platform-mips: kernel: version bump 5.14 -> 5.15

Signed-off-by: Robert Schwebel <r.schwebel@pengutronix.de>

6 files changed, 175 insertions, 93 deletions

diff --git a/configs/platform-mips/kernelconfig b/configs/platform-mips/kernelconfig
index f97bb83..afde837 100644
--- a/configs/platform-mips/kernelconfig
+++ b/configs/platform-mips/kernelconfig
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/mips 5.14.0 Kernel Configuration
+# Linux/mips 5.15.0 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="mips-softfloat-linux-gnu-gcc (OSELAS.Toolchain-2020.08.0 10-20200822) 10.2.1 20200822"
 CONFIG_CC_IS_GCC=y
@@ -25,6 +25,7 @@ CONFIG_BUILDTIME_TABLE_SORT=y
 CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 # CONFIG_COMPILE_TEST is not set
+# CONFIG_WERROR is not set
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_BUILD_SALT=""
@@ -135,6 +136,7 @@ CONFIG_IKCONFIG_PROC=y
 # CONFIG_IKHEADERS is not set
 CONFIG_LOG_BUF_SHIFT=17
 CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13
+# CONFIG_PRINTK_INDEX is not set
 CONFIG_GENERIC_SCHED_CLOCK=y
 
 #
@@ -181,7 +183,6 @@ CONFIG_MULTIUSER=y
 CONFIG_FHANDLE=y
 CONFIG_POSIX_TIMERS=y
 CONFIG_PRINTK=y
-CONFIG_PRINTK_NMI=y
 CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
@@ -248,7 +249,6 @@ CONFIG_ATH79=y
 # CONFIG_MACH_LOONGSON32 is not set
 # CONFIG_MACH_LOONGSON2EF is not set
 # CONFIG_MACH_LOONGSON64 is not set
-# CONFIG_MACH_PISTACHIO is not set
 # CONFIG_MIPS_MALTA is not set
 # CONFIG_MACH_PIC32 is not set
 # CONFIG_MACH_VR41XX is not set
@@ -403,18 +403,6 @@ CONFIG_CPU_IDLE_GOV_TEO=y
 # end of CPU Idle
 # end of CPU Power Management
 
-#
-# Firmware Drivers
-#
-# CONFIG_FIRMWARE_MEMMAP is not set
-# CONFIG_GOOGLE_FIRMWARE is not set
-
-#
-# Tegra firmware driver
-#
-# end of Tegra firmware driver
-# end of Firmware Drivers
-
 CONFIG_HAVE_KVM=y
 # CONFIG_VIRTUALIZATION is not set
 CONFIG_MIPS_LD_CAN_LINK_VDSO=y
@@ -429,6 +417,7 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_NMI=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_DMA_CONTIGUOUS=y
 CONFIG_GENERIC_SMP_IDLE_THREAD=y
@@ -499,11 +488,9 @@ CONFIG_MODPROBE_PATH="/sbin/modprobe"
 # CONFIG_TRIM_UNUSED_KSYMS is not set
 CONFIG_MODULES_TREE_LOOKUP=y
 CONFIG_BLOCK=y
-# CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_BSGLIB is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 # CONFIG_BLK_DEV_ZONED is not set
-# CONFIG_BLK_CMDLINE_PARSER is not set
 # CONFIG_BLK_WBT is not set
 # CONFIG_BLK_DEBUG_FS is not set
 # CONFIG_BLK_SED_OPAL is not set
@@ -581,6 +568,12 @@ CONFIG_NEED_PER_CPU_KM=y
 # CONFIG_IDLE_PAGE_TRACKING is not set
 # CONFIG_PERCPU_STATS is not set
 # CONFIG_GUP_TEST is not set
+
+#
+# Data Access Monitoring
+#
+# CONFIG_DAMON is not set
+# end of Data Access Monitoring
 # end of Memory Management options
 
 CONFIG_NET=y
@@ -593,6 +586,7 @@ CONFIG_PACKET=y
 # CONFIG_PACKET_DIAG is not set
 CONFIG_UNIX=y
 CONFIG_UNIX_SCM=y
+CONFIG_AF_UNIX_OOB=y
 # CONFIG_UNIX_DIAG is not set
 # CONFIG_TLS is not set
 # CONFIG_XFRM_USER is not set
@@ -665,6 +659,7 @@ CONFIG_IPV6_MROUTE=y
 # CONFIG_IPV6_SEG6_LWTUNNEL is not set
 # CONFIG_IPV6_SEG6_HMAC is not set
 # CONFIG_IPV6_RPL_LWTUNNEL is not set
+# CONFIG_IPV6_IOAM6_LWTUNNEL is not set
 # CONFIG_MPTCP is not set
 # CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETWORK_PHY_TIMESTAMPING is not set
@@ -877,6 +872,8 @@ CONFIG_NET_DSA_TAG_AR9331=y
 # CONFIG_NET_DSA_TAG_MTK is not set
 # CONFIG_NET_DSA_TAG_KSZ is not set
 # CONFIG_NET_DSA_TAG_RTL4_A is not set
+# CONFIG_NET_DSA_TAG_OCELOT is not set
+# CONFIG_NET_DSA_TAG_OCELOT_8021Q is not set
 # CONFIG_NET_DSA_TAG_QCA is not set
 # CONFIG_NET_DSA_TAG_LAN9303 is not set
 # CONFIG_NET_DSA_TAG_SJA1105 is not set
@@ -990,6 +987,7 @@ CONFIG_BQL=y
 # CONFIG_BT is not set
 # CONFIG_AF_RXRPC is not set
 # CONFIG_AF_KCM is not set
+# CONFIG_MCTP is not set
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
@@ -1055,11 +1053,29 @@ CONFIG_REGMAP_MMIO=y
 #
 # CONFIG_BRCMSTB_GISB_ARB is not set
 # CONFIG_MIPS_CDMM is not set
-# CONFIG_SIMPLE_PM_BUS is not set
 # CONFIG_MHI_BUS is not set
 # end of Bus devices
 
