diff --git a/lib/extensions/amu/aarch32/amu.c b/lib/extensions/amu/aarch32/amu.c
index d450bd6..be37006 100644
--- a/lib/extensions/amu/aarch32/amu.c
+++ b/lib/extensions/amu/aarch32/amu.c
@@ -7,26 +7,30 @@
 #include <amu.h>
 #include <arch.h>
 #include <arch_helpers.h>
+#include <debug.h>
 
 void amu_enable(int el2_unused)
 {
 	uint64_t features;
 
 	features = read_id_pfr0() >> ID_PFR0_AMU_SHIFT;
-	if ((features & ID_PFR0_AMU_MASK) == 1) {
-		if (el2_unused) {
-			uint64_t v;
-
-			/*
-			 * Non-secure access from EL0 or EL1 to the Activity Monitor
-			 * registers do not trap to EL2.
-			 */
-			v = read_hcptr();
-			v &= ~TAM_BIT;
-			write_hcptr(v);
-		}
-
-		/* Enable group 0 counters */
-		write_amcntenset0(AMU_GROUP0_COUNTERS_MASK);
+	if ((features & ID_PFR0_AMU_MASK) != 1) {
+		WARN("Cannot enable AMU - not supported\n");
+		return;
 	}
+
+	if (el2_unused) {
+		uint64_t v;
+
+		/*
+		 * Non-secure access from EL0 or EL1 to the Activity Monitor
+		 * registers do not trap to EL2.
+		 */
+		v = read_hcptr();
+		v &= ~TAM_BIT;
+		write_hcptr(v);
+	}
+
+	/* Enable group 0 counters */
+	write_amcntenset0(AMU_GROUP0_COUNTERS_MASK);
 }