4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; version 2
10 #ifndef __ASM_ARCH_IMX_ESDHC_H
11 #define __ASM_ARCH_IMX_ESDHC_H
13 #include <linux/types.h>
16 ESDHC_WP_NONE, /* no WP, neither controller nor gpio */
17 ESDHC_WP_CONTROLLER, /* mmc controller internal WP */
18 ESDHC_WP_GPIO, /* external gpio pin for WP */
22 ESDHC_CD_NONE, /* no CD, neither controller nor gpio */
23 ESDHC_CD_CONTROLLER, /* mmc controller internal CD */
24 ESDHC_CD_GPIO, /* external gpio pin for CD */
25 ESDHC_CD_PERMANENT, /* no CD, card permanently wired to host */
29 * struct esdhc_platform_data - platform data for esdhc on i.MX
31 * ESDHC_WP(CD)_CONTROLLER type is not available on i.MX25/35.
33 * @wp_gpio: gpio for write_protect
34 * @cd_gpio: gpio for card_detect interrupt
35 * @wp_type: type of write_protect method (see wp_types enum above)
36 * @cd_type: type of card_detect method (see cd_types enum above)
39 struct esdhc_platform_data {
42 enum wp_types wp_type;
43 enum cd_types cd_type;
45 unsigned int delay_line;
46 unsigned int tuning_step; /* The delay cell steps in tuning procedure */
47 unsigned int tuning_start_tap; /* The start delay cell point in tuning procedure */
49 #endif /* __ASM_ARCH_IMX_ESDHC_H */