 # CONFIG_CONNECTOR is not set
+
+#
+# Firmware Drivers
+#
+
+#
+# ARM System Control and Management Interface Protocol
+#
+# end of ARM System Control and Management Interface Protocol
+
+# CONFIG_FIRMWARE_MEMMAP is not set
+# CONFIG_GOOGLE_FIRMWARE is not set
+
+#
+# Tegra firmware driver
+#
+# end of Tegra firmware driver
+# end of Firmware Drivers
+
 # CONFIG_GNSS is not set
 CONFIG_MTD=y
 # CONFIG_MTD_TESTS is not set
@@ -1078,6 +1094,10 @@ CONFIG_MTD_OF_PARTS=y
 #
 CONFIG_MTD_BLKDEVS=y
 CONFIG_MTD_BLOCK=y
+
+#
+# Note that in some cases UBI block is preferred. See MTD_UBI_BLOCK.
+#
 # CONFIG_FTL is not set
 # CONFIG_NFTL is not set
 # CONFIG_INFTL is not set
@@ -1322,6 +1342,7 @@ CONFIG_NET_VENDOR_HUAWEI=y
 CONFIG_NET_VENDOR_I825XX=y
 CONFIG_NET_VENDOR_INTEL=y
 CONFIG_NET_VENDOR_MICROSOFT=y
+# CONFIG_NET_VENDOR_LITEX is not set
 CONFIG_NET_VENDOR_MARVELL=y
 # CONFIG_MVMDIO is not set
 # CONFIG_PRESTERA is not set
@@ -1394,6 +1415,7 @@ CONFIG_FIXED_PHY=y
 # CONFIG_MARVELL_PHY is not set
 # CONFIG_MARVELL_10G_PHY is not set
 # CONFIG_MARVELL_88X2222_PHY is not set
+# CONFIG_MAXLINEAR_GPHY is not set
 # CONFIG_MEDIATEK_GE_PHY is not set
 # CONFIG_MICREL_PHY is not set
 # CONFIG_MICROCHIP_PHY is not set
@@ -1498,7 +1520,6 @@ CONFIG_WLAN_VENDOR_MICROCHIP=y
 # CONFIG_NET_FAILOVER is not set
 CONFIG_ISDN=y
 # CONFIG_MISDN is not set
-# CONFIG_NVM is not set
 
 #
 # Input device support
@@ -1576,9 +1597,8 @@ CONFIG_SERIAL_MCTRL_GPIO=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_XILLYBUS is not set
 # CONFIG_XILLYUSB is not set
-# end of Character devices
-
 # CONFIG_RANDOM_TRUST_BOOTLOADER is not set
+# end of Character devices
 
 #
 # I2C support
@@ -1621,6 +1641,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # Other I2C/SMBus bus drivers
 #
+# CONFIG_I2C_VIRTIO is not set
 # end of I2C Hardware Bus support
 
 # CONFIG_I2C_STUB is not set
@@ -1640,6 +1661,7 @@ CONFIG_I2C_HELPER_AUTO=y
 # PTP clock support
 #
 # CONFIG_PTP_1588_CLOCK is not set
+CONFIG_PTP_1588_CLOCK_OPTIONAL=y
 
 #
 # Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks.
@@ -1655,6 +1677,7 @@ CONFIG_GENERIC_PINCONF=y
 # CONFIG_DEBUG_PINCTRL is not set
 # CONFIG_PINCTRL_MCP23S08 is not set
 CONFIG_PINCTRL_SINGLE=y
+# CONFIG_PINCTRL_PISTACHIO is not set
 # CONFIG_PINCTRL_STMFX is not set
 # CONFIG_PINCTRL_INGENIC is not set
 # CONFIG_PINCTRL_OCELOT is not set
@@ -1831,6 +1854,7 @@ CONFIG_MFD_SYSCON=y
 # CONFIG_MFD_STMFX is not set
 # CONFIG_MFD_ATC260X_I2C is not set
 # CONFIG_MFD_QCOM_PM8008 is not set
+# CONFIG_MFD_RSMU_I2C is not set
 # end of Multifunction device drivers
 
 CONFIG_REGULATOR=y
@@ -1876,7 +1900,9 @@ CONFIG_REGULATOR_FIXED_VOLTAGE=y
 # CONFIG_REGULATOR_RT4801 is not set
 # CONFIG_REGULATOR_RT6160 is not set
 # CONFIG_REGULATOR_RT6245 is not set
+# CONFIG_REGULATOR_RTQ2134 is not set
 # CONFIG_REGULATOR_RTMV20 is not set
+# CONFIG_REGULATOR_RTQ6752 is not set
 # CONFIG_REGULATOR_SLG51000 is not set
 # CONFIG_REGULATOR_SY8106A is not set
 # CONFIG_REGULATOR_SY8824X is not set
@@ -2117,8 +2143,6 @@ CONFIG_RTC_LIB=y
 # DMABUF options
 #
 # CONFIG_SYNC_FILE is not set
-# CONFIG_DMABUF_MOVE_NOTIFY is not set
-# CONFIG_DMABUF_DEBUG is not set
 # CONFIG_DMABUF_HEAPS is not set
 # end of DMABUF options
 
@@ -2151,6 +2175,7 @@ CONFIG_STAGING=y
 # CONFIG_LTE_GDM724X is not set
 # CONFIG_GS_FPGABOOT is not set
 # CONFIG_UNISYSSPAR is not set
+# CONFIG_COMMON_CLK_XLNX_CLKWZRD is not set
 # CONFIG_XIL_AXIS_FIFO is not set
 # CONFIG_FIELDBUS_DEV is not set
 # CONFIG_MIPS_PLATFORM_DEVICES is not set
@@ -2193,12 +2218,14 @@ CONFIG_COMMON_CLK=y
 # CONFIG_INGENIC_TCU_CLK is not set
 # end of Ingenic SoCs drivers
 
+# CONFIG_COMMON_CLK_PISTACHIO is not set
 # CONFIG_XILINX_VCU is not set
 # CONFIG_HWSPINLOCK is not set
 
 #
 # Clock Source drivers
 #
+# CONFIG_CLKSRC_PISTACHIO is not set
 # CONFIG_INGENIC_TIMER is not set
 # CONFIG_INGENIC_SYSOST is not set
 # CONFIG_INGENIC_OST is not set
@@ -2284,12 +2311,14 @@ CONFIG_IRQ_MIPS_CPU=y
 CONFIG_ARCH_HAS_RESET_CONTROLLER=y
 CONFIG_RESET_CONTROLLER=y
 CONFIG_RESET_ATH79=y
+# CONFIG_RESET_PISTACHIO is not set
 # CONFIG_RESET_TI_SYSCON is not set
 
 #
 # PHY Subsystem
 #
 CONFIG_GENERIC_PHY=y
+# CONFIG_PHY_PISTACHIO_USB is not set
 # CONFIG_PHY_CAN_TRANSCEIVER is not set
 # CONFIG_BCM_KONA_USB2_PHY is not set
 # CONFIG_PHY_CADENCE_TORRENT is not set
@@ -2359,7 +2388,6 @@ CONFIG_FS_MBCACHE=y
 CONFIG_EXPORTFS=y
 # CONFIG_EXPORTFS_BLOCK_OPS is not set
 CONFIG_FILE_LOCKING=y
-# CONFIG_MANDATORY_FILE_LOCKING is not set
 # CONFIG_FS_ENCRYPTION is not set
 # CONFIG_FS_VERITY is not set
 CONFIG_FSNOTIFY=y
@@ -2400,6 +2428,7 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 # CONFIG_FAT_DEFAULT_UTF8 is not set
 # CONFIG_EXFAT_FS is not set
 # CONFIG_NTFS_FS is not set
+# CONFIG_NTFS3_FS is not set
 # end of DOS/FAT/EXFAT/NT Filesystems
 
