arch/arm/dts/meson-gxl-s905x-p212.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2016 Martin Blumenstingl <martin.blumenstingl@googlemail.com>.
   4  * Based on meson-gx-p23x-q20x.dtsi:
   5  * - Copyright (c) 2016 Endless Computers, Inc.
   6  *   Author: Carlo Caione <carlo@endlessm.com>
   7  * - Copyright (c) 2016 BayLibre, SAS.
   8  *   Author: Neil Armstrong <narmstrong@baylibre.com>
   9  */
  10
  11 /* Common DTSI for devices which are based on the P212 reference board. */
  12
  13 #include "meson-gxl-s905x.dtsi"
  14
  15 / {
  16         aliases {
  17                 serial0 = &uart_AO;
  18                 serial1 = &uart_A;
  19                 ethernet0 = &ethmac;
  20         };
  21
  22         chosen {
  23                 stdout-path = "serial0:115200n8";
  24         };
  25
  26         memory@0 {
  27                 device_type = "memory";
  28                 reg = <0x0 0x0 0x0 0x80000000>;
  29         };
  30
  31         hdmi_5v: regulator-hdmi-5v {
  32                 compatible = "regulator-fixed";
  33
  34                 regulator-name = "HDMI_5V";
  35                 regulator-min-microvolt = <5000000>;
  36                 regulator-max-microvolt = <5000000>;
  37
  38                 gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
  39                 enable-active-high;
  40                 regulator-always-on;
  41         };
  42
  43         vddio_boot: regulator-vddio_boot {
  44                 compatible = "regulator-fixed";
  45                 regulator-name = "VDDIO_BOOT";
  46                 regulator-min-microvolt = <1800000>;
  47                 regulator-max-microvolt = <1800000>;
  48         };
  49
  50         vddao_3v3: regulator-vddao_3v3 {
  51                 compatible = "regulator-fixed";
  52                 regulator-name = "VDDAO_3V3";
  53                 regulator-min-microvolt = <3300000>;
  54                 regulator-max-microvolt = <3300000>;
  55         };
  56
  57         vddio_ao18: regulator-vddio_ao18 {
  58                 compatible = "regulator-fixed";
  59                 regulator-name = "VDDIO_AO18";
  60                 regulator-min-microvolt = <1800000>;
  61                 regulator-max-microvolt = <1800000>;
  62         };
  63
  64         vcc_3v3: regulator-vcc_3v3 {
  65                 compatible = "regulator-fixed";
  66                 regulator-name = "VCC_3V3";
  67                 regulator-min-microvolt = <3300000>;
  68                 regulator-max-microvolt = <3300000>;
  69         };
  70
  71         emmc_pwrseq: emmc-pwrseq {
  72                 compatible = "mmc-pwrseq-emmc";
  73                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
  74         };
  75
  76         wifi32k: wifi32k {
  77                 compatible = "pwm-clock";
  78                 #clock-cells = <0>;
  79                 clock-frequency = <32768>;
  80                 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
  81         };
  82
  83         sdio_pwrseq: sdio-pwrseq {
  84                 compatible = "mmc-pwrseq-simple";
  85                 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
  86                 clocks = <&wifi32k>;
  87                 clock-names = "ext_clock";
  88         };
  89 };
  90
  91 &ethmac {
  92         status = "okay";
  93 };
  94
  95 &ir {
  96         status = "okay";
  97         pinctrl-0 = <&remote_input_ao_pins>;
  98         pinctrl-names = "default";
  99 };
 100
 101 &saradc {
 102         status = "okay";
 103         vref-supply = <&vddio_ao18>;
 104 };
 105
 106 /* Wireless SDIO Module */
 107 &sd_emmc_a {
 108         status = "okay";
 109         pinctrl-0 = <&sdio_pins>;
 110         pinctrl-1 = <&sdio_clk_gate_pins>;
 111         pinctrl-names = "default", "clk-gate";
 112         #address-cells = <1>;
 113         #size-cells = <0>;
 114
 115         bus-width = <4>;
 116         cap-sd-highspeed;
 117         max-frequency = <50000000>;
 118
 119         non-removable;
 120         disable-wp;
 121
 122         /* WiFi firmware requires power to be kept while in suspend */
 123         keep-power-in-suspend;
 124
 125         mmc-pwrseq = <&sdio_pwrseq>;
 126
 127         vmmc-supply = <&vddao_3v3>;
 128         vqmmc-supply = <&vddio_boot>;
 129 };
 130
 131 /* SD card */
 132 &sd_emmc_b {
 133         status = "okay";
 134         pinctrl-0 = <&sdcard_pins>;
 135         pinctrl-1 = <&sdcard_clk_gate_pins>;
 136         pinctrl-names = "default", "clk-gate";
 137
 138         bus-width = <4>;
 139         cap-sd-highspeed;
 140         max-frequency = <50000000>;
 141         disable-wp;
 142
 143         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 144
 145         vmmc-supply = <&vddao_3v3>;
 146         vqmmc-supply = <&vddio_boot>;
 147 };
 148
 149 /* eMMC */
 150 &sd_emmc_c {
 151         status = "okay";
 152         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 153         pinctrl-1 = <&emmc_clk_gate_pins>;
 154         pinctrl-names = "default", "clk-gate";
 155
 156         bus-width = <8>;
 157         cap-mmc-highspeed;
 158         max-frequency = <200000000>;
 159         non-removable;
 160         disable-wp;
 161         mmc-ddr-1_8v;
 162         mmc-hs200-1_8v;
 163
 164         mmc-pwrseq = <&emmc_pwrseq>;
 165         vmmc-supply = <&vcc_3v3>;
 166         vqmmc-supply = <&vddio_boot>;
 167 };
 168
 169 &pwm_ef {
 170         status = "okay";
 171         pinctrl-0 = <&pwm_e_pins>;
 172         pinctrl-names = "default";
 173         clocks = <&clkc CLKID_FCLK_DIV4>;
 174         clock-names = "clkin0";
 175 };
 176
 177 /* This is connected to the Bluetooth module: */
 178 &uart_A {
 179         status = "okay";
 180         pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
 181         pinctrl-names = "default";
 182         uart-has-rtscts;
 183 };
 184
 185 &uart_AO {
 186         status = "okay";
 187         pinctrl-0 = <&uart_ao_a_pins>;
 188         pinctrl-names = "default";
 189 };
 190
 191 &usb0 {
 192         status = "okay";
 193 };
 194
 195 &usb2_phy0 {
 196         /*
 197          * HDMI_5V is also used as supply for the USB VBUS.
 198          */
 199         phy-supply = <&hdmi_5v>;
 200 };