Patch merged into coreboot/master: spi: Add function callback to get configuration of SPI bus

the following patch was just integrated into master:
commit 3e01b633d6e18ae72e71e198671890d6accbda25
Author: Furquan Shaikh 
Date:   Sun Jan 8 13:32:30 2017 -0800

spi: Add function callback to get configuration of SPI bus

Add a new callback to spi_ctrlr structure - get_config - to obtain
    configuration of SPI bus from the controller driver. Also, move common
    config definitions from acpi_device.h to spi-generic.h

BUG=chrome-os-partner:59832
    BRANCH=None
    TEST=Compiles successfully

Change-Id: I412c8c70167d18058a32041c2310bc1c884043ce
    Signed-off-by: Furquan Shaikh 
    Reviewed-on: https://review.coreboot.org/18337
    Tested-by: build bot (Jenkins)
    Reviewed-by: Paul Menzel 
    Reviewed-by: Duncan Laurie

See https://review.coreboot.org/18337 for details.

-gerrit