summaryrefslogtreecommitdiffstats
path: root/arch/h8300/include/asm/dma.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/h8300/include/asm/dma.h')
-rw-r--r--arch/h8300/include/asm/dma.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/h8300/include/asm/dma.h b/arch/h8300/include/asm/dma.h
new file mode 100644
index 000000000000..3edbaaaedf5b
--- /dev/null
+++ b/arch/h8300/include/asm/dma.h
@@ -0,0 +1,15 @@
+#ifndef _H8300_DMA_H
+#define _H8300_DMA_H
+
+
+/*
+ * Set number of channels of DMA on ColdFire for different implementations.
+ */
+#define MAX_DMA_CHANNELS 0
+#define MAX_DMA_ADDRESS PAGE_OFFSET
+
+/* These are in kernel/dma.c: */
+extern int request_dma(unsigned int dmanr, const char *device_id); /* reserve a DMA channel */
+extern void free_dma(unsigned int dmanr); /* release it again */
+
+#endif /* _H8300_DMA_H */