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authorIngo Molnar <mingo@elte.hu>2008-09-24 09:56:20 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-24 09:56:20 +0200
commitebdd90a8cb2e3963f55499850f02ce6003558b55 (patch)
treed153f917ed41d257ddafa22f9cc2201bfddf8f9c /arch/arm/mach-h720x/include/mach/dma.h
parent3c9339049df5cc3a468c11de6c4101a1ea8c3d83 (diff)
parent72d31053f62c4bc464c2783974926969614a8649 (diff)
Merge commit 'v2.6.27-rc7' into x86/pebs
Diffstat (limited to 'arch/arm/mach-h720x/include/mach/dma.h')
-rw-r--r--arch/arm/mach-h720x/include/mach/dma.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/mach-h720x/include/mach/dma.h b/arch/arm/mach-h720x/include/mach/dma.h
new file mode 100644
index 00000000000..0a9d86ee84f
--- /dev/null
+++ b/arch/arm/mach-h720x/include/mach/dma.h
@@ -0,0 +1,26 @@
+/*
+ * arch/arm/mach-h720x/include/mach/dma.h
+ *
+ * Architecture DMA routes
+ *
+ * Copyright (C) 1997.1998 Russell King
+ */
+#ifndef __ASM_ARCH_DMA_H
+#define __ASM_ARCH_DMA_H
+
+/*
+ * This is the maximum DMA address that can be DMAd to.
+ * There should not be more than (0xd0000000 - 0xc0000000)
+ * bytes of RAM.
+ */
+#define MAX_DMA_ADDRESS 0xd0000000
+
+#if defined (CONFIG_CPU_H7201)
+#define MAX_DMA_CHANNELS 3
+#elif defined (CONFIG_CPU_H7202)
+#define MAX_DMA_CHANNELS 4
+#else
+#error processor definition missmatch
+#endif
+
+#endif /* __ASM_ARCH_DMA_H */