From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pramod Kumar Subject: [PATCH 2/7] DT: phy.txt: Add mdio-integrated-mux property Date: Mon, 30 May 2016 12:40:46 +0530 Message-ID: <1464592251-2688-3-git-send-email-pramod.kumar@broadcom.com> References: <1464592251-2688-1-git-send-email-pramod.kumar@broadcom.com> Return-path: In-Reply-To: <1464592251-2688-1-git-send-email-pramod.kumar@broadcom.com> Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Catalin Marinas , Will Deacon , Kishon Vijay Abraham I , "David S. Miller" Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Pramod Kumar List-Id: devicetree@vger.kernel.org This property is used by integrated MDIO multiplexer which has bus selection and mdio transaction generation logic, integrated inside. Signed-off-by: Pramod Kumar --- Documentation/devicetree/bindings/net/mdio-mux.txt | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/net/mdio-mux.txt b/Documentation/devicetree/bindings/net/mdio-mux.txt index 491f5bd..b5ad83e 100644 --- a/Documentation/devicetree/bindings/net/mdio-mux.txt +++ b/Documentation/devicetree/bindings/net/mdio-mux.txt @@ -5,13 +5,20 @@ numbered uniquely in a device dependent manner. The nodes for an MDIO bus multiplexer/switch will have one child node for each child bus. Required properties: -- mdio-parent-bus : phandle to the parent MDIO bus. - #address-cells = <1>; - #size-cells = <0>; Optional properties: +- mdio-parent-bus : phandle to the parent MDIO bus. Should be used + if parent mdio bus is not part of multiplexer. +- mdio-integrated-mux: boolean property indicateing that the hardware + is an integrated multiplex supporting muxed bus selection + and MDIO transaction logic generation. - Other properties specific to the multiplexer/switch hardware. +Note: one of mdio-parent-bus and mdio-integrated-mux is mandatory to +get parent bus regsitered. + Required properties for child nodes: - #address-cells = <1>; - #size-cells = <0>; -- 1.9.1