m68k updates for v4.20

  - Just two small cleanups.
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m68k/sun3: Remove is_medusa and m68k_pgtable_cachemode

Did TODO to clean the kernel code a bit.

Signed-off-by: Ruslan Isaev <ubijca16@gmail.com>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
1 file changed