pinctrl: Add pinctrl driver for imx8ulp

Add pinctrl driver for i.MX8ULP

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/drivers/pinctrl/nxp/Makefile b/drivers/pinctrl/nxp/Makefile
index 066ca75..f2fe0d8 100644
--- a/drivers/pinctrl/nxp/Makefile
+++ b/drivers/pinctrl/nxp/Makefile
@@ -3,6 +3,7 @@
 obj-$(CONFIG_PINCTRL_IMX6)		+= pinctrl-imx6.o
 obj-$(CONFIG_PINCTRL_IMX7)		+= pinctrl-imx7.o
 obj-$(CONFIG_PINCTRL_IMX7ULP)		+= pinctrl-imx7ulp.o
+obj-$(CONFIG_PINCTRL_IMX8ULP)		+= pinctrl-imx8ulp.o
 obj-$(CONFIG_PINCTRL_IMX_SCU)		+= pinctrl-scu.o
 obj-$(CONFIG_PINCTRL_IMX8)		+= pinctrl-imx8.o
 obj-$(CONFIG_PINCTRL_IMX8M)		+= pinctrl-imx8m.o