                           "7J1 Header Pin24", "7J1 Header Pin23",
 189                           "7J1 Header Pin8", "7J1 Header Pin10",
 190                           "7J1 Header Pin16", "7J1 Header Pin18",
 191                           "7J1 Header Pin32", "7J1 Header Pin29",
 192                           "7J1 Header Pin31",
 193                           /* Bank GPIOCLK */
 194                           "7J1 Header Pin7", "",
 195                           /* GPIO_TEST_N */
 196                           "7J1 Header Pin15";
 197 };
 198
 199 /* SD card */
 200 &sd_emmc_b {
 201         status = "okay";
 202         pinctrl-0 = <&sdcard_pins>;
 203         pinctrl-1 = <&sdcard_clk_gate_pins>;
 204         pinctrl-names = "default", "clk-gate";
 205
 206         bus-width = <4>;
 207         cap-sd-highspeed;
 208         max-frequency = <100000000>;
 209         disable-wp;
 210
 211         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
 212         cd-inverted;
 213
 214         vmmc-supply = <&vcc_3v3>;
 215         vqmmc-supply = <&vcc_card>;
 216 };
 217
 218 /* eMMC */
 219 &sd_emmc_c {
 220         status = "okay";
 221         pinctrl-0 = <&emmc_pins>;
 222         pinctrl-1 = <&emmc_clk_gate_pins>;
 223         pinctrl-names = "default", "clk-gate";
 224
 225         bus-width = <8>;
 226         cap-mmc-highspeed;
 227         mmc-ddr-3_3v;
 228         max-frequency = <50000000>;
 229         disable-wp;
 230
 231         mmc-pwrseq = <&emmc_pwrseq>;
 232         vmmc-supply = <&vcc_3v3>;
 233         vqmmc-supply = <&vddio_boot>;
 234 };
 235
 236 &uart_AO {
 237         status = "okay";
 238         pinctrl-0 = <&uart_ao_a_pins>;
 239         pinctrl-names = "default";
 240 };