diff --git a/patch/kernel/rockchip-rk3588-edge/general-add-overlay-support.patch b/patch/kernel/rockchip-rk3588-edge/general-add-overlay-support.patch
new file mode 100644
index 0000000000..7793654956
--- /dev/null
+++ b/patch/kernel/rockchip-rk3588-edge/general-add-overlay-support.patch
@@ -0,0 +1,84 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: zador-blood-stained <zador-blood-stained@users.noreply.github.com>
+Date: Sat, 11 Feb 2017 20:32:53 +0300
+Subject: add overlay support
+
+- rpardini: real overlays are now bare in "overlay" directory and are handled
+  directly by the patching scripts. No more null-patching of overlays.
+- no readme, no fixups
+---
+ scripts/Makefile.dtbinst |  6 +++-
+ scripts/Makefile.lib     | 17 ++++++++++
+ 2 files changed, 22 insertions(+), 1 deletion(-)
+
+diff --git a/scripts/Makefile.dtbinst b/scripts/Makefile.dtbinst
+index 4405d5b67578..9b8c57722947 100644
+--- a/scripts/Makefile.dtbinst
++++ b/scripts/Makefile.dtbinst
+@@ -18,9 +18,10 @@ include $(srctree)/scripts/Kbuild.include
+ include $(kbuild-file)
+ 
+ dtbs    := $(addprefix $(dst)/, $(dtb-y) $(if $(CONFIG_OF_ALL_DTBS),$(dtb-)))
++dtbos   := $(addprefix $(dst)/, $(dtbo-y))
+ subdirs := $(addprefix $(obj)/, $(subdir-y) $(subdir-m))
+ 
+-__dtbs_install: $(dtbs) $(subdirs)
++__dtbs_install: $(dtbs) $(dtbos) $(subdirs)
+ 	@:
+ 
+ quiet_cmd_dtb_install = INSTALL $@
+@@ -32,6 +33,9 @@ $(dst)/%.dtb: $(obj)/%.dtb
+ $(dst)/%.dtbo: $(obj)/%.dtbo
+ 	$(call cmd,dtb_install)
+ 
++$(dst)/%.dtbo: $(obj)/%.dtbo
++	$(call cmd,dtb_install)
++
+ PHONY += $(subdirs)
+ $(subdirs):
+ 	$(Q)$(MAKE) $(dtbinst)=$@ dst=$(if $(CONFIG_ARCH_WANT_FLAT_DTB_INSTALL),$(dst),$(patsubst $(obj)/%,$(dst)/%,$@))
+diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
+index 68d0134bdbf9..cad3311611b8 100644
+--- a/scripts/Makefile.lib
++++ b/scripts/Makefile.lib
+@@ -88,6 +88,9 @@ base-dtb-y := $(foreach m, $(multi-dtb-y), $(firstword $(call suffix-search, $m,
+ 
+ always-y			+= $(dtb-y)
+ 
++# Overlay targets
++extra-y				+= $(dtbo-y)
++
+ # Add subdir path
+ 
+ ifneq ($(obj),.)
+@@ -343,6 +346,9 @@ DTC ?= $(objtree)/scripts/dtc/dtc
+ DTC_FLAGS += -Wno-interrupt_provider \
+ 	-Wno-unique_unit_address
+ 
++# Overlay support
++DTC_FLAGS += -@ -Wno-unit_address_format -Wno-simple_bus_reg
++
+ # Disable noisy checks by default
+ ifeq ($(findstring 1,$(KBUILD_EXTRA_WARN)),)
+ DTC_FLAGS += -Wno-unit_address_vs_reg \
+@@ -421,6 +427,17 @@ $(obj)/%.dtb: $(src)/%.dts $(DTC) $(DT_TMP_SCHEMA) FORCE
+ $(obj)/%.dtbo: $(src)/%.dtso $(DTC) FORCE
+ 	$(call if_changed_dep,dtc)
+ 
++quiet_cmd_dtco = DTCO    $@
++cmd_dtco = mkdir -p $(dir ${dtc-tmp}) ; \
++	$(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \
++	$(DTC) -O dtb -o $@ -b 0 \
++		-i $(dir $<) $(DTC_FLAGS) \
++		-d $(depfile).dtc.tmp $(dtc-tmp) ; \
++	cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile)
++
++$(obj)/%.dtbo: $(src)/%.dts FORCE
++	$(call if_changed_dep,dtco)
++
+ dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp)
+ 
+ # Bzip2
+-- 
+Armbian
+
diff --git a/patch/kernel/rockchip-rk3588-edge/overlay/Makefile b/patch/kernel/rockchip-rk3588-edge/overlay/Makefile
new file mode 100644
index 0000000000..80f9bcdb74
--- /dev/null
+++ b/patch/kernel/rockchip-rk3588-edge/overlay/Makefile
@@ -0,0 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0
+dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
+	rockchip-rk3588-sata2.dtbo
+
+targets += $(dtbo-y)
+
+always         := $(dtbo-y)
+clean-files    := *.dtbo
+
diff --git a/patch/kernel/rockchip-rk3588-edge/overlay/rockchip-rk3588-sata2.dts b/patch/kernel/rockchip-rk3588-edge/overlay/rockchip-rk3588-sata2.dts
new file mode 100644
index 0000000000..c68e11dc16
--- /dev/null
+++ b/patch/kernel/rockchip-rk3588-edge/overlay/rockchip-rk3588-sata2.dts
@@ -0,0 +1,20 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		target = <&pcie2x1l1>;
+
+		__overlay__ {
+			status = "disabled";
+		};
+	};
+
+	fragment@1 {
+		target = <&sata2>;
+
+		__overlay__ {
+			status = "okay";
+		};
+	};
+};