ARM: mach-shmobile: Set CONSISTENT_DMA_SIZE to 158 MB
This patch sets CONSISTENT_DMA_SIZE to 158 MB
for all SH-Mobile ARM processors.
The DMA area is mapped at 0xf6000000 - 0xffdfffff,
on top of the 256 MB I/O window at 0xe6000000.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/arm/mach-shmobile/include/mach/memory.h b/arch/arm/mach-shmobile/include/mach/memory.h
index e188183..377584e 100644
--- a/arch/arm/mach-shmobile/include/mach/memory.h
+++ b/arch/arm/mach-shmobile/include/mach/memory.h
@@ -4,4 +4,7 @@
#define PHYS_OFFSET UL(CONFIG_MEMORY_START)
#define MEM_SIZE UL(CONFIG_MEMORY_SIZE)
+/* DMA memory at 0xf6000000 - 0xffdfffff */
+#define CONSISTENT_DMA_SIZE (158 << 20)
+
#endif /* __ASM_MACH_MEMORY_H */