From f5d0f69ae53197a2cbefc78fe61f6d3dc4820abe Mon Sep 17 00:00:00 2001
From: Igor Zalatov <flyrouter@gmail.com>
Date: Mon, 17 May 2021 16:54:02 +0300
Subject: [PATCH 1/4] Add tehshield profile

---
 ...nown_unknown_hi3516ev200_openipc_defconfig |  1 -
 ...wn_unknown_hi3516ev300_tehshield_defconfig | 81 +++++++++++++++++++
 2 files changed, 81 insertions(+), 1 deletion(-)
 create mode 100644 br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_tehshield_defconfig

diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev200_openipc_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev200_openipc_defconfig
index a814dee7..5f1b622e 100644
--- a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev200_openipc_defconfig
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev200_openipc_defconfig
@@ -75,4 +75,3 @@ BR2_PACKAGE_LINUX_FIRMWARE_MEDIATEK_MT7601U=y
 # BR2_PACKAGE_MXML is not set
 # BR2_PACKAGE_SSHPASS is not set
 # BR2_PACKAGE_RTL8188EU is not set
-
diff --git a/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_tehshield_defconfig b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_tehshield_defconfig
new file mode 100644
index 00000000..fa0755de
--- /dev/null
+++ b/br-ext-chip-hisilicon/configs/unknown_unknown_hi3516ev300_tehshield_defconfig
@@ -0,0 +1,81 @@
+# 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="4.9.37"
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_9=y
+
+# Toolchain
+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_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="4.9.37"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516ev200/kernel/hi3516ev300.generic.config"
+BR2_LINUX_KERNEL_UIMAGE=y
+BR2_LINUX_KERNEL_XZ=y
+BR2_LINUX_KERNEL_EXT_HISI_PATCHER=y
+BR2_LINUX_KERNEL_EXT_HISI_PATCHER_LIST="$(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516ev200/kernel/patches/ $(BR2_EXTERNAL_HISILICON_PATH)/board/hi3516ev200/kernel/overlay"
+
+# Filesystem
+# BR2_TARGET_TZ_INFO is not set
+BR2_TARGET_ROOTFS_SQUASHFS=y
+BR2_TARGET_ROOTFS_SQUASHFS4_XZ=y
+BR2_ROOTFS_OVERLAY="$(TOPDIR)/../general/overlay"
+
+# OpenIPC configuration
+BR2_TOOLCHAIN_BUILDROOT_VENDOR="openipc"
+BR2_TARGET_GENERIC_ISSUE="Welcome to OpenIPC v2.1.05.12"
+BR2_TARGET_GENERIC_HOSTNAME="ipcam"
+BR2_GLOBAL_PATCH_DIR="$(TOPDIR)/../general/package/all-patches"
+
+# Packages
+BR2_PACKAGE_BUSYBOX_CONFIG="$(TOPDIR)/../general/package/busybox/busybox.config"
+BR2_PACKAGE_DROPBEAR=y
+BR2_PACKAGE_FWPRINTENV_NG=y
+BR2_PACKAGE_HISI_GPIO_SCANNER=y
+BR2_PACKAGE_HISILICON_OSDRV4=y
+BR2_PACKAGE_IPCTOOL=y
+BR2_PACKAGE_JSON_C=y
+BR2_PACKAGE_LAME=y
+BR2_PACKAGE_LIBEVENT_MINI=y
+BR2_PACKAGE_MAJESTIC=y
+BR2_PACKAGE_MINI_SNMPD=y
+BR2_PACKAGE_VTUND_LITE=y
+
+# Experimental
+BR2_PER_PACKAGE_DIRECTORIES=y
+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
+
+# Firmware
+BR2_PACKAGE_LINUX_FIRMWARE=y
+BR2_PACKAGE_LINUX_FIRMWARE_MEDIATEK_MT7601U=y
+
+# LTE modem Sim7600
+BR2_PACKAGE_MODEM_MANAGER=y
+BR2_PACKAGE_MODEM_MANAGER_LIBQMI=y
+
+# Unused
+# BR2_SHARED_STATIC_LIBS is not set
+# BR2_PACKAGE_JPEG_TURBO is not set
+# BR2_PACKAGE_MINIHTTP is not set
+# BR2_PACKAGE_MXML is not set
+# BR2_PACKAGE_SSHPASS is not set
+# BR2_PACKAGE_RTL8188EU is not set

