On Mon, 2020-09-14 at 17:22 -0600, Rob Herring wrote:

On Sat, Sep 05, 2020 at 04:08:58PM +0800, Yong Wu wrote:

quoted

Convert MediaTek IOMMU to DT schema.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
---

[...]

quoted

+properties:
+  compatible:
+    enum:
+      - mediatek,mt2701-m4u #mt2701 generation one HW
+      - mediatek,mt2712-m4u #mt2712 generation two HW
+      - mediatek,mt6779-m4u #mt6779 generation two HW
+      - mediatek,mt7623-m4u, mediatek,mt2701-m4u #mt7623 generation one HW

This is not right.

items:
  - const: mediatek,mt7623-m4u
  - const: mediatek,mt2701-m4u

And that has to be under a 'oneOf' with the rest of this.

Thanks for the review. Is this OK?

  compatible:
    oneOf:
      - const: mediatek,mt2701-m4u # mt2701 generation one HW
      - const: mediatek,mt2712-m4u # mt2712 generation two HW
      - const: mediatek,mt6779-m4u # mt6779 generation two HW
      - const: mediatek,mt8173-m4u # mt8173 generation two HW
      - const: mediatek,mt8183-m4u # mt8183 generation two HW
      - const: mediatek,mt8192-m4u # mt8192 generation two HW
            
      - description: mt7623 generation one HW
        items:
          - const: mediatek,mt7623-m4u
          - const: mediatek,mt2701-m4u

quoted

+      - mediatek,mt8173-m4u #mt8173 generation two HW
+      - mediatek,mt8183-m4u #mt8183 generation two HW
+
+  reg:
+    maxItems: 1

[snip]