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Date:	Fri, 7 Mar 2014 18:15:53 -0600
From:	Felipe Balbi <balbi@...com>
To:	Tim Bird <tbird20d@...il.com>
CC:	"Ivan T. Ivanov" <iivanov@...sol.com>,
	Kumar Gala <galak@...eaurora.org>,
	David Brown <davidb@...eaurora.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	<linux-arm-msm@...r.kernel.org>, <linux-usb@...r.kernel.org>
Subject: Re: [PATCH v5 00/14] usb: phy: msm: Fixes, cleanups and DT support

On Wed, Mar 05, 2014 at 05:54:03PM -0800, Tim Bird wrote:
> Ivan,
> 
> I'm still unsuccessful at getting this patch set to work on my kernel.
>  Below is a sequence of register dumps showing the boot (and reset
> during boot).  It shows a status transition in my kernel when I pull
> the controller out of reset, and re-write PORTSC:PTS to ULPI
> (simultaneously writing other bits in PORTSC to 0) This is at 3.109535
> in the boot log below.  The status I'm seeing back from the other
> registers doesn't make sense, and is different from what I see in 3.4
> (where USB runs successfully on the board).  Is there some connection
> between the PMIC and the USB that I'm missing?  The transition from
> vbus B session valid to vbus B session end seems wrong (as does the
> ULPII transitioning to 1).
> 
> In measuring voltages on the board, it appears that that vbus from the
> connector (at 5V) gets routed through the PMIC, but comes out at 3.3V
> on its way to the PHY VBUS input (measured at R179).  This seems
> really weird - maybe you can shed some light on what is going on here.
> 
> Could you possibly send me your zImage and dtb file, so I can test
> them on my board to make sure that the hardware is working?
> 
> Thanks,
>  -- Tim
> 
> Here is my bootup sequence:
> [    0.000000] Booting Linux on physical CPU 0x0
> [    0.000000] TRB: version 88888
> [    0.000000] Linux version 3.13.0-rc6-00148-g1076101-dirty
> (10102229@...vlx8980) (gcc version 4.6.x-
> google 20120106 (prerelease) (GCC) ) #79 SMP PREEMPT Wed Mar 5
> 17:41:54 PST 2014
> [    0.000000] CPU: ARMv7 Processor [512f06f0] revision 0 (ARMv7),
> cr=10c5387d
> [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, PIPT
> instruction cache
> [    0.000000] Machine model: Qualcomm APQ8074 Dragonboard
> [    0.000000] bootconsole [earlycon0] enabled
> [    0.000000] Memory policy: Data cache writealloc
> [    0.000000] On node 0 totalpages: 524288
> [    0.000000] free_area_init_node: node 0, pgdat c08abac0,
> node_mem_map c0922000
> [    0.000000]   Normal zone: 1520 pages used for memmap
> [    0.000000]   Normal zone: 0 pages reserved
> [    0.000000]   Normal zone: 194560 pages, LIFO batch:31
> [    0.000000]   HighMem zone: 2576 pages used for memmap
> [    0.000000]   HighMem zone: 329728 pages, LIFO batch:31
> [    0.000000] PERCPU: Embedded 8 pages/cpu @c1935000 s12224 r8192
> d12352 u32768
> [    0.000000] pcpu-alloc: s12224 r8192 d12352 u32768 alloc=8*4096
> [    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3
> [    0.000000] Built 1 zonelists in Zone order, mobility grouping on.
> Total pages: 522768
> [    0.000000] Kernel command line: console=ttyMSM,115200,n8
> androidboot.hardware=qcom user_debug=31 m
> axcpus=2 msm_rtb.filter=0x37 ehci-hcd.park=3 earlyprintk debug
> androidboot.emmc=true androidboot.seria
> lno=40081a14 androidboot.baseband=apq
> [    0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
> [    0.000000] Dentry cache hash table entries: 131072 (order: 7,
> 524288 bytes)
> [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144
> bytes)
> [    0.000000] Memory: 2068932K/2097152K available (4458K kernel code,
> 257K rwdata, 1820K rodata, 283K
>  init, 443K bss, 28220K reserved, 1318912K highmem)
> [    0.000000] Virtual kernel memory layout:
> [    0.000000]     vector  : 0xffff0000 - 0xffff1000   (   4 kB)
> [    0.000000]     fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)
> [    0.000000]     vmalloc : 0xf0000000 - 0xff000000   ( 240 MB)
> [    0.000000]     lowmem  : 0xc0000000 - 0xef800000   ( 760 MB)
> [    0.000000]     pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
> [    0.000000]     modules : 0xbf000000 - 0xbfe00000   (  14 MB)
> [    0.000000]       .text : 0xc0208000 - 0xc0829de8   (6280 kB)
> [    0.000000]       .init : 0xc082a000 - 0xc0870fc0   ( 284 kB)
> [    0.000000]       .data : 0xc0872000 - 0xc08b240c   ( 258 kB)
> [    0.000000]        .bss : 0xc08b240c - 0xc092139c   ( 444 kB)
> [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4,
> Nodes=1
> [    0.000000] Preemptible hierarchical RCU implementation.
> [    0.000000] NR_IRQS:16 nr_irqs:16 16
> [    0.000000] Architected cp15 and mmio timer(s) running at 19.20MHz
> (virt/virt).
> [    0.000000] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps
> every 3579139424256ns
> [    0.000000] Switching to timer-based delay loop
> [    0.000000] Console: colour dummy device 80x30
> [    0.009136] Calibrating delay loop (skipped), value calculated
> using timer frequency.. 38.40 BogoMI
> PS (lpj=192000)
> [    0.019535] pid_max: default: 32768 minimum: 301
> [    0.024383] Mount-cache hash table entries: 512
> [    0.029530] CPU: Testing write buffer coherency: ok
> [    0.033969] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
> [    0.039532] Setting up static identity map for 0x63b910 - 0x63b968
> [    0.119860] CPU1: failed to boot: -38
> [    0.139881] CPU2: failed to boot: -38
> [    0.159915] CPU3: failed to boot: -38
> [    0.162640] Brought up 1 CPUs
> [    0.165657] SMP: Total of 1 processors activated.
> [    0.170459] CPU: All CPU(s) started in SVC mode.
> [    0.184094] VFP support v0.3: implementor 51 architecture 0 part 6f
> variant 2 rev 0
> [    0.191855] pinctrl core: initialized pinctrl subsystem
> [    0.196365] regulator-dummy: no parameters
> [    0.200498] NET: Registered protocol family 16
> [    0.205042] DMA: preallocated 256 KiB pool for atomic coherent
> allocations
> [    0.215631] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4
> watchpoint registers.
> [    0.222677] hw-breakpoint: maximum watchpoint size is 8 bytes.
> [    0.232176] bio: create slab <bio-0> at 0
> [    0.235853] SCSI subsystem initialized
> [    0.240139] Switched to clocksource arch_sys_counter
> [    0.249150] cfg80211: Calling CRDA to update world regulatory
> domain
> [    0.277578] NET: Registered protocol family 2
> [    0.281408] TCP established hash table entries: 8192 (order: 3,
> 32768 bytes)
> [    0.288130] TCP bind hash table entries: 8192 (order: 4, 65536
> bytes)
> [    0.294707] TCP: Hash tables configured (established 8192 bind
> 8192)
> [    0.301082] TCP: reno registered
> [    0.304335] UDP hash table entries: 512 (order: 2, 16384 bytes)
> [    0.310353] UDP-Lite hash table entries: 512 (order: 2, 16384
> bytes)
> [    0.316930] NET: Registered protocol family 1
> [    0.321476] RPC: Registered named UNIX socket transport module.
> [    0.327158] RPC: Registered udp transport module.
> [    0.331972] RPC: Registered tcp transport module.
> [    0.336707] RPC: Registered tcp NFSv4.1 backchannel transport
> module.
> [    0.343435] Trying to unpack rootfs image as initramfs...
