Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932987AbaAaWbg (ORCPT ); Fri, 31 Jan 2014 17:31:36 -0500 Received: from mail-pa0-f50.google.com ([209.85.220.50]:41902 "EHLO mail-pa0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932636AbaAaWbe (ORCPT ); Fri, 31 Jan 2014 17:31:34 -0500 MIME-Version: 1.0 In-Reply-To: <1391205045-1751-1-git-send-email-jgunthorpe@obsidianresearch.com> References: <1391205045-1751-1-git-send-email-jgunthorpe@obsidianresearch.com> From: Florian Fainelli Date: Fri, 31 Jan 2014 14:30:53 -0800 Message-ID: Subject: Re: [PATCH v2 1/2] dt: Document a compatible entry for MDIO ethernet Phys To: Jason Gunthorpe Cc: Rob Herring , Grant Likely , "linux-kernel@vger.kernel.org" , netdev , "devicetree@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2014-01-31 Jason Gunthorpe : > This describes a compatible entry of the form: > ethernet-phy-idAAAA,BBBB > Which is modelled after the PCI structured compatible entry > (pciVVVV,DDDD.SSSS.ssss.RR) > > If present the OF core will be able to use this information to > directly create the correct phy without auto probing the bus. > > Signed-off-by: Jason Gunthorpe > Acked-by: Rob Herring Looks good, thanks! Acked-by: Florian Fainelli > --- > Documentation/devicetree/bindings/net/phy.txt | 10 +++++++++- > 1 file changed, 9 insertions(+), 1 deletion(-) > Cc: devicetree@vger.kernel.org > > diff --git a/Documentation/devicetree/bindings/net/phy.txt b/Documentation/devicetree/bindings/net/phy.txt > index 7cd18fb..989122c 100644 > --- a/Documentation/devicetree/bindings/net/phy.txt > +++ b/Documentation/devicetree/bindings/net/phy.txt > @@ -23,10 +23,18 @@ Optional Properties: > assume clause 22. The compatible list may also contain other > elements. > > + If the phy's identifier is known then the list may contain an entry > + of the form: "ethernet-phy-idAAAA.BBBB" where > + AAAA - The value of the 16 bit Phy Identifier 1 register as > + 4 hex digits. This is the chip vendor OUI bits 3:18 > + BBBB - The value of the 16 bit Phy Identifier 2 register as > + 4 hex digits. This is the chip vendor OUI bits 19:24, > + followed by 10 bits of a vendor specific ID. > + > Example: > > ethernet-phy@0 { > - compatible = "ethernet-phy-ieee802.3-c22"; > + compatible = "ethernet-phy-id0141.0e90", "ethernet-phy-ieee802.3-c22"; > linux,phandle = <2452000>; > interrupt-parent = <40000>; > interrupts = <35 1>; > -- > 1.8.1.2 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Florian -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/