linux-kernel - Re: [PATCH 3/5] ARM: OMAP2: MUSB: Specify omap4 has mailbox

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Date:	Wed, 6 Feb 2013 10:57:13 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Kishon Vijay Abraham I <kishon@...com>
Cc:	gregkh@...uxfoundation.org, tony@...mide.com, eballetbo@...il.com,
	javier@...hile0.org, b-cousson@...com, balbi@...com,
	linux-arm-kernel@...ts.infradead.org, linux-omap@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: [PATCH 3/5] ARM: OMAP2: MUSB: Specify omap4 has mailbox

On Wed, Feb 06, 2013 at 11:28:11AM +0530, Kishon Vijay Abraham I wrote:
> Added has_mailbox to the musb platform data to specify that omap uses
> an external mailbox (in control module) to communicate with the musb
> core during device connect and disconnect.

So, I've been through your five patches looking for any other users of
"has_mailbox" and I can find none.  You introduce this in this patch,
and you set it.  But I don't see anything that uses it.

Write only variables are not useful.
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