arm: rockchip: sync ROCK Pi 4 SoCs from Linux

To prepare for ROCK 4 SE support, changes are needed to the common ROCK
Pi 4 devicetree to move the OPP from the common devicetree to individual
board devicetrees. Sync the Rockchip RK3399 ROCK Pi 4-related DTs from
Linux to gain from these changes.

Kernel tag: next-20230719
Kernel commits:
cfa12c32b96f ("arm64: dts: rockchip: correct wifi interrupt flag in Rock \
Pi 4B")
cee572756aa2 ("arm64: dts: rockchip: Disable HS400 for eMMC on ROCK Pi 4")
2bd1d2dd808c ("arm64: dts: rockchip: Disable HS400 for eMMC on ROCK 4C+")
fd2762a62646 ("arm64: dts: rockchip: Move OPP table from ROCK Pi 4 dtsi")

Signed-off-by: Christopher Obbard <chris.obbard@collabora.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3399-rock-4c-plus.dts b/arch/arm/dts/rk3399-rock-4c-plus.dts
index 028eb50..8bfd5f8 100644
--- a/arch/arm/dts/rk3399-rock-4c-plus.dts
+++ b/arch/arm/dts/rk3399-rock-4c-plus.dts
@@ -548,9 +548,8 @@
 &sdhci {
 	max-frequency = <150000000>;
 	bus-width = <8>;
-	mmc-hs400-1_8v;
+	mmc-hs200-1_8v;
 	non-removable;
-	mmc-hs400-enhanced-strobe;
 	status = "okay";
 };