arm64: dts: tegra186: Add SDMMC4 DQS trim value

Add the HS400 DQS trim value for Tegra186 SDMMC4.
Signed-off-by: Aapo Vienamo <avienamo@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

arch/arm64/boot/dts/nvidia/tegra186.dtsi

@@ -313,6 +313,7 @@ sdmmc4: sdhci@3460000 {
 		nvidia,pad-autocal-pull-down-offset-1v8-timeout = <0x0a>;
 		nvidia,default-tap = <0x5>;
 		nvidia,default-trim = <0x9>;
+		nvidia,dqs-trim = <63>;
 		status = "disabled";
 	};