Hi Rob, On Fri, Apr 28, 2017 at 3:39 PM, Rob Herring <robh@xxxxxxxxxx> wrote: > On Wed, Apr 19, 2017 at 11:15:44AM +0200, Geert Uytterhoeven wrote: >> Document the SiP ("System-in-Package") versions of the R-Car H3 and M3-W >> SoCs, which contain an R-Car H3 or M3-W SoC, RAM, and HyperFlash. >> >> Add their compatible values to all boards equipped with R-Car Gen3 SiPs. >> >> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> >> --- >> Questions: >> - Do we need more compatible values, for different configurations? >> At least r8j7796 is available with either 2 GiB or 4 GiB of RAM, >> possibly using RAM parts from different vendors. > > Same die, just a different package? If so, I don't think you need a > different compatible. It's going to be a different board from any > non-SiP which should be enough to distinguish. An SiP is more like a CPU daughterboard. The different SiP-versions based on r8a7795 contain the same r8a7795 SoC die, but different amounts of RAM, i.e. different RAM dies. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx 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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html