diff --git a/root/target/linux/generic/config-5.15 b/root/target/linux/generic/config-5.15
index 36da1a10..5fff4ac7 100644
--- a/root/target/linux/generic/config-5.15
+++ b/root/target/linux/generic/config-5.15
@@ -7612,3 +7612,6 @@ CONFIG_SERIAL_8250_16550A_VARIANTS=y
 # CONFIG_ZRAM_DEF_COMP_LZ4HC is not set
 # CONFIG_INIT_STACK_ALL_PATTERN is not set
 # CONFIG_INIT_STACK_ALL_ZERO is not set
+# CONFIG_I2C_BRCMSTB is not set
+# CONFIG_NVMEM_ROCKCHIP_EFUSE is not set
+# CONFIG_NVMEM_QCOM_QFPROM is not set
diff --git a/root/target/linux/ipq40xx/patches-5.4/719-meiglink_slm750_support.patch b/root/target/linux/ipq40xx/patches-5.4/719-meiglink_slm750_support.patch
deleted file mode 100644
index 9fa02a68..00000000
--- a/root/target/linux/ipq40xx/patches-5.4/719-meiglink_slm750_support.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-Index: linux-5.4.137/drivers/usb/serial/option.c
-===================================================================
---- linux-5.4.137.orig/drivers/usb/serial/option.c
-+++ linux-5.4.137/drivers/usb/serial/option.c
-@@ -241,6 +241,8 @@ static void option_instat_callback(struc
- #define UBLOX_PRODUCT_R6XX			0x90fa
- /* These Yuga products use Qualcomm's vendor ID */
- #define YUGA_PRODUCT_CLM920_NC5			0x9625
-+/* These Meiglink products use Qualcomm's vendor ID */
-+#define MEIGLINK_PRODUCT_SLM750			0xf601
- 
- #define QUECTEL_VENDOR_ID			0x2c7c
- /* These Quectel products use Quectel's vendor ID */
-@@ -1102,6 +1104,9 @@ static const struct usb_device_id option
- 	/* u-blox products using Qualcomm vendor ID */
- 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, UBLOX_PRODUCT_R410M),
- 	  .driver_info = RSVD(1) | RSVD(3) },
-+	/* Meiglink products using Qualcomm vendor ID */
-+	// Works OK in case of some issues check macros that are used by Quectel Products
-+	{ USB_DEVICE(QUALCOMM_VENDOR_ID, MEIGLINK_PRODUCT_SLM750)},
- 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, UBLOX_PRODUCT_R6XX),
- 	  .driver_info = RSVD(3) },
- 	/* Quectel products using Quectel vendor ID */
-Index: linux-5.4.137/drivers/net/usb/qmi_wwan.c
-===================================================================
---- linux-5.4.137.orig/drivers/net/usb/qmi_wwan.c
-+++ linux-5.4.137/drivers/net/usb/qmi_wwan.c
-@@ -1171,6 +1171,7 @@ static const struct usb_device_id produc
- 	{QMI_FIXED_INTF(0x05c6, 0x9079, 6)},
- 	{QMI_FIXED_INTF(0x05c6, 0x9079, 7)},
- 	{QMI_FIXED_INTF(0x05c6, 0x9079, 8)},
-+	{QMI_MATCH_FF_FF_FF(0x05c6, 0xf601)}, 	/* Meiglink SLM750 (in case of issues check if DTR flag setting is enough) */
- 	{QMI_FIXED_INTF(0x05c6, 0x9080, 5)},
- 	{QMI_FIXED_INTF(0x05c6, 0x9080, 6)},
- 	{QMI_FIXED_INTF(0x05c6, 0x9080, 7)},
diff --git a/root/tools/firmware-utils/Makefile b/root/tools/firmware-utils/Makefile
index 2534cec5..1c47a310 100644
--- a/root/tools/firmware-utils/Makefile
+++ b/root/tools/firmware-utils/Makefile
@@ -11,9 +11,9 @@ PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/firmware-utils.git
-PKG_SOURCE_DATE:=2022-04-25
-PKG_SOURCE_VERSION:=ddc3e00e314d3fbc3f9faab2d07395722ce9b01a
-PKG_MIRROR_HASH:=246fc1d72d3a8cdb4072d81e033c92abaf614acd6f35a10fffd029d5c7f9303b
+PKG_SOURCE_DATE:=2022-12-15
+PKG_SOURCE_VERSION:=bd856eff48509fa4511169ee55f639ede8dd4ac6
+PKG_MIRROR_HASH:=4dc754b403b10f43dc2871f17ef7b223c85ad3b14c57899497f0b6bb304756d9
 
 include $(INCLUDE_DIR)/host-build.mk
 include $(INCLUDE_DIR)/cmake.mk