 #
@@ -2472,6 +2501,7 @@ CONFIG_SUNRPC_BACKCHANNEL=y
 # CONFIG_SUNRPC_DEBUG is not set
 # CONFIG_CEPH_FS is not set
 # CONFIG_CIFS is not set
+# CONFIG_SMB_SERVER is not set
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
 CONFIG_NLS=y
@@ -2722,6 +2752,8 @@ CONFIG_BINARY_PRINTF=y
 CONFIG_LINEAR_RANGES=y
 # CONFIG_PACKING is not set
 CONFIG_BITREVERSE=y
+CONFIG_ARCH_HAS_STRNCPY_FROM_USER=y
+CONFIG_ARCH_HAS_STRNLEN_USER=y
 CONFIG_GENERIC_NET_UTILS=y
 CONFIG_GENERIC_FIND_FIRST_BIT=y
 # CONFIG_CORDIC is not set
@@ -2943,7 +2975,6 @@ CONFIG_RCU_CPU_STALL_TIMEOUT=21
 # end of RCU Debugging
 
 # CONFIG_DEBUG_WQ_FORCE_RR_CPU is not set
-# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
@@ -2995,7 +3026,6 @@ CONFIG_FTRACE_MCOUNT_USE_RECORDMCOUNT=y
 #
 # mips Debugging
 #
-CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_EARLY_PRINTK=y
 # CONFIG_CMDLINE_BOOL is not set
 # CONFIG_DEBUG_ZBOOT is not set
@@ -3015,7 +3045,6 @@ CONFIG_CC_HAS_SANCOV_TRACE_PC=y
 CONFIG_RUNTIME_TESTING_MENU=y
 # CONFIG_LKDTM is not set
 # CONFIG_TEST_MIN_HEAP is not set
-# CONFIG_TEST_SORT is not set
 # CONFIG_TEST_DIV64 is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_RBTREE_TEST is not set
diff --git a/configs/platform-mips/kernelconfig-ar9331 b/configs/platform-mips/kernelconfig-ar9331
index 8acc1a5..7ebca69 100644
--- a/configs/platform-mips/kernelconfig-ar9331
+++ b/configs/platform-mips/kernelconfig-ar9331
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/mips 5.14.0 Kernel Configuration
+# Linux/mips 5.15.0 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="mips-softfloat-linux-gnu-gcc (OSELAS.Toolchain-2020.08.0 10-20200822) 10.2.1 20200822"
 CONFIG_CC_IS_GCC=y
@@ -25,6 +25,7 @@ CONFIG_BUILDTIME_TABLE_SORT=y
 CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 # CONFIG_COMPILE_TEST is not set
+# CONFIG_WERROR is not set
 CONFIG_LOCALVERSION="-ar9331"
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_BUILD_SALT=""
@@ -135,6 +136,7 @@ CONFIG_IKCONFIG_PROC=y
 # CONFIG_IKHEADERS is not set
 CONFIG_LOG_BUF_SHIFT=17
 CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13
+# CONFIG_PRINTK_INDEX is not set
 CONFIG_GENERIC_SCHED_CLOCK=y
 
 #
@@ -181,7 +183,6 @@ CONFIG_MULTIUSER=y
 CONFIG_FHANDLE=y
 CONFIG_POSIX_TIMERS=y
 CONFIG_PRINTK=y
-CONFIG_PRINTK_NMI=y
 CONFIG_BUG=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
@@ -248,7 +249,6 @@ CONFIG_ATH79=y
 # CONFIG_MACH_LOONGSON32 is not set
 # CONFIG_MACH_LOONGSON2EF is not set
 # CONFIG_MACH_LOONGSON64 is not set
-# CONFIG_MACH_PISTACHIO is not set
 # CONFIG_MIPS_MALTA is not set
 # CONFIG_MACH_PIC32 is not set
 # CONFIG_MACH_VR41XX is not set
@@ -403,18 +403,6 @@ CONFIG_CPU_IDLE_GOV_TEO=y
 # end of CPU Idle
 # end of CPU Power Management
 
-#
-# Firmware Drivers
-#
-# CONFIG_FIRMWARE_MEMMAP is not set
-# CONFIG_GOOGLE_FIRMWARE is not set
-
-#
-# Tegra firmware driver
-#
-# end of Tegra firmware driver
-# end of Firmware Drivers
-
 CONFIG_HAVE_KVM=y
 # CONFIG_VIRTUALIZATION is not set
 CONFIG_MIPS_LD_CAN_LINK_VDSO=y
@@ -429,6 +417,7 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_NMI=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_DMA_CONTIGUOUS=y
 CONFIG_GENERIC_SMP_IDLE_THREAD=y
@@ -498,12 +487,9 @@ CONFIG_MODPROBE_PATH="/sbin/modprobe"
 # CONFIG_TRIM_UNUSED_KSYMS is not set
 CONFIG_MODULES_TREE_LOOKUP=y
 CONFIG_BLOCK=y
-CONFIG_BLK_SCSI_REQUEST=y
-CONFIG_BLK_DEV_BSG=y
 # CONFIG_BLK_DEV_BSGLIB is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 # CONFIG_BLK_DEV_ZONED is not set
-# CONFIG_BLK_CMDLINE_PARSER is not set
 # CONFIG_BLK_WBT is not set
 CONFIG_BLK_DEBUG_FS=y
 # CONFIG_BLK_SED_OPAL is not set
@@ -564,6 +550,12 @@ CONFIG_NEED_PER_CPU_KM=y
 # CONFIG_IDLE_PAGE_TRACKING is not set
 # CONFIG_PERCPU_STATS is not set
 # CONFIG_GUP_TEST is not set
+
+#
+# Data Access Monitoring
+#
+# CONFIG_DAMON is not set
+# end of Data Access Monitoring
 # end of Memory Management options
 
