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Visitor II
May 8, 2023
Solved

TF-A boot fails for FSBL [Solved]

  • May 8, 2023
  • 22 replies
  • 12084 views

Hi all,

I updated my project from Morty (2.2) to Kirkstone (4.1). After doing the required fixes/updates on the recipes, I have problems booting the FSBL. I am using the Cube Programmer to flash the image. Below is the log:

STM32CubeProgrammer API v2.13.0 | Windows-64Bits 
Read TSV File: C:\temp\stm32mp1-customized-img-kirkstone-alpha2\flashlayout_custom-os-image-debug\trusted\FlashLayout_nand-4-256_stm32mp153a-customized-img-cubemx-mx-trusted.tsv
Number of partitions: 11
UR connection mode is defined with the HWrst reset mode
Device Descriptor:
 |_bLength : 0x12
 |_bDescriptorType : 0x01
 |_bcdUSB : 0x0200
 |_bDeviceClass : 0x00
 |_bDeviceSubClass : 0x00
 |_bDeviceProtocol : 0x00
 |_bMaxPacketSize : 0x40
 |_idVendor : 0x0483
 |_idProduct : 0xdf11
 |_bcdDevice : 0x0200
 |_iManufacturer : 0x01
 |_iProduct : 0x02
 |_iSerialNumber : 0x03
 |_bNumConfigurations : 0x01
Configuration Descriptor:
 |_bLength : 0x09
 |_bDescriptorType : 0x02
 |_wTotalLength : 0x48
 |_bNumInterfaces : 0x01
 |_bConfigurationValue : 0x01
 |_iConfiguration : 0x02
 |_bmAttributes : 0xc0
 |_bMaxPower : 0x01
Interface Descriptor Alternate Settings: 0x00
 |_bLength : 0x09
 |_bDescriptorType : 0x04
 |_bInterfaceNumber : 0x00
 |_bAlternateSetting : 0x00
 |_bNumEndpoints : 0x00
 |_bInterfaceClass : 0xfe
 |_bInterfaceSubClass : 0x01
 |_bInterfaceProtocol : 0x02
 |_iInterface : 0x06
Interface Descriptor Alternate Settings: 0x01
 |_bLength : 0x09
 |_bDescriptorType : 0x04
 |_bInterfaceNumber : 0x00
 |_bAlternateSetting : 0x01
 |_bNumEndpoints : 0x00
 |_bInterfaceClass : 0xfe
 |_bInterfaceSubClass : 0x01
 |_bInterfaceProtocol : 0x02
 |_iInterface : 0x07
Interface Descriptor Alternate Settings: 0x02
 |_bLength : 0x09
 |_bDescriptorType : 0x04
 |_bInterfaceNumber : 0x00
 |_bAlternateSetting : 0x02
 |_bNumEndpoints : 0x00
 |_bInterfaceClass : 0xfe
 |_bInterfaceSubClass : 0x01
 |_bInterfaceProtocol : 0x02
 |_iInterface : 0x08
Interface Descriptor Alternate Settings: 0x03
 |_bLength : 0x09
 |_bDescriptorType : 0x04
 |_bInterfaceNumber : 0x00
 |_bAlternateSetting : 0x03
 |_bNumEndpoints : 0x00
 |_bInterfaceClass : 0xfe
 |_bInterfaceSubClass : 0x01
 |_bInterfaceProtocol : 0x02
 |_iInterface : 0x09
Interface Descriptor Alternate Settings: 0x04
 |_bLength : 0x09
 |_bDescriptorType : 0x04
 |_bInterfaceNumber : 0x00
 |_bAlternateSetting : 0x04
 |_bNumEndpoints : 0x00
 |_bInterfaceClass : 0xfe
 |_bInterfaceSubClass : 0x01
 |_bInterfaceProtocol : 0x02
 |_iInterface : 0x0a
Interface Descriptor Alternate Settings: 0x05
 |_bLength : 0x09
 |_bDescriptorType : 0x04
 |_bInterfaceNumber : 0x00
 |_bAlternateSetting : 0x05
 |_bNumEndpoints : 0x00
 |_bInterfaceClass : 0xfe
 |_bInterfaceSubClass : 0x01
 |_bInterfaceProtocol : 0x02
 |_iInterface : 0x0b
Functional Descriptor :
 |_bLength : 0x09
 |_bDescriptorType : 0x21
 |_bmAttributes : 0x0f
 |_wDetachTimeOut : 0xff
 |_wTransferSize : 0x0400
 |_bcdDFUVersion : 0x0110
USB speed : High Speed (480MBit/s)
Manuf. ID : STMicroelectronics
Product ID : DFU in HS Mode @Device ID /0x500, @Revision ID /0x0000
SN : 002A00253430510537333734
DFU protocol: 1.1
Board : --
Device ID : 0x0500
Start Embedded Flashing service
sending a set alternate setting request with index: 5
receiving packet
DFU status = 0
DFU State = 2
UpLoading data
DFU status = 0
DFU State = 2
sending a set alternate setting request with index: 1
Memory Programming ...
Opening and parsing file: tf-a-stm32mp153a-customized-img-cubemx-mx-usb.stm32
 File : tf-a-stm32mp153a-customized-img-cubemx-mx-usb.stm32
 Size : 220.82 KB 
 Partition ID : 0x01 
Download in Progress:
 Size : 226117 Bytes
sending packet nbr: 0
DFU status = 0
DFU State = 2
Status: 0, State: 2
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
sending packet nbr: 1
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
sending packet nbr: 2
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
sending packet nbr: 3
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
sending packet nbr: 4
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
/*...*/
/* skipped */
/*...*/
sending packet nbr: 216
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
sending packet nbr: 217
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
sending packet nbr: 218
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
sending packet nbr: 219
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
sending packet nbr: 220
DFU status = 0
DFU State = 5
Status: 0, State: 5
DFU status = 0
DFU State = 4
DFU status = 0
DFU State = 5
Segment[0] downloaded successfully
File download complete
Time elapsed during download operation: 00:00:01.186
RUNNING Program ... 
 PartID: :0x01 
DFU status = 0
DFU State = 5
sending a dfu end of download request
DFU status = 0
DFU State = 7
DFU status = 0
DFU State = 2
sending a set alternate setting request with index: 5
receiving packet
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
sending a clear status request
an error occured after sending the clear status request
Status: errUNKNOWN, State: dfuERROR
unable to switch the device to dfuIDLE state
Error: an error occured while uploading data from the virtual partition 0xF1
Error: Start operation failed at partition 0x01
Error: TSV flashing service failed

