@RobertCNelson
When i try to write overlays as you mentioned it is giving unable to find error during boot up.
Below i’ve attached the boot up messages after changing /boot/uEnv.txt as you mentioned.
U-Boot SPL 2019.04-00002-g31a8ae0206 (May 13 2020 - 09:26:17 -0500)
Trying to boot from MMC2
Loading Environment from EXT4... ** File not found /boot/uboot.env **
** Unable to read "/boot/uboot.env" from mmc0:1 **
U-Boot 2019.04-00002-g31a8ae0206 (May 13 2020 - 09:26:17 -0500), Build: jenkins-github_Bootloader-Builder-139
CPU : AM335X-GP rev 2.1
I2C: ready
DRAM: 512 MiB
No match for driver 'omap_hsmmc'
No match for driver 'omap_hsmmc'
Some drivers were not found
Reset Source: Global warm SW reset has occurred.
Reset Source: Power-on reset has occurred.
RTC 32KCLK Source: External.
MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1
Loading Environment from EXT4... ** File not found /boot/uboot.env **
** Unable to read "/boot/uboot.env" from mmc0:1 **
Board: BeagleBone Black
<ethaddr> not set. Validating first E-fuse MAC
BeagleBone Black:
BeagleBone: cape eeprom: i2c_probe: 0x54:
BeagleBone: cape eeprom: i2c_probe: 0x55:
BeagleBone: cape eeprom: i2c_probe: 0x56:
BeagleBone: cape eeprom: i2c_probe: 0x57:
Net: eth0: MII MODE
cpsw, usb_ether
Press SPACE to abort autoboot in 0 seconds
board_name=[A335BNLT] ...
board_rev=[00C0] ...
switch to partitions #0, OK
mmc0 is current device
SD/MMC found on device 0
switch to partitions #0, OK
mmc0 is current device
Scanning mmc 0:1...
gpio: pin 56 (gpio 56) value is 0
gpio: pin 55 (gpio 55) value is 0
gpio: pin 54 (gpio 54) value is 0
gpio: pin 53 (gpio 53) value is 1
switch to partitions #0, OK
mmc0 is current device
gpio: pin 54 (gpio 54) value is 1
Checking for: /uEnv.txt ...
Checking for: /boot.scr ...
Checking for: /boot/boot.scr ...
Checking for: /boot/uEnv.txt ...
gpio: pin 55 (gpio 55) value is 1
2358 bytes read in 36 ms (63.5 KiB/s)
Loaded environment from /boot/uEnv.txt
Checking if uname_r is set in /boot/uEnv.txt...
gpio: pin 56 (gpio 56) value is 1
Running uname_boot ...
loading /boot/vmlinuz-5.15.95-bone-rt-r34 ...
9929216 bytes read in 666 ms (14.2 MiB/s)
debug: [enable_uboot_overlays=1] ...
debug: [enable_uboot_cape_universal=] ...
debug: [uboot_base_dtb_univ=am335x-boneblack-uboot.dtb] ...
uboot_overlays: [uboot_base_dtb=am335x-boneblack-uboot.dtb] ...
uboot_overlays: Switching too: dtb=am335x-boneblack-uboot.dtb ...
loading /boot/dtbs/5.15.95-bone-rt-r34/am335x-boneblack-uboot.dtb ...
96922 bytes read in 91 ms (1 MiB/s)
uboot_overlays: [fdt_buffer=0x60000] ...
uboot_overlays: unable to find [mmc 0:1 /lib/firmware/BB-ADC-00A0.dtbo]...
uboot_overlays: unable to find [mmc 0:1 BB-SPIDEV1-00A0.dtbo]...
uboot_overlays: unable to find [mmc 0:1 BB-SPIDEV0-00A0.dtbo]...
uboot_overlays: unable to find [mmc 0:1 /lib/firmware/BB-BONE-eMMC1-01-00A0.dtbo]...
uboot_overlays: uboot loading of [/lib/firmware/BB-HDMI-TDA998x-00A0.dtbo] disabled by /boot/uEnv.txt [disable_uboot_overlay_video=1]...
debug: [console=ttyO0,115200n8 root=/dev/mmcblk0p1 ro rootfstype=ext4 rootwait] ...
debug: [bootz 0x82000000 - 0x88000000] ...
## Flattened Device Tree blob at 88000000
Booting using the fdt blob at 0x88000000
Loading Device Tree to 8ffe5000, end 8ffffa99 ... OK
Starting kernel ...
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 5.15.95-bone-rt-r34 (devika@devika-Latitude-3410) (arm-linux-gnueabi-gcc (GCC) 11.3.0, GNU ld (GNU Binutils) 2.38) #1 PREEMPT_RT Wed Jul 19
10:25:16 IST 2023
[ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=50c5387d
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[ 0.000000] OF: fdt: Machine model: TI AM335x BeagleBone Black
[ 0.000000] Memory policy: Data cache writeback
[ 0.000000] efi: UEFI not found.