> [    0.565367] Freeing initrd memory: 3508K (c2000000 - c236d000)
> [    0.570590] using sfpb hardware mutex registers (auto)
> [    0.575592] smem_of_init: initialized successfully
> [    0.580643] parse_smd_devicetree: enable_irq_wake() failed on 57
> [    0.586427] parse_smsm_devicetree: enable_irq_wake() failed on 58
> [    0.592650] parse_smd_devicetree: enable_irq_wake() failed on 188
> [    0.598750] parse_smsm_devicetree: enable_irq_wake() failed on 189
> [    0.605025] parse_smd_devicetree: enable_irq_wake() failed on 174
> [    0.611184] parse_smsm_devicetree: enable_irq_wake() failed on 176
> [    0.617414] parse_smd_devicetree: enable_irq_wake() failed on 200
> [    0.623562] SMD successfully initialized
> [    0.705001] bounce pool size: 64 pages
> [    0.713164] NFS: Registering the id_resolver key type
> [    0.717291] Key type id_resolver registered
> [    0.721553] Key type id_legacy registered
> [    0.726032] fuse init (API version 7.22)
> [    0.729846] msgmni has been set to 1471
> [    0.734961] Block layer SCSI generic (bsg) driver version 0.4
> loaded (major 253)
> [    0.741474] io scheduler noop registered
> [    0.745392] io scheduler deadline registered
> [    0.749838] io scheduler cfq registered (default)
> [    0.754787] msm_serial:
> detecte�.��.~�`�.��怞f�~����..�~.��f��.~..������xx.`�.��怞f�~.`.�.�fx��
>  �
> ���.�.fxf�..��~`ff�.f..��.~�.f������x�������.���f.����.��f��fx�f�ff~`.��x..�����...�r�’�����msm_seri
> a
> l: console setup on port #0
> [    0.786273] console [ttyMSM0] enabled
> [    0.786273] console [ttyMSM0] enabled
> [    0.793666] bootconsole [earlycon0] disabled
> [    0.793666] bootconsole [earlycon0] disabled
> [    0.802411] msm_serial: driver initialized
> [    0.807063] brd: module loaded
> [    0.809555] loop: module loaded
> [    0.809963] SCSI Media Changer driver v0.25
> [    0.812776] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels,
> max=256) (6 bit encapsulation en
> abled).
> [    0.816828] CSLIP: code copyright 1989 Regents of the University of
> California.
> [    0.826380] TRB: in msm_otg_probe
> [    0.833527] TRB: in msm_otg_read_dt
> [    0.836962] TRB: in msm_otg_read_dt, mode=2
> [    0.840321] msm_otg f9a55000.usb: OTG regs = f005e000
> [    0.844438] msm_otg f9a55000.usb: unable to get hsusb vddcx
> [    0.849656] platform f9a55000.usb: Driver msm_otg requests probe
> deferral
> [    0.855162] msm_hsusb f9a55000.gadget: in ci_hdrc_msm_probe
> [    0.862003] platform f9a55000.gadget: Driver msm_hsusb requests
> probe deferral
> [    0.867588] mousedev: PS/2 mouse device common for all mice
> [    0.874700] i2c /dev entries driver
> [    0.880503] oprofile: no performance counters
> [    0.883657] oprofile: using timer interrupt.
> [    0.888204] TCP: cubic registered
> [    0.892452] NET: Registered protocol family 17
> [    0.895718] Key type dns_resolver registered
> [    0.900092] Registering SWP/SWPB emulation handler
> [    0.905177] 8841_s1: 675 <--> 1050 mV at 0 mV normal idle
> [    0.909257] 8841_s1_ao: 675 <--> 1050 mV at 0 mV normal idle
> [    0.914863] 8841_s1_so: 675 <--> 1050 mV at 675 mV normal idle
> [    0.920666] 8841_s2: 500 <--> 1050 mV at 0 mV normal idle
> [    0.926286] 8841_s2_corner: 0 <--> 0 mV at 0 mV normal idle
> [    0.931849] 8841_s2_corner_ao: 0 <--> 0 mV at 0 mV normal idle
> [    0.937649] 8841_s2_floor_corner: 0 <--> 0 mV at 0 mV normal idle
> [    0.943415] 8841_s3: 1050 mV normal idle
> [    0.949641] 8841_s4: 815 <--> 900 mV at 0 mV normal idle
> [    0.953634] 8841_s4_corner: 0 <--> 0 mV at 0 mV normal idle
> [    0.959013] 8841_s4_floor_corner: 0 <--> 0 mV at 0 mV normal idle
> [    0.964861] 8941_s1: 1300 mV normal idle
> [    0.970851] 8941_s2: 2150 mV normal idle
> [    0.974911] 8941_s3: 1800 mV normal idle
> [    0.978896] 8941_l1: 1225 mV normal idle
> [    0.982918] 8941_l2: 1200 mV normal idle
> [    0.986891] 8941_l3: 1200 mV normal idle
> [    0.990902] 8941_l4: 1225 mV normal idle
> [    0.994876] 8941_l5: 1800 mV normal idle
> [    0.998871] 8941_l6: 1800 mV normal idle
> [    1.002886] 8941_l7: 1800 mV normal idle
> [    1.006976] 8941_l9: 1800 <--> 2950 mV at 2950 mV normal idle
> [    1.010892] 8941_l10: 1800 <--> 2950 mV at 2950 mV normal idle
> [    1.016574] 8941_l11: 1300 mV normal idle
> [    1.022398] 8941_l12: 1800 mV normal idle
> [    1.026441] 8941_l12_ao: 1800 mV normal idle
> [    1.030651] 8941_l13: 1800 <--> 2950 mV at 2950 mV normal idle
> [    1.035073] 8941_l14: 1800 mV normal idle
> [    1.040813] 8941_l15: 2050 mV normal idle
> [    1.044956] 8941_l16: 2700 mV normal idle
> [    1.049029] 8941_l17: 2700 mV normal idle
> [    1.053134] 8941_l18: 2850 mV normal idle
> [    1.057198] 8941_l19: 3300 mV normal idle
> [    1.061307] 8941_l20: 2950 mV normal idle
> [    1.065358] 8941_l21: 2950 mV normal idle
> [    1.069445] 8941_l22: 3000 mV normal idle
> [    1.073534] 8941_l23: 2800 mV normal idle
> [    1.077600] 8941_l24: 3075 mV normal idle
> [    1.081698] 8941_lvs1: no parameters
> [    1.085743] 8941_lvs2: no parameters
> [    1.089474] 8941_lvs3: no parameters
> [    1.092765] msm_rpm_dev_probe(): RPM probe completed successfully
> [    1.096898] TRB: in msm_otg_probe
> [    1.102323] TRB: in msm_otg_read_dt
> [    1.105538] TRB: in msm_otg_read_dt, mode=2
> [    1.108878] msm_otg f9a55000.usb: OTG regs = f0062000
> [    1.113364] TRB: voltage initialized status=0
> [    1.119019] TRB: 9999 - before interrupt reset in msm_otg_probe
> [    1.122575]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    1.128283]    ### PORTSC (184) val=cc000004
> [    1.133855]      PTS (31:30) transceiver select =11b: serial
> [    1.143136]     PSPD (27:26) port speed =11b: ???
> [    1.148067]     PHCD (23) clock disable =0
> [    1.148504]     LS (11:10) line status = 00b: SEO
> [    1.156835]     PE (2) port enabled =1
> [    1.157272]     CCS (0) current connect status =0
> [    1.160850]   remainder=00000000
> [    1.165605]   ### OTGSC (1a4) val=00000e20
> [    1.168905]     1MSIE (29) 1MS timer int enable =0
> [    1.172828]     BSVIE (27) vbus B valid int enable =0
> [    1.177586]     FIELD_1MSS (21) 1ms timer status =0
> [    1.182725]     FIELD_1MST (13) 1ms timer toggle =0
> [    1.187395]     BSE (12) vbus B session end =0
> [    1.192271]     BSV (11) vbus B session valid =1
> [    1.196769]     ASV (10) vbus A session valid =1
> [    1.201562]     AVV (9) A vbus valid =1
> [    1.206143]     IDPU (5) ID pullup =1
> [    1.209702]   remainder=00000000
> [    1.213540]   ### USBINTR (148) val=00000000
> [    1.216822]     SLE (8) sleep int =0
> [    1.221090]     URE (6) USB reset int=0
> [    1.224633]     PCE (2) port change detect int=0
> [    1.228193]     UEI (1) USB error int=0
> [    1.233069]     UI (0) USB int=0
> [    1.236611]   remainder=00000000
> [    1.240085]   ### USBSTS (144) val=60000000
> [    1.243313]     ULPI (10) ULPI event complete=0
> [    1.247202]     SOF (7) SOF received=0
> [    1.251733]     UEI (1) USB error=0
> [    1.255535]     UI (0) USB int=0
> [    1.258920]   remainder=60000000
> [    1.262412]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    1.265606]      SUSPENDM=0
> [    1.270567]      OpMode=00b normal
> [    1.276017]      TermSelect=0
> [    1.276628]      XcvrSelect=00b HS
> [    1.282720]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    1.282969]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    1.288176]      DmPulldown=0
> [    1.293225]      DpPulldown=0
> [    1.296161]    ### ULPI_USB_INT_STS (13) val=00000000
> [    1.299114]      SessEnd=0
> [    1.304164] TRB: msm writel(),         addr=f0062148, val=00000000
> [    1.306755] TRB: msm writel(),         addr=f00621a4, val=00000000
> [    1.312952] TRB: in msm_usb_reset, entering
> [    1.319077]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    1.323177]    ### PORTSC (184) val=cc000004
> [    1.328714]      PTS (31:30) transceiver select =11b: serial
> [    1.337998]     PSPD (27:26) port speed =11b: ???
