add msm_sdcc.c

Have compiling errors:
drivers/mmc/host/msm_sdcc.c: At top level:
drivers/mmc/host/msm_sdcc.c:3678:4: error: expected identifier or '('
before 'else'
drivers/mmc/host/msm_sdcc.c:3681:1: error: expected identifier or '('
before '}' token