fsp2 based on powerpc 476fpe using eMMC arasan, so we added support
of this inside our dts and also enabled via additional
dependence for sdhci-st driver in Kconfig.

this code depends on commit c4b56b023daa91953e9ebe91143e6ca156f0bcb7
which is located in powerpc linux tree in 'next' branch.

Ivan Mikhaylov (2):
  mmc/host: add FSP2(ppc476fpe) into depends for sdhci-st
  44x/fsp2: enable eMMC arasan for fsp2 platform

 arch/powerpc/boot/dts/fsp2.dts          |   33 +++++++++++++++++-------------
 arch/powerpc/configs/44x/fsp2_defconfig |    2 ++
 drivers/mmc/host/Kconfig                |    2 +-
 3 files changed, 22 insertions(+), 15 deletions(-)