linux-kernel - Re: [PATCH 1/3] ARM: DTS: da850: add node for spi0

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Message-ID: <31522.1460751389@turing-police.cc.vt.edu>
Date:	Fri, 15 Apr 2016 16:16:29 -0400
From:	Valdis.Kletnieks@...edu
To:	David Lechner <david@...hnology.com>
Cc:	Sekhar Nori <nsekhar@...com>, Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Kevin Hilman <khilman@...nel.org>, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] ARM: DTS: da850: add node for spi0

On Fri, 15 Apr 2016 11:17:55 -0500, David Lechner said:

> I omitted this on purpose. For my use case, I am using the SPI as
> write-only,

So your SPI accesses are fire-and-forget, and nothing ever comes back?
Seems a very dangerous way to design the use case, with no feedback if
something suddenly goes pear-shaped...

Or do you have ways to verify the status via some method other than SPI?

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