> [    1.342960]     PHCD (23) clock disable =0
> [    1.343383]     LS (11:10) line status = 00b: SEO
> [    1.351729]     PE (2) port enabled =1
> [    1.352151]     CCS (0) current connect status =0
> [    1.355711]   remainder=00000000
> [    1.360500]   ### OTGSC (1a4) val=00000e00
> [    1.363782]     1MSIE (29) 1MS timer int enable =0
> [    1.367689]     BSVIE (27) vbus B valid int enable =0
> [    1.372482]     FIELD_1MSS (21) 1ms timer status =0
> [    1.377585]     FIELD_1MST (13) 1ms timer toggle =0
> [    1.382290]     BSE (12) vbus B session end =0
> [    1.387134]     BSV (11) vbus B session valid =1
> [    1.391665]     ASV (10) vbus A session valid =1
> [    1.396422]     AVV (9) A vbus valid =1
> [    1.401039]     IDPU (5) ID pullup =0
> [    1.404581]   remainder=00000000
> [    1.408399]   ### USBINTR (148) val=00000000
> [    1.411717]     SLE (8) sleep int =0
> [    1.415952]     URE (6) USB reset int=0
> [    1.419511]     PCE (2) port change detect int=0
> [    1.423088]     UEI (1) USB error int=0
> [    1.427930]     UI (0) USB int=0
> [    1.431508]   remainder=00000000
> [    1.434963]   ### USBSTS (144) val=60000400
> [    1.438174]     ULPI (10) ULPI event complete=1
> [    1.442099]     SOF (7) SOF received=0
> [    1.446594]     UEI (1) USB error=0
> [    1.450430]     UI (0) USB int=0
> [    1.453798]   remainder=60000000
> [    1.457273]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    1.460502]      SUSPENDM=0
> [    1.465429]      OpMode=00b normal
> [    1.470914]      TermSelect=0
> [    1.471507]      XcvrSelect=00b HS
> [    1.477580]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    1.477848]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    1.483072]      DmPulldown=0
> [    1.488086]      DpPulldown=0
> [    1.491056]    ### ULPI_USB_INT_STS (13) val=00000000
> [    1.493993]      SessEnd=0
> [    1.499023] TRB: in msm_link_reset, entering
> [    1.501648]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    1.506058]    ### PORTSC (184) val=cc000004
> [    1.511369]      PTS (31:30) transceiver select =11b: serial
> [    1.520652]     PSPD (27:26) port speed =11b: ???
> [    1.525583]     PHCD (23) clock disable =0
> [    1.526021]     LS (11:10) line status = 00b: SEO
> [    1.534368]     PE (2) port enabled =1
> [    1.534790]     CCS (0) current connect status =0
> [    1.538350]   remainder=00000000
> [    1.543139]   ### OTGSC (1a4) val=00000e00
> [    1.546421]     1MSIE (29) 1MS timer int enable =0
> [    1.550346]     BSVIE (27) vbus B valid int enable =0
> [    1.555104]     FIELD_1MSS (21) 1ms timer status =0
> [    1.560240]     FIELD_1MST (13) 1ms timer toggle =0
> [    1.564912]     BSE (12) vbus B session end =0
> [    1.569772]     BSV (11) vbus B session valid =1
> [    1.574303]     ASV (10) vbus A session valid =1
> [    1.579062]     AVV (9) A vbus valid =1
> [    1.583677]     IDPU (5) ID pullup =0
> [    1.587219]   remainder=00000000
> [    1.591056]   ### USBINTR (148) val=00000000
> [    1.594338]     SLE (8) sleep int =0
> [    1.598591]     URE (6) USB reset int=0
> [    1.602167]     PCE (2) port change detect int=0
> [    1.605709]     UEI (1) USB error int=0
> [    1.610587]     UI (0) USB int=0
> [    1.614129]   remainder=00000000
> [    1.617601]   ### USBSTS (144) val=60000400
> [    1.620830]     ULPI (10) ULPI event complete=1
> [    1.624720]     SOF (7) SOF received=0
> [    1.629233]     UEI (1) USB error=0
> [    1.633069]     UI (0) USB int=0
> [    1.636437]   remainder=60000000
> [    1.639912]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    1.643141]      SUSPENDM=0
> [    1.648068]      OpMode=00b normal
> [    1.653535]      TermSelect=0
> [    1.654145]      XcvrSelect=00b HS
> [    1.660236]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    1.660487]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    1.665693]      DmPulldown=0
> [    1.670743]      DpPulldown=0
> [    1.673678]    ### ULPI_USB_INT_STS (13) val=00000000
> [    1.676631]      SessEnd=0
> [    1.681681] TRB: msm_otg_link_clk_reset, assert=1
> [    1.684268] TRB: calling reset_control_assert
> [    1.690280]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    1.693385]    ### PORTSC (184) val=08130000
> [    1.698766]      PTS (31:30) transceiver select =00b: other
> [    1.708050]     PSPD (27:26) port speed =10b: high
> [    1.712926]     PHCD (23) clock disable =0
> [    1.713348]     LS (11:10) line status = 00b: SEO
> [    1.721782]     PE (2) port enabled =0
> [    1.722201]     CCS (0) current connect status =0
> [    1.725762]   remainder=00130000
> [    1.730553]   ### OTGSC (1a4) val=08130000
> [    1.733835]     1MSIE (29) 1MS timer int enable =0
> [    1.737741]     BSVIE (27) vbus B valid int enable =1
> [    1.742532]     FIELD_1MSS (21) 1ms timer status =0
> [    1.747638]     FIELD_1MST (13) 1ms timer toggle =0
> [    1.752341]     BSE (12) vbus B session end =0
> [    1.757185]     BSV (11) vbus B session valid =0
> [    1.761717]     ASV (10) vbus A session valid =0
> [    1.766474]     AVV (9) A vbus valid =0
> [    1.771091]     IDPU (5) ID pullup =0
> [    1.774632]   remainder=00130000
> [    1.778452]   ### USBINTR (148) val=08130000
> [    1.781770]     SLE (8) sleep int =0
> [    1.786004]     URE (6) USB reset int=0
> [    1.789563]     PCE (2) port change detect int=0
> [    1.793140]     UEI (1) USB error int=0
> [    1.797982]     UI (0) USB int=0
> [    1.801560]   remainder=08130000
> [    1.805015]   ### USBSTS (144) val=08130000
> [    1.808226]     ULPI (10) ULPI event complete=0
> [    1.812150]     SOF (7) SOF received=0
> [    1.816646]     UEI (1) USB error=0
> [    1.820482]     UI (0) USB int=0
> [    1.823850]   remainder=08130000
> [    1.827324]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    1.830554]      SUSPENDM=0
> [    1.835482]      OpMode=00b normal
> [    1.840965]      TermSelect=0
> [    1.841559]      XcvrSelect=00b HS
> [    1.847633]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    1.847899]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    1.853125]      DmPulldown=0
> [    1.858138]      DpPulldown=0
> [    1.861108]    ### ULPI_USB_INT_STS (13) val=00000000
> [    1.864045]      SessEnd=0
> [    1.869075] TRB: msm_link_reset 1 - before
> msm_otg_link_clk_reset(0)
> [    1.871703] TRB: msm_otg_link_clk_reset, assert=0
> [    1.878192] TRB: calling reset_control_deassert
> [    1.882813] TRB: msm_link_reset 2 - before USB_PHY_CTRL2 |= (1<<16)
> [    1.887136]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    1.893403]    ### PORTSC (184) val=cc000004
> [    1.898940]      PTS (31:30) transceiver select =11b: serial
> [    1.908223]     PSPD (27:26) port speed =11b: ???
> [    1.913188]     PHCD (23) clock disable =0
> [    1.913608]     LS (11:10) line status = 00b: SEO
> [    1.921954]     PE (2) port enabled =1
> [    1.922376]     CCS (0) current connect status =0
> [    1.925936]   remainder=00000000
> [    1.930726]   ### OTGSC (1a4) val=00000e00
> [    1.934007]     1MSIE (29) 1MS timer int enable =0
> [    1.937916]     BSVIE (27) vbus B valid int enable =0
> [    1.942707]     FIELD_1MSS (21) 1ms timer status =0
> [    1.947810]     FIELD_1MST (13) 1ms timer toggle =0
> [    1.952515]     BSE (12) vbus B session end =0
> [    1.957359]     BSV (11) vbus B session valid =1
> [    1.961890]     ASV (10) vbus A session valid =1
> [    1.966647]     AVV (9) A vbus valid =1
> [    1.971263]     IDPU (5) ID pullup =0
> [    1.974806]   remainder=00000000
> [    1.978626]   ### USBINTR (148) val=00000000
> [    1.981942]     SLE (8) sleep int =0
> [    1.986177]     URE (6) USB reset int=0
> [    1.989735]     PCE (2) port change detect int=0
> [    1.993315]     UEI (1) USB error int=0
> [    1.998157]     UI (0) USB int=0
> [    2.001732]   remainder=00000000
> [    2.005188]   ### USBSTS (144) val=60000400
> [    2.008401]     ULPI (10) ULPI event complete=1
> [    2.012324]     SOF (7) SOF received=0
> [    2.016820]     UEI (1) USB error=0
> [    2.020657]     UI (0) USB int=0
> [    2.024024]   remainder=60000000
> [    2.027497]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    2.030727]      SUSPENDM=0
> [    2.035655]      OpMode=00b normal
> [    2.041138]      TermSelect=0
> [    2.041733]      XcvrSelect=00b HS
> [    2.047807]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    2.048074]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    2.053324]      DmPulldown=0
> [    2.058312]      DpPulldown=0
> [    2.061282]    ### ULPI_USB_INT_STS (13) val=00000000
> [    2.064217]      SessEnd=0
> [    2.069250] TRB: msm readl(),          addr=f0062278, val=000c3c32
> [    2.071877] TRB: msm writel(),         addr=f0062278, val=000d3c32
> [    2.078022]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    2.084201]    ### PORTSC (184) val=cc000004
> [    2.089651]      PTS (31:30) transceiver select =11b: serial
> [    2.098935]     PSPD (27:26) port speed =11b: ???
