[ARM] 4576/1: CM-X270 machine support

This patch provides core support for CM-X270 platform.

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/include/asm-arm/arch-pxa/memory.h b/include/asm-arm/arch-pxa/memory.h
index e17f988..bee81d6 100644
--- a/include/asm-arm/arch-pxa/memory.h
+++ b/include/asm-arm/arch-pxa/memory.h
@@ -39,4 +39,14 @@
  */
 #define NODE_MEM_SIZE_BITS	26
 
+#if !defined(__ASSEMBLY__) && defined(CONFIG_MACH_ARMCORE) && defined(CONFIG_PCI)
+void cmx270_pci_adjust_zones(int node, unsigned long *size,
+			     unsigned long *holes);
+
+#define arch_adjust_zones(node, size, holes) \
+	cmx270_pci_adjust_zones(node, size, holes)
+
+#define ISA_DMA_THRESHOLD	(PHYS_OFFSET + SZ_64M - 1)
+#endif
+
 #endif