I checked the FAQ-STM32MP1-bring-up-troubleshooting-guide, but it didn't help.

I think the "unable to switch the device to dfuIDLE state" might be caused by the TF-A not executing properly rather than some device-host communication issue.

Some repo versions:

  • openembedded-core: yocto-4.0.2;
  • meta-openembedded: kirkstone;
  • meta-st-openstlinux/meta-st-stm32mp/meta-stm32mp-addons: kirkstone v22.07.27.

Does anyone have some idea how to proceed ?

Best Regards.

    This topic has been closed for replies.
    Best answer by vfranchi

    Hi @Kevin HUBER​ and @Community member​.

    The booting partition problem is solved.

    The fix was to add a node for fmc_pins_mx, fmc, uart7_pins_mx and a sub-node for nand-controller and nand with the setup below on the UBoot dtsi file.

    u-boot,dm-pre-reloc;

    Thank you both for your support.

    22 replies

    Technical Moderator
    May 9, 2023

    HI @Vinícius Franchini​ ,

    Yes probably come from TF-A not booting due to some miss/error in the DTS.

    This might be confirmed by getting TF-A traces from serial console.

    ST never provide any version based on Morty ?

    Could please clarify on what previous version it was working ?

    Did you update CubeMX accordingly with a move to Kirstone 4.1 ?

    Thanks

    Olivier

    vfranchiAuthor
    Visitor II
    May 9, 2023

    Hi @Community member​. Thank you for your reply.

    The serial console is not outputting anything. Isn't it expected at the FSBL?

    I also tried to dump the traces from the memory as described here: https://wiki.st.com/stm32mpu/wiki/STM32_MPU_ROM_trace_analyzer#Procedure_to_dump_traces.

