Thread (13 messages) flat view 13 messages, 5 authors, 1d ago
WARM1d

[PATCH 1/1] dt-bindings: mfd: da9052: allow dlg,da9053-aa fallback to dlg,da9052

From: <hidden>
Date: 2026-08-31 20:15:34
Also in: imx, lkml
Subsystem: dialog semiconductor drivers, multifunction devices (mfd), open firmware and flattened device tree bindings, the rest · Maintainers: Support Opensource, Lee Jones, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

From: Frank Li <Frank.Li@nxp.com>

Allow dlg,da9053-aa fallback to dlg,da9052 to fix legacy platform (> 10
years) check_dtbs warnings:
  arch/arm/boot/dts/nxp/imx/imx53-voipac-bsb.dtb: dialog@48 (dlg,da9053-aa): compatible: ['dlg,da9053-aa', 'dlg,da9052'] is too long
        from schema $id: http://devicetree.org/schemas/mfd/dlg,da9052.yaml

Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
Previous try drop dlg,da9052 at
https://lore.kernel.org/imx/20260404-thoughtful-placid-boobook-da26da@quoll/ (local)

but Krzy have concern about compablity.

https://lore.kernel.org/imx/20251107-matrimony-showdown-ba6ce6996b2f@spud/ (local)

Conor prefer update old dts.
---
 Documentation/devicetree/bindings/mfd/dlg,da9052.yaml | 4 ++++
 1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/mfd/dlg,da9052.yaml b/Documentation/devicetree/bindings/mfd/dlg,da9052.yaml
index 1103a8cc5cea4..d1d23c7c4d0c2 100644
--- a/Documentation/devicetree/bindings/mfd/dlg,da9052.yaml
+++ b/Documentation/devicetree/bindings/mfd/dlg,da9052.yaml
@@ -18,6 +18,10 @@ properties:
           - dlg,da9053-bb
           - dlg,da9053-bc
           - dlg,da9052
+      - items:
+          - enum:
+              - dlg,da9053-aa
+          - const: dlg,da9052
 
   reg:
     maxItems: 1
-- 
2.43.0
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