[U-Boot] [PATCH] [RFC] MXS: Add static annotations to dma driver

[Marek Vasut]

> Some functions were internal to the apbh dma driver, so annotate them
> static. Some of the functions weren't used at all so drop them. This makes
> the U-Boot binary smaller by about 1500 bytes.
> 
> Signed-off-by: Marek Vasut <marek.vasut at gmail.com>
> Cc: Stefano Babic <sbabic at denx.de>
> Cc: Wolfgang Denk <wd at denx.de>

Tested-by: Marek Vasut <marek.vasut at gmail.com>

Stefano, can you please apply ?

M