    However I get the message: "Error: failed to read the requested memory content"

    You're correct. I wrote the wrong version. The initial version is Dunfell (yocto 3.1). Here is a list of the previous versions where I am updating from:

    • openembedded-core: yocto-3.1
    • meta-openembedded: dunfell (b5f510e 2020-Apr-21)
    • meta-st-openstlinux/meta-st-stm32mp/meta-stm32mp-addons: dunfell-mp1-20-06-24

    I did the updates for the CubeMX. Is there a way to verify if they are correct and/or complete?

    Best Regards.

    vfranchiAuthor
    Visitor II
    May 15, 2023

    Hey @Community member​. Do you have any idea/suggestion how I could procced to investigate this issue?

    Technical Moderator
    May 15, 2023

    Hi @Vinícius Franchini​ ,

    Can you please provide some details about your hardware? ( Soc reference, boot device)

    Is it still working with previous Dunfell SW ? If yes could you please provide boot logs ?

    Strange that bootrom trace dump fail...

    Please confirm you didn't do anything related to security on the platform ( program key on OTP or close the chip ) ?

    Olivier

    vfranchiAuthor
    Visitor II
    May 16, 2023

    Hi @Community member​ 

    I am using a STM32MP153AABx, booting from the Nand memory.

    I didn't change anything related to the security on the platform. I am using the same configurations as before.

    Please see below the logs from the Dunfell version:

    NOTICE: CPU: STM32MP153AAB Rev.Z
    NOTICE: Model: STMicroelectronics custom STM32CubeMX board
    INFO: Reset reason (0x15):
    INFO: Power-on Reset (rst_por)
    INFO: PMIC version = 0x21
    INFO: Using FMC NAND
    INFO: Instance 1
    INFO: Boot used partition fsbl1
    NOTICE: BL2: v2.2-r1.0(debug):v2.2-dirty
    NOTICE: BL2: Built : 15:43:39, Jan 12 2023
    INFO: Using crypto library 'stm32_crypto_lib'
    INFO: BL2: Doing platform setup
    INFO: RAM: DDR3-DDR3L 16bits 533000Khz
    INFO: Memory size = 0x10000000 (256 MB)
    INFO: BL2 runs SP_MIN setup
    INFO: BL2: Loading image id 4
    INFO: Loading image id=4 at address 0x2ffed000
    INFO: Image id=4 loaded: 0x2ffed000 - 0x2ffff000
    INFO: BL2: Loading image id 5
    INFO: Loading image id=5 at address 0xc0100000
    INFO: STM32 Image size : 855747
    INFO: Image id=5 loaded: 0xc0100000 - 0xc01d0ec3
    WARNING: Skip signature check (header option)
    NOTICE: ROTPK is not deployed on platform. Skipping ROTPK verification.
    NOTICE: BL2: Booting BL32
    INFO: Entry point address = 0x2ffed000
    INFO: SPSR = 0x1d3
    NOTICE: SP_MIN: v2.2-r1.0(debug):v2.2-dirty
    NOTICE: SP_MIN: Built : 15:43:39, Jan 12 2023
    INFO: ARM GICv2 driver initialized
    INFO: ETZPC: UART1 (3) could be non secure
    INFO: ETZPC: SPI6 (4) could be non secure
    INFO: ETZPC: HASH1 (8) could be non secure
    INFO: ETZPC: CRYP1 (9) could be non secure
    INFO: ETZPC: I2C6 (12) could be non secure
    INFO: SP_MIN: Initializing runtime services
    INFO: SP_MIN: Preparing exit to normal world
     
     
    U-Boot 2020.01-stm32mp-r1 (Jan 12 2023 - 15:44:47 +0000)
     
