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@0 { /* 128 MB */
  18                 device_type = "memory";
  19                 reg = <0x00000000 0x8000000>;
  20         };
  21
  22         chosen {
  23                 bootargs = "console=ttyS0,19200n8 root=/dev/mtdblock3 rw rootfstype=squashfs,jffs2 rootwait";
  24                 stdout-path = &uart0;
  25         };
  26
  27         gpio_keys {
  28                 compatible = "gpio-keys";
  29
  30                 button-setup {
  31                         debounce-interval = <100>;
  32                         wakeup-source;
  33                         linux,code = <KEY_SETUP>;
  34                         label = "Backup button";
  35                         /* Conflict with TVC */
  36                         gpios = <&gpio1 29 GPIO_ACTIVE_LOW>;
  37                 };
  38                 button-restart {
  39                         debounce-interval = <100>;
  40                         wakeup-source;
  41                         linux,code = <KEY_RESTART>;
  42                         label = "Softreset button";
  43                         /* Conflict with TVC */
  44                         gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
  45                 };
  46         };
  47
  48         leds {
  49                 compatible = "gpio-leds";
  50                 led-orange-hdd {
  51                         label = "nas4220b:orange:hdd";
  52                         /* Conflict with TVC */
  53                         gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
  54                         default-state = "on";
  55                 };
  56                 led-green-os {
  57                         label = "nas4220b:green:os";
  58                         /* Conflict with TVC */
  59                         gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
  60                         default-state = "on";
  61                         linux,default-trigger = "heartbeat";
  62                 };
  63         };
  64
  65         mdio0: mdio {
  66                 compatible = "virtual,mdio-gpio";
  67                 gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */
  68                         <&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */
  69                 #address-cells = <1>;
  70                 #size-cells = <0>;
  71
  72                 phy0: ethernet-phy@1 {
  73                         reg = <1>;
  74                         device_type = "ethernet-phy";
  75                 };
  76         };
  77
  78         soc {
  79                 flash@30000000 {
  80                         status = "okay";
  81                         /* 16MB of flash */
  82                         reg = <0x30000000 0x01000000>;
  83
  84                         partitions {
  85                                 compatible = "redboot-fis";
  86                                 /* Eraseblock at 0xfe0000 */
  87                                 fis-index-block = <0x7f>;
  88                         };
  89                 };
  90
  91                 syscon: syscon@40000000 {
  92                         pinctrl {
  93                                 /*
  94                                  * gpio1dgrp cover line 28-31 otherwise used
  95                                  * by TVC.
  96                                  */
  97                                 gpio1_default_pins: pinctrl-gpio1 {
  98                                         mux {
  99                                                 function = "gpio1";
 100                                                 groups = "gpio1dgrp";
 101                                         };
 102                                 };
 103                                 pinctrl-gmii {
 104                                         mux {
 105                                                 function = "gmii";
 106                                                 groups = "gmii_gmac0_grp";
 107                                         };
 108                                         /* Settings come from OpenWRT, pins on SL3516 */
 109                                         conf0 {
 110                                                 pins = "V8 GMAC0 RXDV", "T10 GMAC1 RXDV";
 111                                                 skew-delay = <0>;
 112                                         };
 113                                         conf1 {
 114                                                 pins = "Y7 GMAC0 RXC", "Y11 GMAC1 RXC";
 115                                                 skew-delay = <15>;
 116                                         };
 117                                         conf2 {
 118                                                 pins = "T8 GMAC0 TXEN", "W11 GMAC1 TXEN";
 119                                                 skew-delay = <7>;
 120                                         };
 121                                         conf3 {
 122                                                 pins = "U8 GMAC0 TXC";
 123                                                 skew-delay = <11>;
 124                                         };
 125                                         conf4 {
 126                                                 pins = "V11 GMAC1 TXC";
 127                                                 skew-delay = <10>;
 128                                         };
 129                                         conf5 {
 130                                                 /* The data lines all have default skew */
 131                                                 pins = "W8 GMAC0 RXD0", "V9 GMAC0 RXD1",
 132                                                        "Y8 GMAC0 RXD2", "U9 GMAC0 RXD3",
 133                                                        "T7 GMAC0 TXD0", "U6 GMAC0 TXD1",
 134                                                        "V7 GMAC0 TXD2", "U7 GMAC0 TXD3",
 135                                                        "Y12 GMAC1 RXD0", "V12 GMAC1 RXD1",
 136                                                        "T11 GMAC1 RXD2", "W12 GMAC1 RXD3",
 137                                                        "U10 GMAC1 TXD0", "Y10 GMAC1 TXD1",
 138                                                        "W10 GMAC1 TXD2", "T9 GMAC1 TXD3";
 139                                                 skew-delay = <7>;
 140                                         };
 141                                         /* Set up drive strength on GMAC0 to 16 mA */
 142                                         conf6 {
 143                                                 groups = "gmii_gmac0_grp";
 144                                                 drive-strength = <16>;
 145                                         };
 146                                 };
 147                         };
 148                 };
 149
 150                 sata: sata@46000000 {
 151                         cortina,gemini-ata-muxmode = <0>;
 152                         cortina,gemini-enable-sata-bridge;
 153                         status = "okay";
 154                 };
 155
 156                 gpio1: gpio@4e000000 {
 157                         pinctrl-names = "default";
 158                         pinctrl-0 = <&gpio1_default_pins>;
 159                 };
 160
 161                 ethernet@60000000 {
 162                         status = "okay";
 163
 164                         ethernet-port@0 {
 165                                 phy-mode = "rgmii";
 166                                 phy-handle = <&phy0>;
 167                         };
 168                         ethernet-port@1 {
 169                                 /* Not used in this platform */
 170                         };
 171                 };
 172
 173                 ata@63000000 {
 174                         status = "okay";
 175                 };
 176
 177                 ata@63400000 {
 178                         status = "okay";
 179                 };
 180
 181                 usb@68000000 {
 182                         status = "okay";
 183                 };
 184
 185                 usb@69000000 {
 186                         status = "okay";
 187                 };
 188         };
 189 };