arch/arm/boot/dts/gemini-ns2502.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2021 Corentin Labbe <clabbe@baylibre.com>
   4  * Device Tree file for Edimax NS 2502
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "gemini.dtsi"
  10
  11 / {
  12         model = "Edimax NS-2502";
  13         compatible = "edimax,ns-2502", "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";
  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                 phy0: ethernet-phy@1 {
  40                         reg = <1>;
  41                         device_type = "ethernet-phy";
  42                         /* We lack the knowledge of necessary GPIO to achieve
  43                          * Gigabit
  44                          */
  45                         max-speed = <100>;
  46                 };
  47         };
  48 };
  49
  50 &ethernet {
  51         status = "okay";
  52         ethernet-port@0 {
  53                 phy-mode = "rgmii";
  54                 phy-handle = <&phy0>;
  55         };
  56 };
  57
  58 &flash {
  59         status = "okay";
  60         /* 8MB of flash */
  61         reg = <0x30000000 0x00800000>;
  62
  63         pinctrl-names = "enabled", "disabled";
  64         pinctrl-0 = <&pflash_default_pins>;
  65         pinctrl-1 = <&pflash_disabled_pins>;
  66
  67         partitions {
  68                 compatible = "fixed-partitions";
  69                 #address-cells = <1>;
  70                 #size-cells = <1>;
  71
  72                 partition@0 {
  73                         label = "RedBoot";
  74                         reg = <0x00000000 0x00020000>;
  75                 };
  76                 partition@20000 {
  77                         label = "kernel";
  78                         reg = <0x00020000 0x00700000>;
  79                 };
  80                 partition@720000 {
  81                         label = "VCTL";
  82                         reg = <0x00720000 0x00020000>;
  83                 };
  84                 partition@740000 {
  85                         label = "CurConf";
  86                         reg = <0x00740000 0x000a0000>;
  87                 };
  88                 partition@7e0000 {
  89                         label = "FIS";
  90                         reg = <0x007e0000 0x00010000>;
  91                 };
  92         };
  93 };
  94
  95 &gpio0 {
  96         pinctrl-names = "default";
  97         pinctrl-0 = <&gpio0_default_pins>;
  98 };
  99
 100 &ide0 {
 101         status = "okay";
 102 };
 103
 104 &ide1 {
 105         status = "okay";
 106 };
 107
 108 &sata {
 109         cortina,gemini-ata-muxmode = <3>;
 110         cortina,gemini-enable-sata-bridge;
 111         status = "okay";
 112 };
 113
 114 &syscon {
 115         pinctrl {
 116                 /*
 117                  * gpio0agrp cover line 0-4
 118                  * gpio0bgrp cover line 5
 119                  */
 120                 gpio0_default_pins: pinctrl-gpio0 {
 121                             mux {
 122                                     function = "gpio0";
 123                                     groups = "gpio0agrp", "gpio0bgrp", "gpio0hgrp";
 124                             };
 125                 };
 126                 pflash_disabled_pins: pinctrl-pflash-disabled {
 127                         mux {
 128                                 function = "gpio0";
 129                                 groups = "gpio0ggrp", "gpio0igrp", "gpio0jgrp",
 130                                          "gpio0kgrp";
 131                         };
 132                 };
 133                 pinctrl-gmii {
 134                         mux {
 135                                 function = "gmii";
 136                                 groups = "gmii_gmac0_grp";
 137                                 };
 138                 };
 139         };
 140 };
 141
 142 &usb0 {
 143         status = "okay";
 144 };
 145
 146 &usb1 {
 147         status = "okay";
 148 };