diff --git a/PPL-1.0 b/COPYING
similarity index 100%
rename from PPL-1.0
rename to COPYING
diff --git a/phytium-ota/fitImage/5.10/fitImage.hash b/phytium-ota/fitImage/5.10/fitImage.hash
new file mode 100644
index 0000000000000000000000000000000000000000..4c7c7f03ef34ffa50e93fa22e5b70f5bd59a6c92
--- /dev/null
+++ b/phytium-ota/fitImage/5.10/fitImage.hash
@@ -0,0 +1 @@
+sha256  26a9c047d93bc7b30582bca8a226c3cc41c864b2d5a21d07064b4634b654e9cf  fitImage
diff --git a/phytium-ota/fitImage/latest/5.10/fitImage.tar b/phytium-ota/fitImage/5.10/fitImage.tar
similarity index 100%
rename from phytium-ota/fitImage/latest/5.10/fitImage.tar
rename to phytium-ota/fitImage/5.10/fitImage.tar
diff --git a/phytium-ota/fitImage/5.10/linux-headers-5.10.deb.hash b/phytium-ota/fitImage/5.10/linux-headers-5.10.deb.hash
new file mode 100644
index 0000000000000000000000000000000000000000..166688046af29f5305bb7609957991d98dd43a95
--- /dev/null
+++ b/phytium-ota/fitImage/5.10/linux-headers-5.10.deb.hash
@@ -0,0 +1 @@
+sha256  a7bd6c50d40e4c827654033496757200c5f3dbfda630c5ae7c0ac43e15e64f9f  linux-headers-5.10.deb
diff --git a/phytium-ota/fitImage/5.10/linux-image-5.10.deb.hash b/phytium-ota/fitImage/5.10/linux-image-5.10.deb.hash
new file mode 100644
index 0000000000000000000000000000000000000000..4a640f56153ae6532373be58f5b348ac3c52c14b
--- /dev/null
+++ b/phytium-ota/fitImage/5.10/linux-image-5.10.deb.hash
@@ -0,0 +1 @@
+sha256  ab0b82ebf36925a7bb389d1f26db2c04f675ddcf9e4276850dde51e05c5e5fd3  linux-image-5.10.deb
diff --git a/phytium-ota/fitImage/latest/6.6/fitImage b/phytium-ota/fitImage/6.6/fitImage
similarity index 100%
rename from phytium-ota/fitImage/latest/6.6/fitImage
rename to phytium-ota/fitImage/6.6/fitImage
diff --git a/phytium-ota/fitImage/latest/6.6/linux-headers-6.6.deb b/phytium-ota/fitImage/6.6/linux-headers-6.6.deb
similarity index 100%
rename from phytium-ota/fitImage/latest/6.6/linux-headers-6.6.deb
rename to phytium-ota/fitImage/6.6/linux-headers-6.6.deb
diff --git a/phytium-ota/fitImage/latest/6.6/linux-image-6.6.deb b/phytium-ota/fitImage/6.6/linux-image-6.6.deb
similarity index 100%
rename from phytium-ota/fitImage/latest/6.6/linux-image-6.6.deb
rename to phytium-ota/fitImage/6.6/linux-image-6.6.deb
diff --git a/phytium-ota/rootfs/latest/phytium-ota.deb b/phytium-ota/rootfs/latest/phytium-ota.deb
deleted file mode 100644
index 8abda2a9beca1da727c7f23f07c00e1218c18788..0000000000000000000000000000000000000000
Binary files a/phytium-ota/rootfs/latest/phytium-ota.deb and /dev/null differ
diff --git a/phytium-ota/rootfs/latest/rootfs.tar b/phytium-ota/rootfs/rootfs.tar
similarity index 99%
rename from phytium-ota/rootfs/latest/rootfs.tar
rename to phytium-ota/rootfs/rootfs.tar
index 1681c8f654f7d2868d4b4e55bbaf120cab35b7a2..88ab93d5b372c3b7a110de76aebcc164d472af56 100644
Binary files a/phytium-ota/rootfs/latest/rootfs.tar and b/phytium-ota/rootfs/rootfs.tar differ
diff --git a/phytium-ota/scripts/check-hash b/phytium-ota/scripts/check-hash
new file mode 100755
index 0000000000000000000000000000000000000000..5a47f49bc302846ff3fdba3d17d0b35143c5052b
--- /dev/null
+++ b/phytium-ota/scripts/check-hash
@@ -0,0 +1,107 @@
+#!/usr/bin/env bash
+set -e
+
+# Helper to check a file matches its known hash
+# Call it with:
+#   $1: the path of the file containing all the expected hashes
+#   $2: the full path to the temporary file that was downloaded, and
+#       that is to be checked
+#   $3: the final basename of the file, to which it will be ultimately
+#       saved as, to be able to match it to the corresponding hashes
+#       in the .hash file
+#
+# Exit codes:
+#   0:  the hash file exists and the file to check matches all its hashes,
+#       or the hash file does not exist
+#   1:  unknown command-line option
+#   2:  the hash file exists and the file to check does not match at least
+#       one of its hashes
+#   3:  the hash file exists and there was no hash to check the file against
+#   4:  the hash file exists and at least one hash type is unknown
+
+while getopts :q OPT; do
+    case "${OPT}" in
+    q)  exec >/dev/null;;
+    \?) exit 1;;
+    esac
+done
+shift $((OPTIND-1))
+
+h_file="${1}"
+file="${2}"
+base="${3}"
+
+# Bail early if no hash to check
+if [ -z "${h_file}" ]; then
+    exit 0
+fi
+# Does the hash-file exist?
+if [ ! -f "${h_file}" ]; then
+    printf "WARNING: no hash file for %s\n" "${base}" >&2
+    exit 0
+fi
+
+# Check one hash for a file
+# $1: algo hash
+# $2: known hash
+# $3: file (full path)
+check_one_hash() {
+    _h="${1}"
+    _known="${2}"
+    _file="${3}"
+
+    # Note: md5 is supported, but undocumented on purpose.
+    # Note: sha3 is not supported, since there is currently no implementation
+    #       (the NIST has yet to publish the parameters).
+    case "${_h}" in
+        md5|sha1)                       ;;
+        sha224|sha256|sha384|sha512)    ;;
+        *) # Unknown hash, exit with error
+            printf "ERROR: unknown hash '%s' for '%s'\n"  \
+                   "${_h}" "${base}" >&2
+            exit 4
+            ;;
+    esac
+
+    # Do the hashes match?
+    _hash=$( ${_h}sum "${_file}" |cut -d ' ' -f 1 )
+    if [ "${_hash}" = "${_known}" ]; then
+        printf "%s: OK (%s: %s)\n" "${base}" "${_h}" "${_hash}"
+        return 0
+    fi
+
+    printf "ERROR: %s has wrong %s hash:\n" "${base}" "${_h}" >&2
+    printf "ERROR: expected: %s\n" "${_known}" >&2
+    printf "ERROR: got     : %s\n" "${_hash}" >&2
+    printf "ERROR: Incomplete download, or man-in-the-middle (MITM) attack\n" >&2
+
+    exit 2
+}
+
+# Do we know one or more hashes for that file?
+nb_checks=0
+while read t h f; do
+    case "${t}" in
+        ''|'#'*)
+            # Skip comments and empty lines
+            continue
+            ;;
+        *)
+            if [ "${f}" = "${base}" ]; then
+                check_one_hash "${t}" "${h}" "${file}"
+                : $((nb_checks++))
+            fi
+            ;;
+    esac
+done <"${h_file}"
+
+if [ ${nb_checks} -eq 0 ]; then
+    case " ${BR_NO_CHECK_HASH_FOR} " in
+    *" ${base} "*)
+        # File explicitly has no hash
+        exit 0
+        ;;
+    esac
+    printf "ERROR: No hash found for %s\n" "${base}" >&2
+    exit 3
+fi
diff --git a/phytium-ota/scripts/check-latest b/phytium-ota/scripts/check-latest
new file mode 100755
index 0000000000000000000000000000000000000000..9709bab7039290c1117ad85381130374afeb344f
--- /dev/null
+++ b/phytium-ota/scripts/check-latest
@@ -0,0 +1,38 @@
+#!/bin/bash
+set -e
+
+latest_dir="/usr/lib/phytium/phytium-ota-latest"
+
+if [ $2 = "uboot" ]; then
+	_hash=$( sha256sum "$1/$2/fip-all-optee-4GB.bin" |cut -d ' ' -f 1 )
+elif [ $2 = "fitImage" ]; then
+	_hash=$( sha256sum "$1/$2/5.10/$2.tar" |cut -d ' ' -f 1 )
+elif [ $2 = "rootfs" ]; then
+	_hash=$( sha256sum "$1/$2/$2.tar" |cut -d ' ' -f 1 )
+fi
+
+if [ ! -e "$latest_dir/$2/$2_latest.hash" ]; then
+        mkdir -p $latest_dir/$2
+	if [ $2 = "uboot" ]; then
+		echo "sha256  ${_hash}  fip-all-optee-4GB.bin" > $latest_dir/$2/$2_latest.hash	
+	else
+        	echo "sha256  ${_hash}  $2.tar" > $latest_dir/$2/$2_latest.hash
+	fi
+        echo "no_latest"
+        exit
+else
+	_known=$(cat $latest_dir/$2/$2_latest.hash | cut -d ' ' -f 3)
+fi
+
+# Do the hashes match?