 CONFIG_NET=y
@@ -576,6 +568,7 @@ CONFIG_PACKET=y
 # CONFIG_PACKET_DIAG is not set
 CONFIG_UNIX=y
 CONFIG_UNIX_SCM=y
+CONFIG_AF_UNIX_OOB=y
 # CONFIG_UNIX_DIAG is not set
 # CONFIG_TLS is not set
 # CONFIG_XFRM_USER is not set
@@ -648,6 +641,7 @@ CONFIG_IPV6_MROUTE=y
 # CONFIG_IPV6_SEG6_LWTUNNEL is not set
 # CONFIG_IPV6_SEG6_HMAC is not set
 # CONFIG_IPV6_RPL_LWTUNNEL is not set
+# CONFIG_IPV6_IOAM6_LWTUNNEL is not set
 # CONFIG_MPTCP is not set
 # CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETWORK_PHY_TIMESTAMPING is not set
@@ -860,6 +854,8 @@ CONFIG_NET_DSA_TAG_AR9331=y
 # CONFIG_NET_DSA_TAG_MTK is not set
 # CONFIG_NET_DSA_TAG_KSZ is not set
 # CONFIG_NET_DSA_TAG_RTL4_A is not set
+# CONFIG_NET_DSA_TAG_OCELOT is not set
+# CONFIG_NET_DSA_TAG_OCELOT_8021Q is not set
 # CONFIG_NET_DSA_TAG_QCA is not set
 # CONFIG_NET_DSA_TAG_LAN9303 is not set
 # CONFIG_NET_DSA_TAG_SJA1105 is not set
@@ -973,6 +969,7 @@ CONFIG_BQL=y
 # CONFIG_BT is not set
 # CONFIG_AF_RXRPC is not set
 # CONFIG_AF_KCM is not set
+# CONFIG_MCTP is not set
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
@@ -1038,11 +1035,29 @@ CONFIG_REGMAP_MMIO=y
 #
 # CONFIG_BRCMSTB_GISB_ARB is not set
 # CONFIG_MIPS_CDMM is not set
-# CONFIG_SIMPLE_PM_BUS is not set
 # CONFIG_MHI_BUS is not set
 # end of Bus devices
 
 # CONFIG_CONNECTOR is not set
+
+#
+# Firmware Drivers
+#
+
+#
+# ARM System Control and Management Interface Protocol
+#
+# end of ARM System Control and Management Interface Protocol
+
+# CONFIG_FIRMWARE_MEMMAP is not set
+# CONFIG_GOOGLE_FIRMWARE is not set
+
+#
+# Tegra firmware driver
+#
+# end of Tegra firmware driver
+# end of Firmware Drivers
+
 # CONFIG_GNSS is not set
 CONFIG_MTD=y
 # CONFIG_MTD_TESTS is not set
@@ -1305,6 +1320,7 @@ CONFIG_NET_VENDOR_HUAWEI=y
 CONFIG_NET_VENDOR_I825XX=y
 CONFIG_NET_VENDOR_INTEL=y
 CONFIG_NET_VENDOR_MICROSOFT=y
+# CONFIG_NET_VENDOR_LITEX is not set
 CONFIG_NET_VENDOR_MARVELL=y
 # CONFIG_MVMDIO is not set
 # CONFIG_PRESTERA is not set
@@ -1377,6 +1393,7 @@ CONFIG_FIXED_PHY=y
 # CONFIG_MARVELL_PHY is not set
 # CONFIG_MARVELL_10G_PHY is not set
 # CONFIG_MARVELL_88X2222_PHY is not set
+# CONFIG_MAXLINEAR_GPHY is not set
 # CONFIG_MEDIATEK_GE_PHY is not set
 # CONFIG_MICREL_PHY is not set
 # CONFIG_MICROCHIP_PHY is not set
@@ -1481,7 +1498,6 @@ CONFIG_WLAN_VENDOR_MICROCHIP=y
 # CONFIG_NET_FAILOVER is not set
 CONFIG_ISDN=y
 # CONFIG_MISDN is not set
-# CONFIG_NVM is not set
 
 #
 # Input device support
@@ -1559,9 +1575,8 @@ CONFIG_SERIAL_MCTRL_GPIO=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_XILLYBUS is not set
 # CONFIG_XILLYUSB is not set
-# end of Character devices
-
 # CONFIG_RANDOM_TRUST_BOOTLOADER is not set
+# end of Character devices
 
 #
 # I2C support
@@ -1604,6 +1619,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # Other I2C/SMBus bus drivers
 #
+# CONFIG_I2C_VIRTIO is not set
 # end of I2C Hardware Bus support
 
 # CONFIG_I2C_STUB is not set
@@ -1623,6 +1639,7 @@ CONFIG_I2C_HELPER_AUTO=y
 # PTP clock support
 #
 # CONFIG_PTP_1588_CLOCK is not set
+CONFIG_PTP_1588_CLOCK_OPTIONAL=y
 
 #
 # Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks.
@@ -1638,6 +1655,7 @@ CONFIG_GENERIC_PINCONF=y
 # CONFIG_DEBUG_PINCTRL is not set
 # CONFIG_PINCTRL_MCP23S08 is not set
 CONFIG_PINCTRL_SINGLE=y
+# CONFIG_PINCTRL_PISTACHIO is not set
 # CONFIG_PINCTRL_STMFX is not set
 # CONFIG_PINCTRL_INGENIC is not set
 # CONFIG_PINCTRL_OCELOT is not set
@@ -1814,6 +1832,7 @@ CONFIG_MFD_SYSCON=y
 # CONFIG_MFD_STMFX is not set
 # CONFIG_MFD_ATC260X_I2C is not set
 # CONFIG_MFD_QCOM_PM8008 is not set
+# CONFIG_MFD_RSMU_I2C is not set
 # end of Multifunction device drivers
 
 CONFIG_REGULATOR=y
@@ -1859,7 +1878,9 @@ CONFIG_REGULATOR_FIXED_VOLTAGE=y
 # CONFIG_REGULATOR_RT4801 is not set
 # CONFIG_REGULATOR_RT6160 is not set
 # CONFIG_REGULATOR_RT6245 is not set
+# CONFIG_REGULATOR_RTQ2134 is not set
 # CONFIG_REGULATOR_RTMV20 is not set
+# CONFIG_REGULATOR_RTQ6752 is not set
 # CONFIG_REGULATOR_SLG51000 is not set
 # CONFIG_REGULATOR_SY8106A is not set
 # CONFIG_REGULATOR_SY8824X is not set
@@ -2100,8 +2121,6 @@ CONFIG_RTC_LIB=y
 # DMABUF options
 #
 # CONFIG_SYNC_FILE is not set
-# CONFIG_DMABUF_MOVE_NOTIFY is not set
-# CONFIG_DMABUF_DEBUG is not set
 # CONFIG_DMABUF_HEAPS is not set
 # end of DMABUF options
 
