diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 6bbd93dd186a74f43ca3bbae43cac88e90c63f4c..29efc9f82057c534d5ece4868e29ff00b0854e9f 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -357,6 +357,9 @@ static void __init setup_processor(void)
 #ifndef CONFIG_VFP
 	elf_hwcap &= ~HWCAP_VFP;
 #endif
+#ifndef CONFIG_IWMMXT
+	elf_hwcap &= ~HWCAP_IWMMXT;
+#endif
 
 	cpu_proc_init();
 }
@@ -854,6 +857,7 @@ static const char *hwcap_str[] = {
 	"vfp",
 	"edsp",
 	"java",
+	"iwmmxt",
 	NULL
 };
 
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index e8b377d637f664753917371a626563461c2ca94a..2749c1f88d7da07528232f9875ba97d57751c676 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -909,7 +909,7 @@ __pxa270_proc_info:
 	b	__xscale_setup
 	.long	cpu_arch_name
 	.long	cpu_elf_name
-	.long	HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
+	.long	HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP|HWCAP_IWMMXT
 	.long	cpu_pxa270_name
 	.long	xscale_processor_functions
 	.long	v4wbi_tlb_fns