2007-10-21 16:54:27 +08:00
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/*
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* file: include/asm-blackfin/mach-bf527/dma.h
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* based on: include/asm-blackfin/mach-bf537/dma.h
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* author: Michael Hennerich (michael.hennerich@analog.com)
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*
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* created:
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* description:
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* system DMA map
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* rev:
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*
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* modified:
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*
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*
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* bugs: enter bugs at http://blackfin.uclinux.org/
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*
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* this program is free software; you can redistribute it and/or modify
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* it under the terms of the gnu general public license as published by
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* the free software foundation; either version 2, or (at your option)
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* any later version.
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*
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* this program is distributed in the hope that it will be useful,
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* but without any warranty; without even the implied warranty of
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* merchantability or fitness for a particular purpose. see the
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* gnu general public license for more details.
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*
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* you should have received a copy of the gnu general public license
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* along with this program; see the file copying.
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* if not, write to the free software foundation,
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* 59 temple place - suite 330, boston, ma 02111-1307, usa.
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*/
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#ifndef _MACH_DMA_H_
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#define _MACH_DMA_H_
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#define MAX_BLACKFIN_DMA_CHANNEL 16
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#define CH_PPI 0 /* PPI receive/transmit or NFC */
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#define CH_EMAC_RX 1 /* Ethernet MAC receive or HOSTDP */
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#define CH_EMAC_HOSTDP 1 /* Ethernet MAC receive or HOSTDP */
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#define CH_EMAC_TX 2 /* Ethernet MAC transmit or NFC */
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#define CH_SPORT0_RX 3 /* SPORT0 receive */
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#define CH_SPORT0_TX 4 /* SPORT0 transmit */
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#define CH_SPORT1_RX 5 /* SPORT1 receive */
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#define CH_SPORT1_TX 6 /* SPORT1 transmit */
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#define CH_SPI 7 /* SPI transmit/receive */
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#define CH_UART0_RX 8 /* UART0 receive */
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#define CH_UART0_TX 9 /* UART0 transmit */
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#define CH_UART1_RX 10 /* UART1 receive */
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#define CH_UART1_TX 11 /* UART1 transmit */
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#define CH_MEM_STREAM0_DEST 12 /* TX */
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#define CH_MEM_STREAM0_SRC 13 /* RX */
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#define CH_MEM_STREAM1_DEST 14 /* TX */
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#define CH_MEM_STREAM1_SRC 15 /* RX */
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2007-10-29 16:55:18 +08:00
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#if defined(CONFIG_BF527_NAND_D_PORTF)
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#define CH_NFC CH_PPI /* PPI receive/transmit or NFC */
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#elif defined(CONFIG_BF527_NAND_D_PORTH)
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#define CH_NFC CH_EMAC_TX /* PPI receive/transmit or NFC */
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#endif
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2007-10-21 16:54:27 +08:00
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extern int channel2irq(unsigned int channel);
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extern struct dma_register *base_addr[];
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#endif
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