[PATCH v4 1/8] dt-bindings: mailbox: mediatek: Add support for MT8196 GCE mailbox

Jason-JH Lin
2025-02-18T05:44:13Z

Add the compatible name and iommus property for MT8196.

In MT8196, all command buffers allocated and used by the GCE device
work with IOMMU.

Signed-off-by: Jason-JH Lin <jason-jh.lin@mediatek.com>
---
.../devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
index cef9d7601398..73d6db34d64a 100644
--- a/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
+++ b/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
@@ -25,6 +25,7 @@ properties:
- mediatek,mt8188-gce
- mediatek,mt8192-gce
- mediatek,mt8195-gce
+ - mediatek,mt8196-gce
- items:
- const: mediatek,mt6795-gce
- const: mediatek,mt8173-gce
@@ -49,6 +50,9 @@ properties:
items:
- const: gce

+ iommus:
+ maxItems: 1
+
required:
- compatible
- "#mbox-cells"
--
2.43.0