arm: mmp: add initial support for PXA1908 SoC

Add initial support for Marvell PXA1908. The SoC has 4 Cortex-A53 cores,
a GC7000UL GPU and a variety of peripheral controllers.

Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 3149165..f504d7d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -842,6 +842,15 @@
 	  Support for the MediaTek SoCs family developed by MediaTek Inc.
 	  Please refer to doc/README.mediatek for more information.
 
+config ARCH_MMP
+	bool "Marvell MMP"
+	select ARM64
+	select DM
+	select DM_SERIAL
+	select OF_CONTROL
+	select SAVE_PREV_BL_FDT_ADDR
+	select SAVE_PREV_BL_INITRAMFS_START_ADDR
+
 config ARCH_LPC32XX
 	bool "NXP LPC32xx platform"
 	select CPU_ARM926EJS
@@ -2310,6 +2319,8 @@
 
 source "arch/arm/mach-mediatek/Kconfig"
 
+source "arch/arm/mach-mmp/Kconfig"
+
 source "arch/arm/mach-qemu/Kconfig"
 
 source "arch/arm/mach-rockchip/Kconfig"