[PATCH v3 5/7] dt-bindings: bus: Add Hyper-V VMBus cache coherency and IRQs

Roman Kisel romank at linux.microsoft.com
Fri Jul 26 15:59:08 PDT 2024


Add dt-bindings for the Hyper-V VMBus DMA cache coherency
and interrupt specification.

Signed-off-by: Roman Kisel <romank at linux.microsoft.com>
---
 .../devicetree/bindings/bus/microsoft,vmbus.yaml      | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml b/Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml
index a8d40c766dcd..5ec69226ab85 100644
--- a/Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml
+++ b/Documentation/devicetree/bindings/bus/microsoft,vmbus.yaml
@@ -44,11 +44,22 @@ examples:
             #size-cells = <1>;
             ranges;
 
+            gic: intc at fe200000 {
+              compatible = "arm,gic-v3";
+              reg = <0x0 0xfe200000 0x0 0x10000>,   /* GIC Dist */
+                    <0x0 0xfe280000 0x0 0x200000>;  /* GICR */
+              interrupt-controller;
+              #interrupt-cells = <3>;
+            }
+
             vmbus at ff0000000 {
                 compatible = "microsoft,vmbus";
                 #address-cells = <2>;
                 #size-cells = <1>;
                 ranges = <0x0f 0xf0000000 0x0f 0xf0000000 0x10000000>;
+                dma-coherent;
+                interrupt-parent = <&gic>;
+                interrupts = <1 2 1>;
             };
         };
     };
-- 
2.34.1




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