diff options
Diffstat (limited to 'arch/arm/mach-imx/include/mach/dma-v1.h')
| -rw-r--r-- | arch/arm/mach-imx/include/mach/dma-v1.h | 103 | 
1 files changed, 0 insertions, 103 deletions
diff --git a/arch/arm/mach-imx/include/mach/dma-v1.h b/arch/arm/mach-imx/include/mach/dma-v1.h deleted file mode 100644 index ac6fd713828..00000000000 --- a/arch/arm/mach-imx/include/mach/dma-v1.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - *  linux/arch/arm/mach-imx/include/mach/dma-v1.h - * - *  i.MX DMA registration and IRQ dispatching - * - * Copyright 2006 Pavel Pisa <pisa@cmp.felk.cvut.cz> - * Copyright 2008 Juergen Beisert, <kernel@pengutronix.de> - * Copyright 2008 Sascha Hauer, <s.hauer@pengutronix.de> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#ifndef __MACH_DMA_V1_H__ -#define __MACH_DMA_V1_H__ - -#define imx_has_dma_v1()	(cpu_is_mx1() || cpu_is_mx21() || cpu_is_mx27()) - -#include <mach/dma.h> - -#define IMX_DMA_CHANNELS  16 - -#define DMA_MODE_READ		0 -#define DMA_MODE_WRITE		1 -#define DMA_MODE_MASK		1 - -#define MX1_DMA_REG(offset)	MX1_IO_ADDRESS(MX1_DMA_BASE_ADDR + (offset)) - -/* DMA Interrupt Mask Register */ -#define MX1_DMA_DIMR		MX1_DMA_REG(0x08) - -/* Channel Control Register */ -#define MX1_DMA_CCR(x)		MX1_DMA_REG(0x8c + ((x) << 6)) - -#define IMX_DMA_MEMSIZE_32	(0 << 4) -#define IMX_DMA_MEMSIZE_8	(1 << 4) -#define IMX_DMA_MEMSIZE_16	(2 << 4) -#define IMX_DMA_TYPE_LINEAR	(0 << 10) -#define IMX_DMA_TYPE_2D		(1 << 10) -#define IMX_DMA_TYPE_FIFO	(2 << 10) - -#define IMX_DMA_ERR_BURST     (1 << 0) -#define IMX_DMA_ERR_REQUEST   (1 << 1) -#define IMX_DMA_ERR_TRANSFER  (1 << 2) -#define IMX_DMA_ERR_BUFFER    (1 << 3) -#define IMX_DMA_ERR_TIMEOUT   (1 << 4) - -int -imx_dma_config_channel(int channel, unsigned int config_port, -	unsigned int config_mem, unsigned int dmareq, int hw_chaining); - -void -imx_dma_config_burstlen(int channel, unsigned int burstlen); - -int -imx_dma_setup_single(int channel, dma_addr_t dma_address, -		unsigned int dma_length, unsigned int dev_addr, -		unsigned int dmamode); - - -/* - * Use this flag as the dma_length argument to imx_dma_setup_sg() - * to create an endless running dma loop. The end of the scatterlist - * must be linked to the beginning for this to work. - */ -#define IMX_DMA_LENGTH_LOOP	((unsigned int)-1) - -int -imx_dma_setup_sg(int channel, struct scatterlist *sg, -		unsigned int sgcount, unsigned int dma_length, -		unsigned int dev_addr, unsigned int dmamode); - -int -imx_dma_setup_handlers(int channel, -		void (*irq_handler) (int, void *), -		void (*err_handler) (int, void *, int), void *data); - -int -imx_dma_setup_progression_handler(int channel, -		void (*prog_handler) (int, void*, struct scatterlist*)); - -void imx_dma_enable(int channel); - -void imx_dma_disable(int channel); - -int imx_dma_request(int channel, const char *name); - -void imx_dma_free(int channel); - -int imx_dma_request_by_prio(const char *name, enum imx_dma_prio prio); - -#endif	/* __MACH_DMA_V1_H__ */  | 
