rockchip: rk3588-rock-5b: Include eMMC node in SPL dtb

Add sdhci node to SPL and u-boot,spl-boot-order. Also add more supported
mmc modes and pinctrl.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi b/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
index 4c6f031..85075bf 100644
--- a/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
+++ b/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
@@ -7,11 +7,11 @@
 
 / {
 	aliases {
-		mmc0 = &sdmmc;
+		mmc1 = &sdmmc;
 	};
 
 	chosen {
-		u-boot,spl-boot-order = "same-as-spl", &sdmmc;
+		u-boot,spl-boot-order = "same-as-spl", &sdmmc, &sdhci;
 	};
 };
 
@@ -19,3 +19,11 @@
 	bus-width = <4>;
 	status = "okay";
 };
+
+&sdhci {
+	cap-mmc-highspeed;
+	mmc-ddr-1_8v;
+	mmc-hs200-1_8v;
+	pinctrl-names = "default";
+	pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_data_strobe &emmc_rstnout>;
+};
diff --git a/arch/arm/dts/rk3588s-u-boot.dtsi b/arch/arm/dts/rk3588s-u-boot.dtsi
index 76a8ffe..5201ba2 100644
--- a/arch/arm/dts/rk3588s-u-boot.dtsi
+++ b/arch/arm/dts/rk3588s-u-boot.dtsi
@@ -65,6 +65,10 @@
 	u-boot,spl-fifo-mode;
 };
 
+&sdhci {
+	bootph-pre-ram;
+};
+
 &uart2 {
 	clock-frequency = <24000000>;
 	bootph-pre-ram;