diff --git a/build/boards/cv181x/cv1813h_milkv_duos_emmc/dts_riscv/cv1813h_milkv_duos_emmc.dts b/build/boards/cv181x/cv1813h_milkv_duos_emmc/dts_riscv/cv1813h_milkv_duos_emmc.dts
index 78e973933..0a2041c3e 100644
--- a/build/boards/cv181x/cv1813h_milkv_duos_emmc/dts_riscv/cv1813h_milkv_duos_emmc.dts
+++ b/build/boards/cv181x/cv1813h_milkv_duos_emmc/dts_riscv/cv1813h_milkv_duos_emmc.dts
@@ -27,8 +27,12 @@
 
 &wifisd {
 	status = "okay";
+	cap-sd-highspeed;
+	sd-uhs-sdr25;
+	sd-uhs-ddr50;
+	sd-uhs-sdr104;
 	min-frequency = <400000>;
-	max-frequency = <50000000>;
+	max-frequency = <100000000>;
 };
 
 / {
diff --git a/linux_5.10/drivers/mmc/host/cvitek/sdhci-cv181x.c b/linux_5.10/drivers/mmc/host/cvitek/sdhci-cv181x.c
index 505bae1bd..e3cd52cfe 100644
--- a/linux_5.10/drivers/mmc/host/cvitek/sdhci-cv181x.c
+++ b/linux_5.10/drivers/mmc/host/cvitek/sdhci-cv181x.c
@@ -1137,7 +1137,7 @@ static const struct sdhci_pltfm_data sdhci_cv181x_sd_pdata = {
 static const struct sdhci_pltfm_data sdhci_cv181x_sdio_pdata = {
 	.ops = &sdhci_cv181x_sdio_ops,
 	.quirks = SDHCI_QUIRK_INVERTED_WRITE_PROTECT | SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN,
-	.quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN | SDHCI_QUIRK2_NO_1_8_V,
+	.quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
 };
 
 static const struct sdhci_pltfm_data sdhci_cv181x_fpga_emmc_pdata = {