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Usb_otg boot for imx6ul

Question asked by ANKIT KUMAR SINGH on Mar 31, 2017
Latest reply on Apr 4, 2017 by ANKIT KUMAR SINGH

For test  i using the imx_usb_loader . from Booting Linux through USB on the i.MX6 sabre sd platform in a few commands 

i am getting following error in the console log 

 

U-Boot 2016.03-imx_v2016.03_4.1.15_2.0.0_ga+g0ec2a01 (Mar 31 2017 - 14:27:34 +0530)

CPU: Freescale i.MX6UL rev1.1 528 MHz (running at 396 MHz)
CPU: Automotive temperature grade (-40C to 125C) at 48C
Reset cause: POR
Board: MX6UL 0.1-dev J2
I2C: ready
DRAM: 512 MiB
u-boot-imx: PMIC: PFUZE3001 DEV_ID=0x31 REV_ID=0x11
MMC: FSL_SDHC: 0, FSL_SDHC: 1
MMC: no card present
*** Warning - MMC init failed, using default environment

Display: TFT43AB (480x272)
Video: 480x272x24
In: serial
Out: serial
Err: serial
MMC: no card present
Net: Checking ethernet configuration in fuse
eth_init: base_mii = addr = [2188000]
eth_init: fec_probe(bd, -1, 0) @ 02188000
FEC [PRIME]
Error: FEC address not set.

Boot from USB for mfgtools
Use default environment for mfgtools
Run bootcmd_mfg: run mfgtool_args;bootz ${loadaddr} ${initrd_addr} ${fdt_addr};
Hit any key to stop autoboot: 0
Kernel image @ 0x80800000 [ 0x000000 - 0x6419f0 ]
## Loading init Ramdisk from Legacy Image at 83800000 ...
Image Name: juicero-image-imx6ulj2
Image Type: ARM Linux RAMDisk Image (uncompressed)
Data Size: 48843243 Bytes = 46.6 MiB
Load Address: 00000000
Entry Point: 00000000
Verifying Checksum ... OK
## Flattened Device Tree blob at 83000000
Booting using the fdt blob at 0x83000000
Using Device Tree in place at 83000000, end 8300bfa6
Modify /soc/aips-bus@02000000/bee@02044000:status disabled
ft_system_setup for mx6

Starting kernel ...

