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| author | Yangbo Lu <yangbo.lu@nxp.com> | 2020-09-01 11:57:59 +0300 |
|---|---|---|
| committer | Peng Fan <peng.fan@nxp.com> | 2020-10-12 10:45:39 +0300 |
| commit | 390f9bddb9c84f75649024b41b8cf2a766379ce0 (patch) | |
| tree | 53bf31a4cf9cbcb2cc76f8a444d699311dce3563 /include/mmc.h | |
| parent | 726561a9412abe50875b7791feab94f411d76199 (diff) | |
| download | u-boot-390f9bddb9c84f75649024b41b8cf2a766379ce0.tar.xz | |
mmc: add a reinit() API
For DM_MMC, the controller re-initialization is needed to
clear old configuration for mmc rescan.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Diffstat (limited to 'include/mmc.h')
| -rw-r--r-- | include/mmc.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/mmc.h b/include/mmc.h index 75bcaaf6b3..93494d939a 100644 --- a/include/mmc.h +++ b/include/mmc.h @@ -422,6 +422,14 @@ struct dm_mmc_ops { */ int (*deferred_probe)(struct udevice *dev); /** + * reinit() - Re-initialization to clear old configuration for + * mmc rescan. + * + * @dev: Device to reinit + * @return 0 if Ok, -ve if error + */ + int (*reinit)(struct udevice *dev); + /** * send_cmd() - Send a command to the MMC device * * @dev: Device to receive the command @@ -518,6 +526,7 @@ int dm_mmc_execute_tuning(struct udevice *dev, uint opcode); int dm_mmc_wait_dat0(struct udevice *dev, int state, int timeout_us); int dm_mmc_host_power_cycle(struct udevice *dev); int dm_mmc_deferred_probe(struct udevice *dev); +int dm_mmc_reinit(struct udevice *dev); int dm_mmc_get_b_max(struct udevice *dev, void *dst, lbaint_t blkcnt); /* Transition functions for compatibility */ @@ -529,6 +538,7 @@ int mmc_wait_dat0(struct mmc *mmc, int state, int timeout_us); int mmc_set_enhanced_strobe(struct mmc *mmc); int mmc_host_power_cycle(struct mmc *mmc); int mmc_deferred_probe(struct mmc *mmc); +int mmc_reinit(struct mmc *mmc); int mmc_get_b_max(struct mmc *mmc, void *dst, lbaint_t blkcnt); #else |