On Fri, Jul 10, 2015 at 07:56:58AM +0200, Alexandre Belloni wrote: > Hi Guenter, > > On 09/07/2015 at 20:14:38 -0700, Guenter Roeck wrote : > > > This patch introduces a new compatible string: "atmel,sama5d3-rstc" for > > > the > > > reset driver of sama5d3 and later chips. > > > As in sama5d3 or later chips, we don't have to shutdown the DDR controller > > > before reset. Shutdown the DDR controller before reset is a workaround to > > > avoid DDR signal driving the bus, but since sama5d3 and later chips there > > > is > > > no such a conflict. > > > That means: > > > 1. the sama5d3 reset function only need to write the rstc register and > > > return. > > > 2. for sama5d3, we can remove the code related with DDR controller as we > > > don't use it at all. > > > > > Sorry, I don't get it. Doesn't that mean there are two distinct logical > > changes, which would ask for two separate patches ? > > I would agree with Josh and I think that only one patch is needed. There > is only one change, the removal of the workaround for sama5d3 and later. > > As the workaround is using a table of compatibles to remap the ram > controller and the one for sama5d3 is not used because it is not needed, > I think it makes sense to remove it in that same patch. The logical > change here is the removal of the workaround. > Ok, makes sense.
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