Booting Linux on physical CPU 0x0
Linux version 4.1.15-2.0.0+gb63f3f5 (firstview@firstview-PowerEdge-T20) (gcc version 5.3.0 (GCC) ) #1 SMP PREEMPT Mon Mar 20 21:00:03 IST 2017
CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c53c7d
CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
Machine model: Freescale i.MX6 UltraLite J2 Board
Reserved memory: created CMA memory pool at 0x8c000000, size 320 MiB
Reserved memory: initialized node linux,cma, compatible id shared-dma-pool
Memory policy: Data cache writealloc
PERCPU: Embedded 12 pages/cpu @8bb31000 s16908 r8192 d24052 u49152
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 130048
Kernel command line: console=ttymxc0,115200 rdinit=/linuxrc g_mass_storage.stall=0 g_mass_storage.removable=1 g_mass_storage.file=/fat g_mass_storage.ro=1 g_mass_storage.idVendor=0x066F g_mass_storage.idProduct=0x37FF g_mass_storage.iSerialNumber=
PID hash table entries: 2048 (order: 1, 8192 bytes)
Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
Memory: 131072K/524288K available (8265K kernel code, 415K rwdata, 2912K rodata, 428K init, 434K bss, 65536K reserved, 327680K cma-reserved, 0K highmem)
Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
vmalloc : 0xa0800000 - 0xff000000 (1512 MB)
lowmem : 0x80000000 - 0xa0000000 ( 512 MB)
pkmap : 0x7fe00000 - 0x80000000 ( 2 MB)
modules : 0x7f000000 - 0x7fe00000 ( 14 MB)
.text : 0x80008000 - 0x80af268c (11178 kB)
.init : 0x80af3000 - 0x80b5e000 ( 428 kB)
.data : 0x80b5e000 - 0x80bc5f40 ( 416 kB)
.bss : 0x80bc8000 - 0x80c34870 ( 435 kB)
SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
Preemptible hierarchical RCU implementation.
Additional per-CPU info printed with stalls.
RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=1.
RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1
NR_IRQS:16 nr_irqs:16 16
mxc_clocksource_init 24000000
Switching to timer-based delay loop, resolution 41ns
sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
clocksource mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
Console: colour dummy device 80x30
Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
CPU: Testing write buffer coherency: ok
/cpus/cpu@0 missing clock-frequency property
CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
Setting up static identity map for 0x80008280 - 0x800082d8
Brought up 1 CPUs
SMP: Total of 1 processors activated (48.00 BogoMIPS).
CPU: All CPU(s) started in SVC mode.
devtmpfs: initialized
device-tree: Duplicate name in lcdif@021c8000, renamed to "display#1"
VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
pinctrl core: initialized pinctrl subsystem
NET: Registered protocol family 16
DMA: preallocated 256 KiB pool for atomic coherent allocations
cpuidle: using governor ladder
cpuidle: using governor menu
hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
hw-breakpoint: maximum watchpoint size is 8 bytes.
imx6ul-pinctrl 20e0000.iomuxc: initialized IMX pinctrl driver
mxs-dma 1804000.dma-apbh: initialized
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
i2c i2c-0: IMX I2C adapter registered
i2c i2c-0: can't use DMA
i2c i2c-1: IMX I2C adapter registered
i2c i2c-1: can't use DMA
i2c i2c-3: IMX I2C adapter registered
i2c i2c-3: can't use DMA
Linux video capture interface: v2.00
pps_core: LinuxPPS API ver. 1 registered
pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
PTP clock support registered
MIPI CSI2 driver module loaded
Advanced Linux Sound Architecture Driver Initialized.
Bluetooth: Core ver 2.20
NET: Registered protocol family 31
Bluetooth: HCI device and connection manager initialized
Bluetooth: HCI socket layer initialized
Bluetooth: L2CAP socket layer initialized
Bluetooth: SCO socket layer initialized
Switched to clocksource mxc_timer1
