bcm53016-meraki-mr32.dts

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    1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
    2 /*
    3  * Broadcom BCM470X / BCM5301X ARM platform code.
    4  * DTS for Meraki MR32 / Codename: Espresso
    5  *
    6  * Copyright (C) 2018-2020 Christian Lamparter <chunkeey@gmail.com>
    7  */
    8 
    9 /dts-v1/;
   10 
   11 #include "bcm4708.dtsi"
   12 #include "bcm5301x-nand-cs0-bch8.dtsi"
   13 #include <dt-bindings/leds/common.h>
   14 
   15 / {
   16         compatible = "meraki,mr32", "brcm,bcm53016", "brcm,bcm4708";
   17         model = "Meraki MR32";
   18 
   19         chosen {
   20                 bootargs = " console=ttyS0,115200n8 earlycon";
   21         };
   22 
   23         memory@0 {
   24                 reg = <0x00000000 0x08000000>;
   25                 device_type = "memory";
   26         };
   27 
   28         aliases {
   29                 serial1 = &uart2;
   30         };
   31 
   32         leds {
   33                 compatible = "gpio-leds";
   34 
   35                 sysled3 {
   36                         function = LED_FUNCTION_FAULT;
   37                         color = <LED_COLOR_ID_AMBER>;
   38                         gpios = <&chipcommon 18 GPIO_ACTIVE_LOW>;
   39                         panic-indicator;
   40                 };
   41                 sysled2 {
   42                         function = LED_FUNCTION_INDICATOR;
   43                         color = <LED_COLOR_ID_WHITE>;
   44                         gpios = <&chipcommon 19 GPIO_ACTIVE_HIGH>;
   45                 };
   46         };
   47 
   48         keys {
   49                 compatible = "gpio-keys";
   50 
   51                 button-restart {
   52                         label = "Reset";
   53                         linux,code = <KEY_RESTART>;
   54                         gpios = <&chipcommon 21 GPIO_ACTIVE_LOW>;
   55                 };
   56         };
   57 
   58         pwm-leds {
   59                 compatible = "pwm-leds";
   60 
   61                 red {
   62                         /* SYS-LED 1 - Tricolor */
   63                         function = LED_FUNCTION_INDICATOR;
   64                         color = <LED_COLOR_ID_RED>;
   65                         pwms = <&pwm 0 50000 0>;
   66                         max-brightness = <255>;
   67                 };
   68 
   69                 green {
   70                         /* SYS-LED 1 - Tricolor */
   71                         function = LED_FUNCTION_POWER;
   72                         color = <LED_COLOR_ID_GREEN>;
   73                         pwms = <&pwm 1 50000 0>;
   74                         max-brightness = <255>;
   75                 };
   76 
   77                 blue {
   78                         /* SYS-LED 1 - Tricolor */
   79                         function = LED_FUNCTION_INDICATOR;
   80                         color = <LED_COLOR_ID_BLUE>;
   81                         pwms = <&pwm 2 50000 0>;
   82                         max-brightness = <255>;
   83                 };
   84         };
   85 };
   86 
   87 &uart0 {
   88         clock-frequency = <62500000>;
   89         /delete-property/ clocks;
   90 };
   91 
   92 &uart1 {
   93         status = "disabled";
   94 };
   95 
   96 &uart2 {
   97         status = "okay";
   98         /*
   99          * bluetooth-le {
  100          *      compatible = "brcm,bcm20732";
  101          *      enable-gpios = <&chipcommon 20 GPIO_ACTIVE_HIGH>;
  102          *};
  103          */
  104 };
  105 
  106 &gmac0 {
  107         nvmem-cell-names = "mac-address";
  108         nvmem-cells = <&mac_address>;
  109 };
  110 
  111 &gmac1 {
  112         status = "disabled";
  113 };
  114 &gmac2 {
  115         status = "disabled";
  116 };
  117 &gmac3 {
  118         status = "disabled";
  119 };
  120 
  121 &pwm {
  122         status = "okay";
  123         pinctrl-names = "default";
  124         pinctrl-0 = <&pinmux_pwm>;
  125 };
  126 
  127 &nandcs {
  128         nand-ecc-algo = "hw";
  129 
  130         partitions {
  131                 /*
  132                  * The partition autodetection does not work for this device.
  133                  * It will only detect the "nvram" partition with an incorrect size.
  134                  *      [    1.721667] 1 bcm47xxpart partitions found on MTD device brcmnand.0
  135                  *      [    1.727962] Creating 1 MTD partitions on "brcmnand.0":
  136                  *      [    1.733117] 0x000000400000-0x000008000000 : "nvram"
  137                  */
  138 
  139                 compatible = "fixed-partitions";
  140                 #address-cells = <0x1>;
  141                 #size-cells = <0x1>;
  142 
  143                 partition0@0 {
  144                         label = "u-boot";
  145                         reg = <0x0 0x100000>;
  146                         read-only;
  147                 };
  148 
  149                 partition1@100000 {
  150                         label = "bootkernel1";
  151                         reg = <0x100000 0x300000>;
  152                         read-only;
  153                 };
  154 
  155                 partition2@400000 {
  156                         label = "nvram";
  157                         reg = <0x400000 0x100000>;
  158                         read-only;
  159                 };
  160 
  161                 partition3@500000 {
  162                         label = "bootkernel2";
  163                         reg = <0x500000 0x300000>;
  164                         read-only;
  165                 };
  166 
  167                 partition4@800000 {
  168                         label = "ubi";
  169                         reg = <0x800000 0x7780000>;
  170                 };
  171         };
  172 };
  173 
  174 &srab {
  175         status = "okay";
  176 
  177         ports {
  178                 port@0 {
  179                         reg = <0>;
  180                         label = "poe";
  181                 };
  182 
  183                 port@5 {
  184                         reg = <5>;
  185                         label = "cpu";
  186                         ethernet = <&gmac0>;
  187 
  188                         fixed-link {
  189                                 speed = <1000>;
  190                                 duplex-full;
  191                         };
  192                 };
  193         };
  194 };
  195 
  196 &i2c0 {
  197         status = "okay";
  198 
  199         pinctrl-names = "default";
  200         pinctrl-0 = <&pinmux_i2c>;
  201 
  202         clock-frequency = <100000>;
  203 
  204         current_sense: ina219@45 {
  205                 compatible = "ti,ina219";
  206                 reg = <0x45>;
  207                 shunt-resistor = <60000>; /* = 60 mOhms */
  208         };
  209 
  210         eeprom: eeprom@50 {
  211                 compatible = "atmel,24c64";
  212                 reg = <0x50>;
  213                 pagesize = <32>;
  214                 read-only;
  215                 #address-cells = <1>;
  216                 #size-cells = <1>;
  217 
  218                 mac_address: mac-address@66 {
  219                         reg = <0x66 0x6>;
  220                 };
  221         };
  222 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/bcm53016-meraki-mr32.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/bcm53016-meraki-mr32.dts