/* arch/arm/mach-s3c2410/include/mach/dma.h * * Copyright (C) 2003-2006 Simtec Electronics * Ben Dooks <ben@simtec.co.uk> * * Samsung S3C24XX DMA support * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef __ASM_ARCH_DMA_H #define __ASM_ARCH_DMA_H __FILE__ #include <linux/device.h> /* We use `virtual` dma channels to hide the fact we have only a limited * number of DMA channels, and not of all of them (dependent on the device) * can be attached to any DMA source. We therefore let the DMA core handle * the allocation of hardware channels to clients. */ enum dma_ch { DMACH_XD0 = 0, DMACH_XD1, DMACH_SDI, DMACH_SPI0, DMACH_SPI1, DMACH_UART0, DMACH_UART1, DMACH_UART2, DMACH_TIMER, DMACH_I2S_IN, DMACH_I2S_OUT, DMACH_PCM_IN, DMACH_PCM_OUT, DMACH_MIC_IN, DMACH_USB_EP1, DMACH_USB_EP2, DMACH_USB_EP3, DMACH_USB_EP4, DMACH_UART0_SRC2, /* s3c2412 second uart sources */ DMACH_UART1_SRC2, DMACH_UART2_SRC2, DMACH_UART3, /* s3c2443 has extra uart */ DMACH_UART3_SRC2, DMACH_SPI0_TX, /* s3c2443/2416/2450 hsspi0 */ DMACH_SPI0_RX, /* s3c2443/2416/2450 hsspi0 */ DMACH_SPI1_TX, /* s3c2443/2450 hsspi1 */ DMACH_SPI1_RX, /* s3c2443/2450 hsspi1 */ DMACH_MAX, /* the end entry */ }; #endif /* __ASM_ARCH_DMA_H */