diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 7232de1c0688..5cc415ba4f55 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -1115,6 +1115,7 @@ config MMC_LOONGSON2
 	tristate "Loongson-2K SD/SDIO/eMMC Host Interface support"
 	depends on LOONGARCH || COMPILE_TEST
 	depends on HAS_DMA
+	select REGMAP_MMIO
 	help
 	  This selects support for the SD/SDIO/eMMC Host Controller on
 	  Loongson-2K series CPUs.