[ 0.000000] cma: Reserved 48 MiB at 0x9c800000
[ 0.000000] Zone ranges:
[ 0.000000] Normal [mem 0x0000000080000000-0x000000009fefffff]
[ 0.000000] HighMem empty
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x0000000080000000-0x000000009fefffff]
[ 0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x000000009fefffff]
[ 0.000000] CPU: All CPU(s) started in SVC mode.
[ 0.000000] AM335X ES2.1 (sgx neon)
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 129666
[ 0.000000] Kernel command line: console=ttyO0,115200n8 root=/dev/mmcblk0p1 ro rootfstype=ext4 rootwait
[ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
[ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes, linear)
[ 0.000000] mem auto-init: stack:off, heap alloc:on, heap free:off
[ 0.000000] Memory: 450100K/523264K available (10240K kernel code, 1653K rwdata, 3748K rodata, 1024K init, 492K bss, 24012K reserved, 49152K cma-reserved, 0K highmem)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] ftrace: allocating 46078 entries in 136 pages
[ 0.000000] ftrace: allocated 136 pages with 2 groups
[ 0.000000] trace event string verifier disabled
[ 0.000000] rcu: Preemptible hierarchical RCU implementation.
[ 0.000000] rcu: RCU priority boosting: priority 1 delay 500 ms.
[ 0.000000] rcu: RCU_SOFTIRQ processing moved to rcuc kthreads.
[ 0.000000] No expedited grace period (rcu_normal_after_boot).
[ 0.000000] Trampoline variant of Tasks RCU enabled.
[ 0.000000] Rude variant of Tasks RCU enabled.
[ 0.000000] Tracing variant of Tasks RCU enabled.
[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[ 0.000000] IRQ: Found an INTC at 0x(ptrval) (revision 5.0) with 128 interrupts
[ 0.000000] TI gptimer clocksource: always-on /ocp/interconnect@44c00000/segment@200000/target-module@31000
[ 0.000002] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
[ 0.000022] clocksource: dmtimer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[ 0.000350] TI gptimer clockevent: 24000000 Hz at /ocp/interconnect@48000000/segment@0/target-module@40000
[ 0.001721] Console: colour dummy device 80x30
[ 0.001756] WARNING: Your 'console=ttyO0' has been replaced by 'ttyS0'
[ 0.001762] This ensures that you still see kernel messages. Please
[ 0.001765] update your kernel commandline.
[ 0.001793] Calibrating delay loop... 995.32 BogoMIPS (lpj=1990656)
[ 0.020420] pid_max: default: 32768 minimum: 301
[ 0.020903] LSM: Security Framework initializing
[ 0.021072] landlock: Up and running.
[ 0.021076] Yama: becoming mindful.
[ 0.021350] AppArmor: AppArmor initialized
[ 0.021362] TOMOYO Linux initialized
[ 0.021403] LSM support for eBPF active
[ 0.021639] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[ 0.021657] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
[ 0.023383] CPU: Testing write buffer coherency: ok
[ 0.023452] CPU0: Spectre v2: using BPIALL workaround
[ 0.025289] Setting up static identity map for 0x80100000 - 0x80100054
[ 0.025470] rcu: Hierarchical SRCU implementation.
[ 0.027111] EFI services will not be available.
[ 0.027957] devtmpfs: initialized
[ 0.052533] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3
[ 0.052998] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.053030] futex hash table entries: 256 (order: 0, 6144 bytes, linear)
[ 0.058214] pinctrl core: initialized pinctrl subsystem
[ 0.059342] DMI not present or invalid.
[ 0.060197] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[ 0.068850] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.069485] audit: initializing netlink subsys (disabled)
[ 0.070795] thermal_sys: Registered thermal governor 'fair_share'
[ 0.070807] thermal_sys: Registered thermal governor 'bang_bang'
[ 0.070812] thermal_sys: Registered thermal governor 'step_wise'
[ 0.070816] thermal_sys: Registered thermal governor 'user_space'
[ 0.071396] cpuidle: using governor ladder
[ 0.071476] cpuidle: using governor menu
[ 0.072513] audit: type=2000 audit(0.068:1): state=initialized audit_enabled=0 res=1
[ 0.088379] hw-breakpoint: debug architecture 0x4 unsupported.
