Thread (30 messages) 30 messages, 4 authors, 2025-11-07

Re: [PATCH net-next v3 1/4] dt-bindings: net: ftgmac100: Add delay properties for AST2600

From: Andrew Lunn <andrew@lunn.ch>
Date: 2025-11-04 04:08:13
Also in: linux-arm-kernel, linux-aspeed, linux-devicetree, lkml

On Mon, Nov 03, 2025 at 03:39:16PM +0800, Jacky Chou wrote:
quoted hunk ↗ jump to hunk
Create the new compatibles to identify AST2600 MAC0/1 and MAC3/4.
Add conditional schema constraints for Aspeed AST2600 MAC controllers:
- For "aspeed,ast2600-mac01", require rx/tx-internal-delay-ps properties
  with 45ps step.
- For "aspeed,ast2600-mac23", require rx/tx-internal-delay-ps properties
  with 250ps step.
- Both require the "scu" property.
Other compatible values remain unrestricted.

Signed-off-by: Jacky Chou <jacky_chou@aspeedtech.com>
---
 .../devicetree/bindings/net/faraday,ftgmac100.yaml | 50 ++++++++++++++++++++++
 1 file changed, 50 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/faraday,ftgmac100.yaml b/Documentation/devicetree/bindings/net/faraday,ftgmac100.yaml
index d14410018bcf..de646e7e3bca 100644
--- a/Documentation/devicetree/bindings/net/faraday,ftgmac100.yaml
+++ b/Documentation/devicetree/bindings/net/faraday,ftgmac100.yaml
@@ -19,6 +19,12 @@ properties:
               - aspeed,ast2500-mac
               - aspeed,ast2600-mac
I don't know if it is possible, but it would be good to mark
aspeed,ast2600-mac as deprecated.

I also think some comments would be good, explaining how
aspeed,ast2600-mac01 and aspeed,ast2600-mac23 differ from
aspeed,ast2600-mac, and why you should use them.

	Andrew
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