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mmc: compile out erase and write mmc commands if write operations are not enabled

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Also remove erase_grp_size and write_bl_len from struct mmc as they are
not used anymore. On ARM, removing them saves about 100 bytes of code
space in SPL.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
This commit is contained in:
Jean-Jacques Hiblot
2018-01-04 15:23:34 +01:00
committed by Jaehoon Chung
parent 5b2e72f327
commit e6fa5a5461
3 changed files with 24 additions and 2 deletions
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2
include/mmc.h
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@@ -585,8 +585,10 @@ struct mmc {
uint tran_speed;
uint legacy_speed; /* speed for the legacy mode provided by the card */
uint read_bl_len;
#if CONFIG_IS_ENABLED(MMC_WRITE)
uint write_bl_len;
uint erase_grp_size; /* in 512-byte sectors */
#endif
uint hc_wp_grp_size; /* in 512-byte sectors */
#if CONFIG_IS_ENABLED(MMC_WRITE)
struct sd_ssr ssr; /* SD status register */