+if [ "${_hash}" = "${_known}" ]; then
+	echo "latest"
+else
+	mkdir -p $latest_dir/$2
+	if [ $2 = "uboot" ]; then
+                echo "sha256  ${_hash}  fip-all-optee-4GB.bin" > $latest_dir/$2/$2_latest.hash
+        else 
+                echo "sha256  ${_hash}  $2.tar" > $latest_dir/$2/$2_latest.hash
+        fi
+	echo "no_latest"
+fi
diff --git a/phytium-ota/scripts/rootfs_ota b/phytium-ota/scripts/rootfs_ota
new file mode 100755
index 0000000000000000000000000000000000000000..20067aa747a3bc657efc0d8741baec241800b107
--- /dev/null
+++ b/phytium-ota/scripts/rootfs_ota
@@ -0,0 +1,97 @@
+#!/bin/bash
+
+# Phytium phytiumpi rootfs_ota script
+#
+# Copyright (c) 2024 Phytium Technology Co., Ltd.
+#
+#  rootfs_ota - To update rootfs to the latest for phytiumpi development board.
+#
+
+
+install_and_remove_packages() {
+        apt install -y locales audacity jq network-manager
+        apt remove -y dhcpcd5
+} # install_and_remove_package
+
+rootfs_configure() {
+        # rootfs-chown
+        systemctl enable systemd-rootfs-chown.service
+        # phytium-zram
+        systemctl enable phytium-zram-config.service
+        # phytium-vpu
+        systemctl enable phytium-vpu.service
+
+        # disable default sink
+        sed -i 's/^default-sink = alsa_output.platform-sound.stereo-fallback/#&/' "/etc/pulse/client.conf"
+        # set kernel loglevel
+        sed -i 's/#kernel.printk = 3 4 1 3/kernel.printk = 4 4 1 7/' "/etc/sysctl.d/99-sysctl.conf"
+        # set the name of the sound output devices
+        sed -i 's/^update-sink-proplist 1 device.description=Headphone/#&/' "/etc/pulse/default.pa"
+        sed -i 's/^set-default-sink 1/#&/' "/etc/pulse/default.pa"
+        if ! grep -q '^update-sink-proplist 0 device.description=HDMI' "/etc/pulse/default.pa"; then
+                echo 'update-sink-proplist 0 device.description=HDMI'  >> "/etc/pulse/default.pa"
+        fi
+        if ! grep -q '^load-module module-switch-on-connect' "/etc/pulse/default.pa"; then
+                echo 'load-module module-switch-on-connect'  >> "/etc/pulse/default.pa"
+        fi
+        # enable ping for user
+        if [ ! -e "/etc/sysctl.d/10-custom-ping-group.conf" ]; then
+                echo 'net.ipv4.ping_group_range=1000 1000'  >> "/etc/sysctl.d/10-custom-ping-group.conf"
+        fi
+        # set release message
+        echo DISTRIB_ID=Phytium > /etc/lsb-release
+        echo DISTRIB_RELEASE=1.0 >> /etc/lsb-release
+        echo DISTRIB_CODENAME=1.0 >> /etc/lsb-release
+        echo 'DISTRIB_DESCRIPTION="Phytium Pi OS V1.6"' >> /etc/lsb-release
+        sed -i 's/ID=Phytium/ID=debian/' "/usr/lib/os-release"
+        echo '#!/bin/sh' > /etc/update-motd.d/10-help-text