From 040c0b2255bef9dd22307b34363f2c667b5d33cf Mon Sep 17 00:00:00 2001
From: Igor Zalatov <flyrouter@gmail.com>
Date: Mon, 17 May 2021 17:38:54 +0300
Subject: [PATCH 2/4] Enable mdev as default hotplug helper

---
 .../board/hi3516av100/kernel/hi3516av100.generic.config        | 3 ++-
 .../board/hi3516av100/kernel/hi3516dv100.generic.config        | 3 ++-
 .../board/hi3516av200/kernel/hi3516av200.generic.config        | 3 ++-
 .../board/hi3516av200/kernel/hi3519v101.generic.config         | 3 ++-
 .../board/hi3516cv100/kernel/hi3516cv100.generic.config        | 3 ++-
 .../board/hi3516cv100/kernel/hi3518cv100.generic.config        | 3 ++-
 .../board/hi3516cv100/kernel/hi3518ev100.generic.config        | 3 ++-
 .../board/hi3516cv200/kernel/hi3516cv200.generic.config        | 3 ++-
 .../board/hi3516cv200/kernel/hi3518ev200.generic.config        | 3 ++-
 .../board/hi3516cv200/kernel/hi3518ev201.generic.config        | 3 ++-
 .../board/hi3516cv300/kernel/hi3516cv300.generic.config        | 3 ++-
 .../board/hi3516cv300/kernel/hi3516ev100.generic.config        | 3 ++-
 .../board/hi3516cv500/kernel/hi3516av300.generic.config        | 2 +-
 .../board/hi3516cv500/kernel/hi3516cv500.generic.config        | 2 +-
 .../board/hi3516cv500/kernel/hi3516dv300.generic.config        | 2 +-
 .../board/hi3516ev200/kernel/hi3516ev200.generic.config        | 2 +-
 .../hi3516ev200/kernel/hi3516ev200.generic.config.original     | 2 +-
 .../board/hi3516ev200/kernel/hi3516ev300.generic.config        | 2 +-
 .../hi3516ev200/kernel/hi3516ev300.generic.config.original     | 2 +-
 .../board/hi3516ev200/kernel/hi3518ev300.generic.config        | 2 +-
 .../hi3516ev200/kernel/hi3518ev300.generic.config.original     | 2 +-
 21 files changed, 33 insertions(+), 21 deletions(-)

