The check for the TRDY flag after writing the character is not needed.
Also do a cpu_relax() inside the loop.
Pass a struct uart_port to altera_uart_console_putc, so we do not need
to get it (and dereference pointers) for every character.
Cc: Thomas Chou <thomas@wytron.com.tw>
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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