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 #include <dt-bindings/leds/common.h>
  12
  13 / {
  14         compatible = "sanlinking,d240", "ralink,mt7620a-soc";
  15         model = "Sanlinking Technologies D240";
  16
  17         aliases {
  18                 led-boot = &led_power;
  19                 led-failsafe = &led_power;
  20                 led-running = &led_power;
  21                 led-upgrade = &led_power;
  22         };
  23
  24         chosen {
  25                 bootargs = "console=ttyS0,115200";
  26         };
  27
  28         gpio-export {
  29                 compatible = "gpio-export";
  30                 #size-cells = <0>;
  31
  32                 power_mpcie2 {
  33                         gpio-export,name = "power_mpcie2";
  34                         gpio-export,output = <1>;
  35                         gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
  36                 };
  37
  38                 power_mpcie1 {
  39                         gpio-export,name = "power_mpcie1";
  40                         gpio-export,output = <1>;
  41                         gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>;
  42                 };
  43         };
  44
  45         leds {
  46                 compatible = "gpio-leds";
  47
  48                 led_power: power {
  49                         function = LED_FUNCTION_POWER;
  50                         color = <LED_COLOR_ID_BLUE>;
  51                         gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
  52                 };
  53
  54                 usb {
  55                         function = LED_FUNCTION_USB;
  56                         color = <LED_COLOR_ID_BLUE>;
  57                         gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
  58                         trigger-sources = <&ohci_port1>, <&ehci_port1>;
  59                         linux,default-trigger = "usbport";
  60                 };
  61
  62                 air {
  63                         label = "blue:wifi";
  64                         gpios = <&gpio3 0 GPIO_ACTIVE_LOW>;
  65                 };
  66         };
  67
  68         keys {
  69                 compatible = "gpio-keys";
  70
  71                 reset {
  72                         label = "reset";
  73                         gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
  74                         linux,code = <KEY_RESTART>;
  75                 };
  76         };
  77 };
  78
  79 &gpio1 {
  80         status = "okay";
  81 };
  82
  83 &gpio2 {
  84         status = "okay";
  85 };
  86
  87 &gpio3 {
  88         status = "okay";
  89 };
  90
  91 &spi0 {
  92         status = "okay";
  93
  94         flash@0 {
  95                 compatible = "jedec,spi-nor";
  96                 reg = <0>;
  97                 spi-max-frequency = <10000000>;
  98
  99                 partitions {
 100                         compatible = "fixed-partitions";
 101                         #address-cells = <1>;
 102                         #size-cells = <1>;
 103
 104                         partition@0 {
 105                                 label = "u-boot";
 106                                 reg = <0x0 0x30000>;
 107                                 read-only;
 108                         };
 109
 110                         partition@30000 {
 111                                 label = "u-boot-env";
 112                                 reg = <0x30000 0x10000>;
 113                                 read-only;
 114                         };
 115
 116                         partition@40000 {
 117                                 label = "factory";
 118                                 reg = <0x40000 0x10000>;
 119                                 read-only;
 120
 121                                 nvmem-layout {
 122                                         compatible = "fixed-layout";
 123                                         #address-cells = <1>;
 124                                         #size-cells = <1>;
 125
 126                                         eeprom_factory_0: eeprom@0 {
 127                                                 reg = <0x0 0x200>;
 128                                         };
 129
 130                                         macaddr_factory_4: macaddr@4 {
 131                                                 reg = <0x4 0x6>;
 132                                         };
 133                                 };
 134                         };
 135
 136                         partition@50000 {
 137                                 compatible = "denx,uimage";
 138                                 label = "firmware";
 139                                 reg = <0x50000 0xfb0000>;
 140                         };
 141                 };
 142         };
 143 };
 144
 145 &sdhci {
 146         status = "okay";
 147         /* the pins function is already set during pinmux driver load */
 148         /delete-property/ pinctrl-0;
 149 };
 150
 151 &ehci {
 152         status = "okay";
 153 };
 154
 155 &ohci {
 156         status = "okay";
 157 };
 158
 159 &ethernet {
 160         nvmem-cells = <&macaddr_factory_4>;
 161         nvmem-cell-names = "mac-address";
 162
 163         mediatek,portmap = "llllw";
 164 };
 165
 166 &wmac {
 167         nvmem-cells = <&eeprom_factory_0>;
 168         nvmem-cell-names = "eeprom";
 169 };
 170
 171 &state_default {
 172         default {
 173                 groups = "i2c", "uartf", "wled", "spi refclk", "pa";
 174                 function = "gpio";
 175         };
 176
 177         /*
 178          * The sd function of the nd_sd group configures two of the
 179          * groups pins as gpios. The pins are used as PCIe reset/power.
 180          * Due to the driver load order, the pins are configured way to
 181          * late if triggered by the sd-card driver.
 182          * To not introduce another kind of driver load order
 183          * dependency and configure the pins as early as possible,
 184          * means during pinmux driver load.
 185          */
 186         gpio_sd {
 187                 groups = "nd_sd";
 188                 function = "sd";
 189         };
 190 };
 191
 192 &pcie {
 193         status = "okay";
 194 };