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From: Pramod Kumar <pramod.kumar@broadcom.com>
To: Rob Herring <robh+dt@kernel.org>, 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>
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 <pramod.kumar@broadcom.com>
Subject: [PATCH v2 2/7] DT: phy.txt: Add mdio-integrated-mux property
Date: Tue, 31 May 2016 19:06:36 +0530	[thread overview]
Message-ID: <1464701801-17243-3-git-send-email-pramod.kumar@broadcom.com> (raw)
In-Reply-To: <1464701801-17243-1-git-send-email-pramod.kumar@broadcom.com>

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.
+- 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

  parent reply	other threads:[~2016-05-31 13:36 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 ` Pramod Kumar [this message]
2016-06-02 23:27   ` [PATCH v2 2/7] DT: phy.txt: Add mdio-integrated-mux property Rob Herring
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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