NET: Registered protocol family 2
TCP established hash table entries: 4096 (order: 2, 16384 bytes)
TCP bind hash table entries: 4096 (order: 3, 32768 bytes)
TCP: Hash tables configured (established 4096 bind 4096)
UDP hash table entries: 256 (order: 1, 8192 bytes)
UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
NET: Registered protocol family 1
RPC: Registered named UNIX socket transport module.
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
RPC: Registered tcp NFSv4.1 backchannel transport module.
Trying to unpack rootfs image as initramfs...
rootfs image is not initramfs (write error); looks like an initrd
/initrd.image: incomplete write (-28 != 48843243)
Freeing initrd memory: 47700K (83800000 - 86695000)
imx rpmsg driver is registered.
Bus freq driver module loaded
futex hash table entries: 256 (order: 2, 16384 bytes)
VFS: Disk quotas dquot_6.6.0
VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
NFS: Registering the id_resolver key type
Key type id_resolver registered
Key type id_legacy registered
jffs2: version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
fuse init (API version 7.23)
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
imx-weim 21b8000.weim: Driver registered.
backlight supply power not found, using dummy regulator
MIPI DSI driver module loaded
MIPI DSI driver module loaded
21c8000.lcdif supply lcd not found, using dummy regulator
mxsfb 21c8000.lcdif: failed to find mxc display driver
Console: switching to colour frame buffer device 60x34
mxsfb 21c8000.lcdif: initialized
imx-sdma 20ec000.sdma: no event needs to be remapped
imx-sdma 20ec000.sdma: loaded firmware 3.3
imx-sdma 20ec000.sdma: initialized
pfuze100-regulator 0-0008: Full layer: 1, Metal layer: 1
pfuze100-regulator 0-0008: FAB: 0, FIN: 0
pfuze100-regulator 0-0008: pfuze3000 found.
2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 19, base_baud = 5000000) is a IMX
console [ttymxc0] enabled
21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 231, base_baud = 5000000) is a IMX
21ec000.serial: ttymxc2 at MMIO 0x21ec000 (irq = 232, base_baud = 5000000) is a IMX
imx sema4 driver is registered.
[drm] Initialized drm 1.1.0 20060810
[drm] Initialized vivante 1.0.0 20120216 on minor 0
brd: module loaded
loop: module loaded
spi_gpio spi4: gpio-miso property not found, switching to no-rx mode
spi_gpio spi3: gpio-sck property not found
spi_gpio: probe of spi3 failed with error -2
2188000.ethernet supply phy not found, using dummy regulator
pps pps0: new PPS source ptp0
fec 2188000.ethernet (unnamed net_device) (uninitialized): Invalid MAC address: 00:00:00:00:00:00
fec 2188000.ethernet (unnamed net_device) (uninitialized): Using random MAC address: 66:0e:e9:2a:36:d2
libphy: fec_enet_mii_bus: probed
fec 2188000.ethernet eth0: registered PHC device 0
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ehci-mxc: Freescale On-Chip EHCI Host driver
usbcore: registered new interface driver usb-storage
usbcore: registered new interface driver usb_ehset_test
2184800.usbmisc supply vbus-wakeup not found, using dummy regulator
2184000.usb supply vbus not found, using dummy regulator
2184200.usb supply vbus not found, using dummy regulator
ci_hdrc ci_hdrc.1: EHCI Host Controller
ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1
ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
mousedev: PS/2 mouse device common for all mice
input: 20cc000.snvs:snvs-powerkey as /devices/platform/soc/2000000.aips-bus/20cc000.snvs/20cc000.snvs:snvs-powerkey/input/input0
input: iMX6UL TouchScreen Controller as /devices/platform/soc/2000000.aips-bus/2040000.tsc/input/input1
rtc-pcf8523 0-0068: rtc core: registered rtc-pcf8523 as rtc0
snvs_rtc 20cc000.snvs:snvs-rtc-lp: rtc core: registered 20cc000.snvs:snvs-r as rtc1
i2c /dev entries driver
