diff --git a/br-ext-chip-hisilicon/board/hi3536cv100/kernel/patches/00_hi3536c_for_linux_v3.18.y.patch b/br-ext-chip-hisilicon/board/hi3536cv100/kernel/patches/00_hi3536c_for_linux_v3.18.y.patch
old mode 100755
new mode 100644
diff --git a/br-ext-chip-hisilicon/board/hi3536cv100/kernel/patches/11_fix_yylloc_for_modern_computers.patch b/br-ext-chip-hisilicon/board/hi3536cv100/kernel/patches/11_fix_yylloc_for_modern_computers.patch
new file mode 100644
index 00000000..2a670230
--- /dev/null
+++ b/br-ext-chip-hisilicon/board/hi3536cv100/kernel/patches/11_fix_yylloc_for_modern_computers.patch
@@ -0,0 +1,11 @@
+--- a/scripts/dtc/dtc-lexer.lex.c_shipped	2016-08-28 13:19:20.000000000 +0300
++++ b/scripts/dtc/dtc-lexer.lex.c_shipped	2021-04-02 00:06:02.972781070 +0300
+@@ -637,7 +637,7 @@
+ #include "srcpos.h"
+ #include "dtc-parser.tab.h"
+ 
+-YYLTYPE yylloc;
++extern YYLTYPE yylloc;
+ extern bool treesource_error;
+ 
+ /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
diff --git a/br-ext-chip-hisilicon/board/hi3536dv100/kernel/patches/11_fix_yylloc_for_modern_computers.patch b/br-ext-chip-hisilicon/board/hi3536dv100/kernel/patches/11_fix_yylloc_for_modern_computers.patch
new file mode 100644
index 00000000..2a670230
--- /dev/null
+++ b/br-ext-chip-hisilicon/board/hi3536dv100/kernel/patches/11_fix_yylloc_for_modern_computers.patch
@@ -0,0 +1,11 @@
+--- a/scripts/dtc/dtc-lexer.lex.c_shipped	2016-08-28 13:19:20.000000000 +0300
++++ b/scripts/dtc/dtc-lexer.lex.c_shipped	2021-04-02 00:06:02.972781070 +0300
+@@ -637,7 +637,7 @@
+ #include "srcpos.h"
+ #include "dtc-parser.tab.h"
+ 
+-YYLTYPE yylloc;
++extern YYLTYPE yylloc;
+ extern bool treesource_error;
+ 
+ /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3520dv200_openipc_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3520dv200_openipc_defconfig
new file mode 100644
index 00000000..ce342222
--- /dev/null
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3520dv200_openipc_defconfig
@@ -0,0 +1,95 @@
+# Architecture
+BR2_arm=y
+BR2_cortex_a7=y
+BR2_ARM_EABI=y
+BR2_ARM_FPU_NEON_VFPV4=y
+BR2_ARM_INSTRUCTIONS_THUMB2=y
+BR2_KERNEL_HEADERS_VERSION=y
+BR2_DEFAULT_KERNEL_VERSION="3.0.8"
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_0=y
+
+# Toolchain
+BR2_PER_PACKAGE_DIRECTORIES=y
+BR2_GCC_VERSION_7_X=y
+# BR2_TOOLCHAIN_USES_UCLIBC is not set
+# BR2_TOOLCHAIN_BUILDROOT_UCLIBC is not set
+# BR2_TOOLCHAIN_BUILDROOT_LIBC="uclibc"
+BR2_TOOLCHAIN_USES_MUSL=y
+BR2_TOOLCHAIN_BUILDROOT_MUSL=y
+BR2_TOOLCHAIN_BUILDROOT_LIBC="musl"
+# BR2_TOOLCHAIN_BUILDROOT_CXX is not set
+BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
+BR2_TOOLCHAIN_BUILDROOT_USE_SSP=y
+
+# Kernel
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="3.0.8"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3520dv200/kernel/hi3520dv200.generic.config"
+BR2_LINUX_KERNEL_UIMAGE=y
+BR2_LINUX_KERNEL_UIMAGE_LOADADDR="0x80008000"
+BR2_LINUX_KERNEL_XZ=y
+BR2_LINUX_KERNEL_EXT_HISI_PATCHER=y
+BR2_LINUX_KERNEL_EXT_HISI_PATCHER_LIST="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3520dv200/kernel/patches/ $(BR2_EXTERNAL_HISILICON_PATH)/board/hi3520dv200/kernel/overlay"
+
+# Filesystem
+# BR2_TARGET_TZ_INFO is not set
+BR2_TARGET_ROOTFS_CPIO=y
