linux-kernel - [net-next v3 1/4] dt-bindings: net: ftgmac100: Add resets property

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Message-ID: <20250708065544.201896-2-jacky_chou@aspeedtech.com>
Date: Tue, 8 Jul 2025 14:55:41 +0800
From: Jacky Chou <jacky_chou@...eedtech.com>
To: <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-clk@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-aspeed@...ts.ozlabs.org>,
	<andrew+netdev@...n.ch>, <davem@...emloft.net>, <edumazet@...gle.com>,
	<kuba@...nel.org>, <pabeni@...hat.com>, <robh@...nel.org>,
	<krzk+dt@...nel.org>, <conor+dt@...nel.org>, <joel@....id.au>,
	<andrew@...econstruct.com.au>, <mturquette@...libre.com>, <sboyd@...nel.org>,
	<p.zabel@...gutronix.de>, <horms@...nel.org>, <jacob.e.keller@...el.com>,
	<u.kleine-koenig@...libre.com>, <hkallweit1@...il.com>
CC: <BMC-SW@...eedtech.com>
Subject: [net-next v3 1/4] dt-bindings: net: ftgmac100: Add resets property

Add optional resets property for Aspeed SoCs to reset the MAC and
RGMII/RMII.

Signed-off-by: Jacky Chou <jacky_chou@...eedtech.com>
---
 .../bindings/net/faraday,ftgmac100.yaml       | 23 ++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/faraday,ftgmac100.yaml b/Documentation/devicetree/bindings/net/faraday,ftgmac100.yaml
index 55d6a8379025..a2e7d439074a 100644
--- a/Documentation/devicetree/bindings/net/faraday,ftgmac100.yaml
+++ b/Documentation/devicetree/bindings/net/faraday,ftgmac100.yaml
@@ -6,9 +6,6 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 
 title: Faraday Technology FTGMAC100 gigabit ethernet controller
 
-allOf:
-  - $ref: ethernet-controller.yaml#
-
 maintainers:
   - Po-Yu Chuang <ratbert@...aday-tech.com>
 
@@ -35,6 +32,11 @@ properties:
       - description: MAC IP clock
       - description: RMII RCLK gate for AST2500/2600
 
+  resets:
+    maxItems: 1
+    description:
+      Optional reset control for the MAC controller
+
   clock-names:
     minItems: 1
     items:
@@ -74,6 +76,21 @@ required:
   - reg
   - interrupts
 
+allOf:
+  - $ref: ethernet-controller.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - aspeed,ast2600-mac
+    then:
+      properties:
+        resets: true
+    else:
+      properties:
+        resets: false
+
 unevaluatedProperties: false
 
 examples:
-- 
2.34.1