*/
#define PLAT_PHYS_OFFSET UL(0x08000000)
-#ifndef __ASSEMBLY__
-
-static inline void __arch_adjust_zones(unsigned long *zone_size, unsigned long *zhole_size)
-{
- /* Only the first 4 MB (=1024 Pages) are usable for DMA */
- /* See dev / -> .properties in OpenFirmware. */
- zone_size[1] = zone_size[0] - 1024;
- zone_size[0] = 1024;
- zhole_size[1] = zhole_size[0];
- zhole_size[0] = 0;
-}
-
-#define arch_adjust_zones(size, holes) \
- __arch_adjust_zones(size, holes)
-
-#define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_4M - 1)
-#define MAX_DMA_ADDRESS (PAGE_OFFSET + SZ_4M)
-
-#endif
+#define ARM_DMA_ZONE_SIZE SZ_4M
/*
* Cache flushing area