1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  *  Board-specific MMC configuration
4  */
5 
6 #ifndef _DAVINCI_MMC_H
7 #define _DAVINCI_MMC_H
8 
9 #include <linux/types.h>
10 #include <linux/mmc/host.h>
11 
12 struct davinci_mmc_config {
13 	/* get_cd()/get_wp() may sleep */
14 	int	(*get_cd)(int module);
15 	int	(*get_ro)(int module);
16 
17 	void	(*set_power)(int module, bool on);
18 
19 	/* wires == 0 is equivalent to wires == 4 (4-bit parallel) */
20 	u8	wires;
21 
22 	u32     max_freq;
23 
24 	/* any additional host capabilities: OR'd in to mmc->f_caps */
25 	u32     caps;
26 
27 	/* Number of sg segments */
28 	u8	nr_sg;
29 };
30 void davinci_setup_mmc(int module, struct davinci_mmc_config *config);
31 
32 enum {
33 	MMC_CTLR_VERSION_1 = 0,	/* DM644x and DM355 */
34 	MMC_CTLR_VERSION_2,	/* DA830 */
35 };
36 
37 #endif
38