36 lines
969 B
C
36 lines
969 B
C
|
/*
|
||
|
|
* Copyright (c) 2010 Intel Corporation
|
||
|
|
*
|
||
|
|
* 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.
|
||
|
|
*
|
||
|
|
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef PCH_DMA_H
|
||
|
|
#define PCH_DMA_H
|
||
|
|
|
||
|
|
enum pch_dma_width {
|
||
|
|
PCH_DMA_WIDTH_1_BYTE,
|
||
|
|
PCH_DMA_WIDTH_2_BYTES,
|
||
|
|
PCH_DMA_WIDTH_4_BYTES,
|
||
|
|
};
|
||
|
|
|
||
|
|
struct pch_dma_slave {
|
||
|
|
struct device *dma_dev;
|
||
|
|
unsigned int chan_id;
|
||
|
|
dma_addr_t tx_reg;
|
||
|
|
dma_addr_t rx_reg;
|
||
|
|
enum pch_dma_width width;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|