+BR2_TARGET_ROOTFS_SQUASHFS=y
+BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
+BR2_ROOTFS_OVERLAY="$(TOPDIR)/../general/overlay"
+BR2_ROOTFS_POST_BUILD_SCRIPT="$(TOPDIR)/../scripts/executing_commands_for_$(BR2_TOOLCHAIN_BUILDROOT_LIBC).sh"
+
+# OpenIPC configuration
+BR2_TOOLCHAIN_BUILDROOT_VENDOR="openipc"
+BR2_TARGET_GENERIC_ISSUE="Welcome to OpenIPC v2.1"
+BR2_TARGET_GENERIC_HOSTNAME="openipc-hi3520dv200"
+BR2_GLOBAL_PATCH_DIR="$(TOPDIR)/../general/package/all-patches"
+
+# OpenIPC packages
+BR2_PACKAGE_BUSYBOX_CONFIG="$(TOPDIR)/../general/package/busybox/busybox.config"
+BR2_PACKAGE_DROPBEAR=y
+# BR2_PACKAGE_FDK_AAC_OPENIPC is not set
+BR2_PACKAGE_FWPRINTENV_OPENIPC=y
+BR2_PACKAGE_HASERL=y
+BR2_PACKAGE_HISI_GPIO=y
+BR2_PACKAGE_IPCTOOL=y
+# BR2_PACKAGE_JSON_C is not set
+# BR2_PACKAGE_LAME_OPENIPC is not set
+BR2_PACKAGE_LIBCURL_OPENIPC=y
+BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
+# BR2_PACKAGE_LIBCURL_OPENIPC_VERBOSE is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_PROXY_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_COOKIES_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_EXTRA_PROTOCOLS_FEATURES is not set
+BR2_PACKAGE_LIBCURL_OPENIPC_MBEDTLS=y
+# BR2_PACKAGE_LIBEVENT_OPENIPC is not set
+# BR2_PACKAGE_LIBEVENT_OPENIPC_REMOVE_PYSCRIPT is not set
+# BR2_PACKAGE_LIBOGG_OPENIPC is not set
+BR2_PACKAGE_LIBYAML=y
+BR2_PACKAGE_MBEDTLS_OPENIPC=y
+# BR2_PACKAGE_MBEDTLS_OPENIPC_PROGRAMS is not set
+# BR2_PACKAGE_MBEDTLS_OPENIPC_COMPRESSION is not set
+BR2_PACKAGE_MICROBE_WEB=y
+# BR2_PACKAGE_MINI_SNMPD is not set
+# BR2_PACKAGE_OPUS_OPENIPC is not set
+# BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT is not set
+# BR2_PACKAGE_SSHPASS is not set
+# BR2_PACKAGE_UACME_OPENIPC is not set
+BR2_PACKAGE_VTUND_OPENIPC=y
+BR2_PACKAGE_YAML_CLI=y
+
+# WiFi
+BR2_PACKAGE_WIRELESS_TOOLS=y
+BR2_PACKAGE_WPA_SUPPLICANT=y
+BR2_PACKAGE_WPA_SUPPLICANT_CLI=y
+BR2_PACKAGE_WPA_SUPPLICANT_NL80211=y
+BR2_PACKAGE_WPA_SUPPLICANT_PASSPHRASE=y
+BR2_PACKAGE_LINUX_FIRMWARE=y
+BR2_PACKAGE_LINUX_FIRMWARE_MEDIATEK_MT7601U=y
+# BR2_PACKAGE_RTL8188EU is not set
+
+# WIREGUARD
+# BR2_PACKAGE_WIREGUARD_LINUX_COMPAT is not set
+# BR2_PACKAGE_WIREGUARD_TOOLS is not set
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3536cv100_openipc_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3536cv100_openipc_defconfig
index 7e77942c..c33edef8 100644
--- a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3536cv100_openipc_defconfig
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3536cv100_openipc_defconfig
@@ -55,8 +55,8 @@ BR2_PACKAGE_FWPRINTENV_OPENIPC=y
 BR2_PACKAGE_HASERL=y
 BR2_PACKAGE_HISI_GPIO=y
 BR2_PACKAGE_IPCTOOL=y
-BR2_PACKAGE_JSON_C=y
-BR2_PACKAGE_LAME_OPENIPC=y
+# BR2_PACKAGE_JSON_C is not set
+# BR2_PACKAGE_LAME_OPENIPC is not set
 BR2_PACKAGE_LIBCURL_OPENIPC=y
 BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
 # BR2_PACKAGE_LIBCURL_OPENIPC_VERBOSE is not set
@@ -64,19 +64,19 @@ BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
 # BR2_PACKAGE_LIBCURL_OPENIPC_COOKIES_SUPPORT is not set
 # BR2_PACKAGE_LIBCURL_OPENIPC_EXTRA_PROTOCOLS_FEATURES is not set
 BR2_PACKAGE_LIBCURL_OPENIPC_MBEDTLS=y
-BR2_PACKAGE_LIBEVENT_OPENIPC=y
-BR2_PACKAGE_LIBEVENT_OPENIPC_REMOVE_PYSCRIPT=y
