linux-kernel - Re: [PATCH 00/11] MSM DT based multi-platform support

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Date:	Thu, 20 Jun 2013 18:37:56 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	David Brown <davidb@...eaurora.org>
Cc:	Daniel Walker <dwalker@...o99.com>,
	Bryan Huntsman <bryanh@...eaurora.org>,
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Rohit Vaswani <rvaswani@...eaurora.org>,
	Arnd Bergmann <arnd@...db.de>,
	Florian Tobias Schandinat <FlorianSchandinat@....de>,
	Joerg Roedel <joro@...tes.org>,
	Stepan Moskovchenko <stepanm@...eaurora.org>
Subject: Re: [PATCH 00/11] MSM DT based multi-platform support

On 06/18, Stephen Boyd wrote:
> This patchset allows me to compile and run the DT based MSM
> platforms in the multi-platform ARM kernel. This is built on
> top of a couple patches I've sent out already (specifically
> the debug_ll patch series and the clocksource_of conversion)
> as well a patch from Rohit that didn't seem to make it into 
> MSM's for-next branch.
> 
> There is one problem though, the last two patches cause compile
> failures if you turn on MSM's sdcc or USB_OTG driver. It seems
> that the sdcc driver depends on the clk_reset() API and the custom
> DMA interface provided by mach layers. And the USB_OTG driver depends
> on clk_reset.
> 
> The simplest solution is to make these two drivers depend on the
> non-dt based MSM support so that they can't be compiled in the
> multi-platform config. Otherwise, we'll need to replace the clk_reset()
> calls with the new reset controller API, but doing that would
> require us to convert all MSM platforms over to devicetree or
> we'll need to add support to the reset controller API for non-DT based
> controllers. Even with that, the sdcc driver uses custom DMA things
> so we may need to put that all behind some #ifdef.
> 
> Patches are based on David Brown's for-next tree:

David, can you pick up all the patches in this series not marked
RFC and send them off to arm-soc? Most of them have been on the
list already.

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