diff options
author | Ben Dooks <ben-linux@fluff.org> | 2008-08-08 21:10:12 +0100 |
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committer | Ben Dooks <ben-linux@fluff.org> | 2008-08-08 21:10:12 +0100 |
commit | af7a535688a758d15f06a98833e6a143b29af9de (patch) | |
tree | bac5ab210bbbbe276f0e44ed84194d7c8bb16aae /arch/arm/plat-omap/include/mach/mmc.h | |
parent | 0c17e4ceedd35c78b1c7413dbd16279a350be6bc (diff) | |
parent | c41107c2d4fd31924533f4dbc4c3428acc2b5894 (diff) |
Merge http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm into for-rmk
Diffstat (limited to 'arch/arm/plat-omap/include/mach/mmc.h')
-rw-r--r-- | arch/arm/plat-omap/include/mach/mmc.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/mmc.h b/arch/arm/plat-omap/include/mach/mmc.h new file mode 100644 index 00000000000..fc15d13058f --- /dev/null +++ b/arch/arm/plat-omap/include/mach/mmc.h @@ -0,0 +1,74 @@ +/* + * MMC definitions for OMAP2 + * + * Copyright (C) 2006 Nokia Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __OMAP2_MMC_H +#define __OMAP2_MMC_H + +#include <linux/types.h> +#include <linux/device.h> +#include <linux/mmc/host.h> + +#include <mach/board.h> + +#define OMAP_MMC_MAX_SLOTS 2 + +struct omap_mmc_platform_data { + struct omap_mmc_conf conf; + + /* number of slots on board */ + unsigned nr_slots:2; + + /* set if your board has components or wiring that limits the + * maximum frequency on the MMC bus */ + unsigned int max_freq; + + /* switch the bus to a new slot */ + int (* switch_slot)(struct device *dev, int slot); + /* initialize board-specific MMC functionality, can be NULL if + * not supported */ + int (* init)(struct device *dev); + void (* cleanup)(struct device *dev); + void (* shutdown)(struct device *dev); + + /* To handle board related suspend/resume functionality for MMC */ + int (*suspend)(struct device *dev, int slot); + int (*resume)(struct device *dev, int slot); + + struct omap_mmc_slot_data { + int (* set_bus_mode)(struct device *dev, int slot, int bus_mode); + int (* set_power)(struct device *dev, int slot, int power_on, int vdd); + int (* get_ro)(struct device *dev, int slot); + + /* return MMC cover switch state, can be NULL if not supported. + * + * possible return values: + * 0 - open + * 1 - closed + */ + int (* get_cover_state)(struct device *dev, int slot); + + const char *name; + u32 ocr_mask; + + /* Card detection IRQs */ + int card_detect_irq; + int (* card_detect)(int irq); + + unsigned int ban_openended:1; + + } slots[OMAP_MMC_MAX_SLOTS]; +}; + +extern void omap_set_mmc_info(int host, const struct omap_mmc_platform_data *info); + +/* called from board-specific card detection service routine */ +extern void omap_mmc_notify_cover_event(struct device *dev, int slot, int is_closed); + +#endif |