BYT_IOSF_SCCEP    254 drivers/mmc/host/sdhci-acpi.c #define BYT_IOSF_SCCEP			0x63
BYT_IOSF_SCCEP    458 drivers/mmc/host/sdhci-pci-core.c #define BYT_IOSF_SCCEP			0x63