[ 0.105633] cryptd: max_cpu_qlen set to 1000
[ 0.111642] raid6: skip pq benchmark and using algorithm neonx8
[ 0.111658] raid6: using neon recovery algorithm
[ 0.114812] iommu: Default domain type: Translated
[ 0.114825] iommu: DMA domain TLB invalidation policy: strict mode
[ 0.117087] SCSI subsystem initialized
[ 0.117447] usbcore: registered new interface driver usbfs
[ 0.117543] usbcore: registered new interface driver hub
[ 0.117619] usbcore: registered new device driver usb
[ 0.118101] pps_core: LinuxPPS API ver. 1 registered
[ 0.118109] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 0.118131] PTP clock support registered
[ 0.120061] NetLabel: Initializing
[ 0.120072] NetLabel: domain hash size = 128
[ 0.120078] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 0.120172] NetLabel: unlabeled traffic allowed by default
[ 0.121441] clocksource: Switched to clocksource dmtimer
[ 0.249880] VFS: Disk quotas dquot_6.6.0
[ 0.250005] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.250212] FS-Cache: Loaded
[ 0.250609] CacheFiles: Loaded
[ 0.251565] AppArmor: AppArmor Filesystem Enabled
[ 0.279709] NET: Registered PF_INET protocol family
[ 0.279975] IP idents hash table entries: 8192 (order: 4, 65536 bytes, linear)
[ 0.281279] tcp_listen_portaddr_hash hash table entries: 256 (order: 0, 5120 bytes, linear)
[ 0.281536] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
[ 0.281567] TCP established hash table entries: 4096 (order: 2, 16384 bytes, linear)
[ 0.281653] TCP bind hash table entries: 4096 (order: 4, 65536 bytes, linear)
[ 0.281736] TCP: Hash tables configured (established 4096 bind 4096)
[ 0.282048] MPTCP token hash table entries: 512 (order: 1, 12288 bytes, linear)
[ 0.282152] UDP hash table entries: 256 (order: 1, 12288 bytes, linear)
[ 0.282193] UDP-Lite hash table entries: 256 (order: 1, 12288 bytes, linear)
[ 0.282472] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 0.290264] RPC: Registered named UNIX socket transport module.
[ 0.290275] RPC: Registered udp transport module.
[ 0.290280] RPC: Registered tcp transport module.
[ 0.290283] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.290295] NET: Registered PF_XDP protocol family
[ 1.271762] Initialise system trusted keyrings
[ 1.272174] workingset: timestamp_bits=14 max_order=17 bucket_order=3
[ 1.282407] zbud: loaded
[ 1.285063] FS-Cache: Netfs 'nfs' registered for caching
[ 1.286340] NFS: Registering the id_resolver key type
[ 1.286393] Key type id_resolver registered
[ 1.286399] Key type id_legacy registered
[ 1.286581] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 1.286590] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
[ 1.286633] jffs2: version 2.2. (NAND) (SUMMARY) �© 2001-2006 Red Hat, Inc.
[ 1.287676] fuse: init (API version 7.34)
[ 1.381023] xor: automatically using best checksumming function neon
[ 1.381045] Key type asymmetric registered
[ 1.381051] Asymmetric key parser 'x509' registered
[ 1.381236] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
[ 1.381588] io scheduler mq-deadline registered
[ 1.386053] Serial: 8250/16550 driver, 6 ports, IRQ sharing disabled
[ 1.396032] usbcore: registered new interface driver smsc95xx
[ 1.398489] i2c_dev: i2c /dev entries driver
[ 1.398653] Driver for 1-wire Dallas network protocol.
Welcome to Debian GNU/Linux 11 (bullseye)!
[ 1.399743] softdog: initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0)
[ 1.399755] softdog: soft_reboot_cmd=<not set> soft_active_on_boot=0
[ 1.400666] cpuidle: enable-method property 'ti,am3352' found operations
[ 1.401333] sdhci: Secure Digital Host Controller Interface driver
[ 1.401341] sdhci: Copyright(c) Pierre Ossman
[ 1.401688] sdhci-pltfm: SDHCI platform and OF driver helper
[ 1.402729] hid: raw HID events driver (C) Jiri Kosina
[ 1.403082] usbcore: registered new interface driver usbhid
[ 1.403090] usbhid: USB HID core driver
[ 1.403595] drop_monitor: Initializing network drop monitor service
[ 1.404861] NET: Registered PF_INET6 protocol family
[ 1.410203] Segment Routing with IPv6
[ 1.410304] In-situ OAM (IOAM) with IPv6
[ 1.410463] mip6: Mobile IPv6
[ 1.410475] NET: Registered PF_PACKET protocol family
[ 1.410886] Key type dns_resolver registered
[ 1.410896] mpls_gso: MPLS GSO support
[ 1.411064] ThumbEE CPU extension supported.
[ 1.411083] Registering SWP/SWPB emulation handler
[ 1.411089] omap_voltage_late_init: Voltage driver support not added
[ 1.411367] PM: Cannot get wkup_m3_ipc handle
[ 1.412173] registered taskstats version 1
[ 1.412195] Loading compiled-in X.509 certificates
[ 1.412598] zswap: loaded using pool lzo/zbud
[ 1.413162] Key type .fscrypt registered
[ 1.413173] Key type fscrypt-provisioning registered
[ 1.421197] Btrfs loaded, crc32c=crc32c-generic, zoned=yes, fsverity=yes
[ 1.423115] Key type encrypted registered
[ 1.423138] AppArmor: AppArmor sha1 policy hashing enabled
[ 1.423192] ima: No TPM chip found, activating TPM-bypass!
