diff --git a/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi b/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
index bee4c32..b61d6e0 100644
--- a/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
+++ b/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
@@ -11,12 +11,13 @@
 	};
 
 	chosen {
-		u-boot,spl-boot-order = &sdmmc;
+		u-boot,spl-boot-order = "same-as-spl", &sdmmc;
 	};
 };
 
 &sdmmc {
 	bus-width = <4>;
 	bootph-pre-ram;
+	u-boot,spl-fifo-mode;
 	status = "okay";
 };
diff --git a/configs/rock5b-rk3588_defconfig b/configs/rock5b-rk3588_defconfig
index 6619938..3fcc6a2 100644
--- a/configs/rock5b-rk3588_defconfig
+++ b/configs/rock5b-rk3588_defconfig
@@ -66,6 +66,5 @@
 CONFIG_SPL_RAM=y
 CONFIG_BAUDRATE=1500000
 CONFIG_DEBUG_UART_SHIFT=2
-CONFIG_DEBUG_UART_ANNOUNCE=y
 CONFIG_SYSRESET=y
 CONFIG_ERRNO_STR=y