SDMMC_DDR_HS400 54 drivers/mmc/host/dw_mmc-hi3798cv200.c val |= SDMMC_DDR_HS400; SDMMC_DDR_HS400 56 drivers/mmc/host/dw_mmc-hi3798cv200.c val &= ~SDMMC_DDR_HS400;