linux-kernel - Re: [PATCH v2 2/2] ARM: vf610: Add SoC bus support for Vybrid

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Date:	Wed, 20 May 2015 09:12:08 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-arm-kernel@...ts.infradead.org
Cc:	Sanchayan Maity <maitysanchayan@...il.com>, shawn.guo@...aro.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	stefan@...er.ch, kernel@...gutronix.de
Subject: Re: [PATCH v2 2/2] ARM: vf610: Add SoC bus support for Vybrid

On Wednesday 20 May 2015 11:06:52 Sanchayan Maity wrote:
> Implements SoC bus support to export SoC specific information. Read
> the unique SoC ID from the Vybrid On Chip One Time Programmable
> (OCOTP) controller, SoC specific information from the Miscellaneous
> System Control Module (MSCM), revision from the ROM revision register
> and expose it via the SoC bus infrastructure.
> 
> Sample Output:
> 
> root@vf:/sys/devices/soc0# cat soc_id
> df63c12a2e2161d4
> root@vf:/sys/devices/soc0# cat family
> Freescale Vybrid VF500
> root@vf:/sys/devices/soc0# cat revision
> 00000013
> root@vf:/sys/devices/soc0# cat machine
> Freescale Vybrid
> 

I would prefer to see this as a driver in drivers/soc that registers
to a platform device. Is there any DT node that would be a reasonable
device to bind to?

	Arnd
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