> [    2.103900]     PHCD (23) clock disable =0
> [    2.104321]     LS (11:10) line status = 00b: SEO
> [    2.112665]     PE (2) port enabled =1
> [    2.113087]     CCS (0) current connect status =0
> [    2.116647]   remainder=00000000
> [    2.121439]   ### OTGSC (1a4) val=00000e00
> [    2.124720]     1MSIE (29) 1MS timer int enable =0
> [    2.128627]     BSVIE (27) vbus B valid int enable =0
> [    2.133418]     FIELD_1MSS (21) 1ms timer status =0
> [    2.138523]     FIELD_1MST (13) 1ms timer toggle =0
> [    2.143226]     BSE (12) vbus B session end =0
> [    2.148071]     BSV (11) vbus B session valid =1
> [    2.152603]     ASV (10) vbus A session valid =1
> [    2.157360]     AVV (9) A vbus valid =1
> [    2.161976]     IDPU (5) ID pullup =0
> [    2.165519]   remainder=00000000
> [    2.169337]   ### USBINTR (148) val=00000000
> [    2.172655]     SLE (8) sleep int =0
> [    2.176890]     URE (6) USB reset int=0
> [    2.180466]     PCE (2) port change detect int=0
> [    2.184010]     UEI (1) USB error int=0
> [    2.188868]     UI (0) USB int=0
> [    2.192444]   remainder=00000000
> [    2.195899]   ### USBSTS (144) val=60000400
> [    2.199112]     ULPI (10) ULPI event complete=1
> [    2.203036]     SOF (7) SOF received=0
> [    2.207532]     UEI (1) USB error=0
> [    2.211367]     UI (0) USB int=0
> [    2.214737]   remainder=60000000
> [    2.218209]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    2.221439]      SUSPENDM=0
> [    2.226368]      OpMode=00b normal
> [    2.231851]      TermSelect=0
> [    2.232443]      XcvrSelect=00b HS
> [    2.238518]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    2.238784]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    2.244010]      DmPulldown=0
> [    2.249023]      DpPulldown=0
> [    2.251994]    ### ULPI_USB_INT_STS (13) val=00000000
> [    2.254929]      SessEnd=0
> [    2.259961] TRB: msm_link_reset 3 - before PORTSC:PTS |=
> PORTSC_PTS_SERIAL
> [    2.262589] TRB: msm readl(),          addr=f0062184, val=cc000004
> [    2.269428] PORTSC_PTS_ULPI=80000000
> [    2.275605] PORTSC_PTS_SERIAL=c0000000
> [    2.279320] TRB: msm writel(),         addr=f0062184, val=cc000004
> [    2.282899] TRB: msm_link_reset 4
> [    2.289042] TRB: doing ULPI_FUNC_CTRL: clear SUSPENDM
> [    2.292449] TRB: ulpi_write reg=0x6, val=0x40
> [    2.297464] TRB: msm writel(),         addr=f0062170, val=60060040
> [    2.301825] TRB: msm readl(),          addr=f0062170, val=28060040
> [    2.307883]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    2.314063]    ### PORTSC (184) val=cc000004
> [    2.319512]      PTS (31:30) transceiver select =11b: serial
> [    2.328796]     PSPD (27:26) port speed =11b: ???
> [    2.333760]     PHCD (23) clock disable =0
> [    2.334183]     LS (11:10) line status = 00b: SEO
> [    2.342527]     PE (2) port enabled =1
> [    2.342949]     CCS (0) current connect status =0
> [    2.346509]   remainder=00000000
> [    2.351299]   ### OTGSC (1a4) val=00000e00
> [    2.354580]     1MSIE (29) 1MS timer int enable =0
> [    2.358489]     BSVIE (27) vbus B valid int enable =0
> [    2.363280]     FIELD_1MSS (21) 1ms timer status =0
> [    2.368383]     FIELD_1MST (13) 1ms timer toggle =0
> [    2.373088]     BSE (12) vbus B session end =0
> [    2.377932]     BSV (11) vbus B session valid =1
> [    2.382463]     ASV (10) vbus A session valid =1
> [    2.387220]     AVV (9) A vbus valid =1
> [    2.391836]     IDPU (5) ID pullup =0
> [    2.395379]   remainder=00000000
> [    2.399199]   ### USBINTR (148) val=00000000
> [    2.402515]     SLE (8) sleep int =0
> [    2.406750]     URE (6) USB reset int=0
> [    2.410326]     PCE (2) port change detect int=0
> [    2.413870]     UEI (1) USB error int=0
> [    2.418729]     UI (0) USB int=0
> [    2.422305]   remainder=00000000
> [    2.425761]   ### USBSTS (144) val=60000400
> [    2.428974]     ULPI (10) ULPI event complete=1
> [    2.432897]     SOF (7) SOF received=0
> [    2.437393]     UEI (1) USB error=0
> [    2.441229]     UI (0) USB int=0
> [    2.444597]   remainder=60000000
> [    2.448071]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    2.451301]      SUSPENDM=0
> [    2.456229]      OpMode=00b normal
> [    2.461712]      TermSelect=0
> [    2.462306]      XcvrSelect=00b HS
> [    2.468380]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    2.468645]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    2.473870]      DmPulldown=0
> [    2.478886]      DpPulldown=0
> [    2.481854]    ### ULPI_USB_INT_STS (13) val=00000000
> [    2.484791]      SessEnd=0
> [    2.489823] TRB: msm_link_reset 5 - before msm_otg_phy_clk_reset
> [    2.492447] TRB: msm_otg_phy_clk_reset
> [    2.498599]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    2.502171]    ### PORTSC (184) val=cc000004
> [    2.507620]      PTS (31:30) transceiver select =11b: serial
> [    2.516903]     PSPD (27:26) port speed =11b: ???
> [    2.521868]     PHCD (23) clock disable =0
> [    2.522290]     LS (11:10) line status = 00b: SEO
> [    2.530635]     PE (2) port enabled =1
> [    2.531056]     CCS (0) current connect status =0
> [    2.534616]   remainder=00000000
> [    2.539389]   ### OTGSC (1a4) val=00000e00
> [    2.542706]     1MSIE (29) 1MS timer int enable =0
> [    2.546595]     BSVIE (27) vbus B valid int enable =0
> [    2.551386]     FIELD_1MSS (21) 1ms timer status =0
> [    2.556492]     FIELD_1MST (13) 1ms timer toggle =0
> [    2.561197]     BSE (12) vbus B session end =0
> [    2.566040]     BSV (11) vbus B session valid =1
> [    2.570572]     ASV (10) vbus A session valid =1
> [    2.575329]     AVV (9) A vbus valid =1
> [    2.579926]     IDPU (5) ID pullup =0
> [    2.583504]   remainder=00000000
> [    2.587306]   ### USBINTR (148) val=00000000
> [    2.590623]     SLE (8) sleep int =0
> [    2.594858]     URE (6) USB reset int=0
> [    2.598417]     PCE (2) port change detect int=0
> [    2.601994]     UEI (1) USB error int=0
> [    2.606836]     UI (0) USB int=0
> [    2.610413]   remainder=00000000
> [    2.613869]   ### USBSTS (144) val=60000400
> [    2.617080]     ULPI (10) ULPI event complete=1
> [    2.621006]     SOF (7) SOF received=0
> [    2.625500]     UEI (1) USB error=0
> [    2.629319]     UI (0) USB int=0
> [    2.632722]   remainder=60000000
> [    2.636179]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    2.639391]      SUSPENDM=0
> [    2.644353]      OpMode=00b normal
> [    2.649802]      TermSelect=0
> [    2.650430]      XcvrSelect=00b HS
> [    2.656488]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    2.656753]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    2.661978]      DmPulldown=0
> [    2.666992]      DpPulldown=0
> [    2.669945]    ### ULPI_USB_INT_STS (13) val=00000000
> [    2.672916]      SessEnd=0
> [    2.677929] TRB: msm_link_reset 6 - before ulpi_read(ULPI_DEBUG)
> [    2.680557] TRB: msm writel(),         addr=f0062170, val=40150000
> [    2.686703] TRB: msm readl(),          addr=f0062170, val=08150000
> [    2.692711] TRB: msm readl(),          addr=f0062170, val=08150000
> [    2.698856] TRB: ulpi_read reg=0x15, val=0x0
> [    2.705032] TRB: in msm_link_reset, leaving
> [    2.709446] msm_otg f9a55000.usb: phy_reset: success
> [    2.713367] TRB: in msm_otg_reset, entering
> [    2.718558]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    2.722483]    ### PORTSC (184) val=cc000004
> [    2.728020]      PTS (31:30) transceiver select =11b: serial
> [    2.737302]     PSPD (27:26) port speed =11b: ???
