diff options
Diffstat (limited to 'roms/u-boot/drivers/mmc/mmc_private.h')
-rw-r--r-- | roms/u-boot/drivers/mmc/mmc_private.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/roms/u-boot/drivers/mmc/mmc_private.h b/roms/u-boot/drivers/mmc/mmc_private.h new file mode 100644 index 000000000..a6cd250d2 --- /dev/null +++ b/roms/u-boot/drivers/mmc/mmc_private.h @@ -0,0 +1,135 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2008,2010 Freescale Semiconductor, Inc + * Copyright 2020 NXP + * Andy Fleming + * + * Based (loosely) on the Linux code + */ + +#ifndef _MMC_PRIVATE_H_ +#define _MMC_PRIVATE_H_ + +#include <mmc.h> + +int mmc_send_status(struct mmc *mmc, unsigned int *status); +int mmc_poll_for_busy(struct mmc *mmc, int timeout); + +int mmc_set_blocklen(struct mmc *mmc, int len); + +#if CONFIG_IS_ENABLED(BLK) +ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt, + void *dst); +#else +ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt, + void *dst); +#endif + +#if CONFIG_IS_ENABLED(MMC_WRITE) + +#if CONFIG_IS_ENABLED(BLK) +ulong mmc_bwrite(struct udevice *dev, lbaint_t start, lbaint_t blkcnt, + const void *src); +ulong mmc_berase(struct udevice *dev, lbaint_t start, lbaint_t blkcnt); +#else +ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt, + const void *src); +ulong mmc_berase(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt); +#endif + +#else /* CONFIG_SPL_MMC_WRITE is not defined */ + +/* declare dummies to reduce code size. */ + +#if CONFIG_IS_ENABLED(BLK) +static inline unsigned long mmc_berase(struct udevice *dev, + lbaint_t start, lbaint_t blkcnt) +{ + return 0; +} + +static inline ulong mmc_bwrite(struct udevice *dev, lbaint_t start, + lbaint_t blkcnt, const void *src) +{ + return 0; +} +#else +static inline unsigned long mmc_berase(struct blk_desc *block_dev, + lbaint_t start, lbaint_t blkcnt) +{ + return 0; +} + +static inline ulong mmc_bwrite(struct blk_desc *block_dev, lbaint_t start, + lbaint_t blkcnt, const void *src) +{ + return 0; +} +#endif + +#endif /* CONFIG_SPL_BUILD */ + +#ifdef CONFIG_MMC_TRACE +void mmmc_trace_before_send(struct mmc *mmc, struct mmc_cmd *cmd); +void mmmc_trace_after_send(struct mmc *mmc, struct mmc_cmd *cmd, int ret); +void mmc_trace_state(struct mmc *mmc, struct mmc_cmd *cmd); +#else +static inline void mmmc_trace_before_send(struct mmc *mmc, struct mmc_cmd *cmd) +{ +} + +static inline void mmmc_trace_after_send(struct mmc *mmc, struct mmc_cmd *cmd, + int ret) +{ +} + +static inline void mmc_trace_state(struct mmc *mmc, struct mmc_cmd *cmd) +{ +} +#endif + +/** + * mmc_get_next_devnum() - Get the next available MMC device number + * + * @return next available device number (0 = first), or -ve on error + */ +int mmc_get_next_devnum(void); + +/** + * mmc_do_preinit() - Get an MMC device ready for use + */ +void mmc_do_preinit(void); + +/** + * mmc_list_init() - Set up the list of MMC devices + */ +void mmc_list_init(void); + +/** + * mmc_list_add() - Add a new MMC device to the list of devices + * + * @mmc: Device to add + */ +void mmc_list_add(struct mmc *mmc); + +/** + * mmc_switch_part() - Switch to a new MMC hardware partition + * + * @mmc: MMC device + * @part_num: Hardware partition number + * @return 0 if OK, -ve on error + */ +int mmc_switch_part(struct mmc *mmc, unsigned int part_num); + +/** + * mmc_switch() - Issue and MMC switch mode command + * + * @mmc: MMC device + * @set: Unused + * @index: Cmdarg index + * @value: Cmdarg value + * @return 0 if OK, -ve on error + */ +int mmc_switch(struct mmc *mmc, u8 set, u8 index, u8 value); + +#endif /* _MMC_PRIVATE_H_ */ |