MLK-23806-01 net: wireless: nxp: mxm_wifiex: add initial MxM wifi driver

Add initial MxM (multi-chip-multi-interface) wifi driver.
The driver target is to support 88w8987/88w8997/88w9098,
currently it only supports 88w8987.

The MxM wifi driver is merged from below repo and applied some
patches for block and build issues.
ssh://git@bitbucket.sw.nxp.com/wcswrel/
rel-nxp-wifi-fp92-bt-fp85-linux-android-mxm4x17169-gpl.git

Reviewed-by: tian yang<yang.tian@nxp.com>
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>

drivers/net/wireless/Kconfig

@@ -40,6 +40,7 @@ source "drivers/net/wireless/intel/Kconfig"
 source "drivers/net/wireless/intersil/Kconfig"
 source "drivers/net/wireless/marvell/Kconfig"
 source "drivers/net/wireless/mediatek/Kconfig"
+source "drivers/net/wireless/nxp/Kconfig"
 source "drivers/net/wireless/ralink/Kconfig"
 source "drivers/net/wireless/realtek/Kconfig"
 source "drivers/net/wireless/rsi/Kconfig"

drivers/net/wireless/Makefile

@@ -12,6 +12,7 @@ obj-$(CONFIG_WLAN_VENDOR_INTEL) += intel/
 obj-$(CONFIG_WLAN_VENDOR_INTERSIL) += intersil/
 obj-$(CONFIG_WLAN_VENDOR_MARVELL) += marvell/
 obj-$(CONFIG_WLAN_VENDOR_MEDIATEK) += mediatek/
+obj-$(CONFIG_WLAN_VENDOR_NXP) += nxp/
 obj-$(CONFIG_WLAN_VENDOR_RALINK) += ralink/
 obj-$(CONFIG_WLAN_VENDOR_REALTEK) += realtek/
 obj-$(CONFIG_WLAN_VENDOR_RSI) += rsi/

drivers/net/wireless/nxp/Kconfig

@@ -0,0 +1,17 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config WLAN_VENDOR_NXP
+	bool "NXP devices"
+	default y
+	---help---
+	  If you have a nxp card belonging to this class, say Y.
+
+	  Note that the answer to this question doesn't directly affect the
+	  kernel: saying N will just cause the configurator to skip all the
+	  questions about these cards. If you say Y, you will be asked for
+	  your specific card in the following questions.
+
+if WLAN_VENDOR_NXP
+
+source "drivers/net/wireless/nxp/mxm_wifiex/Kconfig"
+
+endif # WLAN_VENDOR_NXP

drivers/net/wireless/nxp/Makefile

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Makefile for the Linux Wireless network device drivers.
+#
+obj-$(CONFIG_MXMWIFIEX)		+= mxm_wifiex/

drivers/net/wireless/nxp/mxm_wifiex/Kconfig

@@ -0,0 +1,12 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# NXP Wireless device configuration
+#
+config MXMWIFIEX
+	tristate "NXP MxM WiFi Driver"
+	depends on CFG80211
+	---help---
+		This driver is multi-chip-multi-interface driver
+		(indicating Multi-Chip x Multi-Interface support) based on
+		NXP 802.11n/ac chipsets. If you choose to build it as a module,
+		it will be build 2 modules moal.ko and mlan.ko.

drivers/net/wireless/nxp/mxm_wifiex/Makefile

@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_MXMWIFIEX)		+= wlan_src/