Hi Gilad, On Wed, Apr 18, 2018 at 6:32 AM, Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx> wrote: > On Tue, Apr 17, 2018 at 9:14 PM, Geert Uytterhoeven > <geert@xxxxxxxxxxxxxx> wrote: >> The ARM TrustZone CryptoCell is found on ARM SoCs only. Hence make it >> depend on ARM or ARM64, unless compile-testing. > > Actually it is not. Despite what the name suggest, CryptoCell is > designed by Arm but is > not in fact limited to Arm cores. I think the only requirement is > ability to provide an AMBA bus > interface. Kudos to our marketing department to make that so clear and > so on... :-) Good to know, I couldn't find any users of the compatible value in DT sources, so I had to guess... and missed ;-) Do you have a good suggestion for a platform dependency? Based on the above, I'd say "depends on ARM_AMBA || COMPILE_TEST", but (currently) ARM_AMBA is selected on ARM or ARM64 only? 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