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mmc: Tinification of the mmc code

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Add new configuration option CONFIG_MMC_TINY which strips away all
memory allocation within the MMC code and code for handling multiple
cards. This allows extremely space-constrained SPL code use the MMC
framework.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Tom Rini <trini@konsulko.com>
Cc: Jaehoon Chung <jh80.chung@samsung.com>
This commit is contained in:
Marek Vasut 2016-12-01 02:06:33 +01:00 • committed by Jaehoon Chung
parent ce9eca9438
commit b5b838f1a7
5 changed files with 83 additions and 2 deletions
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1
include/mmc.h
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@ -515,6 +515,7 @@ void print_mmc_devices(char separator);
* @return 0 if there is no MMC device, else the number of devices
*/
int get_mmc_num(void);
int mmc_switch_part(struct mmc *mmc, unsigned int part_num);
int mmc_hwpart_config(struct mmc *mmc, const struct mmc_hwpart_conf *conf,
enum mmc_hwpart_conf_mode mode);