@@ -2134,6 +2153,7 @@ CONFIG_STAGING=y
 # CONFIG_LTE_GDM724X is not set
 # CONFIG_GS_FPGABOOT is not set
 # CONFIG_UNISYSSPAR is not set
+# CONFIG_COMMON_CLK_XLNX_CLKWZRD is not set
 # CONFIG_XIL_AXIS_FIFO is not set
 # CONFIG_FIELDBUS_DEV is not set
 # CONFIG_MIPS_PLATFORM_DEVICES is not set
@@ -2176,12 +2196,14 @@ CONFIG_COMMON_CLK=y
 # CONFIG_INGENIC_TCU_CLK is not set
 # end of Ingenic SoCs drivers
 
+# CONFIG_COMMON_CLK_PISTACHIO is not set
 # CONFIG_XILINX_VCU is not set
 # CONFIG_HWSPINLOCK is not set
 
 #
 # Clock Source drivers
 #
+# CONFIG_CLKSRC_PISTACHIO is not set
 # CONFIG_INGENIC_TIMER is not set
 # CONFIG_INGENIC_SYSOST is not set
 # CONFIG_INGENIC_OST is not set
@@ -2267,12 +2289,14 @@ CONFIG_IRQ_MIPS_CPU=y
 CONFIG_ARCH_HAS_RESET_CONTROLLER=y
 CONFIG_RESET_CONTROLLER=y
 CONFIG_RESET_ATH79=y
+# CONFIG_RESET_PISTACHIO is not set
 # CONFIG_RESET_TI_SYSCON is not set
 
 #
 # PHY Subsystem
 #
 CONFIG_GENERIC_PHY=y
+# CONFIG_PHY_PISTACHIO_USB is not set
 CONFIG_PHY_CAN_TRANSCEIVER=y
 # CONFIG_BCM_KONA_USB2_PHY is not set
 # CONFIG_PHY_CADENCE_TORRENT is not set
@@ -2342,7 +2366,6 @@ CONFIG_FS_MBCACHE=y
 CONFIG_EXPORTFS=y
 # CONFIG_EXPORTFS_BLOCK_OPS is not set
 CONFIG_FILE_LOCKING=y
-# CONFIG_MANDATORY_FILE_LOCKING is not set
 # CONFIG_FS_ENCRYPTION is not set
 # CONFIG_FS_VERITY is not set
 CONFIG_FSNOTIFY=y
@@ -2383,6 +2406,7 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 # CONFIG_FAT_DEFAULT_UTF8 is not set
 # CONFIG_EXFAT_FS is not set
 # CONFIG_NTFS_FS is not set
+# CONFIG_NTFS3_FS is not set
 # end of DOS/FAT/EXFAT/NT Filesystems
 
 #
@@ -2455,6 +2479,7 @@ CONFIG_SUNRPC_BACKCHANNEL=y
 # CONFIG_SUNRPC_DEBUG is not set
 # CONFIG_CEPH_FS is not set
 # CONFIG_CIFS is not set
+# CONFIG_SMB_SERVER is not set
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
 CONFIG_NLS=y
@@ -2705,6 +2730,8 @@ CONFIG_BINARY_PRINTF=y
 CONFIG_LINEAR_RANGES=y
 # CONFIG_PACKING is not set
 CONFIG_BITREVERSE=y
+CONFIG_ARCH_HAS_STRNCPY_FROM_USER=y
+CONFIG_ARCH_HAS_STRNLEN_USER=y
 CONFIG_GENERIC_NET_UTILS=y
 CONFIG_GENERIC_FIND_FIRST_BIT=y
 # CONFIG_CORDIC is not set
@@ -2926,7 +2953,6 @@ CONFIG_RCU_CPU_STALL_TIMEOUT=21
 # end of RCU Debugging
 
 # CONFIG_DEBUG_WQ_FORCE_RR_CPU is not set
-# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
@@ -2978,7 +3004,6 @@ CONFIG_FTRACE_MCOUNT_USE_RECORDMCOUNT=y
 #
 # mips Debugging
 #
-CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_EARLY_PRINTK=y
 # CONFIG_CMDLINE_BOOL is not set
 # CONFIG_DEBUG_ZBOOT is not set
@@ -2998,7 +3023,6 @@ CONFIG_CC_HAS_SANCOV_TRACE_PC=y
 CONFIG_RUNTIME_TESTING_MENU=y
 # CONFIG_LKDTM is not set
 # CONFIG_TEST_MIN_HEAP is not set
-# CONFIG_TEST_SORT is not set
 # CONFIG_TEST_DIV64 is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_RBTREE_TEST is not set
diff --git a/configs/platform-mips/kernelconfig-ar9331.diff b/configs/platform-mips/kernelconfig-ar9331.diff
index 2a6b97c..9839c7f 100644
--- a/configs/platform-mips/kernelconfig-ar9331.diff
+++ b/configs/platform-mips/kernelconfig-ar9331.diff
@@ -1,11 +1,9 @@
-50b8cc1645dcb5b3264208c9b7991796
+895b0f9fc3692ce4cf696e85b1e2d3c8
 # CONFIG_ACORN_PARTITION is undefined
 # CONFIG_AIX_PARTITION is undefined
 # CONFIG_AMIGA_PARTITION is undefined
 # CONFIG_ATARI_PARTITION is undefined
 CONFIG_BLK_DEBUG_FS=y
-CONFIG_BLK_DEV_BSG=y
-CONFIG_BLK_SCSI_REQUEST=y
 # CONFIG_BSD_DISKLABEL is undefined
 # CONFIG_CMDLINE_PARTITION is undefined
 # CONFIG_GCC_PLUGINS is undefined
diff --git a/configs/platform-mips/kernelconfig-malta b/configs/platform-mips/kernelconfig-malta
index 80a06bf..cd3ce5d 100644
--- a/configs/platform-mips/kernelconfig-malta
+++ b/configs/platform-mips/kernelconfig-malta
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/mips 5.14.0 Kernel Configuration
+# Linux/mips 5.15.0 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="mips-softfloat-linux-gnu-gcc (OSELAS.Toolchain-2020.08.0 10-20200822) 10.2.1 20200822"
 CONFIG_CC_IS_GCC=y
@@ -24,6 +24,7 @@ CONFIG_BUILDTIME_TABLE_SORT=y
 #
 CONFIG_INIT_ENV_ARG_LIMIT=32
 # CONFIG_COMPILE_TEST is not set
+# CONFIG_WERROR is not set
 CONFIG_LOCALVERSION="-malta"
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_BUILD_SALT=""
@@ -135,6 +136,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=15
 CONFIG_LOG_CPU_MAX_BUF_SHIFT=12
 CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13
+# CONFIG_PRINTK_INDEX is not set
 CONFIG_GENERIC_SCHED_CLOCK=y
 
