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 | |