target/linux/ath79/dts/ar9344_teltonika_rut9xx.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /dts-v1/;
   3
   4 #include <dt-bindings/gpio/gpio.h>
   5 #include <dt-bindings/input/input.h>
   6
   7 #include "ar9344.dtsi"
   8
   9 / {
  10         compatible = "teltonika,rut9xx", "qca,ar9344";
  11
  12         aliases {
  13                 serial0 = &uart;
  14                 serial1 = &hs_uart;
  15                 label-mac-device = &eth1;
  16         };
  17
  18         i2c0: i2c {
  19                 compatible = "i2c-gpio";
  20                 scl-gpios = <&gpio 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  21                 sda-gpios = <&gpio 17 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  22                 #address-cells = <1>;
  23                 #size-cells = <0>;
  24
  25                 hwmon@4d {
  26                         compatible = "microchip,mcp3221";
  27                         reg = <0x4d>;
  28                 };
  29         };
  30
  31         keys {
  32                 compatible = "gpio-keys";
  33
  34                 reset {
  35                         label = "reset";
  36                         linux,code = <KEY_RESTART>;
  37                         gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
  38                         debounce-interval = <60>;
  39                 };
  40         };
  41 };
  42
  43 &ref {
  44         clock-frequency = <40000000>;
  45 };
  46
  47 &uart {
  48         status = "okay";
  49 };
  50
  51 &hs_uart {
  52         status = "okay";
  53
  54         pinctrl-names = "default";
  55         pinctrl-0 = <&pmx_uart2>;
  56
  57         rts-gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
  58         rs485-rts-active-low;
  59         linux,rs485-enabled-at-boot-time;
  60 };
  61
  62 &spi {
  63         status = "okay";
  64         num-cs = <2>;
  65         pinctrl-names = "default";
  66         pinctrl-0 = <&pmx_spi>;
  67
  68         flash@0 {
  69                 compatible = "jedec,spi-nor";
  70                 reg = <0>;
  71                 spi-max-frequency = <25000000>;
  72
  73                 partitions {
  74                         compatible = "fixed-partitions";
  75                         #address-cells = <1>;
  76                         #size-cells = <1>;
  77
  78                         partition@0 {
  79                                 label = "u-boot";
  80                                 reg = <0x0 0x20000>;
  81                                 read-only;
  82                         };
  83
  84                         config: partition@20000 {
  85                                 label = "config";
  86                                 reg = <0x20000 0x10000>;
  87                                 read-only;
  88                         };
  89
  90                         art: partition@30000 {
  91                                 label = "art";
  92                                 reg = <0x30000 0x10000>;
  93                                 read-only;
  94                         };
  95
  96                         partition@40000 {
  97                                 label = "firmware";
  98                                 reg = <0x40000 0xf30000>;
  99                                 compatible = "tplink,firmware";
 100                         };
 101
 102                         partition@f70000 {
 103                                 label = "event-log";
 104                                 reg = <0xf70000 0x90000>;
 105                                 read-only;
 106                         };
 107                 };
 108         };
 109
 110         microsd@1 {
 111                 status = "disabled";
 112
 113                 compatible = "mmc-spi-slot";
 114                 spi-max-frequency = <25000000>;
 115                 reg = <1>;
 116                 voltage-ranges = <3200 3400>;
 117                 broken-cd;
 118         };
 119 };
 120
 121 &usb {
 122         #address-cells = <1>;
 123         #size-cells = <0>;
 124         status = "okay";
 125
 126         port@1 {
 127                 #address-cells = <1>;
 128                 #size-cells = <0>;
 129                 reg = <1>;
 130
 131                 port@1 {
 132                         compatible = "usb-a-connector";
 133                         reg = <1>;
 134                 };
 135
 136                 port@3 {
 137                         label = "RS-232 serial adapter";
 138                         reg = <3>;
 139                 };
 140
 141                 port@4 {
 142                         label = "internal wwan modem";
 143                         reg = <4>;
 144                 };
 145         };
 146 };
 147
 148 &usb_phy {
 149         status = "okay";
 150 };
 151
 152 &wmac {
 153         status = "okay";
 154
 155         mtd-cal-data = <&art 0x1000>;
 156         mtd-mac-address = <&config 0x0>;
 157         mtd-mac-address-increment = <2>;
 158 };
 159
 160 &pinmux {
 161         pmx_spi: spi {
 162                 // SPI_CS1 on GPIO 3
 163                 pinctrl-single,bits = <0x0 0x07000000 0xff000000>;
 164         };
 165
 166         pmx_leds_switch: leds_switch {
 167                 // switch port LEDs on GPIO 1, GPIO 13, GPIO 14 and GPIO 22
 168                 pinctrl-single,bits =  <0x0 0x00002d00 0x0000ff00>,
 169                                         <0xc 0x002c2b00 0x00ffff00>,
 170                                         <0x14 0x002a0000 0x00ff0000>;
 171         };
 172
 173         pmx_uart2: uart2 {
 174                 // UART1_DTR on GPIO 0, UART1_RD on GPIO 11, UART1_TD on GPIO 18
 175                 pinctrl-single,bits = <0x0 0x0 0xff>,
 176                                 <0x10 0x4f000000 0xff000000>,
 177                                 <0x3c 0x000b0000 0x00ff0000>;
 178         };
 179 };