Change in flashrom[master]: custom_baud: move Linux specific code into own file

[Thomas Heijligen (Code Review)]

Attention is currently required from: Nico Huber, Thomas Heijligen.
Hello Nico Huber, Angel Pons,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/flashrom/+/57990

to look at the new patch set (#3).

Change subject: custom_baud: move Linux specific code into own file
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custom_baud: move Linux specific code into own file

Handle system specific code in an own file like i2c_helper_linux.c.
The build system decides when to build it.

Change-Id: I0744e769dcc6000483e7256105903a87e927ee77
Signed-off-by: Thomas Heijligen 
---
M Makefile
M custom_baud.c
A custom_baud_linux.c
M meson.build
4 files changed, 67 insertions(+), 45 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/90/57990/3