Re: [RFC] SPI core

[Mark M. Hoffman]

Hi Greg, Dmitry:

> On Tue, May 31, 2005 at 08:09:16PM +0400, dmitry pervushin wrote:
> > In order to support the specific board, we have ported the generic SPI
> > core to the 2.6 kernel. This core provides basic API to create/manage
> > SPI devices like the I2C core does. We need to continue providing
> > support of SPI devices and would like to maintain the SPI subtree. It
> > would be nice if SPI core patch were applied to the vanilla kernel.
> > I2C people do not like to mainain this code as well as I2C, so...

* Greg KH <greg@xxxxxxxxx> [2005-05-31 16:32:15 -0700]:
> What do you mean by this?  Which i2c people?

(...)

* Greg KH <greg@xxxxxxxxx> [2005-05-31 16:32:15 -0700]:
> This code is _very_ close to just a copy of the i2c core code.  Why
> duplicate it and not work with the i2c people instead?

It was discussed briefly on the lm-sensors mailing list [1].  I didn't 
reply at the time, but I do agree that SPI and I2C/SMBus are different
enough to warrant independent subsystems.

[1] http://lists.lm-sensors.org/pipermail/lm-sensors/2005-May/012385.html

Regards,

-- 
Mark M. Hoffman
mhoffman@xxxxxxxxxxxxx

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