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-rw-r--r--arch/arm/mach-shark/include/mach/isa-dma.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/mach-shark/include/mach/isa-dma.h b/arch/arm/mach-shark/include/mach/isa-dma.h
new file mode 100644
index 0000000..864298f
--- /dev/null
+++ b/arch/arm/mach-shark/include/mach/isa-dma.h
@@ -0,0 +1,17 @@
+/*
+ * arch/arm/mach-shark/include/mach/isa-dma.h
+ *
+ * by Alexander Schulz
+ */
+#ifndef __ASM_ARCH_DMA_H
+#define __ASM_ARCH_DMA_H
+
+/* Use only the lowest 4MB, nothing else works.
+ * The rest is not DMAable. See dev / .properties
+ * in OpenFirmware.
+ */
+#define MAX_DMA_CHANNELS 8
+#define DMA_ISA_CASCADE 4
+
+#endif /* _ASM_ARCH_DMA_H */
+