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  • only in /netgear-R7000-V1.0.7.12_1.2.5/components/opensource/linux/linux-2.6.36/arch/blackfin/mach-bf527/include/mach/
1/* mach/dma.h - arch-specific DMA defines
2 *
3 * Copyright 2004-2008 Analog Devices Inc.
4 *
5 * Licensed under the GPL-2 or later.
6 */
7
8#ifndef _MACH_DMA_H_
9#define _MACH_DMA_H_
10
11#define MAX_DMA_CHANNELS 16
12
13#define CH_PPI 			0	/* PPI receive/transmit or NFC */
14#define CH_EMAC_RX 		1	/* Ethernet MAC receive or HOSTDP */
15#define CH_EMAC_HOSTDP 		1	/* Ethernet MAC receive or HOSTDP */
16#define CH_EMAC_TX 		2	/* Ethernet MAC transmit or NFC */
17#define CH_SPORT0_RX 		3	/* SPORT0 receive */
18#define CH_SPORT0_TX 		4	/* SPORT0 transmit */
19#define CH_SPORT1_RX 		5	/* SPORT1 receive */
20#define CH_SPORT1_TX 		6	/* SPORT1 transmit */
21#define CH_SPI 			7	/* SPI transmit/receive */
22#define CH_UART0_RX 		8	/* UART0 receive */
23#define CH_UART0_TX 		9	/* UART0 transmit */
24#define CH_UART1_RX 		10	/* UART1 receive */
25#define CH_UART1_TX 		11	/* UART1 transmit */
26
27#define CH_MEM_STREAM0_DEST	12	/* TX */
28#define CH_MEM_STREAM0_SRC  	13	/* RX */
29#define CH_MEM_STREAM1_DEST	14	/* TX */
30#define CH_MEM_STREAM1_SRC 	15	/* RX */
31
32#if defined(CONFIG_BF527_NAND_D_PORTF)
33#define CH_NFC			CH_PPI	/* PPI receive/transmit or NFC */
34#elif defined(CONFIG_BF527_NAND_D_PORTH)
35#define CH_NFC			CH_EMAC_TX /* PPI receive/transmit or NFC */
36#endif
37
38#endif
39