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

From: Tan Chun Hau
Date: Wed Jan 10 2024 - 21:57:20 EST


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@xxxxxxxxxxxxxxxx>
---
.../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