[ 1.423262] ima: Allocated hash algorithm: sha256
[ 1.423355] ima: No architecture policies found
[ 1.423439] evm: Initialising EVM extended attributes:
[ 1.423444] evm: security.selinux
[ 1.423448] evm: security.SMACK64 (disabled)
[ 1.423452] evm: security.SMACK64EXEC (disabled)
[ 1.423456] evm: security.SMACK64TRANSMUTE (disabled)
[ 1.423460] evm: security.SMACK64MMAP (disabled)
[ 1.423463] evm: security.apparmor
[ 1.423467] evm: security.ima
[ 1.423470] evm: security.capability
[ 1.423473] evm: HMAC attrs: 0x1
[ 1.449754] remoteproc remoteproc0: wkup_m3 is available
[ 1.461797] pinctrl-single 44e10800.pinmux: 142 pins, size 568
[ 1.465893] ti-sysc: probe of 44e31000.target-module failed with error -16
[ 1.469241] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec
[ 1.471521] omap_rtc 44e3e000.rtc: already running
[ 1.473152] omap_rtc 44e3e000.rtc: registered as rtc0
[ 1.473200] omap_rtc 44e3e000.rtc: setting system clock to 2023-07-20T06:12:45 UTC (1689833565)
[ 1.478883] 48022000.serial: ttyS1 at MMIO 0x48022000 (irq = 25, base_baud = 3000000) is a 8250
[ 1.483577] ti-sysc: probe of 48040000.target-module failed with error -16
[ 1.495481] OMAP GPIO hardware version 0.1
[ 1.501015] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400
[ 1.506086] omap_i2c 4819c000.i2c: bus 2 rev0.11 at 100 kHz
[ 1.510249] 481a8000.serial: ttyS4 at MMIO 0x481a8000 (irq = 35, base_baud = 3000000) is a 8250
[ 1.526084] OF: graph: no port node found in /ocp/interconnect@48000000/segment@300000/target-module@e000/lcdc@0
[ 1.526503] OF: graph: no port node found in /ocp/interconnect@48000000/segment@300000/target-module@e000/lcdc@0
[ 1.527126] tilcdc 4830e000.lcdc: no encoders/connectors found
[ 1.536031] omap_rng 48310000.rng: Random Number Generator ver. 20
[ 1.541747] random: crng init done
[ 1.581486] davinci_mdio 4a101000.mdio: davinci mdio revision 1.6, bus freq 1000000
[ 1.583538] davinci_mdio 4a101000.mdio: phy[0]: device 4a101000.mdio:00, driver SMSC LAN8710/LAN8720
[ 1.583830] cpsw-switch 4a100000.switch: initialized cpsw ale version 1.4
[ 1.583842] cpsw-switch 4a100000.switch: ALE Table size 1024
[ 1.583933] cpsw-switch 4a100000.switch: cpts: overflow check period 1250 (jiffies)
[ 1.583945] cpsw-switch 4a100000.switch: CPTS: ref_clk_freq:250000000 calc_mult:2147483648 calc_shift:29 error:0 nsec/sec
[ 1.584040] cpsw-switch 4a100000.switch: Detected MACID = 3c:e4:b0:01:0c:a7
[ 1.586288] cpsw-switch 4a100000.switch: initialized (regs 0x4a100000, pool size 256) hw_ver:0019010C 1.12 (0)
[ 1.603019] debugfs: Directory '49000000.dma' with parent 'dmaengine' already present!
[ 1.603051] edma 49000000.dma: TI EDMA DMA engine driver
[ 1.608916] am335x-phy-driver 47401300.usb-phy: supply vcc not found, using dummy regulator
[ 1.609235] am335x-phy-driver 47401300.usb-phy: dummy supplies not allowed for exclusive requests
[ 1.616123] am335x-phy-driver 47401b00.usb-phy: supply vcc not found, using dummy regulator
[ 1.616405] am335x-phy-driver 47401b00.usb-phy: dummy supplies not allowed for exclusive requests
[ 1.639192] omap-sham 53100000.sham: hw accel on OMAP rev 4.3
[ 1.639385] omap-sham 53100000.sham: will run requests pump with realtime priority
[ 1.642793] omap-aes 53500000.aes: OMAP AES hw accel rev: 3.2
[ 1.643154] omap-aes 53500000.aes: will run requests pump with realtime priority
[ 1.648886] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[ 1.654106] l3-aon-clkctrl:0000:0: failed to disable
[ 1.655328] OF: graph: no port node found in /fb@4830e000
[ 1.655627] OF: graph: no port node found in /fb@4830e000
[ 1.655743] tilcdc 4830e000.fb: failed to get functional clock
[ 1.655803] ------------[ cut here ]------------
[ 1.655809] WARNING: CPU: 0 PID: 9 at drivers/clk/clk.c:4345 tilcdc_fini+0x53/0x88
[ 1.655838] Modules linked in:
[ 1.655851] CPU: 0 PID: 9 Comm: kworker/u2:0 Not tainted 5.15.95-bone-rt-r34 #1
[ 1.655863] Hardware name: Generic AM33XX (Flattened Device Tree)
[ 1.655872] Workqueue: events_unbound deferred_probe_work_func
[ 1.655897] [<c010bbbd>] (unwind_backtrace) from [<c01096dd>] (show_stack+0x11/0x14)
[ 1.655923] [<c01096dd>] (show_stack) from [<c0aad845>] (dump_stack_lvl+0x19/0x1e)
