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/* 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