diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index b649c59..84449dd 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -7,7 +7,6 @@
 	select HAVE_IDE if PCI || ISA || PCMCIA
 	select HAVE_DMA_ATTRS
 	select HAVE_DMA_CONTIGUOUS if (CPU_V6 || CPU_V6K || CPU_V7)
-	select CMA if (CPU_V6 || CPU_V6K || CPU_V7)
 	select HAVE_MEMBLOCK
 	select RTC_LIB
 	select SYS_SUPPORTS_APM_EMULATION
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index ea6b431..106c4c0 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -268,10 +268,8 @@
 	unsigned long base = consistent_base;
 	unsigned long num_ptes = (CONSISTENT_END - base) >> PMD_SHIFT;
 
-#ifndef CONFIG_ARM_DMA_USE_IOMMU
-	if (cpu_architecture() >= CPU_ARCH_ARMv6)
+	if (IS_ENABLED(CONFIG_CMA) && !IS_ENABLED(CONFIG_ARM_DMA_USE_IOMMU))
 		return 0;
-#endif
 
 	consistent_pte = kmalloc(num_ptes * sizeof(pte_t), GFP_KERNEL);
 	if (!consistent_pte) {
@@ -342,7 +340,7 @@
 	struct page *page;
 	void *ptr;
 
-	if (cpu_architecture() < CPU_ARCH_ARMv6)
+	if (!IS_ENABLED(CONFIG_CMA))
 		return 0;
 
 	ptr = __alloc_from_contiguous(NULL, size, prot, &page);
@@ -704,7 +702,7 @@
 
 	if (arch_is_coherent() || nommu())
 		addr = __alloc_simple_buffer(dev, size, gfp, &page);
-	else if (cpu_architecture() < CPU_ARCH_ARMv6)
+	else if (!IS_ENABLED(CONFIG_CMA))
 		addr = __alloc_remap_buffer(dev, size, gfp, prot, &page, caller);
 	else if (gfp & GFP_ATOMIC)
 		addr = __alloc_from_pool(dev, size, &page, caller);
@@ -773,7 +771,7 @@
 
 	if (arch_is_coherent() || nommu()) {
 		__dma_free_buffer(page, size);
-	} else if (cpu_architecture() < CPU_ARCH_ARMv6) {
+	} else if (!IS_ENABLED(CONFIG_CMA)) {
 		__dma_free_remap(cpu_addr, size);
 		__dma_free_buffer(page, size);
 	} else {