[PATCH] ARM: bcm2835: add label for uart0

[Eric Anholt]

Stefan Wahren <stefan.wahren at i2se.com> writes:

> This patch adds a label for uart0 to allow changing of uart0 pins.
>
> Signed-off-by: Stefan Wahren <stefan.wahren at i2se.com>

This patch seems innocuous, but could you clarify for me how exactly you
change the uart0 pins, and why one would do that?
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