| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 | 
 | 2 | /* | 
 | 3 |  * Xen Virtual Machine for unprivileged guests | 
 | 4 |  * | 
 | 5 |  * Based on ARM Ltd. Versatile Express CoreTile Express (single CPU) | 
 | 6 |  * Cortex-A15 MPCore (V2P-CA15) | 
 | 7 |  * | 
 | 8 |  */ | 
 | 9 |  | 
 | 10 | /dts-v1/; | 
 | 11 |  | 
 | 12 | / { | 
 | 13 | 	model = "XENVM-4.2"; | 
 | 14 | 	compatible = "xen,xenvm-4.2", "xen,xenvm"; | 
 | 15 | 	interrupt-parent = <&gic>; | 
 | 16 | 	#address-cells = <2>; | 
 | 17 | 	#size-cells = <2>; | 
 | 18 |  | 
 | 19 | 	chosen { | 
 | 20 | 		/* this field is going to be adjusted by the hypervisor */ | 
 | 21 | 		bootargs = "console=hvc0 root=/dev/xvda"; | 
 | 22 | 	}; | 
 | 23 |  | 
 | 24 | 	cpus { | 
 | 25 | 		#address-cells = <1>; | 
 | 26 | 		#size-cells = <0>; | 
 | 27 |  | 
 | 28 | 		cpu@0 { | 
 | 29 | 			device_type = "cpu"; | 
 | 30 | 			compatible = "arm,cortex-a15"; | 
 | 31 | 			reg = <0>; | 
 | 32 | 		}; | 
 | 33 |  | 
 | 34 | 		cpu@1 { | 
 | 35 | 			device_type = "cpu"; | 
 | 36 | 			compatible = "arm,cortex-a15"; | 
 | 37 | 			reg = <1>; | 
 | 38 | 		}; | 
 | 39 | 	}; | 
 | 40 |  | 
 | 41 | 	psci { | 
 | 42 | 		compatible      = "arm,psci"; | 
 | 43 | 		method          = "hvc"; | 
 | 44 | 		cpu_off         = <1>; | 
 | 45 | 		cpu_on          = <2>; | 
 | 46 | 	}; | 
 | 47 |  | 
 | 48 | 	memory@80000000 { | 
 | 49 | 		device_type = "memory"; | 
 | 50 | 		/* this field is going to be adjusted by the hypervisor */ | 
 | 51 | 		reg = <0 0x80000000 0 0x08000000>; | 
 | 52 | 	}; | 
 | 53 |  | 
 | 54 | 	gic: interrupt-controller@2c001000 { | 
 | 55 | 		compatible = "arm,cortex-a15-gic", "arm,cortex-a9-gic"; | 
 | 56 | 		#interrupt-cells = <3>; | 
 | 57 | 		#address-cells = <0>; | 
 | 58 | 		interrupt-controller; | 
 | 59 | 		reg = <0 0x2c001000 0 0x1000>, | 
 | 60 | 		      <0 0x2c002000 0 0x100>; | 
 | 61 | 	}; | 
 | 62 |  | 
 | 63 | 	timer { | 
 | 64 | 		compatible = "arm,armv7-timer"; | 
 | 65 | 		interrupts = <1 13 0xf08>, | 
 | 66 | 			     <1 14 0xf08>, | 
 | 67 | 			     <1 11 0xf08>, | 
 | 68 | 			     <1 10 0xf08>; | 
 | 69 | 	}; | 
 | 70 |  | 
 | 71 | 	hypervisor { | 
 | 72 | 		compatible = "xen,xen-4.2", "xen,xen"; | 
 | 73 | 		/* this field is going to be adjusted by the hypervisor */ | 
 | 74 | 		reg = <0 0xb0000000 0 0x20000>; | 
 | 75 | 		/* this field is going to be adjusted by the hypervisor */ | 
 | 76 | 		interrupts = <1 15 0xf08>; | 
 | 77 | 	}; | 
 | 78 |  | 
 | 79 | 	motherboard { | 
 | 80 | 		arm,v2m-memory-map = "rs1"; | 
 | 81 | 	}; | 
 | 82 | }; |