1*c184d44aSFrank Li# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2*c184d44aSFrank Li%YAML 1.2 3*c184d44aSFrank Li--- 4*c184d44aSFrank Li$id: http://devicetree.org/schemas/interrupt-controller/fsl,ls-msi.yaml# 5*c184d44aSFrank Li$schema: http://devicetree.org/meta-schemas/core.yaml# 6*c184d44aSFrank Li 7*c184d44aSFrank Lititle: Freescale Layerscape SCFG PCIe MSI controller 8*c184d44aSFrank Li 9*c184d44aSFrank Lidescription: | 10*c184d44aSFrank Li This interrupt controller hardware is a second level interrupt controller that 11*c184d44aSFrank Li is hooked to a parent interrupt controller: e.g: ARM GIC for ARM-based 12*c184d44aSFrank Li platforms. If interrupt-parent is not provided, the default parent interrupt 13*c184d44aSFrank Li controller will be used. 14*c184d44aSFrank Li 15*c184d44aSFrank Li Each PCIe node needs to have property msi-parent that points to 16*c184d44aSFrank Li MSI controller node 17*c184d44aSFrank Li 18*c184d44aSFrank Limaintainers: 19*c184d44aSFrank Li - Frank Li <Frank.Li@nxp.com> 20*c184d44aSFrank Li 21*c184d44aSFrank Liproperties: 22*c184d44aSFrank Li compatible: 23*c184d44aSFrank Li enum: 24*c184d44aSFrank Li - fsl,ls1012a-msi 25*c184d44aSFrank Li - fsl,ls1021a-msi 26*c184d44aSFrank Li - fsl,ls1043a-msi 27*c184d44aSFrank Li - fsl,ls1043a-v1.1-msi 28*c184d44aSFrank Li - fsl,ls1046a-msi 29*c184d44aSFrank Li 30*c184d44aSFrank Li reg: 31*c184d44aSFrank Li maxItems: 1 32*c184d44aSFrank Li 33*c184d44aSFrank Li '#msi-cells': 34*c184d44aSFrank Li const: 1 35*c184d44aSFrank Li 36*c184d44aSFrank Li interrupts: 37*c184d44aSFrank Li items: 38*c184d44aSFrank Li - description: Shared MSI interrupt group 0 39*c184d44aSFrank Li - description: Shared MSI interrupt group 1 40*c184d44aSFrank Li - description: Shared MSI interrupt group 2 41*c184d44aSFrank Li - description: Shared MSI interrupt group 3 42*c184d44aSFrank Li minItems: 1 43*c184d44aSFrank Li 44*c184d44aSFrank Lirequired: 45*c184d44aSFrank Li - compatible 46*c184d44aSFrank Li - reg 47*c184d44aSFrank Li - msi-controller 48*c184d44aSFrank Li - interrupts 49*c184d44aSFrank Li 50*c184d44aSFrank LiallOf: 51*c184d44aSFrank Li - $ref: msi-controller.yaml 52*c184d44aSFrank Li - if: 53*c184d44aSFrank Li properties: 54*c184d44aSFrank Li compatible: 55*c184d44aSFrank Li contains: 56*c184d44aSFrank Li enum: 57*c184d44aSFrank Li - fsl,ls1046a-msi 58*c184d44aSFrank Li then: 59*c184d44aSFrank Li properties: 60*c184d44aSFrank Li interrupts: 61*c184d44aSFrank Li minItems: 4 62*c184d44aSFrank Li else: 63*c184d44aSFrank Li properties: 64*c184d44aSFrank Li interrupts: 65*c184d44aSFrank Li maxItems: 1 66*c184d44aSFrank Li 67*c184d44aSFrank LiunevaluatedProperties: false 68*c184d44aSFrank Li 69*c184d44aSFrank Liexamples: 70*c184d44aSFrank Li - | 71*c184d44aSFrank Li #include <dt-bindings/interrupt-controller/arm-gic.h> 72*c184d44aSFrank Li 73*c184d44aSFrank Li interrupt-controller@1571000 { 74*c184d44aSFrank Li compatible = "fsl,ls1043a-msi"; 75*c184d44aSFrank Li reg = <0x1571000 0x8>; 76*c184d44aSFrank Li msi-controller; 77*c184d44aSFrank Li #msi-cells = <1>; 78*c184d44aSFrank Li interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>; 79*c184d44aSFrank Li }; 80