diff --git a/br-ext-chip-hisilicon/board/hi3516av100/kernel/hi3516av100.generic.config b/br-ext-chip-hisilicon/board/hi3516av100/kernel/hi3516av100.generic.config
index 34aa1385..b619c5e2 100644
--- a/br-ext-chip-hisilicon/board/hi3516av100/kernel/hi3516av100.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516av100/kernel/hi3516av100.generic.config
@@ -775,7 +775,8 @@ CONFIG_ARM_AMBA=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516av100/kernel/hi3516dv100.generic.config b/br-ext-chip-hisilicon/board/hi3516av100/kernel/hi3516dv100.generic.config
index 34aa1385..b619c5e2 100644
--- a/br-ext-chip-hisilicon/board/hi3516av100/kernel/hi3516dv100.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516av100/kernel/hi3516dv100.generic.config
@@ -775,7 +775,8 @@ CONFIG_ARM_AMBA=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516av200/kernel/hi3516av200.generic.config b/br-ext-chip-hisilicon/board/hi3516av200/kernel/hi3516av200.generic.config
index 20051d91..fc7db79f 100644
--- a/br-ext-chip-hisilicon/board/hi3516av200/kernel/hi3516av200.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516av200/kernel/hi3516av200.generic.config
@@ -801,7 +801,8 @@ CONFIG_HAVE_BPF_JIT=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516av200/kernel/hi3519v101.generic.config b/br-ext-chip-hisilicon/board/hi3516av200/kernel/hi3519v101.generic.config
index fecfe1cb..8d786ec3 100644
--- a/br-ext-chip-hisilicon/board/hi3516av200/kernel/hi3519v101.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516av200/kernel/hi3519v101.generic.config
@@ -801,7 +801,8 @@ CONFIG_HAVE_BPF_JIT=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3516cv100.generic.config b/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3516cv100.generic.config
index 6bf75bc0..bc8833ab 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3516cv100.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3516cv100.generic.config
@@ -580,7 +580,8 @@ CONFIG_MAC80211_MESH=y
 #
 # Generic Driver Options
 #
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3518cv100.generic.config b/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3518cv100.generic.config
index 43f24d4a..ea694714 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3518cv100.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3518cv100.generic.config
@@ -580,7 +580,8 @@ CONFIG_MAC80211_MESH=y
 #
 # Generic Driver Options
 #
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3518ev100.generic.config b/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3518ev100.generic.config
index 6bf75bc0..bc8833ab 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3518ev100.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv100/kernel/hi3518ev100.generic.config
@@ -580,7 +580,8 @@ CONFIG_MAC80211_MESH=y
 #
 # Generic Driver Options
 #
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3516cv200.generic.config b/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3516cv200.generic.config
index fe4a6add..4defa317 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3516cv200.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3516cv200.generic.config
@@ -706,7 +706,8 @@ CONFIG_ARM_AMBA=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3518ev200.generic.config b/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3518ev200.generic.config
index c534f70b..b319e965 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3518ev200.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3518ev200.generic.config
@@ -706,7 +706,8 @@ CONFIG_ARM_AMBA=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3518ev201.generic.config b/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3518ev201.generic.config
index 954c11d0..4a05af02 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3518ev201.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv200/kernel/hi3518ev201.generic.config
@@ -706,7 +706,8 @@ CONFIG_ARM_AMBA=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv300/kernel/hi3516cv300.generic.config b/br-ext-chip-hisilicon/board/hi3516cv300/kernel/hi3516cv300.generic.config
index daa956ec..65dd2a0b 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv300/kernel/hi3516cv300.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv300/kernel/hi3516cv300.generic.config
@@ -680,7 +680,8 @@ CONFIG_HAVE_BPF_JIT=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv300/kernel/hi3516ev100.generic.config b/br-ext-chip-hisilicon/board/hi3516cv300/kernel/hi3516ev100.generic.config
index daa956ec..65dd2a0b 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv300/kernel/hi3516ev100.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv300/kernel/hi3516ev100.generic.config
@@ -680,7 +680,8 @@ CONFIG_HAVE_BPF_JIT=y
 #
 # Generic Driver Options
 #
-# CONFIG_UEVENT_HELPER is not set
+CONFIG_UEVENT_HELPER=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516av300.generic.config b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516av300.generic.config
index 1762a8b5..e63a11b6 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516av300.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516av300.generic.config
@@ -775,7 +775,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH=""
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516cv500.generic.config b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516cv500.generic.config
index f313af82..3cf0f1b9 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516cv500.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516cv500.generic.config
@@ -775,7 +775,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH=""
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516dv300.generic.config b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516dv300.generic.config
index 1762a8b5..e63a11b6 100644
--- a/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516dv300.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516cv500/kernel/hi3516dv300.generic.config
@@ -775,7 +775,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH=""
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev200.generic.config b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev200.generic.config
index 15e2fce6..5cf98880 100644
--- a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev200.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev200.generic.config
@@ -763,7 +763,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev200.generic.config.original b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev200.generic.config.original
index 46f2d8ad..511015fc 100644
--- a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev200.generic.config.original
+++ b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev200.generic.config.original
@@ -760,7 +760,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev300.generic.config b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev300.generic.config
index c6a1532f..2a5a75bc 100644
--- a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev300.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev300.generic.config
@@ -763,7 +763,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev300.generic.config.original b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev300.generic.config.original
index 9e28166a..a8e6edf2 100644
--- a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev300.generic.config.original
+++ b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3516ev300.generic.config.original
@@ -760,7 +760,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3518ev300.generic.config b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3518ev300.generic.config
index fe97647e..924b6cf0 100644
--- a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3518ev300.generic.config
+++ b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3518ev300.generic.config
@@ -763,7 +763,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y
diff --git a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3518ev300.generic.config.original b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3518ev300.generic.config.original
index 8854070e..a09181f3 100644
--- a/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3518ev300.generic.config.original
+++ b/br-ext-chip-hisilicon/board/hi3516ev200/kernel/hi3518ev300.generic.config.original
@@ -759,7 +759,7 @@ CONFIG_ARM_AMBA=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER=y
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_UEVENT_HELPER_PATH="/sbin/mdev"
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_STANDALONE=y

From 7d42d6242327165a69cba183c54084b54a0966b1 Mon Sep 17 00:00:00 2001
From: Igor Zalatov <flyrouter@gmail.com>
Date: Mon, 17 May 2021 18:30:03 +0300
Subject: [PATCH 3/4] Add mdev support

