diff --git a/target/linux/amazon/files/arch/mips/amazon/prom.c b/target/linux/amazon/files/arch/mips/amazon/prom.c
index c5db4f5cdc..28ef13b3d3 100644
--- a/target/linux/amazon/files/arch/mips/amazon/prom.c
+++ b/target/linux/amazon/files/arch/mips/amazon/prom.c
@@ -63,9 +63,6 @@ void __init prom_init(void)
 
 	int memsize = 16; /* assume 16M as default */
 
-	mips_machgroup = MACH_GROUP_INFINEON;
-	mips_machtype = MACH_INFINEON_AMAZON;
-
 	envp = (char **)KSEG1ADDR((unsigned long)envp);
 	while (*envp) {
 		char *e = (char *)KSEG1ADDR(*envp);
diff --git a/target/linux/amazon/patches-2.6.30/210-remove_unnedded_variables.patch b/target/linux/amazon/patches-2.6.30/210-remove_unnedded_variables.patch
deleted file mode 100644
index 3683a27325..0000000000
--- a/target/linux/amazon/patches-2.6.30/210-remove_unnedded_variables.patch
+++ /dev/null
@@ -1,12 +0,0 @@
---- a/arch/mips/amazon/prom.c
-+++ b/arch/mips/amazon/prom.c
-@@ -63,9 +63,6 @@ void __init prom_init(void)
- 
- 	int memsize = 16; /* assume 16M as default */
- 
--	mips_machgroup = MACH_GROUP_INFINEON;
--	mips_machtype = MACH_INFINEON_AMAZON;
--
- 	envp = (char **)KSEG1ADDR((unsigned long)envp);
- 	while (*envp) {
- 		char *e = (char *)KSEG1ADDR(*envp);