original_kernel/arch/blackfin/mach-bf527/include/mach/dma.h

63 lines
2.1 KiB
C

/*
* 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_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 */
#if defined(CONFIG_BF527_NAND_D_PORTF)
#define CH_NFC CH_PPI /* PPI receive/transmit or NFC */
#elif defined(CONFIG_BF527_NAND_D_PORTH)
#define CH_NFC CH_EMAC_TX /* PPI receive/transmit or NFC */
#endif
#endif