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* [#5983](https://github.com/apache/incubator-nuttx/pull/#5983) arch/risc-v: Remove the unnecessary inclusion of board header files
* [##5749](https://github.com/apache/incubator-nuttx/pull/#)#5749) risc-v/mpfs: usb: fix ep0 stall/resume and rx reads
* [##5752](https://github.com/apache/incubator-nuttx/pull/#) 5752) arch: cxd56xx: Fix critical section in serial transmission
* [##5754](https://github.com/apache/incubator-nuttx/pull/#)#5754) arch/risc-v: Correct stack coloration in riscv_cpu_boot
* [##5758](https://github.com/apache/incubator-nuttx/pull/#) #5758) RISC-V: Prepare CONFIG_BUILD_KERNEL part 1
* [#5988#5760](https://github.com/apache/incubator-nuttx/pull/#5988) arch/sim: support simulator keyboard devices#5760) ESP32-S3: Fix UART IRQ setup hardcoded to CPU 0
* [#6043#5761](https://github.com/apache/incubator-nuttx/pull/#6043#5761) sim: bt: Add specific bluetooth HCI number id
Driver Support
Bug Fixes
arch/arm: Remove the code copy register from xcpt to stack
* [#5765 * [#6068](https://github.com/apache/incubator-nuttx/pull/#6068) driver/mmcsdio: do not hold the semaphore on interrupt context#5765) esp32 efuse build fix
* [#5766](https:// * [#6019](https://github.com/apache/incubator-nuttx/pull/#6019#5766) powerarch/governor: Remove the duplicated function prototyperisc-v: Rework riscv_get_newintctx
* [#6021#5771](https://github.com/apache/incubator-nuttx/pull/#6021#5771) Test/wm8904balancearch/xtensa: Don't always reset the APP CPU on startup
* [#6018#5772](https://github.com/apache/incubator-nuttx/pull/#6018) Increase audio_comp driver flexibility#5772) arch/Kconfig: Don't depend on Xtensa for the SUPPRESS_CLOCK_CONFIG option
* [##5773](https://github.com/apache/incubator-nuttx/pull/#) 5773) risc-v/esp32c3: Remove deprecated option for disabling atomics support
* [##5774](https://github.com/apache/incubator-nuttx/pull/#) #5774) arch/arm: set the SP to stack top
* [##5775](https://github.com/apache/incubator-nuttx/pull/#) 5775) arch/risc-v: Merge riscv_getnewintctx into common
* [##5780](https://github.com/apache/incubator-nuttx/pull/#) * [#5780) MPFS: Add board_memorymap.h
* [#5781](https://github.com/apache/incubator-nuttx/pull/#) #5781) phy62xx_exception: using armv6-m exception_common code
* [##5782](https://github.com/apache/incubator-nuttx/pull/#) #5782) RISC-V: Implement option to run NuttX in supervisor mode (S-mode)
* [##5783](https://github.com/apache/incubator-nuttx/pull/#)
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#5783) risc-v/mpfs: usb: fix ep0 read done
* [#6030#5809](https://github.com/apache/incubator-nuttx/pull/#6030) Add Sensirion's SCD41 driver and minor fix
Drivers With Significant Improvements
Board Support
Significant Improvements
New Board Support
Boards With Significant Improvements
#5809) fixed mpu9250 not work on i2c bus issue.
* [#5815](https://github.com/apache/incubator-nuttx/pull/#5815) defconfig: add Lua configs for sim and teensy-4.x
* [#5820](https://github.com/apache/incubator-nuttx/pull/#5820) xtensa/esp32(s2)_user.c: Use macros defined in xtens_corebits.h
* [#5824](https://github.com/apache/incubator-nuttx/pull/#5824) arch/arm/src/stm32l4: peripheral voltage monitor support for vddio2
* [#5825](https://github.com/apache/incubator-nuttx/pull/#5825) ESP32-S3: Enable GPIO read/write operations and interrupts support
* [#5827](https://github.com/apache/incubator-nuttx/pull/#5827) Add SPIRAM to ESP32-S2
* [#5829](https://github.com/apache/incubator-nuttx/pull/#5829) RISC-V: Add/fix implementation for arch_elf.c
* [#5830](https://github.com/apache/incubator-nuttx/pull/#5830) risc-v/qemu-rv: Restore FPU context after context switch
* [#5831](https://github.com/apache/incubator-nuttx/pull/#5831) RISC-V: Add kernel stack
* [#5833](https://github.com/apache/incubator-nuttx/pull/#5833) ESP32-S2: Remove unused and unsupported configs from Kconfig
* [#5834](https://github.com/apache/incubator-nuttx/pull/#5834) ESP32-S2: Initialize instruction cache on startup
* [#5876](https://github.com/apache/incubator-nuttx/pull/#5876) xtensa: add xtensa_spill_window declaration
* [#5878](https://github.com/apache/incubator-nuttx/pull/#5878) arch/risc-v: Use riscv_fpuconfig to enable FPU
