arch/arm/boot/dts/gemini-nas4220b.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree file for the Gemini-based Raidsonic NAS IB-4220-B
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "gemini.dtsi"
   9 #include <dt-bindings/input/input.h>
  10
  11 / {
  12         model = "Raidsonic NAS IB-4220-B";
  13         compatible = "raidsonic,ib-4220-b", "cortina,gemini";
  14         #address-cells = <1>;
  15         #size-cells = <1>;
  16
  17         memory { /* 128 MB */
  18                 device_type = "memory";
  19                 reg = <0x00000000 0x8000000>;
  20         };
  21
  22         chosen {
  23                 bootargs = "console=ttyS0,19200n8";
  24                 stdout-path = &uart0;
  25         };
  26
  27         gpio_keys {
  28                 compatible = "gpio-keys";
  29                 #address-cells = <1>;
  30                 #size-cells = <0>;
  31
  32                 button@29 {
  33                         debounce_interval = <50>;
  34                         wakeup-source;
  35                         linux,code = <KEY_SETUP>;
  36                         label = "Backup button";
  37                         /* Conflict with TVC */
  38                         gpios = <&gpio1 29 GPIO_ACTIVE_LOW>;
  39                 };
  40                 button@31 {
  41                         debounce_interval = <50>;
  42                         wakeup-source;
  43                         linux,code = <KEY_RESTART>;
  44                         label = "Softreset button";
  45                         /* Conflict with TVC */
  46                         gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
  47                 };
  48         };
  49
  50         leds {
  51                 compatible = "gpio-leds";
  52                 led@28 {
  53                         label = "nas4220b:orange:hdd";
  54                         /* Conflict with TVC */
  55                         gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
  56                         default-state = "on";
  57                 };
  58                 led@30 {
  59                         label = "nas4220b:green:os";
  60                         /* Conflict with TVC */
  61                         gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
  62                         default-state = "on";
  63                         linux,default-trigger = "heartbeat";
  64                 };
  65         };
  66
  67         mdio0: ethernet-phy {
  68                 compatible = "virtual,mdio-gpio";
  69                 gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */
  70                         <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */
  71                 #address-cells = <1>;
  72                 #size-cells = <0>;
  73
  74                 phy0: ethernet-phy@1 {
  75                         reg = <1>;
  76                         device_type = "ethernet-phy";
  77                 };
  78         };
  79
  80         soc {
  81                 flash@30000000 {
  82                         status = "okay";
  83                         /* 16MB of flash */
  84                         reg = <0x30000000 0x01000000>;
  85
  86                         partition@0 {
  87                                 label = "RedBoot";
  88                                 reg = <0x00000000 0x00020000>;
  89                                 read-only;
  90                         };
  91                         partition@20000 {
  92                                 label = "Kernel";
  93                                 reg = <0x00020000 0x00300000>;
  94                         };
  95                         partition@320000 {
  96                                 label = "Ramdisk";
  97                                 reg = <0x00320000 0x00600000>;
  98                         };
  99                         partition@920000 {
 100                                 label = "Application";
 101                                 reg = <0x00920000 0x00600000>;
 102                         };
 103                         partition@f20000 {
 104                                 label = "VCTL";
 105                                 reg = <0x00f20000 0x00020000>;
 106                                 read-only;
 107                         };
 108                         partition@f40000 {
 109                                 label = "CurConf";
 110                                 reg = <0x00f40000 0x000a0000>;
 111                                 read-only;
 112                         };
 113                         partition@fe0000 {
 114                                 label = "FIS directory";
 115                                 reg = <0x00fe0000 0x00020000>;
 116                                 read-only;
 117                         };
 118                 };
 119
 120                 syscon: syscon@40000000 {
 121                         pinctrl {
 122                                 /*
 123                                  * gpio1dgrp cover line 28-31 otherwise used
 124                                  * by TVC.
 125                                  */
 126                                 gpio1_default_pins: pinctrl-gpio1 {
 127                                         mux {
 128                                                 function = "gpio1";
 129                                                 groups = "gpio1dgrp";
 130                                         };
 131                                 };
 132                                 pinctrl-gmii {
 133                                         mux {
 134                                                 function = "gmii";
 135                                                 groups = "gmii_gmac0_grp";
 136                                         };
 137                                         /* Settings come from OpenWRT */
 138                                         conf0 {
 139                                                 pins = "R8 GMAC0 RXDV", "U11 GMAC1 RXDV";
 140                                                 skew-delay = <0>;
 141                                         };
 142                                         conf1 {
 143                                                 pins = "T8 GMAC0 RXC", "T11 GMAC1 RXC";
 144                                                 skew-delay = <15>;
 145                                         };
 146                                         conf2 {
 147                                                 pins = "P8 GMAC0 TXEN", "V11 GMAC1 TXEN";
 148                                                 skew-delay = <7>;
 149                                         };
 150                                         conf3 {
 151                                                 pins = "V7 GMAC0 TXC";
 152                                                 skew-delay = <11>;
 153                                         };
 154                                         conf4 {
 155                                                 pins = "P10 GMAC1 TXC";
 156                                                 skew-delay = <10>;
 157                                         };
 158                                         conf5 {
 159                                                 /* The data lines all have default skew */
 160                                                 pins = "U8 GMAC0 RXD0", "V8 GMAC0 RXD1",
 161                                                        "P9 GMAC0 RXD2", "R9 GMAC0 RXD3",
 162                                                        "U7 GMAC0 TXD0", "T7 GMAC0 TXD1",
 163                                                        "R7 GMAC0 TXD2", "P7 GMAC0 TXD3",
 164                                                        "R11 GMAC1 RXD0", "P11 GMAC1 RXD1",
 165                                                        "V12 GMAC1 RXD2", "U12 GMAC1 RXD3",
 166                                                        "R10 GMAC1 TXD0", "T10 GMAC1 TXD1",
 167                                                        "U10 GMAC1 TXD2", "V10 GMAC1 TXD3";
 168                                                 skew-delay = <7>;
 169                                         };
 170                                         /* Set up drive strength on GMAC0 to 16 mA */
 171                                         conf6 {
 172                                                 groups = "gmii_gmac0_grp";
 173                                                 drive-strength = <16>;
 174                                         };
 175                                 };
 176                         };
 177                 };
 178
 179                 sata: sata@46000000 {
 180                         cortina,gemini-ata-muxmode = <0>;
 181                         cortina,gemini-enable-sata-bridge;
 182                         status = "okay";
 183                 };
 184
 185                 gpio1: gpio@4e000000 {
 186                         pinctrl-names = "default";
 187                         pinctrl-0 = <&gpio1_default_pins>;
 188                 };
 189
 190                 ethernet@60000000 {
 191                         status = "okay";
 192
 193                         ethernet-port@0 {
 194                                 phy-mode = "rgmii";
 195                                 phy-handle = <&phy0>;
 196                         };
 197                         ethernet-port@1 {
 198                                 /* Not used in this platform */
 199                         };
 200                 };
 201
 202                 ata@63000000 {
 203                         status = "okay";
 204                 };
 205         };
 206 };