linux-kernel - Re: [PATCH 1/3] misc: Add crossbar driver

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Message-ID: <CACRpkdapqEVShaAekzr6TPW1U7d_y1=Gu6ixT6VS1=D1M-QjBA@mail.gmail.com>
Date:	Fri, 23 Aug 2013 21:06:39 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Sekhar Nori <nsekhar@...com>
Cc:	Santosh Shilimkar <santosh.shilimkar@...com>,
	Sricharan R <r.sricharan@...com>,
	Rajendra Nayak <rnayak@...com>, Nishanth Menon <nm@...com>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	Tony Lindgren <tony@...mide.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Felipe Balbi <balbi@...com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Thomas Gleixner <tglx@...utronix.de>,
	Linux-OMAP <linux-omap@...r.kernel.org>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 1/3] misc: Add crossbar driver

On Fri, Aug 23, 2013 at 6:28 PM, Sekhar Nori <nsekhar@...com> wrote:
> On 8/23/2013 7:08 PM, Santosh Shilimkar wrote:

>> The whole point we are moving to domain is not have any default
>> mapping(connection done) at DT level. Rather DT only specifies the
>> peripherals and their cross-bar connection ID(i.e cross-bar IRQ line).
>> This will be the driver input as a IRQ line from DT. The cross-bar
>> driver needs to map any of the free list available on *request* only.
>
> Right, the mapping can be done on request. That will be cleaner.

I like where this design is going now :-)

Yours,
Linus Walleij
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