RTEMS | bsps/shared/serial/pl011: Avoid unnecessary reads (!519)

[Chris Johns (@chris)]

Merge request https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/519 was reviewed by Chris Johns

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Chris Johns started a new discussion on bsps/shared/dev/serial/arm-pl011.c: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/519#note_124977

 >  {
 > -  regs_base->uartdr = PL011_UARTDR_DATA_SET(regs_base->uartdr, ch);
 > +  regs_base->uartdr = PL011_UARTDR_DATA_SET(0, ch);

Why not just write `ch` to the `->uartdr`?


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View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/519
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