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[v2,08/19] dt-bindings: interrupt-controller: Add support for Microchip LAN966x OIC

Message ID 20240527161450.326615-9-herve.codina@bootlin.com (mailing list archive)
State Not Applicable
Headers show
Series Add support for the LAN966x PCI device using a DT overlay | expand

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Context Check Description
netdev/series_format fail Series longer than 15 patches
netdev/tree_selection success Guessed tree name to be net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 908 this patch: 908
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers success CCed 6 of 6 maintainers
netdev/build_clang success Errors and warnings before: 906 this patch: 906
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 913 this patch: 913
netdev/checkpatch warning WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Herve Codina May 27, 2024, 4:14 p.m. UTC 
The Microchip LAN966x outband interrupt controller (OIC) maps the
internal interrupt sources of the LAN966x device to an external
interrupt.
When the LAN966x device is used as a PCI device, the external interrupt
is routed to the PCI interrupt.

Signed-off-by: Herve Codina <herve.codina@bootlin.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
---
 .../microchip,lan966x-oic.yaml                | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/interrupt-controller/microchip,lan966x-oic.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/interrupt-controller/microchip,lan966x-oic.yaml b/Documentation/devicetree/bindings/interrupt-controller/microchip,lan966x-oic.yaml
new file mode 100644
index 000000000000..b2adc7174177
--- /dev/null
+++ b/Documentation/devicetree/bindings/interrupt-controller/microchip,lan966x-oic.yaml
@@ -0,0 +1,55 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interrupt-controller/microchip,lan966x-oic.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip LAN966x outband interrupt controller
+
+maintainers:
+  - Herve Codina <herve.codina@bootlin.com>
+
+allOf:
+  - $ref: /schemas/interrupt-controller.yaml#
+
+description: |
+  The Microchip LAN966x outband interrupt controller (OIC) maps the internal
+  interrupt sources of the LAN966x device to an external interrupt.
+  When the LAN966x device is used as a PCI device, the external interrupt is
+  routed to the PCI interrupt.
+
+properties:
+  compatible:
+    const: microchip,lan966x-oic
+
+  '#interrupt-cells':
+    const: 2
+
+  interrupt-controller: true
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - '#interrupt-cells'
+  - interrupt-controller
+  - interrupts
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    interrupt-controller@e00c0120 {
+        compatible = "microchip,lan966x-oic";
+        reg = <0xe00c0120 0x190>;
+        #interrupt-cells = <2>;
+        interrupt-controller;
+        interrupts = <0>;
+        interrupt-parent = <&intc>;
+    };
+...