From: Rob Herring <robh@kernel.org>
To: Pramod Kumar <pramod.kumar@broadcom.com>
Cc: Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
Kishon Vijay Abraham I <kishon@ti.com>,
"David S. Miller" <davem@davemloft.net>,
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
Subject: Re: [PATCH v2 2/7] DT: phy.txt: Add mdio-integrated-mux property
Date: Thu, 2 Jun 2016 18:27:03 -0500 [thread overview]
Message-ID: <20160602232703.GA17619@rob-hp-laptop> (raw)
In-Reply-To: <1464701801-17243-3-git-send-email-pramod.kumar@broadcom.com>
On Tue, May 31, 2016 at 07:06:36PM +0530, Pramod Kumar wrote:
> This property is used by integrated MDIO multiplexer
> which has bus selection and mdio transaction generation logic,
> integrated inside.
>
> Signed-off-by: Pramod Kumar <pramod.kumar@broadcom.com>
> ---
> 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.
You don't appear to be using this. When would you?
> +- 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
>
next prev parent reply other threads:[~2016-06-02 23:27 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-31 13:36 [PATCH v2 0/7] Add MDIO bus multiplexer support for iProc SoCs Pramod Kumar
2016-05-31 13:36 ` [PATCH v2 1/7] mdio:mux: Enhanced MDIO mux framework for integrated multiplexers Pramod Kumar
2016-06-01 13:02 ` Andrew Lunn
2016-06-03 13:41 ` Pramod Kumar
2016-05-31 13:36 ` [PATCH v2 2/7] DT: phy.txt: Add mdio-integrated-mux property Pramod Kumar
2016-06-02 23:27 ` Rob Herring [this message]
2016-06-03 0:46 ` Andrew Lunn
2016-05-31 13:36 ` [PATCH v2 3/7] binding: mdio-mux: Add DT binding doc for Broadcom MDIO bus mutiplexer Pramod Kumar
2016-06-03 1:43 ` Rob Herring
2016-06-03 14:50 ` Pramod Kumar
2016-05-31 13:36 ` [PATCH v2 4/7] DT:mdio-mux: Add mdio multiplexer driver node Pramod Kumar
2016-05-31 13:36 ` [PATCH v2 5/7] net:mdio-mux: Add MDIO mux driver for iProc SoCs Pramod Kumar
2016-06-01 23:18 ` David Miller
2016-06-03 13:47 ` Pramod Kumar
2016-05-31 13:36 ` [PATCH v2 6/7] Binding:PHY: Binding doc for NS2 PCIe PHYs Pramod Kumar
2016-06-03 1:44 ` Rob Herring
2016-05-31 13:36 ` [PATCH v2 7/7] phy: Add Northstar2 PCI Phy support Pramod Kumar
2016-06-01 13:12 ` Andrew Lunn
2016-06-03 11:23 ` Pramod Kumar
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