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/* 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 */