[version 2] amba uarts - arm type uarts fifo size provided by device tree

Mark Rutland mark.rutland at arm.com
Tue Mar 3 08:55:35 PST 2015

On Wed, Feb 18, 2015 at 08:07:47PM +0000, Jorge Ramirez-Ortiz wrote:
> [PATCH 1/2] Documentation: bindings: add optional fifo size property
> [PATCH 2/2] drivers/tty: pl011: read fifo size from OF if present [updated]
> These patches aim at resolving an issue present on some of the amba pl011 uarts.
> They were developed for the Hisilicon Hi6220 SoC where the fifo size on the
> uarts is 64 despite the amba revision having been set to 1. 

Are we certain that the FIFO length is the only difference between the
HI6220 PL011 and a regular PL011?

It may be worth adding a compatible string in addition, just in case.


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