diff --git a/config/sources/families/rk3568-odroid.conf b/config/sources/families/rk3568-odroid.conf
index 1c224cfd66..3d22bb8eca 100644
--- a/config/sources/families/rk3568-odroid.conf
+++ b/config/sources/families/rk3568-odroid.conf
@@ -16,9 +16,10 @@ SKIP_BOOTSPLASH="yes"
 case $BRANCH in
 
 	edge)
-		declare -g KERNEL_MAJOR_MINOR="6.5" # Major and minor versions of this kernel (for armbian-next)
-		declare -g KERNELBRANCH='branch:linux-6.5.y'
-		KERNELPATCHDIR='archive/rk3568-odroid-6.5' # patches for overlays et al
+		declare -g KERNEL_MAJOR_MINOR="6.6" # Major and minor versions of this kernel (for armbian-next)
+		#declare -g KERNELBRANCH='branch:linux-6.6.y'
+		KERNELBRANCH='tag:v6.6-rc4'
+		KERNELPATCHDIR='archive/rk3568-odroid-6.6' # @TODO fix # patches for overlays et al
 		;;
 
 esac
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/0000.patching_config.yaml b/patch/kernel/archive/rk3568-odroid-6.6/0000.patching_config.yaml
new file mode 100644
index 0000000000..4258f90e85
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/0000.patching_config.yaml
@@ -0,0 +1,26 @@
+config:
+
+  # .dts files in these directories will be copied as-is to the build tree; later ones overwrite earlier ones.
+  # This is meant to provide a way to "add a board DTS" without having to null-patch them in.
+  dts-directories:
+    - { source: "dt", target: "arch/arm64/boot/dts/rockchip" }
+
+  # every file in these directories will be copied as-is to the build tree; later ones overwrite earlier ones
+  # This is meant as a way to have overlays, bare, in a directory, without having to null-patch them in.
+  overlay-directories:
+    - { source: "overlay", target: "arch/arm64/boot/dts/rockchip/overlay" }
+
+  # the Makefile in each of these directories will be magically patched to include the dts files copied
+  #  or patched-in; overlay subdir will be included "-y" if it exists.
+  # No more Makefile patching needed, yay!
+  auto-patch-dt-makefile:
+    - { directory: "arch/arm64/boot/dts/rockchip", config-var: "CONFIG_ARCH_ROCKCHIP" }
+
+  # configuration for when applying patches to git / auto-rewriting patches (development cycle helpers)
+  patches-to-git:
+    do-not-commit-files:
+      - "MAINTAINERS" # constant churn, drop them. sorry.
+      - "Documentation/devicetree/bindings/arm/rockchip.yaml" # constant churn, conflicts on every bump, drop it. sorry.
+    do-not-commit-regexes: # Python-style regexes
+      - "^arch/([a-zA-Z0-9]+)/boot/dts/([a-zA-Z0-9]+)/Makefile$" # ignore DT Makefile patches, we've an auto-patcher now
+
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/board-odroidm1-remove-mtd-partitions.patch.disabled b/patch/kernel/archive/rk3568-odroid-6.6/board-odroidm1-remove-mtd-partitions.patch.disabled
new file mode 100644
index 0000000000..2133e3f98c
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/board-odroidm1-remove-mtd-partitions.patch.disabled
@@ -0,0 +1,51 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Ricardo Pardini <ricardo@pardini.net>
+Date: Wed, 16 Aug 2023 09:11:51 +0000
+Subject: rk3568-odroid-m1.dts: remove mtd partitions
+
+Signed-off-by: Ricardo Pardini <ricardo@pardini.net>
+---
+ arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts | 27 ----------
+ 1 file changed, 27 deletions(-)
+
+diff --git a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
+index 59ecf868dbd0..c57147036a55 100644
+--- a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
++++ b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
+@@ -633,33 +633,6 @@ flash@0 {
+ 		spi-max-frequency = <100000000>;
+ 		spi-rx-bus-width = <2>;
+ 		spi-tx-bus-width = <1>;
+-
+-		partitions {
+-			compatible = "fixed-partitions";
+-			#address-cells = <1>;
+-			#size-cells = <1>;
+-
+-			partition@0 {
+-				label = "SPL";
+-				reg = <0x0 0xe0000>;
+-			};
+-			partition@e0000 {
+-				label = "U-Boot Env";
+-				reg = <0xe0000 0x20000>;
+-			};
+-			partition@100000 {
+-				label = "U-Boot";
+-				reg = <0x100000 0x200000>;
+-			};
+-			partition@300000 {
+-				label = "splash";
+-				reg = <0x300000 0x100000>;
+-			};
+-			partition@400000 {
+-				label = "Filesystem";
+-				reg = <0x400000 0xc00000>;
+-			};
+-		};
+ 	};
+ };
+ 
+-- 
+Armbian
+