---
 general/overlay/etc/init.d/S10mdev    | 21 +++++++++++++++++
 general/overlay/etc/mdev.conf         | 22 ++++++++++++++++++
 general/overlay/lib/mdev/automount.sh | 33 +++++++++++++++++++++++++++
 3 files changed, 76 insertions(+)
 create mode 100755 general/overlay/etc/init.d/S10mdev
 create mode 100644 general/overlay/etc/mdev.conf
 create mode 100755 general/overlay/lib/mdev/automount.sh

diff --git a/general/overlay/etc/init.d/S10mdev b/general/overlay/etc/init.d/S10mdev
new file mode 100755
index 00000000..3cb3a65c
--- /dev/null
+++ b/general/overlay/etc/init.d/S10mdev
@@ -0,0 +1,21 @@
+#!/bin/sh
+#
+# Start mdev....
+#
+
+case "$1" in
+  start)
+        echo "Starting mdev..."
+        # echo /sbin/mdev >/proc/sys/kernel/hotplug
+        /sbin/mdev -s
+        ;;
+  stop)
+        ;;
+  restart|reload)
+        ;;
+  *)
+        echo "Usage: $0 {start|stop|restart}"
+        exit 1
+esac
+
+exit $?
diff --git a/general/overlay/etc/mdev.conf b/general/overlay/etc/mdev.conf
new file mode 100644
index 00000000..e86e7483
--- /dev/null
+++ b/general/overlay/etc/mdev.conf
@@ -0,0 +1,22 @@
+# Provide user, group, and mode information for devices.  If a regex matches
+# the device name provided by sysfs, use the appropriate user:group and mode
+# instead of the default 0:0 660.
+#
+# Syntax:
+# [-]devicename_regex user:group mode [=path]|[>path]|[!] [@|$|*cmd args...]
+# [-]$ENVVAR=regex    user:group mode [=path]|[>path]|[!] [@|$|*cmd args...]
+# [-]@maj,min[-min2]  user:group mode [=path]|[>path]|[!] [@|$|*cmd args...]
+#
+# [-]: do not stop on this match, continue reading mdev.conf
+# =: move, >: move and create a symlink
+# !: do not create device node
+# @|$|*: run@cmd if $ACTION=add,  $cmd if $ACTION=remove, *cmd in all cases
+#
+#
+#
+mmcblk[0-9] root:disk 660
+mmcblk[0-9]p[0-9] root:disk 660 *(/lib/mdev/automount.sh)
+#
+sd[a-z] root:disk 660
+sd[a-z] [0-9] root:disk 660 *(/lib/mdev/automount.sh)
+#
diff --git a/general/overlay/lib/mdev/automount.sh b/general/overlay/lib/mdev/automount.sh
new file mode 100755
index 00000000..f1b9e6a1
--- /dev/null
+++ b/general/overlay/lib/mdev/automount.sh
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+destdir=/mnt
+
+my_umount()
+{
+    if grep -qs "^/dev/$1 " /proc/mounts ; then
+        umount "${destdir}/$1";
+    fi
+
+    [ -d "${destdir}/$1" ] && rmdir "${destdir}/$1"
+}
+
+my_mount()
+{
+    mkdir -p "${destdir}/$1" || exit 1
+
+    if ! mount -t auto -o sync "/dev/$1" "${destdir}/$1"; then
+        # failed to mount, clean up mountpoint
+        rmdir "${destdir}/$1"
+        exit 1
+    fi
+}
+
+case "${ACTION}" in
+add|"")
+    my_umount ${MDEV}
+    my_mount ${MDEV}
+    ;;
+remove)
+    my_umount ${MDEV}
+    ;;
+esac
\ No newline at end of file

From 2867d53e0174eb54a73d99cdb212517efc134072 Mon Sep 17 00:00:00 2001
From: Igor Zalatov <flyrouter@gmail.com>
Date: Mon, 17 May 2021 18:35:50 +0300
Subject: [PATCH 4/4] Change link

---
 general/overlay/etc/openipc_donaters | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/general/overlay/etc/openipc_donaters b/general/overlay/etc/openipc_donaters
index 850d3c7e..c322439a 100644
--- a/general/overlay/etc/openipc_donaters
+++ b/general/overlay/etc/openipc_donaters
@@ -4,4 +4,4 @@ role in the advancement of a stable, flexible and most importantly, Open IP Netw
 
 Your contribution will help us advance development proposals forward, and interact with the community on a regular basis.
 
-  https://openipc.org/contribution/
+  https://openipc.org/support/