[ 1.655954] [<c0aad845>] (dump_stack_lvl) from [<c01228f3>] (__warn+0xbb/0xbc)
[ 1.655979] [<c01228f3>] (__warn) from [<c0aa60e1>] (warn_slowpath_fmt+0x41/0x7c)
[ 1.655996] [<c0aa60e1>] (warn_slowpath_fmt) from [<c074bc17>] (tilcdc_fini+0x53/0x88)
[ 1.656012] [<c074bc17>] (tilcdc_fini) from [<c074be41>] (tilcdc_init.constprop.0+0x181/0x498)
[ 1.656027] [<c074be41>] (tilcdc_init.constprop.0) from [<c074c18f>] (tilcdc_pdev_probe+0x37/0x74)
[ 1.656040] [<c074c18f>] (tilcdc_pdev_probe) from [<c07608df>] (platform_probe+0x43/0x84)
[ 1.656059] [<c07608df>] (platform_probe) from [<c075e9db>] (really_probe+0x9b/0x334)
[ 1.656073] [<c075e9db>] (really_probe) from [<c075ece9>] (__driver_probe_device+0x75/0x178)
[ 1.656086] [<c075ece9>] (__driver_probe_device) from [<c075ee23>] (driver_probe_device+0x37/0x9c)
[ 1.656099] [<c075ee23>] (driver_probe_device) from [<c075f275>] (__device_attach_driver+0x65/0xc0)
[ 1.656112] [<c075f275>] (__device_attach_driver) from [<c075d0cd>] (bus_for_each_drv+0x4d/0x80)
[ 1.656136] [<c075d0cd>] (bus_for_each_drv) from [<c075eff7>] (__device_attach+0x73/0x15c)
[ 1.656151] [<c075eff7>] (__device_attach) from [<c075de0b>] (bus_probe_device+0x5b/0x60)
[ 1.656167] [<c075de0b>] (bus_probe_device) from [<c075e613>] (deferred_probe_work_func+0x7f/0xac)
[ 1.656182] [<c075e613>] (deferred_probe_work_func) from [<c013779b>] (process_one_work+0x133/0x3e0)
[ 1.656207] [<c013779b>] (process_one_work) from [<c0137f0f>] (worker_thread+0x17f/0x42c)
[ 1.656224] [<c0137f0f>] (worker_thread) from [<c013cb73>] (kthread+0x123/0x14c)
[ 1.656245] [<c013cb73>] (kthread) from [<c0100139>] (ret_from_fork+0x11/0x38)
[ 1.656259] Exception stack(0xc19a1fb0 to 0xc19a1ff8)
[ 1.656268] 1fa0: 00000000 00000000 00000000 00000000
[ 1.656277] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 1.656285] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000
[ 1.656292] ---[ end trace 0000000000000002 ]---
[ 1.659596] PM: Cannot get wkup_m3_ipc handle
[ 1.662440] 44e09000.serial: ttyS0 at MMIO 0x44e09000 (irq = 19, base_baud = 3000000) is a 8250
[ 1.662754] printk: console [ttyS0]: printing thread started
[ 1.662777] printk: console [ttyS0] enabled
[ 1.693803] tps65217-pmic: Failed to locate of_node [id: -1]
[ 1.702924] tps65217-bl: Failed to locate of_node [id: -1]
[ 1.705876] tps65217 0-0024: TPS65217 ID 0xe version 1.2
[ 1.707563] at24 0-0050: 32768 byte 24c256 EEPROM, writable, 1 bytes/write
[ 1.707699] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz
[ 1.718750] OF: graph: no port node found in /ocp/interconnect@48000000/segment@300000/target-module@e000/lcdc@0
[ 1.719090] OF: graph: no port node found in /ocp/interconnect@48000000/segment@300000/target-module@e000/lcdc@0
[ 1.720331] omap_gpio 44e07000.gpio: Could not set line 6 debounce to 200000 microseconds (-22)
[ 1.720350] sdhci-omap 48060000.mmc: Got CD GPIO
[ 1.720508] sdhci-omap 48060000.mmc: supply vqmmc not found, using dummy regulator
[ 1.722126] remoteproc remoteproc0: powering up wkup_m3
[ 1.722152] remoteproc remoteproc0: Booting fw image am335x-pm-firmware.elf, size 217148
[ 1.722373] remoteproc remoteproc0: remote processor wkup_m3 is now up
[ 1.722438] wkup_m3_ipc 44e11324.wkup_m3_ipc: CM3 Firmware Version = 0x192
[ 1.723841] [drm] Initialized tilcdc 1.0.0 20121205 for 4830e000.lcdc on minor 0
[ 1.753001] mmc0: SDHCI controller on 48060000.mmc [48060000.mmc] using External DMA
[ 1.782075] Console: switching to colour frame buffer device 100x30
[ 1.787633] mmc0: new high speed SDHC card at address 0007
[ 1.788880] mmcblk0: mmc0:0007 SD32G 29.0 GiB
[ 1.792599] mmcblk0: p1
[ 1.805109] tilcdc 4830e000.lcdc: [drm] fb0: tilcdcdrmfb frame buffer device
[ 1.839395] musb-hdrc musb-hdrc.1: MUSB HDRC host driver
[ 1.839439] musb-hdrc musb-hdrc.1: new USB bus registered, assigned bus number 1
[ 1.839724] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 1.839739] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.839748] usb usb1: Product: MUSB HDRC host driver
[ 1.839755] usb usb1: Manufacturer: Linux 5.15.95-bone-rt-r34 musb-hcd
[ 1.839762] usb usb1: SerialNumber: musb-hdrc.1
[ 1.840640] hub 1-0:1.0: USB hub found
[ 1.840696] hub 1-0:1.0: 1 port detected
[ 1.855072] PM: bootloader does not support rtc-only!