> [    2.742267]     PHCD (23) clock disable =0
> [    2.742689]     LS (11:10) line status = 00b: SEO
> [    2.751033]     PE (2) port enabled =1
> [    2.751455]     CCS (0) current connect status =0
> [    2.755015]   remainder=00000000
> [    2.759789]   ### OTGSC (1a4) val=00000e00
> [    2.763104]     1MSIE (29) 1MS timer int enable =0
> [    2.766994]     BSVIE (27) vbus B valid int enable =0
> [    2.771787]     FIELD_1MSS (21) 1ms timer status =0
> [    2.776891]     FIELD_1MST (13) 1ms timer toggle =0
> [    2.781596]     BSE (12) vbus B session end =0
> [    2.786439]     BSV (11) vbus B session valid =1
> [    2.790971]     ASV (10) vbus A session valid =1
> [    2.795728]     AVV (9) A vbus valid =1
> [    2.800345]     IDPU (5) ID pullup =0
> [    2.803887]   remainder=00000000
> [    2.807705]   ### USBINTR (148) val=00000000
> [    2.811023]     SLE (8) sleep int =0
> [    2.815258]     URE (6) USB reset int=0
> [    2.818817]     PCE (2) port change detect int=0
> [    2.822394]     UEI (1) USB error int=0
> [    2.827236]     UI (0) USB int=0
> [    2.830812]   remainder=00000000
> [    2.834269]   ### USBSTS (144) val=60000400
> [    2.837480]     ULPI (10) ULPI event complete=1
> [    2.841403]     SOF (7) SOF received=0
> [    2.845899]     UEI (1) USB error=0
> [    2.849719]     UI (0) USB int=0
> [    2.853122]   remainder=60000000
> [    2.856578]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    2.859791]      SUSPENDM=0
> [    2.864752]      OpMode=00b normal
> [    2.870219]      TermSelect=0
> [    2.870811]      XcvrSelect=00b HS
> [    2.876886]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    2.877153]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    2.882378]      DmPulldown=0
> [    2.887391]      DpPulldown=0
> [    2.890362]    ### ULPI_USB_INT_STS (13) val=00000000
> [    2.893297]      SessEnd=0
> [    2.898328] TRB: issuing USBCMD_RESET to USB_USBCMD
> [    2.900954] TRB: msm writel(),         addr=f0062140, val=00000002
> [    2.905715] TRB: msm readl(),          addr=f0062140, val=00080002
> [    2.911984] TRB: msm readl(),          addr=f0062140, val=00080000
> [    2.918126]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    2.924306]    ### PORTSC (184) val=cc000004
> [    2.929756]      PTS (31:30) transceiver select =11b: serial
> [    2.939039]     PSPD (27:26) port speed =11b: ???
> [    2.944003]     PHCD (23) clock disable =0
> [    2.944426]     LS (11:10) line status = 00b: SEO
> [    2.952770]     PE (2) port enabled =1
> [    2.953191]     CCS (0) current connect status =0
> [    2.956752]   remainder=00000000
> [    2.961541]   ### OTGSC (1a4) val=00000e00
> [    2.964825]     1MSIE (29) 1MS timer int enable =0
> [    2.968732]     BSVIE (27) vbus B valid int enable =0
> [    2.973523]     FIELD_1MSS (21) 1ms timer status =0
> [    2.978626]     FIELD_1MST (13) 1ms timer toggle =0
> [    2.983331]     BSE (12) vbus B session end =0
> [    2.988175]     BSV (11) vbus B session valid =1
> [    2.992707]     ASV (10) vbus A session valid =1
> [    2.997464]     AVV (9) A vbus valid =1
> [    3.002080]     IDPU (5) ID pullup =0
> [    3.005623]   remainder=00000000
> [    3.009441]   ### USBINTR (148) val=00000000
> [    3.012758]     SLE (8) sleep int =0
> [    3.016993]     URE (6) USB reset int=0
> [    3.020571]     PCE (2) port change detect int=0
> [    3.024113]     UEI (1) USB error int=0
> [    3.028974]     UI (0) USB int=0
> [    3.032548]   remainder=00000000
> [    3.036004]   ### USBSTS (144) val=60000000
> [    3.039217]     ULPI (10) ULPI event complete=0
> [    3.043140]     SOF (7) SOF received=0
> [    3.047636]     UEI (1) USB error=0
> [    3.051496]     UI (0) USB int=0
> [    3.054841]   remainder=60000000
> [    3.058314]    ### ULPI_FUNC_CTRL (4,5,6) val=00000000
> [    3.061545]      SUSPENDM=0
> [    3.066471]      OpMode=00b normal
> [    3.071954]      TermSelect=0
> [    3.072549]      XcvrSelect=00b HS
> [    3.078623]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    3.078890]    ### ULPI_OTG_CTRL (a,b,c) val=00000000
> [    3.084112]      DmPulldown=0
> [    3.089128]      DpPulldown=0
> [    3.092098]    ### ULPI_USB_INT_STS (13) val=00000000
> [    3.095033]      SessEnd=0
> [    3.100064] TRB: in msm_otg_reset, 11111 !!! check regs here
> (before) !!!
> [    3.102692] TRB: turning PTS transceiver back to ULPI and resetting
> rest of PORTSC
> [    3.109535] TRB: msm writel(),         addr=f0062184, val=80000000
> [    3.117013] TRB: in msm_otg_reset, 11122 !!! check regs here
> (after) !!!
> [    3.123178]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    3.130017]    ### PORTSC (184) val=8c000804
> [    3.135328]      PTS (31:30) transceiver select =10b: ulpi
> [    3.144611]     PSPD (27:26) port speed =11b: ???
> [    3.149367]     PHCD (23) clock disable =0
> [    3.149806]     LS (11:10) line status = 10b: J-state
> [    3.158136]     PE (2) port enabled =1
> [    3.158922]     CCS (0) current connect status =0
> [    3.162499]   remainder=00000000
> [    3.167255]   ### OTGSC (1a4) val=003e1000
> [    3.170570]     1MSIE (29) 1MS timer int enable =0
> [    3.174460]     BSVIE (27) vbus B valid int enable =0
> [    3.179236]     FIELD_1MSS (21) 1ms timer status =1
> [    3.184373]     FIELD_1MST (13) 1ms timer toggle =0
> [    3.189045]     BSE (12) vbus B session end =1
> [    3.193922]     BSV (11) vbus B session valid =0
> [    3.198418]     ASV (10) vbus A session valid =0
> [    3.203210]     AVV (9) A vbus valid =0
> [    3.207792]     IDPU (5) ID pullup =0
> [    3.211367]   remainder=001e0000
> [    3.215171]   ### USBINTR (148) val=00000000
> [    3.218470]     SLE (8) sleep int =0
> [    3.222741]     URE (6) USB reset int=0
> [    3.226281]     PCE (2) port change detect int=0
> [    3.229841]     UEI (1) USB error int=0
> [    3.234719]     UI (0) USB int=0
> [    3.238261]   remainder=00000000
> [    3.241750]   ### USBSTS (144) val=40000480
> [    3.244946]     ULPI (10) ULPI event complete=1
> [    3.248852]     SOF (7) SOF received=1
> [    3.253382]     UEI (1) USB error=0
> [    3.257185]     UI (0) USB int=0
> [    3.260586]   remainder=40000000
> [    3.264045]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    3.267255]      SUSPENDM=1
> [    3.272217]      OpMode=10b disable bit-stuff and NRZI encoding
> [    3.277670]      TermSelect=1
> [    3.281071]      XcvrSelect=01b FS
> [    3.286870]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    3.287136]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    3.292361]      DmPulldown=1
> [    3.297374]      DpPulldown=1
> [    3.300345]    ### ULPI_USB_INT_STS (13) val=00000008
> [    3.303279]      SessEnd=1
> [    3.308312] TRB: msm writel(),         addr=f0062090, val=00000000
> [    3.310937] TRB: in msm_otg_reset, 11133
> [    3.317081]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    3.321180]    ### PORTSC (184) val=8c000804
> [    3.326457]      PTS (31:30) transceiver select =10b: ulpi
> [    3.335741]     PSPD (27:26) port speed =11b: ???
