[PATCH v4 0/2] ARM: shmobile: Add early debugging support using SCIF(A)

[Simon Horman]

On Fri, Nov 14, 2014 at 04:49:45PM +0100, Geert Uytterhoeven wrote:
> 	Hi Simon, Magnus, Arnd,
> 
> This patch series adds serial port debug macros for the SCIF(A) serial ports.
> This includes all supported shmobile SoCs, except for EMEV2.
> 
> It contains 2 patches, which are two alternative versions:
>   - The first patch keeps on using the identity mapping set up by .map_io()
>     on platforms I cannot test myself (sh7372 and r8a7779),
>   - The second one converts the remaining platforms to use debug_ll_io_init(),
>     which allowed to get rid of the #ifdef in renesas-scif.S, and consolidate
>     more config options.
> 
> Both versions work fine on r8a7791/koelsch (multiplatform), r8a7740/armadillo
> (legacy and reference), and sh73a0/kzm9g (legacy, reference, and
> multiplatform), also with a multiplatform kernel based on shmobile_defconfig.
> 
> I'd appreciate if you could test the second one on sh7372 and r8a7779,
> and if it works, apply it.

Done. I have satisfied myself that 4b works on those SoCs and have
queued-up 4b accordingly.

> Else, please apply the first version. We can do incremental conversions later,
> as discussed before.
> 
> Thanks!
> 
> Gr{oetje,eeting}s,
> 
> 						Geert
> 
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
> 							    -- Linus Torvalds
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