 #
@@ -183,7 +185,6 @@ CONFIG_SYSFS_SYSCALL=y
 CONFIG_FHANDLE=y
 CONFIG_POSIX_TIMERS=y
 CONFIG_PRINTK=y
-CONFIG_PRINTK_NMI=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
 CONFIG_PCSPKR_PLATFORM=y
@@ -253,7 +254,6 @@ CONFIG_MIPS=y
 # CONFIG_MACH_LOONGSON32 is not set
 # CONFIG_MACH_LOONGSON2EF is not set
 # CONFIG_MACH_LOONGSON64 is not set
-# CONFIG_MACH_PISTACHIO is not set
 CONFIG_MIPS_MALTA=y
 # CONFIG_MACH_PIC32 is not set
 # CONFIG_MACH_VR41XX is not set
@@ -472,18 +472,6 @@ CONFIG_CPU_IDLE_GOV_TEO=y
 # end of CPU Idle
 # end of CPU Power Management
 
-#
-# Firmware Drivers
-#
-# CONFIG_FIRMWARE_MEMMAP is not set
-# CONFIG_GOOGLE_FIRMWARE is not set
-
-#
-# Tegra firmware driver
-#
-# end of Tegra firmware driver
-# end of Firmware Drivers
-
 CONFIG_HAVE_KVM=y
 # CONFIG_VIRTUALIZATION is not set
 CONFIG_MIPS_LD_CAN_LINK_VDSO=y
@@ -499,6 +487,7 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_NMI=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_DMA_CONTIGUOUS=y
 CONFIG_GENERIC_SMP_IDLE_THREAD=y
@@ -568,12 +557,10 @@ CONFIG_MODPROBE_PATH="/sbin/modprobe"
 # CONFIG_TRIM_UNUSED_KSYMS is not set
 CONFIG_MODULES_TREE_LOOKUP=y
 CONFIG_BLOCK=y
-CONFIG_BLK_SCSI_REQUEST=y
-CONFIG_BLK_DEV_BSG=y
+CONFIG_BLK_DEV_BSG_COMMON=y
 CONFIG_BLK_DEV_BSGLIB=y
 # CONFIG_BLK_DEV_INTEGRITY is not set
 # CONFIG_BLK_DEV_ZONED is not set
-# CONFIG_BLK_CMDLINE_PARSER is not set
 # CONFIG_BLK_WBT is not set
 CONFIG_BLK_DEBUG_FS=y
 # CONFIG_BLK_SED_OPAL is not set
@@ -589,6 +576,7 @@ CONFIG_EFI_PARTITION=y
 
 CONFIG_BLK_MQ_PCI=y
 CONFIG_BLK_PM=y
+CONFIG_BLOCK_HOLDER_DEPRECATED=y
 
 #
 # IO Schedulers
@@ -639,6 +627,12 @@ CONFIG_DEFAULT_MMAP_MIN_ADDR=65536
 CONFIG_ZONE_DMA=y
 # CONFIG_PERCPU_STATS is not set
 # CONFIG_GUP_TEST is not set
+
+#
+# Data Access Monitoring
+#
+# CONFIG_DAMON is not set
+# end of Data Access Monitoring
 # end of Memory Management options
 
 CONFIG_NET=y
@@ -654,6 +648,7 @@ CONFIG_PACKET=y
 # CONFIG_PACKET_DIAG is not set
 CONFIG_UNIX=y
 CONFIG_UNIX_SCM=y
+CONFIG_AF_UNIX_OOB=y
 # CONFIG_UNIX_DIAG is not set
 # CONFIG_TLS is not set
 CONFIG_XFRM=y
@@ -735,6 +730,7 @@ CONFIG_IPV6_PIMSM_V2=y
 # CONFIG_IPV6_SEG6_LWTUNNEL is not set
 # CONFIG_IPV6_SEG6_HMAC is not set
 # CONFIG_IPV6_RPL_LWTUNNEL is not set
+# CONFIG_IPV6_IOAM6_LWTUNNEL is not set
 # CONFIG_MPTCP is not set
 CONFIG_NETWORK_SECMARK=y
 # CONFIG_NETWORK_PHY_TIMESTAMPING is not set
@@ -1154,6 +1150,7 @@ CONFIG_NET_FLOW_LIMIT=y
 # CONFIG_BT is not set
 # CONFIG_AF_RXRPC is not set
 # CONFIG_AF_KCM is not set
+# CONFIG_MCTP is not set
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 CONFIG_WIRELESS_EXT=y
@@ -1288,11 +1285,29 @@ CONFIG_REGMAP_MMIO=y
 #
 # CONFIG_BRCMSTB_GISB_ARB is not set
 # CONFIG_MIPS_CDMM is not set
-# CONFIG_SIMPLE_PM_BUS is not set
 # CONFIG_MHI_BUS is not set
 # end of Bus devices
 
 # CONFIG_CONNECTOR is not set
+
+#
+# Firmware Drivers
+#
+
+#
+# ARM System Control and Management Interface Protocol
+#
+# end of ARM System Control and Management Interface Protocol
+
+# CONFIG_FIRMWARE_MEMMAP is not set
+# CONFIG_GOOGLE_FIRMWARE is not set
+
+#
+# Tegra firmware driver
+#
+# end of Tegra firmware driver
+# end of Firmware Drivers
+
 # CONFIG_GNSS is not set
 CONFIG_MTD=y
 # CONFIG_MTD_TESTS is not set
@@ -1311,6 +1326,10 @@ CONFIG_MTD_OF_PARTS=y
 #
 CONFIG_MTD_BLKDEVS=y
 CONFIG_MTD_BLOCK=y
+
+#
+# Note that in some cases UBI block is preferred. See MTD_UBI_BLOCK.
+#
 # CONFIG_FTL is not set
 # CONFIG_NFTL is not set
 # CONFIG_INFTL is not set
@@ -1491,6 +1510,7 @@ CONFIG_BLK_DEV_CRYPTOLOOP=m
 #
 CONFIG_SCSI_MOD=y
 CONFIG_RAID_ATTRS=m
+CONFIG_SCSI_COMMON=y
 CONFIG_SCSI=y
 CONFIG_SCSI_DMA=y
 CONFIG_SCSI_NETLINK=y
@@ -1503,6 +1523,7 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_CHR_DEV_ST is not set
 # CONFIG_BLK_DEV_SR is not set
 CONFIG_CHR_DEV_SG=m
+CONFIG_BLK_DEV_BSG=y
 # CONFIG_CHR_DEV_SCH is not set
 CONFIG_SCSI_CONSTANTS=y
 CONFIG_SCSI_LOGGING=y
@@ -1826,6 +1847,7 @@ CONFIG_NET_VENDOR_INTEL=y
 # CONFIG_IGC is not set
 CONFIG_NET_VENDOR_MICROSOFT=y
 # CONFIG_JME is not set
+# CONFIG_NET_VENDOR_LITEX is not set
 CONFIG_NET_VENDOR_MARVELL=y
 # CONFIG_MVMDIO is not set
 # CONFIG_SKGE is not set
@@ -1948,6 +1970,7 @@ CONFIG_LXT_PHY=m
 CONFIG_MARVELL_PHY=m
 # CONFIG_MARVELL_10G_PHY is not set
 # CONFIG_MARVELL_88X2222_PHY is not set
+# CONFIG_MAXLINEAR_GPHY is not set
 # CONFIG_MEDIATEK_GE_PHY is not set
 # CONFIG_MICREL_PHY is not set
 # CONFIG_MICROCHIP_PHY is not set
@@ -2026,7 +2049,6 @@ CONFIG_HOSTAP_FIRMWARE=y
 CONFIG_HOSTAP_FIRMWARE_NVRAM=y
 CONFIG_HOSTAP_PLX=m
 CONFIG_HOSTAP_PCI=m
-CONFIG_PRISM54=m
 CONFIG_WLAN_VENDOR_MARVELL=y
 CONFIG_WLAN_VENDOR_MEDIATEK=y
 CONFIG_WLAN_VENDOR_MICROCHIP=y
@@ -2049,7 +2071,6 @@ CONFIG_WLAN_VENDOR_QUANTENNA=y
 # CONFIG_NETDEVSIM is not set
 # CONFIG_NET_FAILOVER is not set
 # CONFIG_ISDN is not set
-# CONFIG_NVM is not set
 
