[PATCH v2 1/3] dt-bindings: PCI: imx6q-pcie: Add intr, aer and pme interrupts

From: Richard Zhu

Date: Tue Apr 28 2026 - 04:07:01 EST


Add 'intr', 'aer', and 'pme' interrupt entries to the i.MX6Q PCIe
binding to support PCIe event-based interrupts for general controller
events, Advanced Error Reporting, and Power Management Events
respectively.

These interrupts are optional for most variants but required for
fsl,imx95-pcie, which must specify all 5 interrupts (msi, dma, intr,
aer, pme).

Signed-off-by: Richard Zhu <hongxing.zhu@xxxxxxx>
---
.../bindings/pci/fsl,imx6q-pcie.yaml | 21 +++++++++++++++++++
1 file changed, 21 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
index 9d1349855b422..0913c3312ed26 100644
--- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
@@ -58,12 +58,18 @@ properties:
items:
- description: builtin MSI controller.
- description: builtin DMA controller.
+ - description: PCIe event interrupt.
+ - description: builtin AER SPI standalone interrupter line.
+ - description: builtin PME SPI standalone interrupter line.

interrupt-names:
minItems: 1
items:
- const: msi
- const: dma
+ - const: intr
+ - const: aer
+ - const: pme

reset-gpio:
description: Should specify the GPIO for controlling the PCI bus device
@@ -231,6 +237,21 @@ allOf:
- const: ref
- const: extref # Optional

+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - fsl,imx95-pcie
+ then:
+ properties:
+ interrupts:
+ minItems: 5
+ maxItems: 5
+ interrupt-names:
+ minItems: 5
+ maxItems: 5
+
unevaluatedProperties: false

examples:
--
2.37.1