arm64: mvebu: extend the mmio region

Some of the setups including cn9130 opens mmio window starting from
0xc0000000, reflect it in the u-boot code.

Signed-off-by: Grzegorz Jaszczyk <jaz@semihalf.com>
Signed-off-by: Kostya Porotchkin <kostap@marvell.com>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/arch/arm/mach-mvebu/include/mach/fw_info.h b/arch/arm/mach-mvebu/include/mach/fw_info.h
index 6ab972e..1382438 100644
--- a/arch/arm/mach-mvebu/include/mach/fw_info.h
+++ b/arch/arm/mach-mvebu/include/mach/fw_info.h
@@ -13,4 +13,6 @@
 /* Firmware related definition used for SMC calls */
 #define MV_SIP_DRAM_SIZE		0x82000010
 
+#define MMIO_REGS_PHY_BASE		0xc0000000
+
 #endif /* _FW_INFO_H_ */