 #
 # Input device support
@@ -2213,9 +2234,8 @@ CONFIG_DEVPORT=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_XILLYBUS is not set
 # CONFIG_XILLYUSB is not set
-# end of Character devices
-
 # CONFIG_RANDOM_TRUST_BOOTLOADER is not set
+# end of Character devices
 
 #
 # I2C support
@@ -2277,6 +2297,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # Other I2C/SMBus bus drivers
 #
+# CONFIG_I2C_VIRTIO is not set
 # end of I2C Hardware Bus support
 
 # CONFIG_I2C_STUB is not set
@@ -2296,6 +2317,7 @@ CONFIG_I2C_HELPER_AUTO=y
 # PTP clock support
 #
 # CONFIG_PTP_1588_CLOCK is not set
+CONFIG_PTP_1588_CLOCK_OPTIONAL=y
 
 #
 # Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks.
@@ -2390,6 +2412,7 @@ CONFIG_MFD_SYSCON=y
 # CONFIG_MFD_STMFX is not set
 # CONFIG_MFD_ATC260X_I2C is not set
 # CONFIG_MFD_QCOM_PM8008 is not set
+# CONFIG_MFD_RSMU_I2C is not set
 # end of Multifunction device drivers
 
 # CONFIG_REGULATOR is not set
@@ -2811,8 +2834,6 @@ CONFIG_RTC_DRV_CMOS=y
 # DMABUF options
 #
 # CONFIG_SYNC_FILE is not set
-# CONFIG_DMABUF_MOVE_NOTIFY is not set
-# CONFIG_DMABUF_DEBUG is not set
 # CONFIG_DMABUF_HEAPS is not set
 # end of DMABUF options
 
@@ -2883,6 +2904,7 @@ CONFIG_COMMON_CLK=y
 # CONFIG_INGENIC_TCU_CLK is not set
 # end of Ingenic SoCs drivers
 
+# CONFIG_COMMON_CLK_PISTACHIO is not set
 # CONFIG_XILINX_VCU is not set
 # CONFIG_HWSPINLOCK is not set
 
@@ -2895,6 +2917,7 @@ CONFIG_CLKSRC_I8253=y
 CONFIG_CLKEVT_I8253=y
 CONFIG_I8253_LOCK=y
 CONFIG_CLKBLD_I8253=y
+# CONFIG_CLKSRC_PISTACHIO is not set
 CONFIG_CLKSRC_MIPS_GIC=y
 # CONFIG_INGENIC_TIMER is not set
 # CONFIG_INGENIC_SYSOST is not set
@@ -2995,6 +3018,7 @@ CONFIG_MIPS_GIC=y
 # PHY Subsystem
 #
 CONFIG_GENERIC_PHY=y
+# CONFIG_PHY_PISTACHIO_USB is not set
 CONFIG_PHY_CAN_TRANSCEIVER=y
 # CONFIG_BCM_KONA_USB2_PHY is not set
 # CONFIG_PHY_CADENCE_TORRENT is not set
@@ -3065,7 +3089,6 @@ CONFIG_FS_POSIX_ACL=y
 CONFIG_EXPORTFS=y
 # CONFIG_EXPORTFS_BLOCK_OPS is not set
 CONFIG_FILE_LOCKING=y
-CONFIG_MANDATORY_FILE_LOCKING=y
 # CONFIG_FS_ENCRYPTION is not set
 # CONFIG_FS_VERITY is not set
 CONFIG_FSNOTIFY=y
@@ -3104,6 +3127,7 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 # CONFIG_FAT_DEFAULT_UTF8 is not set
 # CONFIG_EXFAT_FS is not set
 # CONFIG_NTFS_FS is not set
+# CONFIG_NTFS3_FS is not set
 # end of DOS/FAT/EXFAT/NT Filesystems
 
 #
@@ -3144,6 +3168,7 @@ CONFIG_SUNRPC=y
 # CONFIG_SUNRPC_DEBUG is not set
 # CONFIG_CEPH_FS is not set
 # CONFIG_CIFS is not set
+# CONFIG_SMB_SERVER is not set
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
 CONFIG_NLS=y
@@ -3436,6 +3461,8 @@ CONFIG_RAID6_PQ=m
 CONFIG_RAID6_PQ_BENCHMARK=y
 # CONFIG_PACKING is not set
 CONFIG_BITREVERSE=y
+CONFIG_ARCH_HAS_STRNCPY_FROM_USER=y
+CONFIG_ARCH_HAS_STRNLEN_USER=y
 CONFIG_GENERIC_NET_UTILS=y
 CONFIG_GENERIC_FIND_FIRST_BIT=y
 # CONFIG_CORDIC is not set
@@ -3663,7 +3690,6 @@ CONFIG_RCU_TRACE=y
 # end of RCU Debugging
 
