diff options
Diffstat (limited to 'arch/arm/plat-omap/include/plat/mmc.h')
| -rw-r--r-- | arch/arm/plat-omap/include/plat/mmc.h | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h deleted file mode 100644 index 8b4e4f2..0000000 --- a/arch/arm/plat-omap/include/plat/mmc.h +++ /dev/null @@ -1,188 +0,0 @@ -/* - * 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 <plat/omap_hwmod.h> - -#define OMAP15XX_NR_MMC 1 -#define OMAP16XX_NR_MMC 2 -#define OMAP1_MMC_SIZE 0x080 -#define OMAP1_MMC1_BASE 0xfffb7800 -#define OMAP1_MMC2_BASE 0xfffb7c00 /* omap16xx only */ - -#define OMAP24XX_NR_MMC 2 -#define OMAP2420_MMC_SIZE OMAP1_MMC_SIZE -#define OMAP2_MMC1_BASE 0x4809c000 - -#define OMAP4_MMC_REG_OFFSET 0x100 - -#define OMAP_MMC_MAX_SLOTS 2 - -/* - * struct omap_mmc_dev_attr.flags possibilities - * - * OMAP_HSMMC_SUPPORTS_DUAL_VOLT: Some HSMMC controller instances can - * operate with either 1.8Vdc or 3.0Vdc card voltages; this flag - * should be set if this is the case. See for example Section 22.5.3 - * "MMC/SD/SDIO1 Bus Voltage Selection" of the OMAP34xx Multimedia - * Device Silicon Revision 3.1.x Revision ZR (July 2011) (SWPU223R). - * - * OMAP_HSMMC_BROKEN_MULTIBLOCK_READ: Multiple-block read transfers - * don't work correctly on some MMC controller instances on some - * OMAP3 SoCs; this flag should be set if this is the case. See - * for example Advisory 2.1.1.128 "MMC: Multiple Block Read - * Operation Issue" in _OMAP3530/3525/3515/3503 Silicon Errata_ - * Revision F (October 2010) (SPRZ278F). - */ -#define OMAP_HSMMC_SUPPORTS_DUAL_VOLT BIT(0) -#define OMAP_HSMMC_BROKEN_MULTIBLOCK_READ BIT(1) - -struct omap_mmc_dev_attr { - u8 flags; -}; - -struct omap_mmc_platform_data { - /* back-link to device */ - struct device *dev; - - /* number of slots per controller */ - 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); - - /* Return context loss count due to PM states changing */ - int (*get_context_loss_count)(struct device *dev); - - /* Integrating attributes from the omap_hwmod layer */ - u8 controller_flags; - - /* Register offset deviation */ - u16 reg_offset; - - struct omap_mmc_slot_data { - - /* - * 4/8 wires and any additional host capabilities - * need to OR'd all capabilities (ref. linux/mmc/host.h) - */ - u8 wires; /* Used for the MMC driver on omap1 and 2420 */ - u32 caps; /* Used for the MMC driver on 2430 and later */ - u32 pm_caps; /* PM capabilities of the mmc */ - - /* - * nomux means "standard" muxing is wrong on this board, and - * that board-specific code handled it before common init logic. - */ - unsigned nomux:1; - - /* switch pin can be for card detect (default) or card cover */ - unsigned cover:1; - - /* use the internal clock */ - unsigned internal_clock:1; - - /* nonremovable e.g. eMMC */ - unsigned nonremovable:1; - - /* Try to sleep or power off when possible */ - unsigned power_saving:1; - - /* If using power_saving and the MMC power is not to go off */ - unsigned no_off:1; - - /* eMMC does not handle power off when not in sleep state */ - unsigned no_regulator_off_init:1; - - /* Regulator off remapped to sleep */ - unsigned vcc_aux_disable_is_sleep:1; - - /* we can put the features above into this variable */ -#define HSMMC_HAS_PBIAS (1 << 0) -#define HSMMC_HAS_UPDATED_RESET (1 << 1) - unsigned features; - - int switch_pin; /* gpio (card detect) */ - int gpio_wp; /* gpio (write protect) */ - - 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); - void (*remux)(struct device *dev, int slot, int power_on); - /* Call back before enabling / disabling regulators */ - void (*before_set_reg)(struct device *dev, int slot, - int power_on, int vdd); - /* Call back after enabling / disabling regulators */ - void (*after_set_reg)(struct device *dev, int slot, - int power_on, int vdd); - /* if we have special card, init it using this callback */ - void (*init_card)(struct mmc_card *card); - - /* return MMC cover switch state, can be NULL if not supported. - * - * possible return values: - * 0 - closed - * 1 - open - */ - 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)(struct device *dev, int slot); - - unsigned int ban_openended:1; - - } slots[OMAP_MMC_MAX_SLOTS]; -}; - -/* called from board-specific card detection service routine */ -extern void omap_mmc_notify_cover_event(struct device *dev, int slot, - int is_closed); - -#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) -void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, - int nr_controllers); -void omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data); -#else -static inline void omap1_init_mmc(struct omap_mmc_platform_data **mmc_data, - int nr_controllers) -{ -} -static inline void omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data) -{ -} -#endif - -extern int omap_msdi_reset(struct omap_hwmod *oh); - -#endif |