pinctrl: bcm: consolidate Broadcom pinctrl drivers

Consolidate Broadcom pinctrl drivers into drivers/pinctrl/bcm/*

Signed-off-by: Ray Jui <rjui@broadcom.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --cc drivers/pinctrl/Kconfig
Simple merge

diff --cc drivers/pinctrl/Makefile
Simple merge

diff --cc drivers/pinctrl/bcm/Kconfig
Simple merge

diff --cc drivers/pinctrl/bcm/Makefile
Simple merge

diff --cc drivers/pinctrl/bcm/pinctrl-bcm281xx.c
Simple merge

diff --cc drivers/pinctrl/bcm/pinctrl-bcm2835.c
Simple merge