Messages in this thread | | | Subject | Re: [PATCH 1/3] ARM: DTS: da850: add node for spi0 | From | David Lechner <> | Date | Fri, 15 Apr 2016 16:20:51 -0500 |
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On 04/15/2016 03:16 PM, Valdis.Kletnieks@vt.edu wrote: > 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?
Yes.
> Seems a very dangerous way to design the use case, with no feedback if > something suddenly goes pear-shaped...
You should tell Sitronix. This is how their display controllers work.
> > Or do you have ways to verify the status via some method other than SPI? >
Nope.
I'm working with LEGO MINDSTORMS EV3, a mass-produced robotics system. It is what it is. And I have a logic analyzer for when things go pear-shaped. ;-)
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