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/board-odroidm1-spi-uart-pwm.patch b/patch/kernel/archive/rk3568-odroid-6.6/board-odroidm1-spi-uart-pwm.patch
new file mode 100644
index 0000000000..216c989ed2
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/board-odroidm1-spi-uart-pwm.patch
@@ -0,0 +1,56 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Joao Assuncao <joao@joaoassuncao.com>
+Date: Sun, 12 Feb 2023 21:20:35 +0100
+Subject: Adds i2c3, pwm1, pwdm2, spi0 and uart1 disabled nodes to
+ rk3568-odroid-m1.dts
+
+rpardini: this prepares base nodes for overlays
+---
+ arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts | 34 ++++++++++
+ 1 file changed, 34 insertions(+)
+
+diff --git a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
+index a337f547caf5..2cb03c95a0f4 100644
+--- a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
++++ b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
+@@ -739,3 +739,37 @@ vp0_out_hdmi: endpoint@ROCKCHIP_VOP2_EP_HDMI0 {
+ 		remote-endpoint = <&hdmi_in_vp0>;
+ 	};
+ };
++
++&i2c3 {
++	status = "disabled";
++	pinctrl-names = "default";
++	pinctrl-0 = <&i2c3m1_xfer>;
++};
++
++&pwm1 {
++	status = "disabled";
++	pinctrl-0 = <&pwm1m1_pins>;
++};
++
++&pwm2 {
++	status = "disabled";
++	pinctrl-0 = <&pwm2m1_pins>;
++};
++
++&spi0 {
++	status = "disabled";
++
++	pinctrl-0 = <&spi0m1_pins>;
++	pinctrl-1 = <&spi0m1_pins_hs>;
++	num_chipselect = <1>;
++
++	cs-gpios = <&gpio2 RK_PD2 GPIO_ACTIVE_LOW>;
++};
++
++&uart1 {
++	status = "disabled";
++	dma-names = "tx", "rx";
++	/* uart1 uart1-with-ctsrts */
++	pinctrl-0 = <&uart1m1_xfer>;
++	pinctrl-1 = <&uart1m1_xfer &uart1m1_ctsn &uart1m1_rtsn>;
++};
+-- 
+Armbian
+
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/drv-spi-spidev-remove-warnings.patch b/patch/kernel/archive/rk3568-odroid-6.6/drv-spi-spidev-remove-warnings.patch
new file mode 100644
index 0000000000..a00fb43685
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/drv-spi-spidev-remove-warnings.patch
@@ -0,0 +1,33 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: zador-blood-stained <zador-blood-stained@users.noreply.github.com>
+Date: Sat, 4 Mar 2017 00:12:55 +0300
+Subject: Adds patch to remove spi-dev warning
+
+rpardini: so overlays can use 'armbian,spi-dev' compatible to get generic SPIDEV devices
+---
+ drivers/spi/spidev.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
+index d13dc15cc191..90d9a33a97bf 100644
+--- a/drivers/spi/spidev.c
++++ b/drivers/spi/spidev.c
+@@ -704,6 +704,7 @@ static const struct file_operations spidev_fops = {
+ static struct class *spidev_class;
+ 
+ static const struct spi_device_id spidev_spi_ids[] = {
++	{ .name = "spi-dev" },
+ 	{ .name = "dh2228fv" },
+ 	{ .name = "ltc2488" },
+ 	{ .name = "sx1301" },
+@@ -732,6 +733,7 @@ static int spidev_of_check(struct device *dev)
+ }
+ 
+ static const struct of_device_id spidev_dt_ids[] = {
++	{ .compatible = "armbian,spi-dev", .data = &spidev_of_check },
+ 	{ .compatible = "cisco,spi-petra", .data = &spidev_of_check },
+ 	{ .compatible = "dh,dhcom-board", .data = &spidev_of_check },
+ 	{ .compatible = "lineartechnology,ltc2488", .data = &spidev_of_check },
+-- 
+Armbian
+
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/general-add-overlay-compilation-support.patch b/patch/kernel/archive/rk3568-odroid-6.6/general-add-overlay-compilation-support.patch
new file mode 100644
index 0000000000..341ffb52eb
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/general-add-overlay-compilation-support.patch
@@ -0,0 +1,97 @@
+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: support for overlay compilation
+
+rpardini: copied from rockchip64
+---
+ arch/arm/boot/.gitignore |  2 +
+ scripts/Makefile.dtbinst | 14 ++++++-
+ scripts/Makefile.lib     | 20 ++++++++++
+ 3 files changed, 35 insertions(+), 1 deletion(-)
+
+diff --git a/arch/arm/boot/.gitignore b/arch/arm/boot/.gitignore
+index 8c759326baf4..e6ce8f6ad4b1 100644
+--- a/arch/arm/boot/.gitignore
++++ b/arch/arm/boot/.gitignore
+@@ -4,3 +4,5 @@ zImage
+ xipImage
+ bootpImage
+ uImage
++*.dtb*
++*.scr
+diff --git a/scripts/Makefile.dtbinst b/scripts/Makefile.dtbinst
+index 4405d5b67578..4adbe6644d0c 100644
+--- a/scripts/Makefile.dtbinst
++++ b/scripts/Makefile.dtbinst
+@@ -18,9 +18,12 @@ include $(srctree)/scripts/Kbuild.include
+ include $(kbuild-file)
