target/linux/ath79/dts/ar9344_teltonika_rut9xx.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2
   3 #include "ar9344.dtsi"
   4
   5 #include <dt-bindings/gpio/gpio.h>
   6 #include <dt-bindings/input/input.h>
   7
   8 / {
   9         compatible = "teltonika,rut9xx", "qca,ar9344";
  10
  11         aliases {
  12                 serial0 = &uart;
  13                 serial1 = &hs_uart;
  14                 label-mac-device = &eth1;
  15         };
  16
  17         i2c0: i2c {
  18                 compatible = "i2c-gpio";
  19                 scl-gpios = <&gpio 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  20                 sda-gpios = <&gpio 17 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  21                 #address-cells = <1>;
  22                 #size-cells = <0>;
  23
  24                 hwmon@4d {
  25                         compatible = "microchip,mcp3221";
  26                         reg = <0x4d>;
  27                 };
  28         };
  29
  30         keys {
  31                 compatible = "gpio-keys";
  32
  33                 reset {
  34                         label = "reset";
  35                         linux,code = <KEY_RESTART>;
  36                         gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
  37                         debounce-interval = <60>;
  38                 };
  39         };
  40 };
  41
  42 &ref {
  43         clock-frequency = <40000000>;
  44 };
  45
  46 &uart {
  47         status = "okay";
  48 };
  49
  50 &hs_uart {
  51         status = "okay";
  52
  53         pinctrl-names = "default";
  54         pinctrl-0 = <&pmx_uart2>;
  55
  56         rts-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
  57         rs485-rts-active-low;
  58         linux,rs485-enabled-at-boot-time;
  59 };
  60
  61 &spi {
  62         status = "okay";
  63
  64         pinctrl-names = "default";
  65         pinctrl-0 = <&pmx_spi>;
  66
  67         flash@0 {
  68                 compatible = "jedec,spi-nor";
  69                 reg = <0>;
  70                 spi-max-frequency = <25000000>;
  71
  72                 partitions {
  73                         compatible = "fixed-partitions";
  74                         #address-cells = <1>;
  75                         #size-cells = <1>;
  76
  77                         partition@0 {
  78                                 label = "u-boot";
  79                                 reg = <0x0 0x20000>;
  80                                 read-only;
  81                         };
  82
  83                         config: partition@20000 {
  84                                 label = "config";
  85                                 reg = <0x20000 0x10000>;
  86                                 read-only;
  87                         };
  88
  89                         art: partition@30000 {
  90                                 label = "art";
  91                                 reg = <0x30000 0x10000>;
  92                                 read-only;
  93                         };
  94
  95                         partition@40000 {
  96                                 label = "firmware";
  97                                 reg = <0x40000 0xf30000>;
  98                                 compatible = "tplink,firmware";
  99                         };
 100
 101                         partition@f70000 {
 102                                 label = "event-log";
 103                                 reg = <0xf70000 0x90000>;
 104                                 read-only;
 105                         };
 106                 };
 107         };
 108
 109         microsd@1 {
 110                 status = "disabled";
 111
 112                 compatible = "mmc-spi-slot";
 113                 spi-max-frequency = <25000000>;
 114                 reg = <1>;
 115                 voltage-ranges = <3200 3400>;
 116                 broken-cd;
 117         };
 118 };
 119
 120 &usb {
 121         #address-cells = <1>;
 122         #size-cells = <0>;
 123         status = "okay";
 124
 125         port@1 {
 126                 #address-cells = <1>;
 127                 #size-cells = <0>;
 128                 reg = <1>;
 129
 130                 port@1 {
 131                         compatible = "usb-a-connector";
 132                         reg = <1>;
 133                 };
 134
 135                 port@3 {
 136                         label = "RS-232 serial adapter";
 137                         reg = <3>;
 138                 };
 139
 140                 port@4 {
 141                         label = "internal wwan modem";
 142                         reg = <4>;
 143                 };
 144         };
 145 };
 146
 147 &usb_phy {
 148         status = "okay";
 149 };
 150
 151 &wmac {
 152         status = "okay";
 153
 154         mtd-cal-data = <&art 0x1000>;
 155         mtd-mac-address = <&config 0x0>;
 156         mtd-mac-address-increment = <2>;
 157 };
 158
 159 &pinmux {
 160         pmx_spi: spi {
 161                 // SPI_CS1 on GPIO 3
 162                 pinctrl-single,bits = <0x0 0x07000000 0xff000000>;
 163         };
 164
 165         pmx_leds_switch: leds_switch {
 166                 // switch port LEDs on GPIO 1, GPIO 13, GPIO 14 and GPIO 22
 167                 pinctrl-single,bits =  <0x0 0x00002d00 0x0000ff00>,
 168                                         <0xc 0x002c2b00 0x00ffff00>,
 169                                         <0x14 0x002a0000 0x00ff0000>;
 170         };
 171
 172         pmx_uart2: uart2 {
 173                 // UART1_DTR on GPIO 0, UART1_RD on GPIO 11, UART1_TD on GPIO 18
 174                 pinctrl-single,bits = <0x0 0x0 0xff>,
 175                                 <0x10 0x4f000000 0xff000000>,
 176                                 <0x3c 0x000b0000 0x00ff0000>;
 177         };
 178 };