    CPU: STM32MP153AAB Rev.Z
    Model: STMicroelectronics custom STM32CubeMX board
    Board: stm32mp1 in trusted mode (st,stm32mp153a-customized-img-cubemx-mx)
    DRAM: 256 MiB
    Clocks:
    - MPU : 650 MHz
    - MCU : 200 MHz
    - AXI : 266.500 MHz
    - PER : 24 MHz
    - DDR : 533 MHz
    WDT: Started with servicing (32s timeout)
    NAND: 512 MiB
    MMC:
    Loading Environment from UBI... Read 8192 bytes from volume uboot_config to cddec880
    Read 8192 bytes from volume uboot_config_r to cddee8c0
    OK
    In: serial
    Out: serial
    Err: serial
    invalid MAC address in OTP 00:00:00:00:00:00
    Net:
    Warning: ethernet@5800a000 (eth0) using random MAC address - e7:44:0c:9c:50:06
    eth0: ethernet@5800a000
    No autoboot delay. Start Custom OSBoot over nand0!
    Scanning ubi 0:...
    Found /nand0_extlinux/extlinux.conf
    Retrieving file: /nand0_extlinux/extlinux.conf
    234 bytes read in 23 ms (9.8 KiB/s)
    Retrieving file: /splash.bmp
    18244 bytes read in 24 ms (742.2 KiB/s)
    Error: 1 bit/pixel mode, but BMP has 8 bit/pixel
    1: OpenSTLinux
    Retrieving file: /uImage
    7350464 bytes read in 1801 ms (3.9 MiB/s)
    append: ubi.mtd=UBI rootfstype=ubifs root=ubi0:rootfs rootwait rw console=ttySTM0,115200
    Retrieving file: /stm32mp153a-customized-img-cubemx-mx.dtb
    56419 bytes read in 26 ms (2.1 MiB/s)
    ## Booting kernel from Legacy Image at c2000000 ...
     Image Name: Linux-5.4.31
     Created: 2023-01-12 15:39:29 UTC
     Image Type: ARM Linux Kernel Image (uncompressed)
     Data Size: 7350400 Bytes = 7 MiB
     Load Address: c2000040
     Entry Point: c2000040
     Verifying Checksum ... OK
    ## Flattened Device Tree blob at c4000000
     Booting using the fdt blob at 0xc4000000
     XIP Kernel Image
     Loading Device Tree to cdddd000, end cddedc62 ... OK
     
    Starting kernel ...
     
    [ 0.000000] Booting Linux on physical CPU 0x0
    [ 0.000000] Linux version 5.4.31 (oe-user@oe-host) (gcc version 9.3.0 (GCC)) #1 SMP PREEMPT Tue Nov 15 15:34:18 UTC 2022
    [ 0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
    [ 0.000000] CPU: div instructions available: patching division code
    [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
    [ 0.000000] OF: fdt: Machine model: STMicroelectronics custom STM32CubeMX board
    [ 0.000000] Memory policy: Data cache writealloc
    [ 0.000000] Reserved memory: created DMA memory pool at 0x10000000, size 0 MiB
    [ 0.000000] OF: reserved mem: initialized node mcuram2@10000000, compatible id shared-dma-pool
    [ 0.000000] Reserved memory: created DMA memory pool at 0x10040000, size 0 MiB
    [ 0.000000] OF: reserved mem: initialized node vdev0vring0@10040000, compatible id shared-dma-pool
    [ 0.000000] Reserved memory: created DMA memory pool at 0x10042000, size 0 MiB
    [ 0.000000] OF: reserved mem: initialized node vdev0vring1@10042000, compatible id shared-dma-pool
    [ 0.000000] Reserved memory: created DMA memory pool at 0x10044000, size 0 MiB
    [ 0.000000] OF: reserved mem: initialized node vdev0buffer@10044000, compatible id shared-dma-pool
    [ 0.000000] Reserved memory: created DMA memory pool at 0x30000000, size 0 MiB
    [ 0.000000] OF: reserved mem: initialized node mcuram@30000000, compatible id shared-dma-pool
    [ 0.000000] Reserved memory: created DMA memory pool at 0x38000000, size 0 MiB
    [ 0.000000] OF: reserved mem: initialized node retram@38000000, compatible id shared-dma-pool
    [ 0.000000] cma: Reserved 128 MiB at 0xc5800000
    /* ... */
    /* Normal kernel initialization */

    Technical Moderator
    May 22, 2023

    Hi @Vinícius Franchini​ ,

    Lot of change from Dunfell to Kirstone ..

    Did you switch to OP-TEE (default) or manage to stay in trusted (SP-MIN) boot scheme ?

    Can you share the .tsv for a check?

    Else, I would focus on BSP Device Tree as it's the most common pitfall when moving from one version to another.

    You might be aware that the one generated by MX are not working as it and require a complete review to fill USER SECTION accordingly.

    Can you share TF-A DT ?

