gemini-ssi1328.dts

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /*
    3  * Copyright (C) 2021 Corentin Labbe <clabbe@baylibre.com>
    4  * Device Tree file for SSI 1328
    5  */
    6 
    7 /dts-v1/;
    8 
    9 #include "gemini.dtsi"
   10 
   11 / {
   12         model = "SSI 1328";
   13         compatible = "ssi,1328", "cortina,gemini";
   14         #address-cells = <1>;
   15         #size-cells = <1>;
   16 
   17         memory@0 {
   18                 /* 128 MB */
   19                 device_type = "memory";
   20                 reg = <0x00000000 0x8000000>;
   21         };
   22 
   23         aliases {
   24                 mdio-gpio0 = &mdio0;
   25         };
   26 
   27         chosen {
   28                 bootargs = "console=ttyS0,19200n8 initrd=0x900000,9M";
   29                 stdout-path = &uart0;
   30         };
   31 
   32         mdio0: mdio {
   33                 compatible = "virtual,mdio-gpio";
   34                 gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */
   35                         <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */
   36                 #address-cells = <1>;
   37                 #size-cells = <0>;
   38 
   39                 /* LAN Marvell 88E1118 */
   40                 phy0: ethernet-phy@1 {
   41                         reg = <1>;
   42                         device_type = "ethernet-phy";
   43                         /* We lack the knowledge of necessary GPIO to achieve
   44                          * Gigabit
   45                          */
   46                         max-speed = <100>;
   47                 };
   48                 /* WAN ICPlus IP101A */
   49                 phy1: ethernet-phy@2 {
   50                         reg = <2>;
   51                         device_type = "ethernet-phy";
   52                 };
   53         };
   54 };
   55 
   56 &ethernet {
   57         status = "okay";
   58         ethernet-port@0 {
   59                 phy-mode = "rgmii";
   60                 phy-handle = <&phy0>;
   61         };
   62         ethernet-port@1 {
   63                 phy-mode = "rgmii";
   64                 phy-handle = <&phy1>;
   65         };
   66 };
   67 
   68 &flash {
   69         status = "okay";
   70         /* 32MB of flash */
   71         reg = <0x30000000 0x03200000>;
   72 
   73         pinctrl-names = "enabled", "disabled";
   74         pinctrl-0 = <&pflash_default_pins>;
   75         pinctrl-1 = <&pflash_disabled_pins>;
   76 
   77         partitions {
   78                 compatible = "redboot-fis";
   79                 /* Eraseblock at 0xfe0000 */
   80                 fis-index-block = <0x7F>;
   81         };
   82 };
   83 
   84 &gpio0 {
   85         pinctrl-names = "default";
   86         pinctrl-0 = <&gpio0_default_pins>;
   87 };
   88 
   89 &ide0 {
   90         status = "okay";
   91 };
   92 
   93 &ide1 {
   94         status = "okay";
   95 };
   96 
   97 &sata {
   98         cortina,gemini-ata-muxmode = <0>;
   99         cortina,gemini-enable-sata-bridge;
  100         status = "okay";
  101 };
  102 
  103 &syscon {
  104         pinctrl {
  105                 /*
  106                  * gpio0agrp cover line 0-4
  107                  * gpio0bgrp cover line 5
  108                  */
  109                 gpio0_default_pins: pinctrl-gpio0 {
  110                         mux {
  111                                 function = "gpio0";
  112                                 groups = "gpio0agrp", "gpio0bgrp";
  113                         };
  114                 };
  115                 pflash_disabled_pins: pinctrl-pflash-disabled {
  116                         mux {
  117                                 function = "gpio0";
  118                                 groups = "gpio0ggrp", "gpio0igrp", "gpio0jgrp",
  119                                          "gpio0kgrp";
  120                         };
  121                 };
  122                 pinctrl-gmii {
  123                         /* This platform use both the ethernet ports */
  124                         mux {
  125                                 function = "gmii";
  126                                 groups = "gmii_gmac0_grp", "gmii_gmac1_grp";
  127                         };
  128                 };
  129         };
  130 };
  131 
  132 &usb0 {
  133         status = "okay";
  134 };
  135 
  136 &usb1 {
  137         status = "okay";
  138 };

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sys/contrib/device-tree/src/arm/gemini-ssi1328.dts