|
|
|
/* mach/dma.h - arch-specific DMA defines
|
|
|
|
*
|
|
|
|
* Copyright 2004-2008 Analog Devices Inc.
|
|
|
|
*
|
|
|
|
* Licensed under the GPL-2 or later.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef _MACH_DMA_H_
|
|
|
|
#define _MACH_DMA_H_
|
|
|
|
|
|
|
|
#define MAX_DMA_CHANNELS 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
|