linux-kernel - Re: [PATCH 2/3] ARM: shmobile: r8a7740 dtsi: Add Ethernet support

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Message-ID: <536B8340.4010901@cogentembedded.com>
Date:	Thu, 08 May 2014 17:14:40 +0400
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
CC:	Geert Uytterhoeven <geert+renesas@...der.be>,
	Simon Horman <horms@...ge.net.au>,
	Magnus Damm <magnus.damm@...il.com>,
	Bastian Hecht <hechtb+renesas@...il.com>,
	Linux-sh list <linux-sh@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] ARM: shmobile: r8a7740 dtsi: Add Ethernet support

On 05/08/2014 05:06 PM, Geert Uytterhoeven wrote:

>>> +       ether: ethernet@...00000 {

>>     Are you really going to refer to this node somewhere, using its label?

> Yes, from r8a7740-armadillo800eva-reference.dts

    Ah, I completely forgot that there should be a board specific part of the 
node. Sorry.

>>> +               compatible = "renesas,gether-r8a7740";
>>> +               reg = <0xe9a00000 0x800>,
>>> +                     <0xe9a01800 0x800>;
>>> +               interrupt-parent = <&gic>;
>>> +               interrupts = <0 110 IRQ_TYPE_LEVEL_HIGH>;
>>> +               /* clocks = <&mstp3_clks R8A7740_CLK_GETHER>; */

>>     This property is mandatory, according to the bindings.

> Indeed, but you cannot put anything there until the platform has CCF, as
> mstp3_clks doesn't exist yet.

    Yes, that was the main obstacle to accepting those bindings sooner. This 
patch therefore seems somewhat premature.

> Gr{oetje,eeting}s,
>                          Geert

WBR, Sergei

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