It is required to boot from eMMC without additional patch in u-boot.

Fixes: 50decd493c83 ("arm64: dts: rockchip: Add FriendlyARM NanoPi R3S board")
Suggested-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Tianling Shen <cnsztl@gmail.com>
---
 arch/arm64/boot/dts/rockchip/rk3566-nanopi-r3s.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3566-nanopi-r3s.dts b/arch/arm64/boot/dts/rockchip/rk3566-nanopi-r3s.dts
index 243574f8da78..03a2f90f6217 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-nanopi-r3s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-nanopi-r3s.dts
@@ -491,6 +491,7 @@ &pmu_io_domains {
 &sdhci {
 	bus-width = <8>;
 	max-frequency = <200000000>;
+	mmc-hs200-1_8v;
 	non-removable;
 	pinctrl-names = "default";
 	pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_datastrobe>;
-- 
2.47.0