    Olivier

    vfranchiAuthor
    Visitor II
    May 23, 2023

    Hi @Community member​.

    Thank you for your reply.

    I am using the trusted boot. Please see below the .tsv file.

    #Opt	Id	Name	Type	IP	Offset	Binary
    -	0x01	fsbl-boot	Binary	none	0x0	arm-trusted-firmware/tf-a-stm32mp153a-customized-img-cubemx-mx-usb.stm32
    -	0x03	fip-boot	FIP	none	0x0	fip/fip-stm32mp153a-customized-img-cubemx-mx-trusted.bin
    P	0x04	fsbl1	Binary	nand0	0x00000000	arm-trusted-firmware/tf-a-stm32mp153a-customized-img-cubemx-mx-nand.stm32
    P	0x05	fsbl2	Binary	nand0	0x00080000	arm-trusted-firmware/tf-a-stm32mp153a-customized-img-cubemx-mx-nand.stm32
    P	0x06	metadata1	Binary	nand0	0x00100000	arm-trusted-firmware/metadata.bin
    P	0x07	metadata2	Binary	nand0	0x00180000	arm-trusted-firmware/metadata.bin
    P	0x08	fip-a1	FIP	nand0	0x00200000	fip/fip-stm32mp153a-customized-img-cubemx-mx-trusted.bin
    P	0x09	fip-a2	FIP	nand0	0x00600000	fip/fip-stm32mp153a-customized-img-cubemx-mx-trusted.bin
    PED	0x0A	fip-b1	FIP	nand0	0x00A00000	none
    PED	0x0B	fip-b2	FIP	nand0	0x00E00000	none
    P	0x10	ubifs	System	nand0	0x01200000	custom-os-image-debug-custom-os-stm32mp1-customized-img_nand_4_256_multivolume.ubi

    I am aware of the MX code being incomplete. This is why I asked before if there is a way to verify if MX files are correct and/or complete. I couldn't find anything for it.

    Best Regards.

    vfranchiAuthor
    Visitor II
    May 23, 2023

    @Community member​

    The TF-A dts file is attached. I added a `.txt` so the post can accept the format.

    Thank you.

    vfranchiAuthor
    Visitor II
    May 25, 2023

    Hi @Community member​ 

    I managed to advance a bit more on my issue. Basically I fixed some clock configuration which was messed up by the CubeMX tool when the project was migrated to a newer version. I also needed to remove the `regulator-min-microvolt` and `regulator-max-microvolt` from the ldo3 and I don't know if this is correct, maybe you could confirm. Please see attached the newest dts. Now I can boot up to BL32.

    At this stage, the bootloader is not registering the `nand0` device (or not finding it), causing the next stage to fail (full log below).

    I am getting the following error:

    serial_stm32 serial@40018000: pinctrl_select_state_full: uclass_get_device_by_phandle_id: err=-19

    It is worthy to notice that the U-Boot identifies the nand as `NAND: 0 MiB`, which according to the previous log I posted should be `NAND: 512 MiB`. I thing this is a consequence of the BL32 error.

    Do you have any idea how to fix this nand0 issue? The pinout configuration is just like before (Dunfell).

