arch/arm/boot/dts/sun8i-h3-nanopi-duo2.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (C) 2019 Karl Palsson <karlp@tweak.net.au>
   4  */
   5
   6 /dts-v1/;
   7 #include "sun8i-h3.dtsi"
   8 #include "sunxi-common-regulators.dtsi"
   9
  10 #include <dt-bindings/gpio/gpio.h>
  11 #include <dt-bindings/input/input.h>
  12
  13 / {
  14         model = "FriendlyARM NanoPi Duo2";
  15         compatible = "friendlyarm,nanopi-duo2", "allwinner,sun8i-h3";
  16
  17         aliases {
  18                 serial0 = &uart0;
  19         };
  20
  21         chosen {
  22                 stdout-path = "serial0:115200n8";
  23         };
  24
  25         leds {
  26                 compatible = "gpio-leds";
  27
  28                 pwr {
  29                         label = "nanopi:red:pwr";
  30                         gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
  31                         default-state = "on";
  32                 };
  33
  34                 status {
  35                         label = "nanopi:green:status";
  36                         gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>; /* PA10 */
  37                 };
  38         };
  39
  40         r_gpio_keys {
  41                 compatible = "gpio-keys";
  42
  43                 k1 {
  44                         label = "k1";
  45                         linux,code = <BTN_0>;
  46                         gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>; /* PL3 */
  47                 };
  48         };
  49
  50         reg_vdd_cpux: vdd-cpux-regulator {
  51                 compatible = "regulator-gpio";
  52                 regulator-name = "vdd-cpux";
  53                 regulator-min-microvolt = <1100000>;
  54                 regulator-max-microvolt = <1300000>;
  55                 regulator-always-on;
  56                 regulator-boot-on;
  57                 regulator-ramp-delay = <50>; /* 4ms */
  58
  59                 enable-active-high;
  60                 enable-gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
  61                 gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
  62                 gpios-states = <0x1>;
  63                 states = <1100000 0x0
  64                           1300000 0x1>;
  65         };
  66
  67         reg_vcc_dram: vcc-dram {
  68                 compatible = "regulator-fixed";
  69                 regulator-name = "vcc-dram";
  70                 regulator-min-microvolt = <1500000>;
  71                 regulator-max-microvolt = <1500000>;
  72                 regulator-always-on;
  73                 regulator-boot-on;
  74                 enable-active-high;
  75                 gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
  76                 vin-supply = <&reg_vcc5v0>;
  77         };
  78
  79         reg_vdd_sys: vdd-sys {
  80                 compatible = "regulator-fixed";
  81                 regulator-name = "vdd-sys";
  82                 regulator-min-microvolt = <1200000>;
  83                 regulator-max-microvolt = <1200000>;
  84                 regulator-always-on;
  85                 regulator-boot-on;
  86                 enable-active-high;
  87                 gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
  88                 vin-supply = <&reg_vcc5v0>;
  89         };
  90
  91         wifi_pwrseq: wifi_pwrseq {
  92                 compatible = "mmc-pwrseq-simple";
  93                 reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
  94                 clocks = <&rtc 1>;
  95                 clock-names = "ext_clock";
  96         };
  97
  98 };
  99
 100 &cpu0 {
 101         cpu-supply = <&reg_vdd_cpux>;
 102 };
 103
 104 &ehci0 {
 105         status = "okay";
 106 };
 107
 108 &mmc0 {
 109         bus-width = <4>;
 110         cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
 111         status = "okay";
 112         vmmc-supply = <&reg_vcc3v3>;
 113 };
 114
 115 &mmc1 {
 116         vmmc-supply = <&reg_vcc3v3>;
 117         vqmmc-supply = <&reg_vcc3v3>;
 118         mmc-pwrseq = <&wifi_pwrseq>;
 119         bus-width = <4>;
 120         non-removable;
 121         status = "okay";
 122
 123         sdio_wifi: sdio_wifi@1 {
 124                 reg = <1>;
 125                 compatible = "brcm,bcm4329-fmac";
 126                 interrupt-parent = <&pio>;
 127                 interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
 128                 interrupt-names = "host-wake";
 129         };
 130 };
 131
 132 &ohci0 {
 133         status = "okay";
 134 };
 135
 136 &reg_usb0_vbus {
 137         gpio = <&r_pio 0 2 GPIO_ACTIVE_HIGH>; /* PL2 */
 138         status = "okay";
 139 };
 140
 141 &uart0 {
 142         pinctrl-names = "default";
 143         pinctrl-0 = <&uart0_pa_pins>;
 144         status = "okay";
 145 };
 146
 147 &uart2 {
 148         pinctrl-names = "default";
 149         pinctrl-0 = <&uart2_pins>, <&uart2_rts_cts_pins>;
 150         uart-has-rtscts;
 151         status = "okay";
 152
 153         bluetooth {
 154                 compatible = "brcm,bcm43438-bt";
 155                 clocks = <&rtc 1>;
 156                 clock-names = "lpo";
 157                 vbat-supply = <&reg_vcc3v3>;
 158                 vddio-supply = <&reg_vcc3v3>;
 159                 device-wakeup-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
 160                 host-wakeup-gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
 161                 shutdown-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
 162         };
 163 };
 164
 165 &usb_otg {
 166         status = "okay";
 167         dr_mode = "otg";
 168 };
 169
 170 &usbphy {
 171         usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
 172         usb0_vbus-supply = <&reg_usb0_vbus>;
 173         status = "okay";
 174 };