[ 1.855637] tps6521x_pwrbutton tps65217-pwrbutton: DMA mask not set
[ 1.856619] input: tps65217_pwrbutton as /devices/platform/ocp/44c00000.interconnect/44c00000.interconnect:segment@200000/44e0b000.target-module/44e0b000.i2c/i2c-0/0-
0024/tps65217-pwrbutton/input/input0
[ 1.873524] input: gpio_input as /devices/platform/gpio_input/input/input1
[ 1.914594] EXT4-fs (mmcblk0p1): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[ 1.914713] VFS: Mounted root (ext4 filesystem) readonly on device 179:1.
[ 1.924848] devtmpfs: mounted
[ 1.938787] Freeing unused kernel image (initmem) memory: 1024K
[ 1.945513] Checked W+X mappings: passed, no W+X pages found
[ 1.945548] Run /sbin/init as init process
[ 1.979081] Not activating Mandatory Access Control as /sbin/tomoyo-init does not exist.
[ 2.759325] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +AC
L +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
[ 2.760189] systemd[1]: Detected architecture arm.
[ 2.793866] systemd[1]: Set hostname to <arm>.
[ 4.080032] systemd-fstab-generator[168]: Failed to create unit file /run/systemd/generator/-.mount, as it already exists. Duplicate entry in /etc/fstab?
[ 4.080232] systemd-fstab-generator[168]: Failed to create unit file /run/systemd/generator/-.mount, as it already exists. Duplicate entry in /etc/fstab?
[ 4.334910] systemd[164]: /lib/systemd/system-generators/systemd-fstab-generator failed with exit status 1.
[ 5.224558] systemd[1]: Queued start job for default target Graphical Interface.
[ OK ] Created slice system-getty.slice 5.240519] systemd[1]: Created slice system-getty.slice.
m.
[ OK ] Created slice system-modprobe.slice[ 5.264788] systemd[1]: Created slice system-modprobe.slice.
.
[ 5.289214] systemd[1]: Created slice system-serial\x2dgetty.slice.
[ OK ] Created slice system-serial\x2dgetty.slice.
[ OK ] Created slice User and Session Slic[ 5.316441] systemd[1]: Created slice User and Session Slice.
e.
[ OK ] Started Dispatch Password �…ts to [ 5.338825] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
Console Directory Watch.
[ OK ] Started Forward Password R�…uests [ 5.362706] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
to Wall Directory Watch.
[ OK ] Set up automount Arbitrary�…s File[ 5.387663] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
System Automount Point.
[ OK ] Reached target Local Encrypted Volu[ 5.414492] systemd[1]: Reached target Local Encrypted Volumes.
mes.
[ OK ] Reached target Paths.[ 5.438580] systemd[1]: Reached target Paths.
[ OK ] Reached target Remote File Systems 5.458232] systemd[1]: Reached target Remote File Systems.
[0m.
[ OK ] Reached target Slices.[ 5.482170] systemd[1]: Reached target Slices.
[ OK ] Reached target Swap.[ 5.502366] systemd[1]: Reached target Swap.
[ OK ] Listening on Syslog Socket.[ 5.534178] systemd[1]: Listening on Syslog Socket.
[ OK ] Listening on fsck to fsckd communic[ 5.555196] systemd[1]: Listening on fsck to fsckd communication Socket.
ation Socket.
[ OK ] Listening on initctl Compatibility [ 5.578859] systemd[1]: Listening on initctl Compatibility Named Pipe.
Named Pipe.
[ OK ] Listening on Journal Audit Socket 5.603719] systemd[1]: Listening on Journal Audit Socket.
0m.
[ OK ] Listening on Journal Socket (/dev/l[ 5.627239] systemd[1]: Listening on Journal Socket (/dev/log).
og).
[ OK ] Listening on Journal Socket.[ 5.651534] systemd[1]: Listening on Journal Socket.
[ OK ] Listening on udev Control Socket 5.675674] systemd[1]: Listening on udev Control Socket.
m.
[ OK ] Listening on udev Kernel Socket[ 5.699118] systemd[1]: Listening on udev Kernel Socket.
.
[ 5.723363] systemd[1]: Condition check resulted in Huge Pages File System being skipped.
Mounting POSIX Message Queue File System..[ 5.738665] systemd[1]: Mounting POSIX Message Queue File System...
.
Mounting Kernel Debug File System...[ 5.780582] systemd[1]: Mounting Kernel Debug File System...
[ 5.826698] systemd[1]: Mounting Kernel Trace File System...
Mounting Kernel Trace File System...
