build/patch/kernel/archive/rockchip64-5.12/add-board-rk3399-roc-pc-plus.patch

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new file mode 100644
index 000000000000..b85508c12742
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc-plus.dts
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2017 T-Chip Intelligent Technology Co., Ltd
+ */
+
+/dts-v1/;
+#include "rk3399-roc-pc-mezzanine.dts"
+
+/ {
+ model = "Firefly roc-rk3399-pc PLUS";
+ compatible = "firefly,roc-rk3399-pc", "rockchip,rk3399";
+};
+
+&rk808{
+ rtc {
+ compatible = "rk808-rtc";
+ status = "disabled";
+ };
+};
+
+&i2c0 {
+ status = "okay";
+ hym8563: hym8563@51 {
+ compatible = "haoyu,hym8563";
+ reg = <0x51>;
+ interrupt-parent = <&gpio0>;
+ interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
+ pinctrl-names = "default";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ clock-output-names = "xin32k";
+ };
+};