 # CONFIG_DEBUG_WQ_FORCE_RR_CPU is not set
-# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
@@ -3715,7 +3741,6 @@ CONFIG_FTRACE_MCOUNT_USE_RECORDMCOUNT=y
 #
 # mips Debugging
 #
-CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_CMDLINE_BOOL is not set
 # CONFIG_DEBUG_ZBOOT is not set
 # CONFIG_SPINLOCK_TEST is not set
@@ -3734,7 +3759,6 @@ CONFIG_CC_HAS_SANCOV_TRACE_PC=y
 CONFIG_RUNTIME_TESTING_MENU=y
 # CONFIG_LKDTM is not set
 # CONFIG_TEST_MIN_HEAP is not set
-# CONFIG_TEST_SORT is not set
 # CONFIG_TEST_DIV64 is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_RBTREE_TEST is not set
diff --git a/configs/platform-mips/kernelconfig-malta.diff b/configs/platform-mips/kernelconfig-malta.diff
index eef0cc5..9ecc034 100644
--- a/configs/platform-mips/kernelconfig-malta.diff
+++ b/configs/platform-mips/kernelconfig-malta.diff
@@ -1,4 +1,4 @@
-50b8cc1645dcb5b3264208c9b7991796
+895b0f9fc3692ce4cf696e85b1e2d3c8
 # CONFIG_8139CP is not set
 # CONFIG_8139TOO is not set
 # CONFIG_ACENIC is not set
@@ -90,6 +90,7 @@ CONFIG_BLK_DEBUG_FS=y
 CONFIG_BLK_DEV_3W_XXXX_RAID=m
 CONFIG_BLK_DEV_BSG=y
 CONFIG_BLK_DEV_BSGLIB=y
+CONFIG_BLK_DEV_BSG_COMMON=y
 CONFIG_BLK_DEV_CRYPTOLOOP=m
 CONFIG_BLK_DEV_DM=m
 CONFIG_BLK_DEV_DM_BUILTIN=y
@@ -104,7 +105,7 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_BLK_DEV_SR is not set
 # CONFIG_BLK_DEV_SX8 is not set
 CONFIG_BLK_MQ_PCI=y
-CONFIG_BLK_SCSI_REQUEST=y
+CONFIG_BLOCK_HOLDER_DEPRECATED=y
 # CONFIG_BNA is not set
 # CONFIG_BNX2 is not set
 # CONFIG_BNX2X is not set
@@ -163,6 +164,7 @@ CONFIG_CLOCKSOURCE_WATCHDOG=y
 CONFIG_CLZ_TAB=y
 # CONFIG_CMDLINE_PARTITION is undefined
 # CONFIG_CNIC is not set
+# CONFIG_COMMON_CLK_XLNX_CLKWZRD is undefined
 CONFIG_COREDUMP=y
 CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y
 # CONFIG_CPUSETS is not set
@@ -776,7 +778,6 @@ CONFIG_MACVLAN=m
 # CONFIG_MAC_PARTITION is undefined
 CONFIG_MAGIC_SYSRQ_SERIAL=y
 CONFIG_MAGIC_SYSRQ_SERIAL_SEQUENCE=""
-CONFIG_MANDATORY_FILE_LOCKING=y
 CONFIG_MARVELL_PHY=m
 # CONFIG_MAX63XX_WATCHDOG is undefined
 CONFIG_MD=y
@@ -1007,6 +1008,8 @@ CONFIG_NET_CLS_U32=m
 # CONFIG_NET_DSA_TAG_KSZ is undefined
 # CONFIG_NET_DSA_TAG_LAN9303 is undefined
 # CONFIG_NET_DSA_TAG_MTK is undefined
+# CONFIG_NET_DSA_TAG_OCELOT is undefined
+# CONFIG_NET_DSA_TAG_OCELOT_8021Q is undefined
 # CONFIG_NET_DSA_TAG_QCA is undefined
 # CONFIG_NET_DSA_TAG_RTL4_A is undefined
 # CONFIG_NET_DSA_TAG_SJA1105 is undefined
@@ -1259,6 +1262,7 @@ CONFIG_PHY_CAN_TRANSCEIVER=y
 # CONFIG_PINCTRL_MCP23S08 is undefined
 # CONFIG_PINCTRL_MICROCHIP_SGPIO is undefined
 # CONFIG_PINCTRL_OCELOT is undefined
+# CONFIG_PINCTRL_PISTACHIO is undefined
 # CONFIG_PINCTRL_SINGLE is undefined
 # CONFIG_PINCTRL_STMFX is undefined
 # CONFIG_PINMUX is undefined
@@ -1282,7 +1286,6 @@ CONFIG_POWER_RESET_SYSCON=y
 # CONFIG_PPP_MULTILINK is undefined
 # CONFIG_PPP_SYNC_TTY is undefined
 # CONFIG_PRESTERA is undefined
-CONFIG_PRISM54=m
 CONFIG_PROC_KCORE=y
 CONFIG_PROC_PAGE_MONITOR=y
 # CONFIG_PSTORE is undefined
@@ -1351,6 +1354,8 @@ CONFIG_REALTEK_PHY=m
 # CONFIG_REGULATOR_RT6160 is undefined
 # CONFIG_REGULATOR_RT6245 is undefined
 # CONFIG_REGULATOR_RTMV20 is undefined
+# CONFIG_REGULATOR_RTQ2134 is undefined
+# CONFIG_REGULATOR_RTQ6752 is undefined
 # CONFIG_REGULATOR_SLG51000 is undefined
 # CONFIG_REGULATOR_SY8106A is undefined
 # CONFIG_REGULATOR_SY8824X is undefined
@@ -1367,6 +1372,7 @@ CONFIG_RELAY=y
 # CONFIG_RELOCATABLE is not set
 # CONFIG_RESET_ATH79 is undefined
 # CONFIG_RESET_CONTROLLER is not set
+# CONFIG_RESET_PISTACHIO is undefined
 # CONFIG_RESET_TI_SYSCON is undefined
 CONFIG_RFKILL=m
 # CONFIG_RFKILL_GPIO is undefined
@@ -1483,6 +1489,7 @@ CONFIG_SCSI_AIC7XXX=m
 # CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_SCSI_BUSLOGIC is not set
 # CONFIG_SCSI_CHELSIO_FCOE is not set
+CONFIG_SCSI_COMMON=y
 CONFIG_SCSI_CONSTANTS=y
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_CXGB4_ISCSI is not set
diff --git a/configs/platform-mips/platformconfig b/configs/platform-mips/platformconfig
index 76a81ef..a488ba0 100644
--- a/configs/platform-mips/platformconfig
+++ b/configs/platform-mips/platformconfig
@@ -109,8 +109,8 @@ PTXCONF_TARGET_EXTRA_LDFLAGS=""
 # end of architecture                  
 
 PTXCONF_KERNEL=y
-PTXCONF_KERNEL_VERSION="5.14"
-PTXCONF_KERNEL_MD5="a082ef5748b813abca0649dab8be5f52"
+PTXCONF_KERNEL_VERSION="5.15"
+PTXCONF_KERNEL_MD5="071d49ff4e020d58c04f9f3f76d3b594"
 PTXCONF_KERNEL_LZOP=y
 PTXCONF_HOST_DTC=y
 PTXCONF_HOST_DTC_VERSION="1.6.0"