+ 
+ dtbs    := $(addprefix $(dst)/, $(dtb-y) $(if $(CONFIG_OF_ALL_DTBS),$(dtb-)))
++dtbos   := $(addprefix $(dst)/, $(dtbo-y))
++scrs    := $(addprefix $(dst)/, $(scr-y))
++readmes := $(addprefix $(dst)/, $(dtbotxt-y))
+ subdirs := $(addprefix $(obj)/, $(subdir-y) $(subdir-m))
+ 
+-__dtbs_install: $(dtbs) $(subdirs)
++__dtbs_install: $(dtbs) $(dtbos) $(scrs) $(readmes) $(subdirs)
+ 	@:
+ 
+ quiet_cmd_dtb_install = INSTALL $@
+@@ -32,6 +35,15 @@ $(dst)/%.dtb: $(obj)/%.dtb
+ $(dst)/%.dtbo: $(obj)/%.dtbo
+ 	$(call cmd,dtb_install)
+ 
++$(dst)/%.dtbo: $(obj)/%.dtbo
++	$(call cmd,dtb_install)
++
++$(dst)/%.scr: $(obj)/%.scr
++	$(call cmd,dtb_install)
++
++$(dst)/README.rockchip-overlays: $(src)/README.rockchip-overlays
++	$(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..9ea801a22569 100644
+--- a/scripts/Makefile.lib
++++ b/scripts/Makefile.lib
+@@ -343,6 +343,9 @@ 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 +424,23 @@ $(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)
++
++quiet_cmd_scr = MKIMAGE $@
++cmd_scr = mkimage -C none -A $(ARCH) -T script -d $< $@
++
++$(obj)/%.scr: $(src)/%.scr-cmd FORCE
++	$(call if_changed,scr)
++
+ dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp)
+ 
+ # Bzip2
+-- 
+Armbian
+
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/general-rockchip-overlays.patch b/patch/kernel/archive/rk3568-odroid-6.6/general-rockchip-overlays.patch
new file mode 100644
index 0000000000..7c39c266c9
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/general-rockchip-overlays.patch
@@ -0,0 +1,28 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Martin Ayotte <martinayotte@yahoo.ca>
+Date: Wed, 5 Dec 2018 15:00:44 -0500
+Subject: add overlays framework for rockchip (scripts/Makefile.lib only)
+
+- rpardini: real overlays are now bare in "overlay" directory and are handled
+  directly by the patching scripts. No more null-patching of overlays.
+---
+ scripts/Makefile.lib | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
+index 9ea801a22569..3cde7d57e261 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) $(scr-y) $(dtbotxt-y)
++
+ # Add subdir path
+ 
+ ifneq ($(obj),.)
+-- 
+Armbian
+
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/Makefile b/patch/kernel/archive/rk3568-odroid-6.6/overlay/Makefile
new file mode 100644
index 0000000000..3b9f8616f9
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/Makefile
@@ -0,0 +1,24 @@
+# SPDX-License-Identifier: GPL-2.0
+dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
+	rockchip-spi-spidev.dtbo \
+	rockchip-uart0.dtbo \
+	rockchip-uart0-rts_cts.dtbo \
+	rockchip-uart1.dtbo \
+	rockchip-pwm1.dtbo \
+	rockchip-pwm2.dtbo \
+	rockchip-pwm9.dtbo \
+	rockchip-i2c0.dtbo \
+	rockchip-i2c1.dtbo \
+        rockchip-nanopi-r5s-leds.dtbo
+
+scr-$(CONFIG_ARCH_ROCKCHIP) += \
+       rockchip-fixup.scr
+
+dtbotxt-$(CONFIG_ARCH_ROCKCHIP) += \
+       README.rockchip-overlays
+
+targets += $(dtbo-y) $(scr-y) $(dtbotxt-y)
+
+always         := $(dtbo-y) $(scr-y) $(dtbotxt-y)
+clean-files    := *.dtbo *.scr
+
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/README.rockchip-overlays b/patch/kernel/archive/rk3568-odroid-6.6/overlay/README.rockchip-overlays
new file mode 100644
index 0000000000..2052bc8fad
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/README.rockchip-overlays
@@ -0,0 +1 @@
+Overlays for the ODROID-M1, from HardKernel
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-fixup.scr-cmd b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-fixup.scr-cmd
new file mode 100644
index 0000000000..3bde2523b6
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-fixup.scr-cmd
@@ -0,0 +1,7 @@
+# overlays fixup script
+# implements (or rather substitutes) overlay arguments functionality
+# using u-boot scripting, environment variables and "fdt" command
+
+if test -n "${param_spidev_max_freq}"; then
+    fdt set /spi@fe610000/spidev spi-max-frequency "<${param_spidev_max_freq}>"
+fi
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-i2c0.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-i2c0.dts
new file mode 100644
index 0000000000..a6942df066
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-i2c0.dts
@@ -0,0 +1,14 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		// i2c3 aliased with i2c0.