-BR2_PACKAGE_LIBOGG_OPENIPC=y
+# BR2_PACKAGE_LIBEVENT_OPENIPC is not set
+# BR2_PACKAGE_LIBEVENT_OPENIPC_REMOVE_PYSCRIPT is not set
+# BR2_PACKAGE_LIBOGG_OPENIPC is not set
 BR2_PACKAGE_LIBYAML=y
 BR2_PACKAGE_MBEDTLS_OPENIPC=y
 # BR2_PACKAGE_MBEDTLS_OPENIPC_PROGRAMS is not set
 # BR2_PACKAGE_MBEDTLS_OPENIPC_COMPRESSION is not set
 BR2_PACKAGE_MICROBE_WEB=y
 # BR2_PACKAGE_MINI_SNMPD is not set
-BR2_PACKAGE_OPUS_OPENIPC=y
-BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT=y
+# BR2_PACKAGE_OPUS_OPENIPC is not set
+# BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT is not set
 # BR2_PACKAGE_SSHPASS is not set
-BR2_PACKAGE_UACME_OPENIPC=y
+# BR2_PACKAGE_UACME_OPENIPC is not set
 BR2_PACKAGE_VTUND_OPENIPC=y
 BR2_PACKAGE_YAML_CLI=y
 
@@ -91,5 +91,5 @@ BR2_PACKAGE_LINUX_FIRMWARE_MEDIATEK_MT7601U=y
 # BR2_PACKAGE_RTL8188EU is not set
 
 # WIREGUARD
-BR2_PACKAGE_WIREGUARD_LINUX_COMPAT=y
-BR2_PACKAGE_WIREGUARD_TOOLS=y
+# BR2_PACKAGE_WIREGUARD_LINUX_COMPAT is not set
+# BR2_PACKAGE_WIREGUARD_TOOLS is not set
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3536dv100_openipc_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3536dv100_openipc_defconfig
index 978e0b87..c0d4475b 100644
--- a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3536dv100_openipc_defconfig
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3536dv100_openipc_defconfig
@@ -55,8 +55,8 @@ BR2_PACKAGE_FWPRINTENV_OPENIPC=y
 BR2_PACKAGE_HASERL=y
 BR2_PACKAGE_HISI_GPIO=y
 BR2_PACKAGE_IPCTOOL=y
-BR2_PACKAGE_JSON_C=y
-BR2_PACKAGE_LAME_OPENIPC=y
+# BR2_PACKAGE_JSON_C is not set
+# BR2_PACKAGE_LAME_OPENIPC is not set
 BR2_PACKAGE_LIBCURL_OPENIPC=y
 BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
 # BR2_PACKAGE_LIBCURL_OPENIPC_VERBOSE is not set
@@ -64,19 +64,19 @@ BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
 # BR2_PACKAGE_LIBCURL_OPENIPC_COOKIES_SUPPORT is not set
 # BR2_PACKAGE_LIBCURL_OPENIPC_EXTRA_PROTOCOLS_FEATURES is not set
 BR2_PACKAGE_LIBCURL_OPENIPC_MBEDTLS=y
-BR2_PACKAGE_LIBEVENT_OPENIPC=y
-BR2_PACKAGE_LIBEVENT_OPENIPC_REMOVE_PYSCRIPT=y
-BR2_PACKAGE_LIBOGG_OPENIPC=y
+# BR2_PACKAGE_LIBEVENT_OPENIPC is not set
+# BR2_PACKAGE_LIBEVENT_OPENIPC_REMOVE_PYSCRIPT is not set
+# BR2_PACKAGE_LIBOGG_OPENIPC is not set
 BR2_PACKAGE_LIBYAML=y
 BR2_PACKAGE_MBEDTLS_OPENIPC=y
 # BR2_PACKAGE_MBEDTLS_OPENIPC_PROGRAMS is not set
 # BR2_PACKAGE_MBEDTLS_OPENIPC_COMPRESSION is not set
 BR2_PACKAGE_MICROBE_WEB=y
 # BR2_PACKAGE_MINI_SNMPD is not set
-BR2_PACKAGE_OPUS_OPENIPC=y
-BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT=y
+# BR2_PACKAGE_OPUS_OPENIPC is not set
+# BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT is not set
 # BR2_PACKAGE_SSHPASS is not set
-BR2_PACKAGE_UACME_OPENIPC=y
+# BR2_PACKAGE_UACME_OPENIPC is not set
 BR2_PACKAGE_VTUND_OPENIPC=y
 BR2_PACKAGE_YAML_CLI=y
 
@@ -91,5 +91,11 @@ BR2_PACKAGE_LINUX_FIRMWARE_MEDIATEK_MT7601U=y
 # BR2_PACKAGE_RTL8188EU is not set
 
 # WIREGUARD
-BR2_PACKAGE_WIREGUARD_LINUX_COMPAT=y
-BR2_PACKAGE_WIREGUARD_TOOLS=y
+# BR2_PACKAGE_WIREGUARD_LINUX_COMPAT is not set
+# BR2_PACKAGE_WIREGUARD_TOOLS is not set
+
+# For Facilitator ONLY
+BR2_PACKAGE_PHP=y
+BR2_PACKAGE_PHP_EXT_JSON=y
+BR2_PACKAGE_PHP_EXT_ZIP=y
+BR2_PACKAGE_UHTTPD=y