[PATCH 0/9] OF: address and device related sync and cleanup

Sascha Hauer s.hauer at pengutronix.de
Thu Jun 27 14:19:23 EDT 2013

On Thu, Jun 27, 2013 at 11:00:46AM +0200, Sebastian Hesselbarth wrote:
> On 06/27/13 10:58, Sascha Hauer wrote:
> >On Thu, Jun 27, 2013 at 09:50:10AM +0200, Sebastian Hesselbarth wrote:
> >>On 06/27/13 08:51, Sascha Hauer wrote:
> >>>Applied this series with the change that I removed the dead code
> >>>ifdeffed with CONFIG_PPC_DCR.
> >>
> >>Ok, great! Next patch sets will be focused on actually using the
> >>DT improvements. I have an SPI driver for MACH_MVEBU ready and
> >>running, and I am working on importing generic SDHCI from Linux.
> >
> >The sdhc driver in Linux is a big piece of shit which uses the wrong
> >abstraction model. This is shown by the fact that 32bits are not enough
> >to abstract the quirks. Even with all these quirks the i.MX part of this
> >driver has to implement driver logic in the register access functions.
> >That just insane. I'm not really looking forward to add this driver
> >to barebox.
> Ok, fair enough. Then I'll be adding the required callbacks to Dove
> SDHCI driver directly based on current barebox i.MX driver.

I think for the SDHC a library approach would be good: Add a new driver
and share common code/helper functions. I recently factored out the
register defines as a start so that these can be shared.


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