Re: [PATCH v5 5/6] bus: cdmm: Add MIPS R5 arch support

[Arnd Bergmann]

On Tue, Jul 14, 2020 at 2:58 PM Serge Semin
<Sergey.Semin@xxxxxxxxxxxxxxxxxxxx> wrote:
>
>  config MIPS_CDMM
>         bool "MIPS Common Device Memory Map (CDMM) Driver"
> -       depends on CPU_MIPSR2
> +       depends on CPU_MIPSR2 || CPU_MIPSR5
>         help

Wouldn't a kernel built for P5600 have CPU_MIPSR2 set already?
I thought R5 was just a backwards-compatible extension of R2.

If not, what about R3?

      Arnd