arch/arm/boot/dts/intel-ixp42x-gateway-7001.dts

   1 // SPDX-License-Identifier: ISC
   2 /*
   3  * Device Tree file for Gateway 7001 AP based on IXP422
   4  * Derived from boardfiles written by Imre Kaloz
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "intel-ixp42x.dtsi"
  10 #include <dt-bindings/input/input.h>
  11
  12 / {
  13         model = "Gateway 7001 AP";
  14         compatible = "gateway,7001", "intel,ixp42x";
  15         #address-cells = <1>;
  16         #size-cells = <1>;
  17
  18         memory@0 {
  19                 /* 32 MB SDRAM */
  20                 device_type = "memory";
  21                 reg = <0x00000000 0x2000000>;
  22         };
  23
  24         chosen {
  25                 bootargs = "console=ttyS0,115200n8";
  26                 stdout-path = "uart1:115200n8";
  27         };
  28
  29         aliases {
  30                 /* second UART is the primary console */
  31                 serial0 = &uart1;
  32         };
  33
  34         soc {
  35                 bus@c4000000 {
  36                         flash@0,0 {
  37                                 compatible = "intel,ixp4xx-flash", "cfi-flash";
  38                                 bank-width = <2>;
  39                                 /*
  40                                  * 8 MB of flash
  41                                  */
  42                                 reg = <0 0x00000000 0x800000>;
  43
  44                                 /* Configure expansion bus to allow writes */
  45                                 intel,ixp4xx-eb-write-enable = <1>;
  46
  47                                 partitions {
  48                                         compatible = "redboot-fis";
  49                                         /* Eraseblock at 0x7e0000 */
  50                                         fis-index-block = <0x3f>;
  51                                 };
  52                         };
  53                 };
  54
  55                 pci@c0000000 {
  56                         status = "ok";
  57
  58                         /*
  59                          * Taken from Gateway 7001 PCI boardfile (gateway7001-pci.c)
  60                          * We have slots (IDSEL) 1 and 2 with one assigned IRQ
  61                          * each handling all IRQs.
  62                          */
  63                         interrupt-map =
  64                         /* IDSEL 1 */
  65                         <0x0800 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 11 */
  66                         <0x0800 0 0 2 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 1 is irq 11 */
  67                         <0x0800 0 0 3 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 1 is irq 11 */
  68                         <0x0800 0 0 4 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 1 is irq 11 */
  69                         /* IDSEL 2 */
  70                         <0x1000 0 0 1 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 10 */
  71                         <0x1000 0 0 2 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 2 is irq 10 */
  72                         <0x1000 0 0 3 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 2 is irq 10 */
  73                         <0x1000 0 0 4 &gpio0 10 IRQ_TYPE_LEVEL_LOW>; /* INT D on slot 2 is irq 10 */
  74                 };
  75
  76                 ethernet@c8009000 {
  77                         status = "ok";
  78                         queue-rx = <&qmgr 3>;
  79                         queue-txready = <&qmgr 20>;
  80                         phy-mode = "rgmii";
  81                         phy-handle = <&phy1>;
  82
  83                         mdio {
  84                                 #address-cells = <1>;
  85                                 #size-cells = <0>;
  86
  87                                 phy1: ethernet-phy@1 {
  88                                         reg = <1>;
  89                                 };
  90                         };
  91                 };
  92
  93                 ethernet@c800a000 {
  94                         status = "ok";
  95                         queue-rx = <&qmgr 4>;
  96                         queue-txready = <&qmgr 21>;
  97                         phy-mode = "rgmii";
  98                         phy-handle = <&phy2>;
  99
 100                         mdio {
 101                                 #address-cells = <1>;
 102                                 #size-cells = <0>;
 103
 104                                 phy2: ethernet-phy@2 {
 105                                         reg = <2>;
 106                                 };
 107                         };
 108                 };
 109         };
 110 };