IR NEC protocol handler initialized
IR RC5(x/sz) protocol handler initialized
IR RC6 protocol handler initialized
IR JVC protocol handler initialized
IR Sony protocol handler initialized
IR SANYO protocol handler initialized
IR Sharp protocol handler initialized
IR MCE Keyboard/mouse protocol handler initialized
IR XMP protocol handler initialized
pxp-v4l2 pxp_v4l2: initialized
imx2-wdt 20bc000.wdog: use WDOG_B to reboot.
imx2-wdt 20bc000.wdog: timeout 60 sec (nowayout=0)
Bluetooth: HCI UART driver ver 2.3
Bluetooth: HCI UART protocol H4 registered
Bluetooth: HCI UART protocol BCSP registered
Bluetooth: HCI UART protocol ATH3K registered
usbcore: registered new interface driver bcm203x
usbcore: registered new interface driver btusb
usbcore: registered new interface driver ath3k
sdhci: Secure Digital Host Controller Interface driver
sdhci: Copyright(c) Pierre Ossman
sdhci-pltfm: SDHCI platform and OF driver helper
/soc/aips-bus@02100000/usdhc@02190000: voltage-ranges unspecified
sdhci-esdhc-imx 2190000.usdhc: Got CD GPIO
sdhci-esdhc-imx 2190000.usdhc: No vqmmc regulator found
mmc0: SDHCI controller on 2190000.usdhc [2190000.usdhc] using ADMA
/soc/aips-bus@02100000/usdhc@02194000: voltage-ranges unspecified
sdhci-esdhc-imx 2194000.usdhc: could not get ultra high speed state, work on normal mode
sdhci-esdhc-imx 2194000.usdhc: No vmmc regulator found
sdhci-esdhc-imx 2194000.usdhc: No vqmmc regulator found
mmc1: SDHCI controller on 2194000.usdhc [2194000.usdhc] using ADMA
caam 2140000.caam: Entropy delay = 3200
caam 2140000.caam: Instantiated RNG4 SH0
caam 2140000.caam: Instantiated RNG4 SH1
caam 2140000.caam: device ID = 0x0a16030000000000 (Era -524)
caam 2140000.caam: job rings = 3, qi = 0
caam algorithms registered in /proc/crypto
caam_jr 2141000.jr0: registering rng-caam
platform caam_sm: blkkey_ex: 8 keystore units available
platform caam_sm: 64-bit clear key:
platform caam_sm: [0000] 00 01 02 03 04 0f 06 07
platform caam_sm: 64-bit black key:
platform caam_sm: [0000] d0 0b 3c ab 91 0a 06 81
platform caam_sm: [0008] 6e 44 95 15 54 8b b8 ba
platform caam_sm: 128-bit clear key:
platform caam_sm: [0000] 00 01 02 03 04 0f 06 07
platform caam_sm: [0008] 08 09 0a 0b 0c 0d 0e 0f
platform caam_sm: 128-bit black key:
platform caam_sm: [0000] 76 34 6b 7e c9 05 c0 39
platform caam_sm: [0008] 85 45 ae c3 5a cd 71 d9
platform caam_sm: 192-bit clear key:
platform caam_sm: [0000] 00 01 02 03 04 0f 06 07
platform caam_sm: [0008] 08 09 0a 0b 0c 0d 0e 0f
platform caam_sm: [0016] 10 11 12 13 14 15 16 17
platform caam_sm: 192-bit black key:
platform caam_sm: [0000] f6 a4 b6 c2 6a 8b 86 51
platform caam_sm: [0008] 34 b6 05 de 09 3c f5 e3
platform caam_sm: [0016] fe 69 80 c9 ab e0 8d a9
platform caam_sm: [0024] 89 9a 2a 69 a9 26 ca 45
platform caam_sm: 256-bit clear key:
platform caam_sm: [0000] 00 01 02 03 04 0f 06 07
platform caam_sm: [0008] 08 09 0a 0b 0c 0d 0e 0f
platform caam_sm: [0016] 10 11 12 13 14 15 16 17
platform caam_sm: [0024] 18 19 1a 1b 1c 1d 1e 1f
platform caam_sm: 256-bit black key:
platform caam_sm: [0000] 83 d0 21 2f b4 52 ae ba
platform caam_sm: [0008] 35 a1 ce c0 fa 38 f5 08
platform caam_sm: [0016] 9c 01 31 95 3b b0 26 f8
platform caam_sm: [0024] bd 7c 76 45 b4 36 ae b9
platform caam_sm: 64-bit unwritten blob:
platform caam_sm: [0000] 00 00 00 00 00 00 00 00
platform caam_sm: [0008] 00 00 00 00 00 00 00 00
platform caam_sm: [0016] 00 00 00 00 00 00 00 00
platform caam_sm: [0024] 00 00 00 00 00 00 00 00
platform caam_sm: [0032] 00 00 00 00 00 00 00 00
platform caam_sm: [0040] 00 00 00 00 00 00 00 00
platform caam_sm: [0048] 00 00 00 00 00 00 00 00
platform caam_sm: [0056] 00 00 00 00 00 00 00 00
platform caam_sm: [0064] 00 00 00 00 00 00 00 00
platform caam_sm: [0072] 00 00 00 00 00 00 00 00
