Merge tag 'mfd-for-linus-3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
[pandora-kernel.git] / arch / arm / mach-s3c24xx / include / mach / dma.h
1 /* arch/arm/mach-s3c2410/include/mach/dma.h
2  *
3  * Copyright (C) 2003-2006 Simtec Electronics
4  *      Ben Dooks <ben@simtec.co.uk>
5  *
6  * Samsung S3C24XX DMA support
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11 */
12
13 #ifndef __ASM_ARCH_DMA_H
14 #define __ASM_ARCH_DMA_H __FILE__
15
16 #include <linux/device.h>
17
18 /* We use `virtual` dma channels to hide the fact we have only a limited
19  * number of DMA channels, and not of all of them (dependent on the device)
20  * can be attached to any DMA source. We therefore let the DMA core handle
21  * the allocation of hardware channels to clients.
22 */
23
24 enum dma_ch {
25         DMACH_XD0 = 0,
26         DMACH_XD1,
27         DMACH_SDI,
28         DMACH_SPI0,
29         DMACH_SPI1,
30         DMACH_UART0,
31         DMACH_UART1,
32         DMACH_UART2,
33         DMACH_TIMER,
34         DMACH_I2S_IN,
35         DMACH_I2S_OUT,
36         DMACH_PCM_IN,
37         DMACH_PCM_OUT,
38         DMACH_MIC_IN,
39         DMACH_USB_EP1,
40         DMACH_USB_EP2,
41         DMACH_USB_EP3,
42         DMACH_USB_EP4,
43         DMACH_UART0_SRC2,       /* s3c2412 second uart sources */
44         DMACH_UART1_SRC2,
45         DMACH_UART2_SRC2,
46         DMACH_UART3,            /* s3c2443 has extra uart */
47         DMACH_UART3_SRC2,
48         DMACH_SPI0_TX,          /* s3c2443/2416/2450 hsspi0 */
49         DMACH_SPI0_RX,          /* s3c2443/2416/2450 hsspi0 */
50         DMACH_SPI1_TX,          /* s3c2443/2450 hsspi1 */
51         DMACH_SPI1_RX,          /* s3c2443/2450 hsspi1 */
52         DMACH_MAX,              /* the end entry */
53 };
54
55 #endif /* __ASM_ARCH_DMA_H */