aboutsummaryrefslogtreecommitdiffstats
path: root/arch/avr32/mach-at32ap/include/mach/atmel-mci.h
blob: a9b38967f70365309e98d04f85da2414808aa756 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
#ifndef __MACH_ATMEL_MCI_H
#define __MACH_ATMEL_MCI_H

#include <linux/dw_dmac.h>

/**
 * struct mci_dma_data - DMA data for MCI interface
 */
struct mci_dma_data {
	struct dw_dma_slave	sdata;
};

/* accessor macros */
#define	slave_data_ptr(s)	(&(s)->sdata)
#define find_slave_dev(s)	((s)->sdata.dma_dev)

#define	setup_dma_addr(s, t, r)	do {		\
	if (s) {				\
		(s)->sdata.tx_reg = (t);	\
		(s)->sdata.rx_reg = (r);	\
	}					\
} while (0)

#endif /* __MACH_ATMEL_MCI_H */