target/linux/ramips/dts/mt7620a_sanlinking_d240.dts

   1 // SPDX-License-Identifier: BSD-3-Clause
   2 /*
   3  *  Copyright(c) 2017 Kristian Evensen <kristian.evensen@gmail.com>.
   4  *  All rights reserved.
   5  */
   6
   7 #include "mt7620a.dtsi"
   8
   9 #include <dt-bindings/gpio/gpio.h>
  10 #include <dt-bindings/input/input.h>
  11
  12 / {
  13         compatible = "sanlinking,d240", "ralink,mt7620a-soc";
  14         model = "Sanlinking Technologies D240";
  15
  16         aliases {
  17                 led-boot = &led_power;
  18                 led-failsafe = &led_power;
  19                 led-running = &led_power;
  20                 led-upgrade = &led_power;
  21         };
  22
  23         chosen {
  24                 bootargs = "console=ttyS0,115200";
  25         };
  26
  27         gpio-export {
  28                 compatible = "gpio-export";
  29                 #size-cells = <0>;
  30
  31                 power_mpcie2 {
  32                         gpio-export,name = "power_mpcie2";
  33                         gpio-export,output = <1>;
  34                         gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
  35                 };
  36
  37                 power_mpcie1 {
  38                         gpio-export,name = "power_mpcie1";
  39                         gpio-export,output = <1>;
  40                         gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
  41                 };
  42         };
  43
  44         leds {
  45                 compatible = "gpio-leds";
  46
  47                 led_power: power {
  48                         label = "blue:power";
  49                         gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
  50                 };
  51
  52                 usb {
  53                         label = "blue:usb";
  54                         gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
  55                         trigger-sources = <&ohci_port1>, <&ehci_port1>;
  56                         linux,default-trigger = "usbport";
  57                 };
  58
  59                 air {
  60                         label = "blue:wifi";
  61                         gpios = <&gpio3 0 GPIO_ACTIVE_LOW>;
  62                 };
  63         };
  64
  65         keys {
  66                 compatible = "gpio-keys";
  67
  68                 reset {
  69                         label = "reset";
  70                         gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
  71                         linux,code = <KEY_RESTART>;
  72                 };
  73         };
  74 };
  75
  76 &gpio1 {
  77         status = "okay";
  78 };
  79
  80 &gpio2 {
  81         status = "okay";
  82 };
  83
  84 &gpio3 {
  85         status = "okay";
  86 };
  87
  88 &spi0 {
  89         status = "okay";
  90
  91         flash@0 {
  92                 compatible = "jedec,spi-nor";
  93                 reg = <0>;
  94                 spi-max-frequency = <10000000>;
  95
  96                 partitions {
  97                         compatible = "fixed-partitions";
  98                         #address-cells = <1>;
  99                         #size-cells = <1>;
 100
 101                         partition@0 {
 102                                 label = "u-boot";
 103                                 reg = <0x0 0x30000>;
 104                                 read-only;
 105                         };
 106
 107                         partition@30000 {
 108                                 label = "u-boot-env";
 109                                 reg = <0x30000 0x10000>;
 110                                 read-only;
 111                         };
 112
 113                         factory: partition@40000 {
 114                                 label = "factory";
 115                                 reg = <0x40000 0x10000>;
 116                                 read-only;
 117
 118                                 nvmem-layout {
 119                                         compatible = "fixed-layout";
 120                                         #address-cells = <1>;
 121                                         #size-cells = <1>;
 122
 123                                         eeprom_factory_0: eeprom@0 {
 124                                                 reg = <0x0 0x200>;
 125                                         };
 126
 127                                         macaddr_factory_4: macaddr@4 {
 128                                                 reg = <0x4 0x6>;
 129                                         };
 130                                 };
 131                         };
 132
 133                         partition@50000 {
 134                                 compatible = "denx,uimage";
 135                                 label = "firmware";
 136                                 reg = <0x50000 0xfb0000>;
 137                         };
 138                 };
 139         };
 140 };
 141
 142 &sdhci {
 143         status = "okay";
 144         /* the pins function is already set during pinmux driver load */
 145         /delete-property/ pinctrl-0;
 146 };
 147
 148 &ehci {
 149         status = "okay";
 150 };
 151
 152 &ohci {
 153         status = "okay";
 154 };
 155
 156 &ethernet {
 157         nvmem-cells = <&macaddr_factory_4>;
 158         nvmem-cell-names = "mac-address";
 159
 160         mediatek,portmap = "llllw";
 161 };
 162
 163 &wmac {
 164         nvmem-cells = <&eeprom_factory_0>;
 165         nvmem-cell-names = "eeprom";
 166 };
 167
 168 &state_default {
 169         default {
 170                 groups = "i2c", "uartf", "wled", "spi refclk", "pa";
 171                 function = "gpio";
 172         };
 173
 174         /*
 175          * The sd function of the nd_sd group configures two of the
 176          * groups pins as gpios. The pins are used as PCIe reset/power.
 177          * Due to the driver load order, the pins are configured way to
 178          * late if triggered by the sd-card driver.
 179          * To not introduce another kind of driver load order
 180          * dependency and configure the pins as early as possible,
 181          * means during pinmux driver load.
 182          */
 183         gpio_sd {
 184                 groups = "nd_sd";
 185                 function = "sd";
 186         };
 187 };
 188
 189 &pcie {
 190         status = "okay";
 191 };