* [#5881](https://github.com/apache/incubator-nuttx/pull/#5881) MPFS: Fix issue with external interrupt detection
* [#5898](https://github.com/apache/incubator-nuttx/pull/#5898) riscv/bl602: Implement SPI Cmd/Data
* [#5957](https://github.com/apache/incubator-nuttx/pull/#5957) risc-v/esp32c3: Fix regression on IRQ handling for ECALL instruction
* [#5905](https://github.com/apache/incubator-nuttx/pull/#5905) arch/risc-v: Store/Restore FPU register in exception_common
* [#5795](https://github.com/apache/incubator-nuttx/pull/#5795) ESP32-S3: Clean up and improve GPIO driver interface
* [#5838](https://github.com/apache/incubator-nuttx/pull/#5838) esp32/Make.defs: Organise common arch files and chip files appropriately
* [#5865](https://github.com/apache/incubator-nuttx/pull/#5865) arch: Add -fsanitize=kernel-address to ARCHCPUFLAGS if CONFIG_MM_KASAN=y
* [#5864](https://github.com/apache/incubator-nuttx/pull/#5864) arch/Toolchain.defs: add wildcard for EXTRA_LIBS
* [#5863](https://github.com/apache/incubator-nuttx/pull/#5863) arch/arm: Change arm_arch.h to arm_internal.h in arm_perf.c
* [#5868](https://github.com/apache/incubator-nuttx/pull/#5868) arch/risc-v: Move fpu [re]store to common place
* [#5869](https://github.com/apache/incubator-nuttx/pull/#5869) riscv/bl602: Enable SPI Master in SPI Poll Send
* [#5870](https://github.com/apache/incubator-nuttx/pull/#5870) arch/armv7-a: Fix a typo in Toolchain.defs
* [#5875](https://github.com/apache/incubator-nuttx/pull/#5875)MPFS: Fix error in flat build linker script
* [#5877 ](https://github.com/apache/incubator-nuttx/pull/#5877) xtensa: add xtensa arch oneshot ops
* [#5907](https://github.com/apache/incubator-nuttx/pull/#5907)riscv/bl602: Remove check for LCD driver
* [#5908](https://github.com/apache/incubator-nuttx/pull/#5908) riscv/esp32c3: Remove check for LCD driver
* [#5946](https://github.com/apache/incubator-nuttx/pull/#5946) arch/xtensa: Add xtensa_tcbinfo struct that contains helpful offsets
* [#5845](https://github.com/apache/incubator-nuttx/pull/#5845) armv8-m: make the securefault handled by non-securefult
* [#5850](https://github.com/apache/incubator-nuttx/pull/#5850) armv7-m/armv8-m: move up_pref* api to common place
* [#5940](https://github.com/apache/incubator-nuttx/pull/#5940) arch/risc-v: Add handler for misaligned load/store
* [#5941](https://github.com/apache/incubator-nuttx/pull/#5941) arch/xtensa: add syscall note support in the flat build
* [#5917](https://github.com/apache/incubator-nuttx/pull/#5917) arch/risc-v: move REGLOAD/REGSTORE macro to riscv_internal.h
* [#5745](https://github.com/apache/incubator-nuttx/pull/#5745) arch/arm/samv7/sam_tc: implement timer driver support
* [#5746](https://github.com/apache/incubator-nuttx/pull/#5746) RISCV: Fix nasty bug in PMP region test
* [#5842](https://github.com/apache/incubator-nuttx/pull/#5842) arch/risc-v: improve style consistency accross chip variants
* [#5896](https://github.com/apache/incubator-nuttx/pull/#5896) arm/cortex-[a|r]: IRQ Switch return should with shadow SPSR
* [#5897](https://github.com/apache/incubator-nuttx/pull/#5897) ESP32{S2/S3/C3}: Enable support for C++ applications
* [#5912](https://github.com/apache/incubator-nuttx/pull/#5912) arch/risc-v/mpfs: Remove duplicated riscv_restorefpu
* [#5913](https://github.com/apache/incubator-nuttx/pull/#5913)arch/risc-v: Move group_addrenv to correct place
* [#5922](https://github.com/apache/incubator-nuttx/pull/#5922) arch/risc-v: get wider visibility for arch instruction macros
* [#5918](https://github.com/apache/incubator-nuttx/pull/#5918) arm/chip: add backtrace support for all chips that support thumb instruction set
* [#5920](https://github.com/apache/incubator-nuttx/pull/#5920) ARCH_ADDRENV: Add guard against mis-configuration
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* [#5862](https://github.com/apache/incubator-nuttx/pull/#5862) arch/sim: Remove the unused SIM_TCNWAITERS from Kconfig
* [#5923](https://github.com/apache/incubator-nuttx/pull/#5923) sim: Fix initialization of static C++ constructors when using glibc >= 2.34
* [#5885](https://github.com/apache/incubator-nuttx/pull/#5885) sim/rptun: rsc must set rpmsg_vdev.config_len