+        echo 'printf "\n"' >> /etc/update-motd.d/10-help-text
+        echo 'printf " * Support:        https://gitee.com/phytium_embedded/phytium-pi-os\n"' >> /etc/update-motd.d/10-help-text
+        chmod +x /etc/update-motd.d/00-header
+        chmod +x /etc/update-motd.d/10-help-text
+        chmod -x /etc/update-motd.d/10-uname
+        echo -n > $RFSDIR/etc/motd
+        # cups disable TLSv1.0 and TLSv1.1
+        if [ -f /etc/cups/cupsd.conf ]; then
+                if ! grep -q '^SSLOptions MinTLS1.2' "/etc/cups/cupsd.conf"; then
+                        echo "SSLOptions MinTLS1.2"  >> "/etc/cups/cupsd.conf"
+                fi
+        fi
+
+        if dpkg -s openssh-server &> /dev/null; then
+                sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/g' /etc/ssh/sshd_config
+                #ssh: disable weak MAC algorithm
+                if ! grep -q '^MACs hmac-sha2-256,hmac-sha2-512' "/etc/ssh/sshd_config"; then
+                        echo "MACs hmac-sha2-256,hmac-sha2-512"  >> "/etc/ssh/sshd_config"
+                fi
+        fi
+	# pwm-fan.service
+        sudo systemctl enable pwm-fan.service
+	# set default greeter to lightdm-gtk-greeter
+	if grep -q '^greeter-session=ukui-greeter' "/etc/lightdm/lightdm.conf"; then
+		sed -i"s/^greeter-session=ukui-greeter/#&/" /etc/lightdm/lightdm.conf
+	fi
+	# set the configuration of vim for root
+	if [ -f /root/.vimrc ]; then
+		if ! grep -q '^set mouse-=a' "/root/.vimrc"; then
+			echo 'set mouse-=a'  >> /root/.vimrc
+			echo 'syntax on'  >> /root/.vimrc
+		fi
+	else
+		echo 'set mouse-=a'  >> /root/.vimrc
+		echo 'syntax on'  >> /root/.vimrc
+	fi
+	# rm display-manager for phytium-firstlogin
+        rm -f /etc/systemd/system/display-manager.service
+        # touch .desktop_firstrun for phytium-firstlogin
+        if [ ! -e "/root/.desktop_firstlogin" ]; then
+                touch /root/.desktop_firstlogin
+        fi
+        # touch for phytium-firstlogin
+        if [ ! -e "/root/.not_logged_in_yet" ]; then
+                touch /root/.not_logged_in_yet
+        fi
+} # rootfs_configure
+
+install_and_remove_packages
+rootfs_configure
diff --git a/phytium-ota/scripts/run_phytium_ota b/phytium-ota/scripts/run_phytium_ota
new file mode 100755
index 0000000000000000000000000000000000000000..10667559ccaec34f645e4368bc3c4788655df784
--- /dev/null
+++ b/phytium-ota/scripts/run_phytium_ota
@@ -0,0 +1,130 @@
+#!/bin/bash
+
+# Phytium phytiumpi ota script
+#
+# Copyright (c) 2024-2025 Phytium Technology Co., Ltd.
+#
+# run_phytium_ota - update to the latest version for uboot\fitImage\rootfs through the 
+# network on the phytiumpi development board.
