spl: Convert CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR to Kconfig

Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
[trini: Fix sniper and kc1 migration]
Signed-off-by: Tom Rini <trini@konsulko.com>
80 files changed