arch/arm/boot/dts/intel-ixp42x-iomega-nas100d.dts

   1 // SPDX-License-Identifier: ISC
   2 /*
   3  * Device Tree file for Iomega NAS 100D
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "intel-ixp42x.dtsi"
   9 #include <dt-bindings/input/input.h>
  10
  11 / {
  12         model = "Iomega NAS 100D";
  13         compatible = "iom,nas-100d", "intel,ixp42x";
  14         #address-cells = <1>;
  15         #size-cells = <1>;
  16
  17         memory@0 {
  18                 /* 64 MB SDRAM */
  19                 device_type = "memory";
  20                 reg = <0x00000000 0x4000000>;
  21         };
  22
  23         chosen {
  24                 bootargs = "console=ttyS0,115200n8 root=/dev/sda1 rw rootwait";
  25                 stdout-path = "uart0:115200n8";
  26         };
  27
  28         aliases {
  29                 serial0 = &uart0;
  30         };
  31
  32         leds {
  33                 compatible = "gpio-leds";
  34                 led-wlan {
  35                         label = "nas100d:red:wlan";
  36                         gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
  37                         default-state = "on";
  38                         /* We don't have WLAN trigger in the kernel (yet) */
  39                         linux,default-trigger = "netdev";
  40                 };
  41                 led-disk {
  42                         label = "nas100d:red:disk";
  43                         gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
  44                         default-state = "on";
  45                         linux,default-trigger = "disk-activity";
  46                 };
  47                 led-power {
  48                         label = "nas100d:red:power";
  49                         gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
  50                         default-state = "on";
  51                         linux,default-trigger = "heartbeat";
  52                 };
  53         };
  54
  55         gpio_keys {
  56                 compatible = "gpio-keys";
  57
  58                 button-power {
  59                         wakeup-source;
  60                         linux,code = <KEY_POWER>;
  61                         label = "power";
  62                         gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
  63                 };
  64                 button-reset {
  65                         wakeup-source;
  66                         linux,code = <KEY_ESC>;
  67                         label = "reset";
  68                         gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
  69                 };
  70         };
  71
  72         i2c {
  73                 compatible = "i2c-gpio";
  74                 sda-gpios = <&gpio0 5 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  75                 scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
  76                 #address-cells = <1>;
  77                 #size-cells = <0>;
  78
  79                 rtc@51 {
  80                         compatible = "nxp,pcf8563";
  81                         reg = <0x51>;
  82                 };
  83         };
  84
  85         gpio-poweroff {
  86                 compatible = "gpio-poweroff";
  87                 gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
  88                 timeout-ms = <5000>;
  89         };
  90
  91         soc {
  92                 bus@c4000000 {
  93                         /* The first 16MB region at CS0 on the expansion bus */
  94                         flash@0,0 {
  95                                 compatible = "intel,ixp4xx-flash", "cfi-flash";
  96                                 bank-width = <2>;
  97                                 /*
  98                                  * 8 MB of Flash in 0x20000 byte blocks
  99                                  * mapped in at CS0.
 100                                  */
 101                                 reg = <0 0x00000000 0x800000>;
 102
 103                                 partitions {
 104                                         compatible = "redboot-fis";
 105                                         /* Eraseblock at 0x7e0000 */
 106                                         fis-index-block = <0x3f>;
 107                                 };
 108                         };
 109                 };
 110
 111                 pci@c0000000 {
 112                         status = "ok";
 113
 114                         /*
 115                          * Taken from NAS 100D PCI boardfile (nas100d-pci.c)
 116                          * We have slots (IDSEL) 1, 2 and 3 and pins 1, 2 and 3.
 117                          */
 118                         interrupt-map =
 119                         /* IDSEL 1 */
 120                         <0x0800 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 11 */
 121                         /* IDSEL 2 */
 122                         <0x1000 0 0 1 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 10 */
 123                         /* IDSEL 3 */
 124                         <0x1800 0 0 1 &gpio0 9  IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 3 is irq 9 */
 125                         <0x1800 0 0 2 &gpio0 8  IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 3 is irq 8 */
 126                         <0x1800 0 0 3 &gpio0 7  IRQ_TYPE_LEVEL_LOW>; /* INT C on slot 3 is irq 7 */
 127                 };
 128
 129                 ethernet@c8009000 {
 130                         status = "ok";
 131                         queue-rx = <&qmgr 3>;
 132                         queue-txready = <&qmgr 20>;
 133                         phy-mode = "rgmii";
 134                         phy-handle = <&phy0>;
 135
 136                         mdio {
 137                                 #address-cells = <1>;
 138                                 #size-cells = <0>;
 139
 140                                 phy0: ethernet-phy@0 {
 141                                         reg = <0>;
 142                                 };
 143                         };
 144                 };
 145         };
 146 };