[U-Boot] [PATCH] serial_pl011: Set RTS during initialization

[Marek Vasut]

Hi Rob, Joshua,

> From: Joshua Housh <joshua.housh at calxeda.com>
> 
> If the pl011 is connected to another device which has hardware
> flow-control on, characters are never received by the pl011.
> Asserting RTS when flow-control is off will have no effect.
> 
> This is in line with how Linux behaves.
[...]

Tested-by: Marek Vasut <marex at denx.de>

Best regards,
Marek Vasut