From 2cf4bc06f7008fe3eab4b27d7c0ba9ba08f5dc5d Mon Sep 17 00:00:00 2001
From: Kaushal Kumar <quic_kaushalk@quicinc.com>
Date: Wed, 23 Apr 2025 12:00:50 +0530
Subject: [PATCH] dt-bindings: mtd: qcom,nandc: Document the SDX75 NAND
 controller

Add new compatible for the QPIC NAND controller v2.1.1 used for SDX75 SoC.

SDX75 NAND controller has iommu support so define it in the properties
section.

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Kaushal Kumar <quic_kaushalk@quicinc.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
---
 .../devicetree/bindings/mtd/qcom,nandc.yaml   | 30 +++++++++++++++----
 1 file changed, 24 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/mtd/qcom,nandc.yaml b/Documentation/devicetree/bindings/mtd/qcom,nandc.yaml
index 35b4206ea9183..5511389960f03 100644
--- a/Documentation/devicetree/bindings/mtd/qcom,nandc.yaml
+++ b/Documentation/devicetree/bindings/mtd/qcom,nandc.yaml
@@ -11,12 +11,18 @@ maintainers:
 
 properties:
   compatible:
-    enum:
-      - qcom,ipq806x-nand
-      - qcom,ipq4019-nand
-      - qcom,ipq6018-nand
-      - qcom,ipq8074-nand
-      - qcom,sdx55-nand
+    oneOf:
+      - items:
+          - enum:
+              - qcom,sdx75-nand
+          - const: qcom,sdx55-nand
+      - items:
+          - enum:
+              - qcom,ipq806x-nand
+              - qcom,ipq4019-nand
+              - qcom,ipq6018-nand
+              - qcom,ipq8074-nand
+              - qcom,sdx55-nand
 
   reg:
     maxItems: 1
@@ -95,6 +101,18 @@ allOf:
           items:
             - const: rxtx
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,sdx75-nand
+
+    then:
+      properties:
+        iommus:
+          maxItems: 1
+
   - if:
       properties:
         compatible:
-- 
2.47.2