MIPS: Lantiq: Add mips_machine support

This patch adds support for Gabor's mips_machine patch.

Signed-off-by: John Crispin <blogic@openwrt.org>
Signed-off-by: Ralph Hempel <ralph.hempel@lantiq.com>
Cc: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2251/
Patchwork: https://patchwork.linux-mips.org/patch/2358/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/lantiq/prom.h b/arch/mips/lantiq/prom.h
index 4165ad1..b4229d9 100644
--- a/arch/mips/lantiq/prom.h
+++ b/arch/mips/lantiq/prom.h
@@ -20,5 +20,6 @@
 };
 
 extern void ltq_soc_detect(struct ltq_soc_info *i);
+extern void ltq_soc_setup(void);
 
 #endif