platform caam_sm: [0080] 00 00 00 00 00 00 00 00
platform caam_sm: [0088] 00 00 00 00 00 00 00 00
platform caam_sm: 128-bit unwritten blob:
platform caam_sm: [0000] 00 00 00 00 00 00 00 00
platform caam_sm: [0008] 00 00 00 00 00 00 00 00
platform caam_sm: [0016] 00 00 00 00 00 00 00 00
platform caam_sm: [0024] 00 00 00 00 00 00 00 00
platform caam_sm: [0032] 00 00 00 00 00 00 00 00
platform caam_sm: [0040] 00 00 00 00 00 00 00 00
platform caam_sm: [0048] 00 00 00 00 00 00 00 00
platform caam_sm: [0056] 00 00 00 00 00 00 00 00
platform caam_sm: [0064] 00 00 00 00 00 00 00 00
platform caam_sm: [0072] 00 00 00 00 00 00 00 00
platform caam_sm: [0080] 00 00 00 00 00 00 00 00
platform caam_sm: [0088] 00 00 00 00 00 00 00 00
platform caam_sm: 196-bit unwritten blob:
platform caam_sm: [0000] 00 00 00 00 00 00 00 00
platform caam_sm: [0008] 00 00 00 00 00 00 00 00
platform caam_sm: [0016] 00 00 00 00 00 00 00 00
platform caam_sm: [0024] 00 00 00 00 00 00 00 00
platform caam_sm: [0032] 00 00 00 00 00 00 00 00
platform caam_sm: [0040] 00 00 00 00 00 00 00 00
platform caam_sm: [0048] 00 00 00 00 00 00 00 00
platform caam_sm: [0056] 00 00 00 00 00 00 00 00
platform caam_sm: [0064] 00 00 00 00 00 00 00 00
platform caam_sm: [0072] 00 00 00 00 00 00 00 00
platform caam_sm: [0080] 00 00 00 00 00 00 00 00
platform caam_sm: [0088] 00 00 00 00 00 00 00 00
platform caam_sm: 256-bit unwritten blob:
platform caam_sm: [0000] 00 00 00 00 00 00 00 00
platform caam_sm: [0008] 00 00 00 00 00 00 00 00
platform caam_sm: [0016] 00 00 00 00 00 00 00 00
platform caam_sm: [0024] 00 00 00 00 00 00 00 00
platform caam_sm: [0032] 00 00 00 00 00 00 00 00
platform caam_sm: [0040] 00 00 00 00 00 00 00 00
platform caam_sm: [0048] 00 00 00 00 00 00 00 00
platform caam_sm: [0056] 00 00 00 00 00 00 00 00
platform caam_sm: [0064] 00 00 00 00 00 00 00 00
platform caam_sm: [0072] 00 00 00 00 00 00 00 00
platform caam_sm: [0080] 00 00 00 00 00 00 00 00
platform caam_sm: [0088] 00 00 00 00 00 00 00 00
platform caam_sm: 64-bit black key in blob:
platform caam_sm: [0000] bc 32 e3 7c 12 b9 6d 93
platform caam_sm: [0008] f2 a6 80 71 d9 b0 44 cd
platform caam_sm: [0016] db 3b 3c d8 62 11 e6 03
platform caam_sm: [0024] 17 eb 46 69 e2 c3 62 50
platform caam_sm: [0032] 2d 10 61 ac 84 2c fa 43
platform caam_sm: [0040] 5f d2 c4 a9 bd 56 8a c4
platform caam_sm: [0048] a8 28 b4 30 15 64 56 73
platform caam_sm: [0056] 00 00 00 00 00 00 00 00
platform caam_sm: [0064] 00 00 00 00 00 00 00 00
platform caam_sm: [0072] 00 00 00 00 00 00 00 00
platform caam_sm: [0080] 00 00 00 00 00 00 00 00
platform caam_sm: [0088] 00 00 00 00 00 00 00 00
platform caam_sm: 128-bit black key in blob:
platform caam_sm: [0000] 51 39 b3 9a 7d 7a 6f 42
platform caam_sm: [0008] 1e 5e 43 db 36 57 e7 01
platform caam_sm: [0016] c8 22 aa 3a 5c b7 3b c0
platform caam_sm: [0024] 0a 63 54 b3 22 64 f9 57
platform caam_sm: [0032] ca 1e 7e 1f 2f eb 1e e6
platform caam_sm: [0040] 08 ed de d3 78 87 5d a9
platform caam_sm: [0048] 7b 0b 3f 6b 35 19 4a 65
platform caam_sm: [0056] dc 57 f2 ff 9c 1c 16 a5
platform caam_sm: [0064] 00 00 00 00 00 00 00 00
platform caam_sm: [0072] 00 00 00 00 00 00 00 00
platform caam_sm: [0080] 00 00 00 00 00 00 00 00
platform caam_sm: [0088] 00 00 00 00 00 00 00 00
platform caam_sm: 192-bit black key in blob:
platform caam_sm: [0000] 26 7e 93 7a bd 92 93 dc
platform caam_sm: [0008] 09 9f 5d 78 b3 51 e8 43
platform caam_sm: [0016] 88 04 eb 9b 25 61 ab d7
platform caam_sm: [0024] e9 f1 31 25 8f 20 e2 f6
platform caam_sm: [0032] fc bb da b7 33 bc 7f e2
platform caam_sm: [0040] 60 5b 5f 76 4a e8 62 06
platform caam_sm: [0048] d7 77 bc 94 e2 57 bc 8a
platform caam_sm: [0056] d5 22 b0 e6 71 9d 2b f9
platform caam_sm: [0064] e6 6a b8 8d c8 ad 0a dd
platform caam_sm: [0072] 00 00 00 00 00 00 00 00
