MAINTAINERS: Add Broadcom BCM47xx entry

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Cc: linux-mips@linux-mips.org
Cc: Arend van Spriel <arend@broadcom.com>
Patchwork: https://patchwork.linux-mips.org/patch/10207/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

MAINTAINERS

@@ -2161,6 +2161,14 @@ F:	arch/mips/bcm3384/*
 F:	arch/mips/include/asm/mach-bcm3384/*
 F:	arch/mips/kernel/*bmips*
 
+BROADCOM BCM47XX MIPS ARCHITECTURE
+M:	Hauke Mehrtens <hauke@hauke-m.de>
+M:	Rafał Miłecki <zajec5@gmail.com>
+L:	linux-mips@linux-mips.org
+S:	Maintained
+F:	arch/mips/bcm47xx/*
+F:	arch/mips/include/asm/mach-bcm47xx/*
+
 BROADCOM BCM5301X ARM ARCHITECTURE
 M:	Hauke Mehrtens <hauke@hauke-m.de>
 L:	linux-arm-kernel@lists.infradead.org