1. 根目录:
2. drivers
3. pinctrl
4. freescale
5. Makefile

# Freescale pin control drivers
obj-$(CONFIG_PINCTRL_IMX)	+= pinctrl-imx.o
obj-$(CONFIG_PINCTRL_IMX1_CORE)	+= pinctrl-imx1-core.o
obj-$(CONFIG_PINCTRL_IMX1)	+= pinctrl-imx1.o
obj-$(CONFIG_PINCTRL_IMX21)	+= pinctrl-imx21.o
obj-$(CONFIG_PINCTRL_IMX27)	+= pinctrl-imx27.o
obj-$(CONFIG_PINCTRL_IMX35)	+= pinctrl-imx35.o
obj-$(CONFIG_PINCTRL_IMX50)	+= pinctrl-imx50.o
obj-$(CONFIG_PINCTRL_IMX51)	+= pinctrl-imx51.o
obj-$(CONFIG_PINCTRL_IMX53)	+= pinctrl-imx53.o
obj-$(CONFIG_PINCTRL_IMX6Q)	+= pinctrl-imx6q.o
obj-$(CONFIG_PINCTRL_IMX6Q)	+= pinctrl-imx6dl.o
obj-$(CONFIG_PINCTRL_IMX6SL)	+= pinctrl-imx6sl.o
obj-$(CONFIG_PINCTRL_IMX6SX)	+= pinctrl-imx6sx.o
obj-$(CONFIG_PINCTRL_VF610)	+= pinctrl-vf610.o
obj-$(CONFIG_PINCTRL_MXS)	+= pinctrl-mxs.o
obj-$(CONFIG_PINCTRL_IMX23)	+= pinctrl-imx23.o
obj-$(CONFIG_PINCTRL_IMX25)	+= pinctrl-imx25.o
obj-$(CONFIG_PINCTRL_IMX28)	+= pinctrl-imx28.o