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diff --git a/include/asm-blackfin/mach-bf527/dma.h b/include/asm-blackfin/mach-bf527/dma.h
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+/*
+ * file: include/asm-blackfin/mach-bf527/dma.h
+ * based on: include/asm-blackfin/mach-bf537/dma.h
+ * author: Michael Hennerich (michael.hennerich@analog.com)
+ *
+ * created:
+ * description:
+ * system DMA map
+ * rev:
+ *
+ * modified:
+ *
+ *
+ * bugs: enter bugs at http://blackfin.uclinux.org/
+ *
+ * this program is free software; you can redistribute it and/or modify
+ * it under the terms of the gnu general public license as published by
+ * the free software foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * this program is distributed in the hope that it will be useful,
+ * but without any warranty; without even the implied warranty of
+ * merchantability or fitness for a particular purpose. see the
+ * gnu general public license for more details.
+ *
+ * you should have received a copy of the gnu general public license
+ * along with this program; see the file copying.
+ * if not, write to the free software foundation,
+ * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ */
+
+#ifndef _MACH_DMA_H_
+#define _MACH_DMA_H_
+
+#define MAX_BLACKFIN_DMA_CHANNEL 16
+
+#define CH_PPI 0 /* PPI receive/transmit or NFC */
+#define CH_NFC 0 /* PPI receive/transmit or NFC */
+#define CH_EMAC_RX 1 /* Ethernet MAC receive or HOSTDP */
+#define CH_EMAC_HOSTDP 1 /* Ethernet MAC receive or HOSTDP */
+#define CH_EMAC_TX 2 /* Ethernet MAC transmit or NFC */
+#define CH_SPORT0_RX 3 /* SPORT0 receive */
+#define CH_SPORT0_TX 4 /* SPORT0 transmit */
+#define CH_SPORT1_RX 5 /* SPORT1 receive */
+#define CH_SPORT1_TX 6 /* SPORT1 transmit */
+#define CH_SPI 7 /* SPI transmit/receive */
+#define CH_UART0_RX 8 /* UART0 receive */
+#define CH_UART0_TX 9 /* UART0 transmit */
+#define CH_UART1_RX 10 /* UART1 receive */
+#define CH_UART1_TX 11 /* UART1 transmit */
+
+#define CH_MEM_STREAM0_DEST 12 /* TX */
+#define CH_MEM_STREAM0_SRC 13 /* RX */
+#define CH_MEM_STREAM1_DEST 14 /* TX */
+#define CH_MEM_STREAM1_SRC 15 /* RX */
+
+extern int channel2irq(unsigned int channel);
+extern struct dma_register *base_addr[];
+
+#endif