imx: pinctrl: add pinctrl and pinfunc file for i.MX93

Add the pinctrl driver and pinfunc header file to support iMX93

Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/drivers/pinctrl/nxp/Kconfig b/drivers/pinctrl/nxp/Kconfig
index 3657e9d..06c26f1 100644
--- a/drivers/pinctrl/nxp/Kconfig
+++ b/drivers/pinctrl/nxp/Kconfig
@@ -102,6 +102,19 @@
 	  only parses the 'fsl,pins' property and configure related
 	  registers.
 
+config PINCTRL_IMX93
+	bool "IMX8M pinctrl driver"
+	depends on ARCH_IMX9 && PINCTRL_FULL
+	select PINCTRL_IMX
+	help
+	  Say Y here to enable the imx8m pinctrl driver
+
+	  This provides a simple pinctrl driver for i.MX8M SoC familiy.
+	  This feature depends on device tree configuration. This driver
+	  is different from the linux one, this is a simple implementation,
+	  only parses the 'fsl,pins' property and configure related
+	  registers.
+
 config PINCTRL_MXS
 	bool "NXP MXS pinctrl driver"
 	depends on ARCH_MX28 && PINCTRL_FULL