diff options
| author | Marek Vasut <marex@denx.de> | 2016-12-01 02:06:33 +0100 |
|---|---|---|
| committer | Jaehoon Chung <jh80.chung@samsung.com> | 2016-12-01 13:51:57 +0900 |
| commit | b5b838f1a726e9ab7eea505740e8169b55e90ed6 (patch) | |
| tree | 30c1d1b44a48d97813e9595f66850d89363992a9 /drivers/mmc/Kconfig | |
| parent | ce9eca9438d69306441060e7ac90e45d47882f34 (diff) | |
| download | u-boot-b5b838f1a726e9ab7eea505740e8169b55e90ed6.tar.gz | |
mmc: Tinification of the mmc code
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>
Diffstat (limited to 'drivers/mmc/Kconfig')
| -rw-r--r-- | drivers/mmc/Kconfig | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig index 24f4b285a9..5e84a41491 100644 --- a/drivers/mmc/Kconfig +++ b/drivers/mmc/Kconfig @@ -26,6 +26,21 @@ config DM_MMC_OPS option will be removed as soon as all DM_MMC drivers use it, as it will the only supported behaviour. +config SPL_MMC_TINY + bool "Tiny MMC framework in SPL" + help + Enable MMC framework tinification support. This option is useful if + if your SPL is extremely size constrained. Heed the warning, enable + this option if and only if you know exactly what you are doing, if + you are reading this help text, you most likely have no idea :-) + + The MMC framework is reduced to bare minimum to be useful. No malloc + support is needed for the MMC framework operation with this option + enabled. The framework supports exactly one MMC device and exactly + one MMC driver. The MMC driver can be adjusted to avoid any malloc + operations too, which can remove the need for malloc support in SPL + and thus further reduce footprint. + config MSM_SDHCI bool "Qualcomm SDHCI controller" depends on DM_MMC && BLK && DM_MMC_OPS |