+#
+
+dest_dir="/usr/local/phytium-ota"
+
+# uboot
+uboot_bin="fip-all-optee-4GB.bin"
+uboot_hash="$uboot_bin.hash"
+
+# get kernel version
+kernel_version=$(uname -r)
+# unsupport rt kernel and 4.19
+if [[ $kernel_version =~ ^((5\.10\.[0-9]+))-phytium.* ]]; then
+	kernel_version="5.10"
+elif [[ $kernel_version =~ ^((6\.6\.[0-9]+))-phytium.* ]]; then
+	kernel_version="6.6"
+else
+        echo -e "\033[31munsupport kernel version: $kernel_version\033[0m"
+        exit 1
+fi
+
+update_rootfs() {
+	rootfs_latest=$($dest_dir/scripts/check-latest $dest_dir rootfs)
+	if [ "${rootfs_latest}" = "latest" ]; then
+		echo -e "\033[1;32mrootfs is already latest, nothing to do...\033[0m"
+	else
+		tar -xvf $dest_dir/rootfs/rootfs.tar -C $dest_dir/rootfs/
+		echo -e "\033[1;32mcheck hash...\033[0m"
+		check-hash $dest_dir/rootfs/phytium-desktop-tools.deb.hash $dest_dir/rootfs/phytium-desktop-tools.deb phytium-desktop-tools.deb
+		check-hash $dest_dir/rootfs/phytium-firstlogin.deb.hash $dest_dir/rootfs/phytium-firstlogin.deb phytium-firstlogin.deb
+		check-hash $dest_dir/rootfs/phytium-vpu.deb.hash $dest_dir/rootfs/phytium-vpu.deb phytium-vpu.deb
+		check-hash $dest_dir/rootfs/phytium-zram.deb.hash $dest_dir/rootfs/phytium-zram.deb phytium-zram.deb
+		check-hash $dest_dir/rootfs/rootfs-chown.deb.hash $dest_dir/rootfs/rootfs-chown.deb rootfs-chown.deb
+		check-hash $dest_dir/rootfs/phytium-tools.deb.hash $dest_dir/rootfs/phytium-tools.deb phytium-tools.deb
+		check-hash $dest_dir/rootfs/lscpu.hash $dest_dir/rootfs/lscpu lscpu
+		echo -e "\033[1;32mupdate rootfs...\033[0m"
+		cp -f $dest_dir/rootfs/lscpu /usr/bin/
+		dpkg -i $dest_dir/rootfs/phytium-desktop-tools.deb
+		dpkg -i $dest_dir/rootfs/phytium-firstlogin.deb
+		dpkg -i $dest_dir/rootfs/phytium-vpu.deb
+		dpkg -i $dest_dir/rootfs/phytium-zram.deb
+		dpkg -i $dest_dir/rootfs/rootfs-chown.deb
+		dpkg -i $dest_dir/rootfs/phytium-tools.deb
+ 		$dest_dir/scripts/rootfs_ota
+		fi
+}
+
+update_kernel() {
+	fitImage_latest=$($dest_dir/scripts/check-latest $dest_dir fitImage)
+	if [ "${fitImage_latest}" = "latest" ]; then
+		echo -e "\033[1;32mkernel is already latest, nothing to do...\033[0m"
+	else
+		tar -xvf $dest_dir/fitImage/$kernel_version/fitImage.tar -C $dest_dir/fitImage/$kernel_version/
+		echo -e "\033[1;32mcheck hash...\033[0m"
+		check-hash $dest_dir/fitImage/$kernel_version/fitImage.hash $dest_dir/fitImage/$kernel_version/fitImage fitImage
+		check-hash $dest_dir/fitImage/$kernel_version/linux-headers-$kernel_version.deb.hash $dest_dir/fitImage/$kernel_version/linux-headers-$kernel_version.deb linux-headers-$kernel_version.deb
+		check-hash $dest_dir/fitImage/$kernel_version/linux-image-$kernel_version.deb.hash $dest_dir/fitImage/$kernel_version/linux-image-$kernel_version.deb linux-image-$kernel_version.deb
+		echo -e "\033[1;32mupdate fitImage...\033[0m"
+ 		dd if=$dest_dir/fitImage/$kernel_version/fitImage of=/dev/mmcblk0 bs=1M seek=4 count=60 >> $dest_dir/fitImage/$kernel_version/replace.log 2>&1
+ 		dpkg -i $dest_dir/fitImage/$kernel_version/linux-headers-$kernel_version.deb
+		dpkg -i $dest_dir/fitImage/$kernel_version/linux-image-$kernel_version.deb
+ 	fi
+}
+
+update_uboot() {
+	uboot_latest=$($dest_dir/scripts/check-latest $dest_dir uboot)
+	if [ "${uboot_latest}" = "latest" ]; then
+		echo -e "\033[1;32muboot is already latest, nothing to do...\033[0m"
+	else
+		echo -e "\033[1;32mcheck hash...\033[0m"
+		check-hash $dest_dir/uboot/$uboot_hash $dest_dir/uboot/$uboot_bin $uboot_bin
+		echo -e "\033[1;32mupdate uboot...\033[0m"
+		# to preserve the partition table.
