[coreboot-gerrit] Patch merged into coreboot/master: 46826c3 stddef: Add KHz, MHz and GHz constants

the following patch was just integrated into master:
commit 46826c36bf1af1dcb4535f0838933f01f600a9d7
Author: Aaron Durbin 
Date:   Thu Apr 2 15:43:12 2015 -0500

stddef: Add KHz, MHz and GHz constants

This patch adds some simple constants to more easily write and do math
    with frequencies, analogous to the existing KiB, MiB and GiB constants
    for sizes.

BUG=None
    TEST=Compiled Veyron_Pinky.

Original-Change-Id: I4a1927fd423eb96d3f76f7e44b451192038b02e0
    Original-Signed-off-by: Julius Werner 
    Original-Reviewed-on: https://chromium-review.googlesource.com/221800
    Original-Reviewed-by: David Hendricks

(cherry picked from commit 41bb8026818b4381d4a6d43d2d433c207c3971bc)
    Signed-off-by: Aaron Durbin

Change-Id: I1e708b0aa53533c9ab999793ca2273c6dc68b5f6
    Reviewed-on: http://review.coreboot.org/9253
    Tested-by: build bot (Jenkins)
    Reviewed-by: Stefan Reinauer

See http://review.coreboot.org/9253 for details.

-gerrit