1*c66ec88fSEmmanuel Vadot// SPDX-License-Identifier: GPL-2.0 2*c66ec88fSEmmanuel Vadot/dts-v1/; 3*c66ec88fSEmmanuel Vadot 4*c66ec88fSEmmanuel Vadot/ { 5*c66ec88fSEmmanuel Vadot compatible = "cdns,xtensa-iss"; 6*c66ec88fSEmmanuel Vadot #address-cells = <1>; 7*c66ec88fSEmmanuel Vadot #size-cells = <1>; 8*c66ec88fSEmmanuel Vadot interrupt-parent = <&pic>; 9*c66ec88fSEmmanuel Vadot 10*c66ec88fSEmmanuel Vadot chosen { 11*c66ec88fSEmmanuel Vadot bootargs = "console=ttyS0,115200n8 debug"; 12*c66ec88fSEmmanuel Vadot }; 13*c66ec88fSEmmanuel Vadot 14*c66ec88fSEmmanuel Vadot memory@0 { 15*c66ec88fSEmmanuel Vadot device_type = "memory"; 16*c66ec88fSEmmanuel Vadot reg = <0x00000000 0x80000000>; 17*c66ec88fSEmmanuel Vadot }; 18*c66ec88fSEmmanuel Vadot 19*c66ec88fSEmmanuel Vadot cpus { 20*c66ec88fSEmmanuel Vadot #address-cells = <1>; 21*c66ec88fSEmmanuel Vadot #size-cells = <0>; 22*c66ec88fSEmmanuel Vadot cpu@0 { 23*c66ec88fSEmmanuel Vadot compatible = "cdns,xtensa-cpu"; 24*c66ec88fSEmmanuel Vadot reg = <0>; 25*c66ec88fSEmmanuel Vadot clocks = <&osc>; 26*c66ec88fSEmmanuel Vadot }; 27*c66ec88fSEmmanuel Vadot }; 28*c66ec88fSEmmanuel Vadot 29*c66ec88fSEmmanuel Vadot clocks { 30*c66ec88fSEmmanuel Vadot osc: osc { 31*c66ec88fSEmmanuel Vadot #clock-cells = <0>; 32*c66ec88fSEmmanuel Vadot compatible = "fixed-clock"; 33*c66ec88fSEmmanuel Vadot clock-frequency = <40000000>; 34*c66ec88fSEmmanuel Vadot }; 35*c66ec88fSEmmanuel Vadot }; 36*c66ec88fSEmmanuel Vadot 37*c66ec88fSEmmanuel Vadot pic: pic { 38*c66ec88fSEmmanuel Vadot compatible = "cdns,xtensa-pic"; 39*c66ec88fSEmmanuel Vadot /* one cell: internal irq number, 40*c66ec88fSEmmanuel Vadot * two cells: second cell == 0: internal irq number 41*c66ec88fSEmmanuel Vadot * second cell == 1: external irq number 42*c66ec88fSEmmanuel Vadot */ 43*c66ec88fSEmmanuel Vadot #address-cells = <0>; 44*c66ec88fSEmmanuel Vadot #interrupt-cells = <2>; 45*c66ec88fSEmmanuel Vadot interrupt-controller; 46*c66ec88fSEmmanuel Vadot }; 47*c66ec88fSEmmanuel Vadot 48*c66ec88fSEmmanuel Vadot pci { 49*c66ec88fSEmmanuel Vadot compatible = "pci-host-ecam-generic"; 50*c66ec88fSEmmanuel Vadot device_type = "pci"; 51*c66ec88fSEmmanuel Vadot #address-cells = <3>; 52*c66ec88fSEmmanuel Vadot #size-cells = <2>; 53*c66ec88fSEmmanuel Vadot #interrupt-cells = <0x1>; 54*c66ec88fSEmmanuel Vadot 55*c66ec88fSEmmanuel Vadot bus-range = <0x0 0x3e>; 56*c66ec88fSEmmanuel Vadot reg = <0xf0100000 0x03f00000>; 57*c66ec88fSEmmanuel Vadot 58*c66ec88fSEmmanuel Vadot // BUS_ADDRESS(3) CPU_PHYSICAL(1) SIZE(2) 59*c66ec88fSEmmanuel Vadot ranges = <0x01000000 0x0 0x00000000 0xf0000000 0x0 0x00010000>, 60*c66ec88fSEmmanuel Vadot <0x02000000 0x0 0xf4000000 0xf4000000 0x0 0x08000000>; 61*c66ec88fSEmmanuel Vadot 62*c66ec88fSEmmanuel Vadot // PCI_DEVICE(3) INT#(1) CONTROLLER(PHANDLE) CONTROLLER_DATA(2) 63*c66ec88fSEmmanuel Vadot interrupt-map = < 64*c66ec88fSEmmanuel Vadot 0x0000 0x0 0x0 0x1 &pic 0x0 0x1 65*c66ec88fSEmmanuel Vadot 0x0800 0x0 0x0 0x1 &pic 0x1 0x1 66*c66ec88fSEmmanuel Vadot 0x1000 0x0 0x0 0x1 &pic 0x2 0x1 67*c66ec88fSEmmanuel Vadot 0x1800 0x0 0x0 0x1 &pic 0x3 0x1 68*c66ec88fSEmmanuel Vadot >; 69*c66ec88fSEmmanuel Vadot 70*c66ec88fSEmmanuel Vadot interrupt-map-mask = <0x1800 0x0 0x0 0x7>; 71*c66ec88fSEmmanuel Vadot }; 72*c66ec88fSEmmanuel Vadot}; 73