On 11/04/2015 06:28 PM, Mario Smarduch wrote:
> I spent time debugging 'earlycon' for pl011, ironically using DEBUG_LL, from 
> the
> looks of it no mmio uart should work for armv7. It appears earlycon_map()
> requires a fixed mapping similar to arm64.

commit a5f4c561b3b1 ("ARM: 8415/1: early fixmap support for earlycon")
added ARM fixmap support for earlycon since 4.3-rc1. That was in it's 5th
revision; various versions have been on lkml since Dec 2014 or so.

Peter Hurley
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