+		// This activates i2c3 but it will be named as i2c0 on the userspace.
+		target = <&i2c3>;
+
+		__overlay__ {
+			status = "okay";
+		};
+	};
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-i2c1.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-i2c1.dts
new file mode 100644
index 0000000000..344161c2d6
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-i2c1.dts
@@ -0,0 +1,12 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		target = <&i2c1>;
+
+		__overlay__ {
+			status = "okay";
+		};
+	};
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-nanopi-r5s-leds.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-nanopi-r5s-leds.dts
new file mode 100644
index 0000000000..68bb358484
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-nanopi-r5s-leds.dts
@@ -0,0 +1,15 @@
+/dts-v1/;
+/plugin/;
+
+
+&{/gpio-leds/led-wan} {
+        linux,default-trigger = "stmmac-0:01:link";
+};
+
+&{/gpio-leds/led-lan1} {
+        linux,default-trigger = "r8169-0-100:00:link";
+};
+
+&{/gpio-leds/led-lan2} {
+        linux,default-trigger = "r8169-1-100:00:link";
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm1.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm1.dts
new file mode 100644
index 0000000000..0b78ad96ba
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm1.dts
@@ -0,0 +1,13 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		// pwmchip0, pwm@fdd70010
+		target = <&pwm1>;
+
+		__overlay__ {
+			status = "okay";
+		};
+	};
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm2.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm2.dts
new file mode 100644
index 0000000000..c7f1898e59
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm2.dts
@@ -0,0 +1,13 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		// pwmchip1, pwm@fdd70020
+		target = <&pwm2>;
+
+		__overlay__ {
+			status = "okay";
+		};
+	};
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm9.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm9.dts
new file mode 100644
index 0000000000..7f52929e78
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-pwm9.dts
@@ -0,0 +1,13 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		// pwmchip3, pwm@fe6f0010
+		target = <&pwm9>;
+
+		__overlay__ {
+			status = "okay";
+		};
+	};
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-spi-spidev.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-spi-spidev.dts
new file mode 100644
index 0000000000..f25e855704
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-spi-spidev.dts
@@ -0,0 +1,22 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		target = <&spi0>;
+
+		__overlay__ {
+			status = "okay";
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			spidev: spidev@0 {
+				status = "okay";
+				compatible = "armbian,spi-dev";
+				reg = <0>;
+				/* spi default max clock 100Mhz */
+				spi-max-frequency = <100000000>;
+			};
+		};
+	};
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart0-rts_cts.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart0-rts_cts.dts
new file mode 100644
index 0000000000..fb855965f9
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart0-rts_cts.dts
@@ -0,0 +1,14 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		// uart1 aliased with serial0.
+		target = <&uart1>;
+
+		__overlay__ {
+			status = "okay";
+			pinctrl-names = "not_use_it", "default";
+		};
+	};
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart0.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart0.dts
new file mode 100644
index 0000000000..e57ba54998
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart0.dts
@@ -0,0 +1,13 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		// uart1 aliased with serial0.
+		target = <&uart1>;
+
+		__overlay__ {
+			status = "okay";
+		};
+	};
+};
diff --git a/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart1.dts b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart1.dts
new file mode 100644
index 0000000000..cdc75c4f28
--- /dev/null
+++ b/patch/kernel/archive/rk3568-odroid-6.6/overlay/rockchip-uart1.dts
@@ -0,0 +1,15 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	fragment@0 {
+		// uart0 aliased with serial1.
+		target = <&uart0>;
+
+		__overlay__ {
+			status = "okay";
+
+			dma-names = "tx", "rx";
+		};
+	};
+};