Add r5s support. From coolsnowwold repo

root/target/linux/rockchip/patches-5.4/015-v5.16-arm64-dts-rockchip-add-rk3566-dtsi.patch

@@ -0,0 +1,39 @@
+From 016c0e8a7a6e7820fb54d8ff8a4a2928a3016421 Mon Sep 17 00:00:00 2001
+From: Peter Geis <pgwipeout@gmail.com>
+Date: Sat, 10 Jul 2021 11:10:33 -0400
+Subject: [PATCH] arm64: dts: rockchip: add rk3566 dtsi
+
+Add the rk3566 dtsi which includes the soc specific changes for this
+chip.
+
+Signed-off-by: Peter Geis <pgwipeout@gmail.com>
+Link: https://lore.kernel.org/r/20210710151034.32857-4-pgwipeout@gmail.com
+Signed-off-by: Heiko Stuebner <heiko@sntech.de>
+---
+ arch/arm64/boot/dts/rockchip/rk3566.dtsi | 20 ++++++++++++++++++++
+ 1 file changed, 20 insertions(+)
+ create mode 100644 arch/arm64/boot/dts/rockchip/rk3566.dtsi
+
+--- /dev/null
++++ b/arch/arm64/boot/dts/rockchip/rk3566.dtsi
+@@ -0,0 +1,20 @@
++// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
++
++#include "rk356x.dtsi"
++
++/ {
++	compatible = "rockchip,rk3566";
++};
++
++&power {
++	power-domain@RK3568_PD_PIPE {
++		reg = <RK3568_PD_PIPE>;
++		clocks = <&cru PCLK_PIPE>;
++		pm_qos = <&qos_pcie2x1>,
++			 <&qos_sata1>,
++			 <&qos_sata2>,
++			 <&qos_usb3_0>,
++			 <&qos_usb3_1>;
++		#power-domain-cells = <0>;
++	};
++};