arch/arm/boot/dts/gemini-ssi1328.dts

   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 };