+		dd if=/dev/mmcblk0 of=start.img bs=512 count=1 >> $dest_dir/uboot/replace.log 2>&1
+		dd if=$dest_dir/uboot/$uboot_bin of=/dev/mmcblk0 bs=1M count=4 >> $dest_dir/uboot/replace.log 2>&1
+		dd if=start.img of=/dev/mmcblk0 bs=512 count=1 >> $dest_dir/uboot/replace.log 2>&1
+		rm -f start.img
+	fi
+}
+
+# update_system
+# $1: can be all\uboot\fitImage\rootfs
+update_system() {
+	
+	cp -f $dest_dir/scripts/check-hash /usr/bin
+
+	if [ "$1" == "all" ]; then
+		update_rootfs
+		update_kernel
+		update_uboot
+	elif [ "$1" == "uboot" ]; then	
+		update_uboot
+		#the default uboot is hw v3, mem 4g and pcie usb3, so it is necessary to config firmware if the hardware is not the default.
+		unset response
+		while [[ ! "${response}" =~ ^(Y|y|N|n)$ ]]; do
+			read -r -p "Is the phytiumpi hardware version v2? [Y/n] " response
+			echo "$response"
+		done
+		if [[ "${response}" =~ ^(Y|y)$ ]]; then
+			ft-config hw v2
+		fi
+		unset response
+		while [[ ! "${response}" =~ ^(Y|y|N|n)$ ]]; do
+			read -r -p "Is the memory size 8GB? [Y/n] " response
+			echo "$response"
+		done
+		if [[ "${response}" =~ ^(Y|y)$ ]]; then
+			ft-config mem 8g
+		fi
+
+	elif [ "$1" == "fitImage" ]; then
+		update_kernel
+        fi
+	sync
+	echo -e "\033[1;32mupdate success, please reboot now\033[0m"
+} # update_system
+
+
+main() {
+	update_system $1
+}
+
+main $@
diff --git a/phytium-ota/uboot/5g/fip-all-5g-4GB.bin b/phytium-ota/uboot/5g/fip-all-5g-4GB.bin
deleted file mode 100644
index 0d165b407f468c3ed1ed2afe8237c7ce7aec58b7..0000000000000000000000000000000000000000
Binary files a/phytium-ota/uboot/5g/fip-all-5g-4GB.bin and /dev/null differ
diff --git a/phytium-ota/uboot/v1.5/fip-all-optee-4GB.bin b/phytium-ota/uboot/fip-all-optee-4GB.bin
similarity index 99%
rename from phytium-ota/uboot/v1.5/fip-all-optee-4GB.bin
rename to phytium-ota/uboot/fip-all-optee-4GB.bin
index 12f62778a55cdffa8f77744bd37b1e574fff69e7..ecbe8c3503c1d054b3bb9724123154664fd3bd02 100644
Binary files a/phytium-ota/uboot/v1.5/fip-all-optee-4GB.bin and b/phytium-ota/uboot/fip-all-optee-4GB.bin differ
diff --git a/phytium-ota/uboot/fip-all-optee-4GB.bin.hash b/phytium-ota/uboot/fip-all-optee-4GB.bin.hash
new file mode 100644
index 0000000000000000000000000000000000000000..f82a130fcc81e5ae3fe48c99f5e3514241d9a94c
--- /dev/null
+++ b/phytium-ota/uboot/fip-all-optee-4GB.bin.hash
@@ -0,0 +1 @@
+sha256  07e42417ca8ab699223f321a9dd24ff5b3dbcf5bba8a344ef63bbb2ff0d59e93  fip-all-optee-4GB.bin
diff --git a/phytium-ota/uboot/latest/fip-all-optee-2GB.bin b/phytium-ota/uboot/latest/fip-all-optee-2GB.bin
deleted file mode 100644
index fd0e4b09ecec027cb0a5d4daad01755892a0fdc7..0000000000000000000000000000000000000000
Binary files a/phytium-ota/uboot/latest/fip-all-optee-2GB.bin and /dev/null differ
diff --git a/phytium-ota/uboot/latest/fip-all-optee-4GB.bin b/phytium-ota/uboot/latest/fip-all-optee-4GB.bin
deleted file mode 100644
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