[PATCH v2 1/1] dt-bindings: net: starfive,jh7110-dwmac: Add StarFive JH8100 support

Tan Chun Hau chunhau.tan at starfivetech.com
Wed Jan 10 18:55:31 PST 2024


Add StarFive JH8100 dwmac support.
JH8100 dwmac has one reset signal instead of 2 resets as in JH7110.

Signed-off-by: Tan Chun Hau <chunhau.tan at starfivetech.com>
---
 .../devicetree/bindings/net/snps,dwmac.yaml   |  1 +
 .../bindings/net/starfive,jh7110-dwmac.yaml   | 50 +++++++++++++------
 2 files changed, 37 insertions(+), 14 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
index 5c2769dc689a..350b3d76630f 100644
--- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
@@ -96,6 +96,7 @@ properties:
         - snps,dwxgmac
         - snps,dwxgmac-2.10
         - starfive,jh7110-dwmac
+        - starfive,jh8100-dwmac
 
   reg:
     minItems: 1
diff --git a/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
index 5e7cfbbebce6..7e4547961bab 100644
--- a/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml
@@ -17,15 +17,23 @@ select:
       contains:
         enum:
           - starfive,jh7110-dwmac
+          - starfive,jh8100-dwmac
   required:
     - compatible
 
 properties:
   compatible:
-    items:
-      - enum:
-          - starfive,jh7110-dwmac
-      - const: snps,dwmac-5.20
+    oneOf:
+      - items:
+          - enum:
+              - starfive,jh7110-dwmac
+          - const: snps,dwmac-5.20
+
+      - items:
+          - enum:
+              - starfive,jh8100-dwmac
+          - const: starfive,jh7110-dwmac
+          - const: snps,dwmac-5.20
 
   reg:
     maxItems: 1
@@ -54,16 +62,6 @@ properties:
     minItems: 3
     maxItems: 3
 
-  resets:
-    items:
-      - description: MAC Reset signal.
-      - description: AHB Reset signal.
-
-  reset-names:
-    items:
-      - const: stmmaceth
-      - const: ahb
-
   starfive,tx-use-rgmii-clk:
     description:
       Tx clock is provided by external rgmii clock.
@@ -93,6 +91,30 @@ required:
 
 allOf:
   - $ref: snps,dwmac.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - starfive,jh8100-dwmac
+    then:
+      properties:
+        resets:
+          items:
+            - description: MAC Reset signal.
+        resets-names:
+          items:
+            - const: stmmaceth
+    else:
+      properties:
+        resets:
+          items:
+            - description: MAC Reset signal.
+            - description: AHB Reset signal.
+        resets-names:
+          items:
+            - const: stmmaceth
+            - const: ahb
 
 unevaluatedProperties: false
 
-- 
2.25.1




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