Starting Restore / save the current clock.[ 5.883200] systemd[1]: Starting Restore / save the current clock...
..
Starting Create list of st�…odes for the curr[ 5.928903] systemd[1]: Starting Create list of static device nodes for the current kernel...
ent kernel...
Starting Load Kernel Module configfs...[ 5.999665] systemd[1]: Starting Load Kernel Module configfs...
Starting Load Kernel Module drm...[ 6.046988] systemd[1]: Starting Load Kernel Module drm...
Starting Load Kernel Module fuse...[ 6.094975] systemd[1]: Starting Load Kernel Module fuse...
[ 6.126716] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
[ 6.147819] systemd[1]: Starting File System Check on Root Device...
Starting File System Check on Root Device...
Starting Journal Service...[ 6.215606] systemd[1]: Starting Journal Service...
Starting Load Kernel Modules...[ 6.264650] systemd[1]: Starting Load Kernel Modules...
Starting Coldplug All udev Devices...[ 6.347043] systemd[1]: Starting Coldplug All udev Devices...
[ OK ] Mounted POSIX Message Queue File Sy[ 6.445115] systemd[1]: Mounted POSIX Message Queue File System.
stem.
[ OK ] Mounted Kernel Debug File System 6.463536] systemd[1]: Mounted Kernel Debug File System.
m.
[ OK ] Mounted Kernel Trace File System 6.488815] systemd[1]: Mounted Kernel Trace File System.
m.
[ OK ] Finished Restore / save the current[ 6.535313] systemd[1]: Finished Restore / save the current clock.
clock.
[ OK ] Finished Create list of st�… nodes[ 6.582951] systemd[1]: Finished Create list of static device nodes for the current kernel.
for the current kernel.
[ OK ] Finished Load Kernel Module configf[ 6.614190] systemd[1]: modprobe@configfs.service: Succeeded.
s.
[ OK ] Finished Load Kernel Module drm[ 6.638635] systemd[1]: Finished Load Kernel Module configfs.
.
[ 6.671319] systemd[1]: modprobe@drm.service: Succeeded.
[ OK ] Finished Load Kernel Module fuse 6.686030] systemd[1]: Finished Load Kernel Module drm.
m.
[ 6.725388] systemd[1]: modprobe@fuse.service: Succeeded.
[ 6.741991] systemd[1]: Finished Load Kernel Module fuse.
[ OK ] Finished File System Check on Root [ 6.805916] systemd[1]: Finished File System Check on Root Device.
Device.
[ OK ] Finished Load Kernel Modules.[ 6.857999] systemd[1]: Finished Load Kernel Modules.
Mounting FUSE Control File System...[ 6.898357] systemd[1]: Mounting FUSE Control File System...
Mounting Kernel Configuration File System.[ 6.978321] systemd[1]: Mounting Kernel Configuration File System...
..
[ OK ] Started File System Check Daemon to[ 7.064980] systemd[1]: Started File System Check Daemon to report status.
report status.
Starting Remount Root and Kernel File Systems 7.152358] systemd[1]: Starting Remount Root and Kernel File Systems...
[0m...
Starting Apply Kernel Variables...[ 7.218934] systemd[1]: Starting Apply Kernel Variables...
[ OK ] Mounted FUSE Control File System 7.297719] systemd[1]: Mounted FUSE Control File System.
m.
[ 7.319365] systemd[1]: Mounted Kernel Configuration File System.
[ OK ] Mounted Kernel Configuration File System.
[ OK ] Finished Apply Kernel Variables[ 7.557984] systemd[1]: Finished Apply Kernel Variables.
.
[ OK ] Started Journal Service.[ 7.643598] systemd[1]: Started Journal Service.
[ 7.685251] EXT4-fs (mmcblk0p1): re-mounted. Opts: errors=remount-ro. Quota mode: none.
[ 7.689668] EXT4-fs (mmcblk0p1): re-mounted. Opts: errors=remount-ro. Quota mode: none.
[ OK ] Finished Remount Root and Kernel Fi[ 7.691146] EXT4-fs (mmcblk0p1): re-mounted. Opts: errors=remount-ro. Quota mode: none.
le Systems.
Starting Flush Journal to Persistent Storage...
Starting Load/Save Random Seed...
Starting Create System Users...
[ 8.058847] systemd-journald[190]: Received client request to flush runtime journal.
[ OK ] Finished Load/Save Random Seed.
[ OK ] Finished Create System Users.
Starting Create Static Device Nodes in /dev...
[ OK ] Finished Create Static Device Nodes in /dev.
[ OK ] Reached target Local File Systems (Pre).
[ OK ] Reached target Local File Systems.
Starting Rule-based Manage�…for Device Events and Files...
[ OK ] Finished Coldplug All udev Devices.
Starting Helper to synchronize boot up for ifupdown...
[ OK ] Finished Flush Journal to Persistent Storage.
Starting Create Volatile Files and Directories...
[ OK ] Started Rule-based Manager for Device Events and Files.
[ OK ] Finished Create Volatile Files and Directories.
Starting Network Time Synchronization...
Starting Update UTMP about System Boot/Shutdown...
[ OK ] Finished Update UTMP about System Boot/Shutdown.
