diff --git a/include/asm-arm/arch-omap/dsp_common.h b/include/asm-arm/arch-omap/dsp_common.h
index c61f868f24ee..da97736f3efa 100644
--- a/include/asm-arm/arch-omap/dsp_common.h
+++ b/include/asm-arm/arch-omap/dsp_common.h
@@ -24,11 +24,17 @@
 #ifndef ASM_ARCH_DSP_COMMON_H
 #define ASM_ARCH_DSP_COMMON_H
 
-#ifdef CONFIG_ARCH_OMAP1
+#if defined(CONFIG_ARCH_OMAP1) && defined(CONFIG_OMAP_MMU_FWK)
 extern void omap_dsp_request_mpui(void);
 extern void omap_dsp_release_mpui(void);
 extern int omap_dsp_request_mem(void);
 extern int omap_dsp_release_mem(void);
+#else
+static inline int omap_dsp_request_mem(void)
+{
+	return 0;
+}
+#define omap_dsp_release_mem()	do {} while (0)
 #endif
 
 #endif /* ASM_ARCH_DSP_COMMON_H */