> [    3.340532]     PHCD (23) clock disable =0
> [    3.340952]     LS (11:10) line status = 10b: J-state
> [    3.349282]     PE (2) port enabled =1
> [    3.350066]     CCS (0) current connect status =0
> [    3.353643]   remainder=00000000
> [    3.358399]   ### OTGSC (1a4) val=003e3000
> [    3.361717]     1MSIE (29) 1MS timer int enable =0
> [    3.365605]     BSVIE (27) vbus B valid int enable =0
> [    3.370398]     FIELD_1MSS (21) 1ms timer status =1
> [    3.375502]     FIELD_1MST (13) 1ms timer toggle =1
> [    3.380207]     BSE (12) vbus B session end =1
> [    3.385051]     BSV (11) vbus B session valid =0
> [    3.389565]     ASV (10) vbus A session valid =0
> [    3.394355]     AVV (9) A vbus valid =0
> [    3.398939]     IDPU (5) ID pullup =0
> [    3.402514]   remainder=001e0000
> [    3.406316]   ### USBINTR (148) val=00000000
> [    3.409617]     SLE (8) sleep int =0
> [    3.413885]     URE (6) USB reset int=0
> [    3.417427]     PCE (2) port change detect int=0
> [    3.421004]     UEI (1) USB error int=0
> [    3.425849]     UI (0) USB int=0
> [    3.429407]   remainder=00000000
> [    3.432895]   ### USBSTS (144) val=40000480
> [    3.436092]     ULPI (10) ULPI event complete=1
> [    3.439997]     SOF (7) SOF received=1
> [    3.444527]     UEI (1) USB error=0
> [    3.448330]     UI (0) USB int=0
> [    3.451731]   remainder=40000000
> [    3.455190]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    3.458402]      SUSPENDM=1
> [    3.463364]      OpMode=10b disable bit-stuff and NRZI encoding
> [    3.468817]      TermSelect=1
> [    3.472218]      XcvrSelect=01b FS
> [    3.478015]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    3.478282]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    3.483505]      DmPulldown=1
> [    3.488521]      DpPulldown=1
> [    3.491489]    ### ULPI_USB_INT_STS (13) val=00000008
> [    3.494426]      SessEnd=1
> [    3.499458] TRB: msm writel(),         addr=f0062098, val=00000008
> [    3.502084] TRB: in msm_otg_reset, 22222
> [    3.508226]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    3.512326]    ### PORTSC (184) val=8c000804
> [    3.517603]      PTS (31:30) transceiver select =10b: ulpi
> [    3.526886]     PSPD (27:26) port speed =11b: ???
> [    3.531677]     PHCD (23) clock disable =0
> [    3.532099]     LS (11:10) line status = 10b: J-state
> [    3.540444]     PE (2) port enabled =1
> [    3.541212]     CCS (0) current connect status =0
> [    3.544773]   remainder=00000000
> [    3.549547]   ### OTGSC (1a4) val=003e1000
> [    3.552862]     1MSIE (29) 1MS timer int enable =0
> [    3.556752]     BSVIE (27) vbus B valid int enable =0
> [    3.561543]     FIELD_1MSS (21) 1ms timer status =1
> [    3.566649]     FIELD_1MST (13) 1ms timer toggle =0
> [    3.571351]     BSE (12) vbus B session end =1
> [    3.576195]     BSV (11) vbus B session valid =0
> [    3.580728]     ASV (10) vbus A session valid =0
> [    3.585485]     AVV (9) A vbus valid =0
> [    3.590083]     IDPU (5) ID pullup =0
> [    3.593661]   remainder=001e0000
> [    3.597462]   ### USBINTR (148) val=00000000
> [    3.600778]     SLE (8) sleep int =0
> [    3.605015]     URE (6) USB reset int=0
> [    3.608574]     PCE (2) port change detect int=0
> [    3.612151]     UEI (1) USB error int=0
> [    3.616994]     UI (0) USB int=0
> [    3.620569]   remainder=00000000
> [    3.624026]   ### USBSTS (144) val=40000480
> [    3.627237]     ULPI (10) ULPI event complete=1
> [    3.631160]     SOF (7) SOF received=1
> [    3.635657]     UEI (1) USB error=0
> [    3.639476]     UI (0) USB int=0
> [    3.642879]   remainder=40000000
> [    3.646335]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    3.649548]      SUSPENDM=1
> [    3.654509]      OpMode=10b disable bit-stuff and NRZI encoding
> [    3.659962]      TermSelect=1
> [    3.663363]      XcvrSelect=01b FS
> [    3.669160]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    3.669428]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    3.674653]      DmPulldown=1
> [    3.679667]      DpPulldown=1
> [    3.682637]    ### ULPI_USB_INT_STS (13) val=00000008
> [    3.685571]      SessEnd=1
> [    3.690621] TRB: msm readl(),          addr=f0062278, val=000c3c32
> [    3.693214] TRB: msm writel(),         addr=f0062278, val=000d3c32
> [    3.699375] TRB: in msm_otg_reset, leaving
> [    3.705554]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    3.709618]    ### PORTSC (184) val=8c000804
> [    3.715103]      PTS (31:30) transceiver select =10b: ulpi
> [    3.724386]     PSPD (27:26) port speed =11b: ???
> [    3.729143]     PHCD (23) clock disable =0
> [    3.729581]     LS (11:10) line status = 10b: J-state
> [    3.737912]     PE (2) port enabled =1
> [    3.738695]     CCS (0) current connect status =0
> [    3.742272]   remainder=00000000
> [    3.747028]   ### OTGSC (1a4) val=003e1000
> [    3.750345]     1MSIE (29) 1MS timer int enable =0
> [    3.754235]     BSVIE (27) vbus B valid int enable =0
> [    3.759009]     FIELD_1MSS (21) 1ms timer status =1
> [    3.764148]     FIELD_1MST (13) 1ms timer toggle =0
> [    3.768818]     BSE (12) vbus B session end =1
> [    3.773695]     BSV (11) vbus B session valid =0
> [    3.778193]     ASV (10) vbus A session valid =0
> [    3.782984]     AVV (9) A vbus valid =0
> [    3.787567]     IDPU (5) ID pullup =0
> [    3.791143]   remainder=001e0000
> [    3.794944]   ### USBINTR (148) val=00000000
> [    3.798245]     SLE (8) sleep int =0
> [    3.802514]     URE (6) USB reset int=0
> [    3.806056]     PCE (2) port change detect int=0
> [    3.809616]     UEI (1) USB error int=0
> [    3.814494]     UI (0) USB int=0
> [    3.818034]   remainder=00000000
> [    3.821525]   ### USBSTS (144) val=40000480
> [    3.824719]     ULPI (10) ULPI event complete=1
> [    3.828627]     SOF (7) SOF received=1
> [    3.833157]     UEI (1) USB error=0
> [    3.836958]     UI (0) USB int=0
> [    3.840361]   remainder=40000000
> [    3.843818]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    3.847030]      SUSPENDM=1
> [    3.851992]      OpMode=10b disable bit-stuff and NRZI encoding
> [    3.857446]      TermSelect=1
> [    3.860847]      XcvrSelect=01b FS
> [    3.866644]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    3.866909]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    3.872134]      DmPulldown=1
> [    3.877148]      DpPulldown=1
> [    3.880101]    ### ULPI_USB_INT_STS (13) val=00000008
> [    3.883072]      SessEnd=1
> [    3.990164] TRB: in msm_phy_reset, entering
> [    3.990181]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    3.993140]    ### PORTSC (184) val=8c000804
> [    3.998693]      PTS (31:30) transceiver select =10b: ulpi
> [    4.007977]     PSPD (27:26) port speed =11b: ???
> [    4.012768]     PHCD (23) clock disable =0
> [    4.013188]     LS (11:10) line status = 10b: J-state
> [    4.021536]     PE (2) port enabled =1
> [    4.022303]     CCS (0) current connect status =0
> [    4.025864]   remainder=00000000
> [    4.030653]   ### OTGSC (1a4) val=003e3000
> [    4.033935]     1MSIE (29) 1MS timer int enable =0
> [    4.037843]     BSVIE (27) vbus B valid int enable =0
> [    4.042634]     FIELD_1MSS (21) 1ms timer status =1
> [    4.047738]     FIELD_1MST (13) 1ms timer toggle =1
> [    4.052466]     BSE (12) vbus B session end =1
> [    4.057286]     BSV (11) vbus B session valid =0
> [    4.061818]     ASV (10) vbus A session valid =0
> [    4.066575]     AVV (9) A vbus valid =0
> [    4.071192]     IDPU (5) ID pullup =0
> [    4.074735]   remainder=001e0000
> [    4.078553]   ### USBINTR (148) val=00000000
> [    4.081870]     SLE (8) sleep int =0
> [    4.086105]     URE (6) USB reset int=0
> [    4.089664]     PCE (2) port change detect int=0
> [    4.093240]     UEI (1) USB error int=0
> [    4.098085]     UI (0) USB int=0
> [    4.101660]   remainder=00000000
> [    4.105116]   ### USBSTS (144) val=40000480
> [    4.108327]     ULPI (10) ULPI event complete=1
> [    4.112276]     SOF (7) SOF received=1
> [    4.116746]     UEI (1) USB error=0
> [    4.120583]     UI (0) USB int=0
> [    4.123951]   remainder=40000000
> [    4.127426]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    4.130654]      SUSPENDM=1
> [    4.135583]      OpMode=10b disable bit-stuff and NRZI encoding
> [    4.141070]      TermSelect=1
> [    4.144437]      XcvrSelect=01b FS
> [    4.150268]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    4.150519]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    4.155724]      DmPulldown=1
> [    4.160773]      DpPulldown=1
> [    4.163711]    ### ULPI_USB_INT_STS (13) val=00000008
> [    4.166662]      SessEnd=1
> [    4.171713] TRB: msm readl(),          addr=f0062278, val=000d3c32
> [    4.174303] TRB: msm writel(),         addr=f0062278, val=000d3c33
> [    4.180523] TRB: msm readl(),          addr=f0062278, val=000d3c33
> [    4.186630] TRB: msm writel(),         addr=f0062278, val=000d3c32
> [    4.192810] TRB: in msm_phy_reset, leaving
> [    4.198953]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    4.203052]    ### PORTSC (184) val=8c000804
> [    4.208502]      PTS (31:30) transceiver select =10b: ulpi
> [    4.217785]     PSPD (27:26) port speed =11b: ???
