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From: Christian Marangi <ansuelsmth@gmail.com>
To: Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Lorenzo Bianconi <lorenzo@kernel.org>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	Russell King <linux@armlinux.org.uk>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Nathan Chancellor <nathan@kernel.org>,
	Nick Desaulniers <nick.desaulniers+lkml@gmail.com>,
	Bill Wendling <morbo@google.com>,
	Justin Stitt <justinstitt@google.com>,
	Christian Marangi <ansuelsmth@gmail.com>,
	Daniel Golle <daniel@makrotopia.org>,
	netdev@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org, llvm@lists.linux.dev
Subject: [net-next RFC PATCH v5 06/10] dt-bindings: net: ethernet-controller: permit to define multiple PCS
Date: Tue,  5 May 2026 20:27:07 +0200	[thread overview]
Message-ID: <20260505182713.27644-7-ansuelsmth@gmail.com> (raw)
In-Reply-To: <20260505182713.27644-1-ansuelsmth@gmail.com>

Drop the limitation of a single PCS in pcs-handle property. Multiple PCS
can be defined for an ethrnet-controller node to support various PHY
interface mode type.

It's very common for SoCs to have a 2 or more dedicated PCS for Base-X
(for example SGMII, 1000base-x, 2500base-x, ...) and Base-R (for example
USXGMII,10base-r, ...) with the MAC selecting one of the other based on
the attached PHY.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
---
 Documentation/devicetree/bindings/net/ethernet-controller.yaml | 2 --
 1 file changed, 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/ethernet-controller.yaml b/Documentation/devicetree/bindings/net/ethernet-controller.yaml
index 1bafd687dcb1..51a8a418955d 100644
--- a/Documentation/devicetree/bindings/net/ethernet-controller.yaml
+++ b/Documentation/devicetree/bindings/net/ethernet-controller.yaml
@@ -85,8 +85,6 @@ properties:
 
   pcs-handle:
     $ref: /schemas/types.yaml#/definitions/phandle-array
-    items:
-      maxItems: 1
     description:
       Specifies a reference to a node representing a PCS PHY device on a MDIO
       bus to link with an external PHY (phy-handle) if exists.
-- 
2.53.0



  parent reply	other threads:[~2026-05-05 18:27 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-05 18:27 [net-next RFC PATCH v5 00/10] net: pcs: Introduce support for fwnode PCS Christian Marangi
2026-05-05 18:27 ` [net-next RFC PATCH v5 01/10] net: phylink: keep and use MAC supported_interfaces in phylink struct Christian Marangi
2026-05-05 18:27 ` [net-next RFC PATCH v5 02/10] net: phylink: introduce internal phylink PCS handling Christian Marangi
2026-05-05 18:27 ` [net-next RFC PATCH v5 03/10] net: phylink: add phylink_release_pcs() to externally release a PCS Christian Marangi
2026-05-05 18:27 ` [net-next RFC PATCH v5 04/10] net: pcs: implement Firmware node support for PCS driver Christian Marangi
2026-05-05 18:27 ` [net-next RFC PATCH v5 05/10] net: phylink: support late PCS provider attach Christian Marangi
2026-05-05 18:27 ` Christian Marangi [this message]
2026-05-05 18:27 ` [net-next RFC PATCH v5 07/10] net: phylink: add .pcs_link_down PCS OP Christian Marangi
2026-05-05 18:27 ` [net-next RFC PATCH v5 08/10] dt-bindings: net: pcs: Document support for Airoha Ethernet PCS Christian Marangi
2026-05-06  0:00   ` Benjamin Larsson
2026-05-05 18:27 ` [net-next RFC PATCH v5 10/10] net: airoha: add phylink support for GDM2/3/4 Christian Marangi
2026-05-05 21:56   ` Lorenzo Bianconi

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