* [#5756](https://github.com/apache/incubator-nuttx/pull/#5756) sim: Enable garbage collection of unused input sections
* [#5988](https://github.com/apache/incubator-nuttx/pull/#5988) arch/sim: support simulator keyboard devices
* [#6043](https://github.com/apache/incubator-nuttx/pull/#6043) sim: bt: Add specific bluetooth HCI number id
Driver Support
Bug Fixes
* [#6068](https://github.com/apache/incubator-nuttx/pull/#6068) driver/mmcsdio: do not hold the semaphore on interrupt context
* [#6019](https://github.com/apache/incubator-nuttx/pull/#6019) power/governor: Remove the duplicated function prototype
* [#6021](https://github.com/apache/incubator-nuttx/pull/#6021) Test/wm8904balance
* [#6018](https://github.com/apache/incubator-nuttx/pull/#6018) Increase audio_comp driver flexibility
* [#5927](https://github.com/apache/incubator-nuttx/pull/#5927) Minor improve for mmcsd
* [#5747](https://github.com/apache/incubator-nuttx/pull/#5747) drivers/timers: rename notification parameter oneshot to periodic
* [#5849](https://github.com/apache/incubator-nuttx/pull/#5849) pm: remove unnecessary depends on OSINIT_OS_READY
* [#5853](https://github.com/apache/incubator-nuttx/pull/#5853) driver/syslog: Add microseconds after date time
* [#5901](https://github.com/apache/incubator-nuttx/pull/#5901) power: unify lock sates and move pm_auto_update to outer dir
* [#5990](https://github.com/apache/incubator-nuttx/pull/#5990) fix uinput rpmsg logic error
* [#5816](https://github.com/apache/incubator-nuttx/pull/#5816) drivers/mtd/mtd_config: set different format versions for named and ID modes
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New Driver Support
* [#6030](https://github.com/apache/incubator-nuttx/pull/#6030) Add Sensirion's SCD41 driver and minor fix
Drivers With Significant Improvements
Board Support
Significant Improvements
New Board Support
Boards With Significant Improvements
* [#6036](https://github.com/apache/incubator-nuttx/pull/#6036) arch, boards: cxd56xx: Minor update for spresense
* [#6074](https://github.com/apache/incubator-nuttx/pull/#6074) boards/arm/a1x: Remove the check CONFIG_ARCH_FPU around arm_fpuconfig
* [#5964](https://github.com/apache/incubator-nuttx/pull/#5964) boards/nucleo-f446re: support for SystemView
* [#5964](https://github.com/apache/incubator-nuttx/pull/#5964) boards/nucleo-f446re: support for SystemView
* [#5788](https://github.com/apache/incubator-nuttx/pull/#5788) boards/arm/samv7/same70-qmtech: add gpio driver support
* [#5812](https://github.com/apache/incubator-nuttx/pull/#5812) esp32s3-devkit/spiflash: Use SmartFS instead of LittleFS
* [#5817](https://github.com/apache/incubator-nuttx/pull/#5817) boards/arm/same70-qmtech: Remove dead code
* [#5841](https://github.com/apache/incubator-nuttx/pull/#5841) esp32s3-devkit: Fix the number of memory regions in some configurations
* [#5909](https://github.com/apache/incubator-nuttx/pull/#5909) boards/boardctl:common boardctl to read reset cause
* [#5751](https://github.com/apache/incubator-nuttx/pull/#5751) boards/sim/adb: Enable CONFIG_ADBD_SOCKET_SERVICE
* [#5763](https://github.com/apache/incubator-nuttx/pull/#5763) boards: sabre-6quad: Enable environ and path in knsh/defconfig
* [#5839](https://github.com/apache/incubator-nuttx/pull/#5839) boards: rv-virt: Fix stack corruption for rv64 config
* [#5860](https://github.com/apache/incubator-nuttx/pull/#5860) boards/arm/uid: fix pointer to int compare
* [#5895](https://github.com/apache/incubator-nuttx/pull/#5895) boards: correct path to RCRAWS files during file copy
* [#5785](https://github.com/apache/incubator-nuttx/pull/#5785) boards/arm/samv7: define MTD progmem partitions at board level
* [#5787](https://github.com/apache/incubator-nuttx/pull/#5787) boards/arm/samv7/same70-qmtech: add /dev/timer0 support
* [#5804* [#6036](https://github.com/apache/incubator-nuttx/pull/#6036#5804) arch, boards: cxd56xx: Minor update for spresenseboards/arm/samv7/samv71-xult: Fix mcuboot update example missing config
* [#* [#6074](https://github.com/apache/incubator-nuttx/pull/#6074) boards/arm/a1x: Remove the check CONFIG_ARCH_FPU around arm_fpuconfig#)
* [#* [#5964](https://github.com/apache/incubator-nuttx/pull/#5964) boards/nucleo-f446re: support for SystemView#)
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