> [    4.222578]     PHCD (23) clock disable =0
> [    4.222998]     LS (11:10) line status = 10b: J-state
> [    4.231345]     PE (2) port enabled =1
> [    4.232111]     CCS (0) current connect status =0
> [    4.235671]   remainder=00000000
> [    4.240463]   ### OTGSC (1a4) val=003e3000
> [    4.243745]     1MSIE (29) 1MS timer int enable =0
> [    4.247651]     BSVIE (27) vbus B valid int enable =0
> [    4.252444]     FIELD_1MSS (21) 1ms timer status =1
> [    4.257547]     FIELD_1MST (13) 1ms timer toggle =1
> [    4.262252]     BSE (12) vbus B session end =1
> [    4.267096]     BSV (11) vbus B session valid =0
> [    4.271626]     ASV (10) vbus A session valid =0
> [    4.276384]     AVV (9) A vbus valid =0
> [    4.281000]     IDPU (5) ID pullup =0
> [    4.284543]   remainder=001e0000
> [    4.288361]   ### USBINTR (148) val=00000000
> [    4.291679]     SLE (8) sleep int =0
> [    4.295914]     URE (6) USB reset int=0
> [    4.299473]     PCE (2) port change detect int=0
> [    4.303050]     UEI (1) USB error int=0
> [    4.307892]     UI (0) USB int=0
> [    4.311470]   remainder=00000000
> [    4.314925]   ### USBSTS (144) val=40000480
> [    4.318136]     ULPI (10) ULPI event complete=1
> [    4.322061]     SOF (7) SOF received=1
> [    4.326557]     UEI (1) USB error=0
> [    4.330392]     UI (0) USB int=0
> [    4.333762]   remainder=40000000
> [    4.337234]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    4.340464]      SUSPENDM=1
> [    4.345392]      OpMode=10b disable bit-stuff and NRZI encoding
> [    4.350879]      TermSelect=1
> [    4.354247]      XcvrSelect=01b FS
> [    4.360060]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    4.360345]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    4.365534]      DmPulldown=1
> [    4.370584]      DpPulldown=1
> [    4.373519]    ### ULPI_USB_INT_STS (13) val=00000008
> [    4.376472]      SessEnd=1
> [    4.381519] TRB: in msm_usb_reset, leaving
> [    4.384108]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    4.388191]    ### PORTSC (184) val=8c000804
> [    4.393675]      PTS (31:30) transceiver select =10b: ulpi
> [    4.402959]     PSPD (27:26) port speed =11b: ???
> [    4.407716]     PHCD (23) clock disable =0
> [    4.408154]     LS (11:10) line status = 10b: J-state
> [    4.416485]     PE (2) port enabled =1
> [    4.417268]     CCS (0) current connect status =0
> [    4.420846]   remainder=00000000
> [    4.425602]   ### OTGSC (1a4) val=003e1000
> [    4.428900]     1MSIE (29) 1MS timer int enable =0
> [    4.432825]     BSVIE (27) vbus B valid int enable =0
> [    4.437583]     FIELD_1MSS (21) 1ms timer status =1
> [    4.442721]     FIELD_1MST (13) 1ms timer toggle =0
> [    4.447391]     BSE (12) vbus B session end =1
> [    4.452268]     BSV (11) vbus B session valid =0
> [    4.456766]     ASV (10) vbus A session valid =0
> [    4.461556]     AVV (9) A vbus valid =0
> [    4.466139]     IDPU (5) ID pullup =0
> [    4.469698]   remainder=001e0000
> [    4.473536]   ### USBINTR (148) val=00000000
> [    4.476818]     SLE (8) sleep int =0
> [    4.481087]     URE (6) USB reset int=0
> [    4.484629]     PCE (2) port change detect int=0
> [    4.488189]     UEI (1) USB error int=0
> [    4.493067]     UI (0) USB int=0
> [    4.496608]   remainder=00000000
> [    4.500080]   ### USBSTS (144) val=40000480
> [    4.503310]     ULPI (10) ULPI event complete=1
> [    4.507200]     SOF (7) SOF received=1
> [    4.511730]     UEI (1) USB error=0
> [    4.515531]     UI (0) USB int=0
> [    4.518917]   remainder=40000000
> [    4.522409]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    4.525603]      SUSPENDM=1
> [    4.530564]      OpMode=10b disable bit-stuff and NRZI encoding
> [    4.536017]      TermSelect=1
> [    4.539403]      XcvrSelect=01b FS
> [    4.545218]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    4.545484]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    4.550707]      DmPulldown=1
> [    4.555723]      DpPulldown=1
> [    4.558674]    ### ULPI_USB_INT_STS (13) val=00000008
> [    4.561644]      SessEnd=1
> [    4.566695] TRB: in msm_otg_probe, mode=2, otg_control=3
> [    4.569267] creating debugfs msm_otg/mode
> [    4.574854] msm_hsusb f9a55000.gadget: in ci_hdrc_msm_probe
> [    4.578655] TRB: in ci_get_platdata
> [    4.584042] TRB: in ci_get_platdata, dr_mode=2
> [    4.587589] TRB!!!!!!!!!!!!: in ci_hdrc_probe
> [    4.592042] TRB: hw_device_init
> [    4.596434] TRB: in hw_alloc_regmap, is_lpg=0
> [    4.599391] TRB: ci hw_read: reg=f0064108, mask=00020000,
> val=00000000
> [    4.603922] TRB: in hw_alloc_regmap, is_lpg=0
> [    4.610346] TRB: ci hw_read: reg=f0064124, mask=0000001f,
> val=00000010
> [    4.614756] TRB: ci hw_read: reg=f0064184, mask=00800000,
> val=00000000
> [    4.621196] TRB: ci hw_write: reg=f0064148, mask=ffffffff,
> data=00000000
> [    4.627690] TRB: ci hw_write: reg=f0064144, mask=ffffffff,
> data=ffffffff
> [    4.634570] ci_hdrc ci_hdrc.0: ChipIdea HDRC found, lpm: 0; cap:
> f0064100 op: f0064140
> [    4.641249] TRB: hw_device_init done
> [    4.648953] TRB: msm_phy_init, entering
> [    4.652701]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    4.656247]    ### PORTSC (184) val=8c000804
> [    4.661817]      PTS (31:30) transceiver select =10b: ulpi
> [    4.671101]     PSPD (27:26) port speed =11b: ???
