blob: 87a8bed3b6cbe1d39297e8a56727361bbfc4f020 [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001/* SPDX-License-Identifier: GPL-2.0 */
Kevin Hilman2dbf56ae2009-05-11 15:55:03 -07002/*
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
12struct davinci_mmc_config {
13 /* get_cd()/get_wp() may sleep */
14 int (*get_cd)(int module);
15 int (*get_ro)(int module);
Ido Yariv4a9de8a2011-07-28 20:49:09 +000016
17 void (*set_power)(int module, bool on);
18
Kevin Hilman2dbf56ae2009-05-11 15:55:03 -070019 /* 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
Sudhakar Rajashekharaca2afb62010-05-26 14:41:49 -070027 /* Number of sg segments */
28 u8 nr_sg;
Kevin Hilman2dbf56ae2009-05-11 15:55:03 -070029};
30void davinci_setup_mmc(int module, struct davinci_mmc_config *config);
31
32enum {
33 MMC_CTLR_VERSION_1 = 0, /* DM644x and DM355 */
34 MMC_CTLR_VERSION_2, /* DA830 */
35};
36
37#endif