Re: [PATCH] ata: sata_rcar: add gen[23] fallback compatibility strings

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On Tue, Jul 11, 2017 at 01:44:20PM +0200, Simon Horman wrote:
> Add fallback compatibility string for R-Car Gen 2 and 3.
> 
> In the case of Renesas R-Car hardware we know that there are generations of
> SoCs, e.g. Gen 1 and 2. But beyond that its not clear what the relationship
> between IP blocks might be. For example, I believe that r8a7790 is older
> than r8a7791 but that doesn't imply that the latter is a descendant of the
> former or vice versa.
> 
> We can, however, by examining the documentation and behaviour of the
> hardware at run-time observe that the current driver implementation appears
> to be compatible with the IP blocks on SoCs within a given generation.
> 
> For the above reasons and convenience when enabling new SoCs a
> per-generation fallback compatibility string scheme being adopted for
> drivers for Renesas SoCs.
> 
> Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>

Applied to libata/for-4.13-fixes.

Thanks.

-- 
tejun



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