Merge remote-tracking branch 'mfd/for-mfd-next'

diff --cc Documentation/devicetree/bindings/i2c/trivial-devices.txt
Simple merge

diff --cc Documentation/devicetree/bindings/vendor-prefixes.txt
Simple merge

diff --cc drivers/mfd/kempld-core.c
Simple merge

diff --cc sound/soc/codecs/arizona.c
Simple merge