[ OK ] Started Network Time Synchronization.
[ OK ] Reached target System Initialization.
[ OK ] Started Daily Cleanup of Temporary Directories.
[ OK ] Reached target System Time Set.
[ OK ] Reached target System Time Synchronized.
[ OK ] Started Periodic ext4 Onli�…ata Check for All Filesystems.
[ OK ] Started Discard unused blocks once a week.
[ OK ] Started Daily rotation of log files.
[ OK ] Reached target Timers.
[ OK ] Listening on Avahi mDNS/DNS-SD Stack Activation Socket.
[ OK ] Listening on D-Bus System Message Bus Socket.
[ OK ] Reached target Sockets.
[ OK ] Reached target Basic System.
Starting Avahi mDNS/DNS-SD Stack...
[ OK ] Started Regular background program processing daemon.
[ OK ] Started D-Bus System Message Bus.
Starting Network Manager...
Starting Remove Stale Onli�…t4 Metadata Check Snapshots...
Starting Authorization Manager...
Starting System Logging Service...
Starting User Login Management...
Starting WPA supplicant...
[ OK ] Started System Logging Service.
[ OK ] Started Avahi mDNS/DNS-SD Stack.
[ OK ] Started WPA supplicant.
[ OK ] Started Authorization Manager.
Starting Modem Manager...
[ OK ] Finished Remove Stale Onli�…ext4 Metadata Check Snapshots.
[ OK ] Started Network Manager.
Starting Hostname Service...
[ OK ] Started User Login Management.
[ OK ] Started Modem Manager.
[ OK ] Started Hostname Service.
Starting Network Manager Script Dispatcher Service...
[ OK ] Started Network Manager Script Dispatcher Service.
[ OK ] Found device /dev/ttyS0.
[ OK ] Reached target Hardware activated USB gadget.
[ OK ] Listening on Load/Save RF �…itch Status /dev/rfkill Watch.
[ 23.145864] remoteproc remoteproc1: 4a334000.pru is available
[ 23.182367] remoteproc remoteproc2: 4a338000.pru is available
[ OK ] Finished Helper to synchronize boot up for ifupdown.
Starting Raise network interfaces...
[ 24.006874] cpsw-switch 4a100000.switch: starting ndev. mode: dual_mac
[ 24.099666] SMSC LAN8710/LAN8720 4a101000.mdio:00: attached PHY driver (mii_bus:phy_addr=4a101000.mdio:00, irq=POLL)
[ 26.178458] cpsw-switch 4a100000.switch eth0: Link is Up - 100Mbps/Full - flow control off
[ 26.178533] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ OK ] Finished Raise network interfaces.
[ OK ] Reached target Network.
Starting A high performanc�… and a reverse proxy server...
Starting OpenBSD Secure Shell server...
Starting Permit User Sessions...
[ OK ] Finished Permit User Sessions.
[ OK ] Started Getty on tty1.
[ OK ] Started Serial Getty on ttyS0.
[ OK ] Reached target Login Prompts.
[ OK ] Started OpenBSD Secure Shell server.
[ OK ] Started A high performance�…er and a reverse proxy server.
[ OK ] Reached target Multi-User System.
[ OK ] Reached target Graphical Interface.
Starting Update UTMP about System Runlevel Changes...
[ OK ] Finished Update UTMP about System Runlevel Changes.
Debian GNU/Linux 11 arm ttyS0
dmesg | grep pinctrl-single
[ 1.515214] pinctrl-single 44e10800.pinmux: 142 pins, size 568
[ 1.918423] pinctrl-single 44e10800.pinmux: pin PIN56 already requested by ocp:P8_27_pinmux; cannot claim for panel
[ 1.918441] pinctrl-single 44e10800.pinmux: pin-56 (panel) status -22
[ 1.918452] pinctrl-single 44e10800.pinmux: could not request pin 56 (PIN56) from group mylcdc1_pins_default on device pinctrl-single
[ 1.924395] pinctrl-single 44e10800.pinmux: pin PIN14 already requested by ocp:P8_16_pinmux; cannot claim for gpio_output
[ 1.924419] pinctrl-single 44e10800.pinmux: pin-14 (gpio_output) status -22
[ 1.924430] pinctrl-single 44e10800.pinmux: could not request pin 14 (PIN14) from group gpio_output on device pinctrl-single
[ 2.109276] pinctrl-single 44e10800.pinmux: pin PIN38 already requested by ocp:P8_10_pinmux; cannot claim for gpio_input
[ 2.109301] pinctrl-single 44e10800.pinmux: pin-38 (gpio_input) status -22
[ 2.109312] pinctrl-single 44e10800.pinmux: could not request pin 38 (PIN38) from group gpio_input on device pinctrl-single
I fixed all these errors by commenting enable_uboot_cape_universal=1 in /boot/uEnv.txt
debian@arm:~$ dmesg | grep pinctrl-single
[ 1.461765] pinctrl-single 44e10800.pinmux: 142 pins, size 568
debian@arm:~$
But now also SPI status is same, it is not writing values and i’m not getting sclk.
Thanks,
Anusha