arch/arm/boot/dts/intel-ixp45x-ixp46x.dtsi

   1 // SPDX-License-Identifier: ISC
   2 /*
   3  * Device Tree file for Intel XScale Network Processors
   4  * in the IXP45x and IXP46x series. This series has 64 interrupts and adds a
   5  * few more peripherals over the 42x and 43x series so this extends the
   6  * basic IXP4xx DTSI.
   7  */
   8 #include "intel-ixp4xx.dtsi"
   9
  10 / {
  11         soc {
  12                 bus@c4000000 {
  13                         compatible = "intel,ixp46x-expansion-bus-controller", "syscon";
  14                         /* Uses at least up to 0x124 */
  15                         reg = <0xc4000000 0x1000>;
  16                 };
  17
  18                 rng@70002100 {
  19                         compatible = "intel,ixp46x-rng";
  20                         reg = <0x70002100 4>;
  21                 };
  22
  23                 interrupt-controller@c8003000 {
  24                         compatible = "intel,ixp43x-interrupt";
  25                 };
  26
  27                 /*
  28                  * This is the USB Device Mode (UDC) controller, which is used
  29                  * to present the IXP4xx as a device on a USB bus.
  30                  */
  31                 usb@c800b000 {
  32                         compatible = "intel,ixp4xx-udc";
  33                         reg = <0xc800b000 0x1000>;
  34                         interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
  35                         status = "disabled";
  36                 };
  37
  38                 i2c@c8011000 {
  39                         compatible = "intel,ixp4xx-i2c";
  40                         reg = <0xc8011000 0x18>;
  41                         interrupts = <33 IRQ_TYPE_LEVEL_HIGH>;
  42                         status = "disabled";
  43                 };
  44
  45                 /* This is known as EthB1 */
  46                 ethernet@c800d000 {
  47                         compatible = "intel,ixp4xx-ethernet";
  48                         reg = <0xc800d000 0x1000>;
  49                         status = "disabled";
  50                         intel,npe = <1>;
  51                         /* Dummy values that depend on firmware */
  52                         queue-rx = <&qmgr 0>;
  53                         queue-txready = <&qmgr 0>;
  54                 };
  55
  56                 /* This is known as EthB2 */
  57                 ethernet@c800e000 {
  58                         compatible = "intel,ixp4xx-ethernet";
  59                         reg = <0xc800e000 0x1000>;
  60                         status = "disabled";
  61                         intel,npe = <2>;
  62                         /* Dummy values that depend on firmware */
  63                         queue-rx = <&qmgr 0>;
  64                         queue-txready = <&qmgr 0>;
  65                 };
  66
  67                 /* This is known as EthB3 */
  68                 ethernet@c800f000 {
  69                         compatible = "intel,ixp4xx-ethernet";
  70                         reg = <0xc800f000 0x1000>;
  71                         status = "disabled";
  72                         intel,npe = <3>;
  73                         /* Dummy values that depend on firmware */
  74                         queue-rx = <&qmgr 0>;
  75                         queue-txready = <&qmgr 0>;
  76                 };
  77         };
  78 };