platform caam_sm: [0080] 00 00 00 00 00 00 00 00
platform caam_sm: [0088] 00 00 00 00 00 00 00 00
platform caam_sm: 256-bit black key in blob:
platform caam_sm: [0000] c5 de 17 4d 51 02 33 15
platform caam_sm: [0008] 33 8c 2f 60 32 7e 1c 4b
platform caam_sm: [0016] 00 f3 d0 61 b3 09 8e cd
platform caam_sm: [0024] 70 0f 5a 4d f1 a9 e6 6c
platform caam_sm: [0032] 55 88 80 65 f9 e9 e4 20
platform caam_sm: [0040] c6 46 35 d4 a7 fe 01 15
platform caam_sm: [0048] c4 c6 d2 d0 3b dc 29 60
platform caam_sm: [0056] 3c 5f 08 f1 13 cf 44 10
platform caam_sm: [0064] 20 a0 26 a2 ea b4 be 84
platform caam_sm: [0072] ba 64 46 2d 6d 17 4c 13
platform caam_sm: [0080] 00 00 00 00 00 00 00 00
platform caam_sm: [0088] 00 00 00 00 00 00 00 00
platform caam_sm: restored 64-bit black key:
platform caam_sm: [0000] a5 1d 2a 34 7e 1d 67 48
platform caam_sm: [0008] df b2 3f 39 cb a5 91 76
platform caam_sm: restored 128-bit black key:
platform caam_sm: [0000] 76 34 6b 7e c9 05 c0 39
platform caam_sm: [0008] 85 45 ae c3 5a cd 71 d9
platform caam_sm: restored 192-bit black key:
platform caam_sm: [0000] f6 a4 b6 c2 6a 8b 86 51
platform caam_sm: [0008] 34 b6 05 de 09 3c f5 e3
platform caam_sm: [0016] b2 f2 01 04 ca 11 0e f8
platform caam_sm: [0024] 74 17 62 2c ae 41 8e ac
platform caam_sm: restored 256-bit black key:
platform caam_sm: [0000] 83 d0 21 2f b4 52 ae ba
platform caam_sm: [0008] 35 a1 ce c0 fa 38 f5 08
platform caam_sm: [0016] 9c 01 31 95 3b b0 26 f8
platform caam_sm: [0024] bd 7c 76 45 b4 36 ae b9
snvs-secvio 20cc000.caam-snvs: can't get snvs clock
snvs-secvio 20cc000.caam-snvs: violation handlers armed - non-secure state
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
vf610-adc 219c000.adc: can't request region for resource [mem 0x0219c000-0x0219ffff]
vf610-adc: probe of 219c000.adc failed with error -16
wm8960 3-001a: Failed to issue reset
wm8960: probe of 3-001a failed with error -5
fsl-asrc 2034000.asrc: driver registered
imx-wm8960 sound: failed to find codec platform device
imx-wm8960: probe of sound failed with error -22
NET: Registered protocol family 26
NET: Registered protocol family 10
sit: IPv6 over IPv4 tunneling driver
NET: Registered protocol family 17
Bluetooth: RFCOMM TTY layer initialized
Bluetooth: RFCOMM socket layer initialized
Bluetooth: RFCOMM ver 1.11
Bluetooth: BNEP (Ethernet Emulation) ver 1.3
Bluetooth: BNEP filters: protocol multicast
Bluetooth: BNEP socket layer initialized
Bluetooth: HIDP (Human Interface Emulation) ver 1.2
Bluetooth: HIDP socket layer initialized
8021q: 802.1Q VLAN Support v1.8
Key type dns_resolver registered
dhd_module_init in
snvs_rtc 20cc000.snvs:snvs-rtc-lp: setting system clock to 1970-01-01 00:00:01 UTC (1)
VSD_3V3: disabling
ALSA device list:
No soundcards found.
RAMDISK: Couldn't find valid RAM disk image starting at 0.
VFS: Cannot open root device "(null)" or unknown-block(0,0): error -6
Please append a correct "root=" boot option; here are the available partitions:
0100 65536 ram0 (driver?)
0101 65536 ram1 (driver?)
0102 65536 ram2 (driver?)
0103 65536 ram3 (driver?)
0104 65536 ram4 (driver?)
0105 65536 ram5 (driver?)
0106 65536 ram6 (driver?)
0107 65536 ram7 (driver?)
0108 65536 ram8 (driver?)
0109 65536 ram9 (driver?)
010a 65536 ram10 (driver?)
010b 65536 ram11 (driver?)
010c 65536 ram12 (driver?)
010d 65536 ram13 (driver?)
010e 65536 ram14 (driver?)
010f 65536 ram15 (driver?)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

 

Q1. How to create valid ramdisk image .

Q2. For usb boot what root variable is required.

 

i am creating the ramdisk image by putting IMAGE_FSTYPES="cpio"  inside the custom board image .bbclass file

 

please provide some guidance  in this.

 

 

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