intel-ixp42x-adi-coyote.dts

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    1 // SPDX-License-Identifier: ISC
    2 /*
    3  * Device Tree file for ADI Engineering Coyote platform.
    4  * Derived from boardfiles written by MontaVista software.
    5  * Ethernet set-up from OpenWrt.
    6  */
    7 
    8 /dts-v1/;
    9 
   10 #include "intel-ixp42x.dtsi"
   11 #include <dt-bindings/input/input.h>
   12 
   13 / {
   14         model = "ADI Engineering Coyote reference design";
   15         compatible = "adieng,coyote", "intel,ixp42x";
   16         #address-cells = <1>;
   17         #size-cells = <1>;
   18 
   19         memory@0 {
   20                 /* CHECKME: 16 MB SDRAM minimum, maybe the Coyote actually has more */
   21                 device_type = "memory";
   22                 reg = <0x00000000 0x01000000>;
   23         };
   24 
   25         chosen {
   26                 bootargs = "console=ttyS0,115200n8 root=/dev/sda1 rw rootwait";
   27                 stdout-path = "uart1:115200n8";
   28         };
   29 
   30         aliases {
   31                 /* These are switched around */
   32                 serial0 = &uart1;
   33                 serial1 = &uart0;
   34         };
   35 
   36         soc {
   37                 bus@c4000000 {
   38                         flash@0,0 {
   39                                 compatible = "intel,ixp4xx-flash", "cfi-flash";
   40                                 bank-width = <2>;
   41                                 /*
   42                                  * 32 MB of Flash in 128 0x20000 sized blocks
   43                                  * mapped in at CS0 and CS1
   44                                  */
   45                                 reg = <0 0x00000000 0x2000000>;
   46 
   47                                 /* Configure expansion bus to allow writes */
   48                                 intel,ixp4xx-eb-write-enable = <1>;
   49 
   50                                 partitions {
   51                                         compatible = "redboot-fis";
   52                                         /* CHECKME: guess this is Redboot FIS */
   53                                         fis-index-block = <0x1ff>;
   54                                 };
   55                         };
   56                 };
   57 
   58                 pci@c0000000 {
   59                         status = "ok";
   60 
   61                         /*
   62                          * Taken from Coyote PCI boardfile.
   63                          * We have slots (IDSEL) 1 and 2 with one assigned IRQ
   64                          * each handling all IRQs.
   65                          */
   66                         #interrupt-cells = <1>;
   67                         interrupt-map-mask = <0xf800 0 0 7>;
   68                         interrupt-map =
   69                         /* IDSEL 1 */
   70                         <0x0800 0 0 1 &gpio0 6 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 6 */
   71                         <0x0800 0 0 2 &gpio0 6 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 1 is irq 6 */
   72                         <0x0800 0 0 3 &gpio0 6 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 1 is irq 6 */
   73                         <0x0800 0 0 4 &gpio0 6 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 1 is irq 6 */
   74                         /* IDSEL 2 */
   75                         <0x1000 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 11 */
   76                         <0x1000 0 0 2 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 2 is irq 11 */
   77                         <0x1000 0 0 3 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 2 is irq 11 */
   78                         <0x1000 0 0 4 &gpio0 11 IRQ_TYPE_LEVEL_LOW>; /* INT D on slot 2 is irq 11 */
   79                 };
   80 
   81                 /* EthB */
   82                 ethernet@c8009000 {
   83                         status = "ok";
   84                         queue-rx = <&qmgr 3>;
   85                         queue-txready = <&qmgr 20>;
   86                         phy-mode = "rgmii";
   87                         phy-handle = <&phy5>;
   88 
   89                         mdio {
   90                                 #address-cells = <1>;
   91                                 #size-cells = <0>;
   92 
   93                                 phy4: ethernet-phy@4 {
   94                                         reg = <4>;
   95                                 };
   96 
   97                                 phy5: ethernet-phy@5 {
   98                                         reg = <5>;
   99                                 };
  100                         };
  101                 };
  102 
  103                 /* EthC */
  104                 ethernet@c800a000 {
  105                         status = "ok";
  106                         queue-rx = <&qmgr 4>;
  107                         queue-txready = <&qmgr 21>;
  108                         phy-mode = "rgmii";
  109                         phy-handle = <&phy4>;
  110                 };
  111         };
  112 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/intel-ixp42x-adi-coyote.dts

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sys/contrib/device-tree/src/arm/intel-ixp42x-adi-coyote.dts