[U-Boot] [RFC PATCH] lib/tiny-printf.c: Add tiny printf function for space limited environments

[Albert ARIBAUD]

Hello Stefan,

On Wed, 11 Nov 2015 15:25:09 +0100, Stefan Roese <sr at denx.de> wrote:
> This patch adds a small printf() version that supports all basic formats.
> Its intented to be used in U-Boot SPL versions on platforms with very
> limited internal RAM sizes.

It would be very useful to document CONFIG_USE_TINY_PRINTF in ./README,
and especially to indicate which format specifiers are supported and
which are not.

Amicalement,
-- 
Albert.