layerscape: update build guide in README
authorYangbo Lu <yangbo.lu@nxp.com>
Mon, 8 Jan 2018 04:12:16 +0000 (12:12 +0800)
committerJohn Crispin <john@phrozen.org>
Tue, 13 Feb 2018 09:01:49 +0000 (10:01 +0100)
commit5f36f3193f793d9963d01da6796dcbb8d10edc99
treea54905202565b29520b651512b31616975d132f9
parenta338491a306798868738fd8210b27bd2a4ab0daa
layerscape: update build guide in README

Added package feeds updating and installing in build guide
of README.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
target/linux/layerscape/README