From mboxrd@z Thu Jan  1 00:00:00 1970
From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
Subject: Re: [PATCH 00/15] musb: Add support for the Allwinner
 sunxi musb controller
Date: Tue, 10 Mar 2015 09:31:53 +0100
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To: Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>
Cc: Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>, Kishon Vijay Abraham I <kishon-l0cyMroinI0@public.gmane.org>, Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>, Roman Byshko <rbyshko-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, linux-usb <linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, linux-arm-kernel <linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>, devicetree <devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, linux-sunxi <linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org>
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On Tuesday 10 March 2015 09:46:24 Chen-Yu Tsai wrote:
> I believe you are talking about "mmio-sram"?

Yes.
 
> The syscon here represents a switch, to toggle whether a block of SRAM is
> mapped into the CPU memory space, or to a specific devices private address
> space. It is not the actual SRAM.
> 
> The SRAM DT binding is orthogonal to this, if not irrelevant when the block
> is mapped privately, as it is no longer visible from the DT's PoV.

Ok, got it. I missed this part when reading the introduction. syscon seems
fine to me then.

	Arnd