    NOTICE:  CPU: STM32MP153AAB Rev.Z
    NOTICE:  Model: STMicroelectronics custom STM32CubeMX board - openstlinux-5.15-yocto-kirkstone-mp1-v22.11.23
    INFO:    PMIC version = 0x21
    INFO:    Reset reason (0x14):
    INFO:      Pad Reset from NRST
    INFO:    FCONF: Reading TB_FW firmware configuration file from: 0x2ffe2000
    INFO:    FCONF: Reading firmware configuration information for: stm32mp_io
    INFO:    Using USB
    INFO:      Instance 2
    INFO:    Boot used partition fsbl1
    NOTICE:  BL2: v2.6-stm32mp1-r1.0(debug):v2.6-dirty
    NOTICE:  BL2: Built : 13:14:26, Nov 23 2021
    INFO:    BL2: Doing platform setup
    INFO:    RAM: DDR3-DDR3L 16bits 533000kHz
    INFO:    Memory size = 0x10000000 (256 MB)
    INFO:    DFU USB START...
    INFO:    phase ID :3, Manifestation 3 at c71181c6
    INFO:    Send detach request
    INFO:    Receive DFU Detach
    INFO:    DFU USB STOP...
    INFO:    BL2: Loading image id 31
    INFO:    Loading image id=31 at address 0x2ffff000
    INFO:    Image id=31 loaded: 0x2ffff000 - 0x2ffff226
    INFO:    FCONF: Reading FW_CONFIG firmware configuration file from: 0x2ffff000
    INFO:    FCONF: Reading firmware configuration information for: dyn_cfg
    INFO:    FCONF: Reading firmware configuration information for: stm32mp1_firewall
    INFO:    BL2: Loading image id 4
    INFO:    Loading image id=4 at address 0x2ffc5000
    INFO:    Image id=4 loaded: 0x2ffc5000 - 0x2ffd9820
    INFO:    BL2: Skip loading image id 21
    INFO:    BL2: Skip loading image id 22
    INFO:    BL2: Loading image id 23
    INFO:    Loading image id=23 at address 0xc0500000
    INFO:    Image id=23 loaded: 0xc0500000 - 0xc05129a0
    INFO:    BL2: Loading image id 26
    INFO:    Loading image id=26 at address 0x2ffc0000
    INFO:    Image id=26 loaded: 0x2ffc0000 - 0x2ffc3e58
    INFO:    BL2: Loading image id 5
    INFO:    Loading image id=5 at address 0xc0100000
    INFO:    Image id=5 loaded: 0xc0100000 - 0xc01ece88
    NOTICE:  BL2: Booting BL32
    INFO:    Entry point address = 0x2ffc5000
    INFO:    SPSR = 0x1d3
    NOTICE:  SP_MIN: v2.6-stm32mp1-r1.0(debug):v2.6-dirty
    NOTICE:  SP_MIN: Built : 13:14:26, Nov 23 2021
    INFO:    ARM GICv2 driver initialized
    INFO:    ETZPC: UART1 (3) could be non secure
    INFO:    ETZPC: SPI6 (4) could be non secure
    INFO:    ETZPC: HASH1 (8) could be non secure
    INFO:    ETZPC: CRYP1 (9) could be non secure
    INFO:    ETZPC: I2C6 (12) could be non secure
    INFO:    SP_MIN: Initializing runtime services
    INFO:    SP_MIN: Preparing exit to normal world
    serial_stm32 serial@40018000: pinctrl_select_state_full: uclass_get_device_by_phandle_id: err=-19
     
     
    U-Boot 2021.10-stm32mp-r1 (Oct 04 2021 - 15:09:26 +0000)
     
    CPU: STM32MP153AAB Rev.Z
    Model: STMicroelectronics custom STM32CubeMX board - openstlinux-5.15-yocto-kirkstone-mp1-v22.11.23
    Board: stm32mp1 in trusted mode (st,stm32mp153a-customized-img-cubemx-mx)
    DRAM:  256 MiB
    Clocks:
    - MPU : 650 MHz
    - MCU : 200 MHz
    - AXI : 266.500 MHz
    - PER : 24 MHz
    - DDR : 533 MHz
    WDT:   Started with servicing (32s timeout)
    NAND:  0 MiB
    MMC:
    Loading Environment from nowhere... OK
    In:    serial
    Out:   serial
    Err:   serial
    invalid MAC address 0 in OTP 00:00:00:00:00:00
    Net:
    Error: ethernet@5800a000 address not set.
    No ethernet found.
     
    No autoboot delay. Start Custom OSBoot over usb0!
    DFU alt info setting: done
    #
    UPLOAD ... done
    Ctrl+C to exit ...
    #
    FlashLayout received, size = 622
    DOWNLOAD ... OK
    Ctrl+C to exit ...
    #
    UPLOAD ... done
    Ctrl+C to exit ...
    Error: MTD device nand0 not found
    DFU alt info setting: done
    Reset requested
    #
    UPLOAD ... done
    Ctrl+C to exit ...

    Technical Moderator
    May 26, 2023

    Hi @Vinícius Franchini​ ,

    In your DT I notice there's no node in fmc node

      nand-controller@4,0 {

    status = "okay";   

    }

    While it seems to be required for FMC NAND configuration

    FMC device tree configuration - stm32mpu

    Olivier