> [    4.675857]     PHCD (23) clock disable =0
> [    4.676296]     LS (11:10) line status = 10b: J-state
> [    4.684626]     PE (2) port enabled =1
> [    4.685412]     CCS (0) current connect status =0
> [    4.688970]   remainder=00000000
> [    4.693762]   ### OTGSC (1a4) val=003e1000
> [    4.697044]     1MSIE (29) 1MS timer int enable =0
> [    4.700968]     BSVIE (27) vbus B valid int enable =0
> [    4.705726]     FIELD_1MSS (21) 1ms timer status =1
> [    4.710862]     FIELD_1MST (13) 1ms timer toggle =0
> [    4.715535]     BSE (12) vbus B session end =1
> [    4.720411]     BSV (11) vbus B session valid =0
> [    4.724909]     ASV (10) vbus A session valid =0
> [    4.729683]     AVV (9) A vbus valid =0
> [    4.734300]     IDPU (5) ID pullup =0
> [    4.737842]   remainder=001e0000
> [    4.741677]   ### USBINTR (148) val=00000000
> [    4.744959]     SLE (8) sleep int =0
> [    4.749213]     URE (6) USB reset int=0
> [    4.752789]     PCE (2) port change detect int=0
> [    4.756332]     UEI (1) USB error int=0
> [    4.761208]     UI (0) USB int=0
> [    4.764750]   remainder=00000000
> [    4.768224]   ### USBSTS (144) val=00000080
> [    4.771452]     ULPI (10) ULPI event complete=0
> [    4.775342]     SOF (7) SOF received=1
> [    4.779855]     UEI (1) USB error=0
> [    4.783691]     UI (0) USB int=0
> [    4.787059]   remainder=00000000
> [    4.790551]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    4.793745]      SUSPENDM=1
> [    4.798690]      OpMode=10b disable bit-stuff and NRZI encoding
> [    4.804161]      TermSelect=1
> [    4.807546]      XcvrSelect=01b FS
> [    4.813359]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    4.813625]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    4.818833]      DmPulldown=1
> [    4.823882]      DpPulldown=1
> [    4.826818]    ### ULPI_USB_INT_STS (13) val=00000008
> [    4.829771]      SessEnd=1
> [    4.834817] TRB: ulpi_init() 1
> [    4.837405] TRB: ulpi_init() 2
> [    4.840462] TRB: ulpi_init() 3
> [    4.843484] TRB: ulpi: write 0x63 to 0x81
> [    4.846522] TRB: ulpi_init() 4
> [    4.850619] TRB: ulpi_write reg=0x81, val=0x63
> [    4.853555] TRB: msm writel(),         addr=f0062170, val=60810063
> [    4.857984] TRB: msm readl(),          addr=f0062170, val=28810863
> [    4.864164] TRB: ulpi_init() 5
> [    4.870321] TRB: ulpi_init() 6
> [    4.873344] TRB: ulpi_init() 7 - done
> [    4.876382] TRB: in msm_phy_reset, entering
> [    4.880116]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    4.884129]    ### PORTSC (184) val=8c000804
> [    4.889665]      PTS (31:30) transceiver select =10b: ulpi
> [    4.898949]     PSPD (27:26) port speed =11b: ???
> [    4.903740]     PHCD (23) clock disable =0
> [    4.904161]     LS (11:10) line status = 10b: J-state
> [    4.912508]     PE (2) port enabled =1
> [    4.913276]     CCS (0) current connect status =0
> [    4.916836]   remainder=00000000
> [    4.921626]   ### OTGSC (1a4) val=003e1000
> [    4.924908]     1MSIE (29) 1MS timer int enable =0
> [    4.928815]     BSVIE (27) vbus B valid int enable =0
> [    4.933606]     FIELD_1MSS (21) 1ms timer status =1
> [    4.938711]     FIELD_1MST (13) 1ms timer toggle =0
> [    4.943415]     BSE (12) vbus B session end =1
> [    4.948259]     BSV (11) vbus B session valid =0
> [    4.952790]     ASV (10) vbus A session valid =0
> [    4.957547]     AVV (9) A vbus valid =0
> [    4.962163]     IDPU (5) ID pullup =0
> [    4.965706]   remainder=001e0000
> [    4.969524]   ### USBINTR (148) val=00000000
> [    4.972842]     SLE (8) sleep int =0
> [    4.977077]     URE (6) USB reset int=0
> [    4.980652]     PCE (2) port change detect int=0
> [    4.984196]     UEI (1) USB error int=0
> [    4.989057]     UI (0) USB int=0
> [    4.992632]   remainder=00000000
> [    4.996088]   ### USBSTS (144) val=00000480
> [    4.999299]     ULPI (10) ULPI event complete=1
> [    5.003224]     SOF (7) SOF received=1
> [    5.007718]     UEI (1) USB error=0
> [    5.011559]     UI (0) USB int=0
> [    5.014924]   remainder=00000000
> [    5.018397]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    5.021627]      SUSPENDM=1
> [    5.026556]      OpMode=10b disable bit-stuff and NRZI encoding
> [    5.032042]      TermSelect=1
> [    5.035410]      XcvrSelect=01b FS
> [    5.041240]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    5.041491]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    5.046697]      DmPulldown=1
> [    5.051770]      DpPulldown=1
> [    5.054682]    ### ULPI_USB_INT_STS (13) val=00000008
> [    5.057634]      SessEnd=1
> [    5.062685] TRB: msm readl(),          addr=f0062278, val=000d3c32
> [    5.065276] TRB: msm writel(),         addr=f0062278, val=000d3c33
> [    5.071494] TRB: msm readl(),          addr=f0062278, val=000d3c33
> [    5.077602] TRB: msm writel(),         addr=f0062278, val=000d3c32
> [    5.083783] TRB: in msm_phy_reset, leaving
> [    5.089926]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    5.094023]    ### PORTSC (184) val=8c000804
> [    5.099475]      PTS (31:30) transceiver select =10b: ulpi
> [    5.108759]     PSPD (27:26) port speed =11b: ???
> [    5.113549]     PHCD (23) clock disable =0
> [    5.113970]     LS (11:10) line status = 10b: J-state
> [    5.122317]     PE (2) port enabled =1
> [    5.123083]     CCS (0) current connect status =0
> [    5.126644]   remainder=00000000
> [    5.131435]   ### OTGSC (1a4) val=003e1000
> [    5.134717]     1MSIE (29) 1MS timer int enable =0
> [    5.138624]     BSVIE (27) vbus B valid int enable =0
> [    5.143415]     FIELD_1MSS (21) 1ms timer status =1
> [    5.148520]     FIELD_1MST (13) 1ms timer toggle =0
> [    5.153223]     BSE (12) vbus B session end =1
> [    5.158067]     BSV (11) vbus B session valid =0
> [    5.162598]     ASV (10) vbus A session valid =0
> [    5.167357]     AVV (9) A vbus valid =0
> [    5.171972]     IDPU (5) ID pullup =0
> [    5.175514]   remainder=001e0000
> [    5.179335]   ### USBINTR (148) val=00000000
> [    5.182650]     SLE (8) sleep int =0
> [    5.186887]     URE (6) USB reset int=0
> [    5.190463]     PCE (2) port change detect int=0
> [    5.194005]     UEI (1) USB error int=0
> [    5.198866]     UI (0) USB int=0
> [    5.202441]   remainder=00000000
> [    5.205896]   ### USBSTS (144) val=00000480
> [    5.209109]     ULPI (10) ULPI event complete=1
> [    5.213032]     SOF (7) SOF received=1
> [    5.217529]     UEI (1) USB error=0
> [    5.221365]     UI (0) USB int=0
> [    5.224733]   remainder=00000000
> [    5.228208]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    5.231437]      SUSPENDM=1
> [    5.236364]      OpMode=10b disable bit-stuff and NRZI encoding
> [    5.241850]      TermSelect=1
> [    5.245218]      XcvrSelect=01b FS
> [    5.251050]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    5.251299]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    5.256506]      DmPulldown=1
> [    5.261556]      DpPulldown=1
> [    5.264491]    ### ULPI_USB_INT_STS (13) val=00000008
> [    5.267444]      SessEnd=1
> [    5.272495] TRB: msm readl(),          addr=f0062278, val=000d3c32
> [    5.275084] TRB: msm writel(),         addr=f0062278, val=000d3c32
> [    5.281263] TRB: msm_phy_init, leaving
> [    5.287407]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    5.291160]    ### PORTSC (184) val=8c000804
> [    5.296610]      PTS (31:30) transceiver select =10b: ulpi
> [    5.305893]     PSPD (27:26) port speed =11b: ???
> [    5.310683]     PHCD (23) clock disable =0
> [    5.311105]     LS (11:10) line status = 10b: J-state
> [    5.319435]     PE (2) port enabled =1
> [    5.320237]     CCS (0) current connect status =0
> [    5.323781]   remainder=00000000
> [    5.328553]   ### OTGSC (1a4) val=003e3000
> [    5.331869]     1MSIE (29) 1MS timer int enable =0
> [    5.335759]     BSVIE (27) vbus B valid int enable =0
> [    5.340552]     FIELD_1MSS (21) 1ms timer status =1
> [    5.345655]     FIELD_1MST (13) 1ms timer toggle =1
> [    5.350358]     BSE (12) vbus B session end =1
> [    5.355202]     BSV (11) vbus B session valid =0
> [    5.359718]     ASV (10) vbus A session valid =0
> [    5.364508]     AVV (9) A vbus valid =0
> [    5.369090]     IDPU (5) ID pullup =0
> [    5.372668]   remainder=001e0000
> [    5.376470]   ### USBINTR (148) val=00000000
> [    5.379768]     SLE (8) sleep int =0
> [    5.384039]     URE (6) USB reset int=0
> [    5.387582]     PCE (2) port change detect int=0
> [    5.391159]     UEI (1) USB error int=0
> [    5.396001]     UI (0) USB int=0
> [    5.399560]   remainder=00000000
> [    5.403048]   ### USBSTS (144) val=00000480
> [    5.406245]     ULPI (10) ULPI event complete=1
> [    5.410168]     SOF (7) SOF received=1
> [    5.414664]     UEI (1) USB error=0
> [    5.418484]     UI (0) USB int=0
> [    5.421885]   remainder=00000000
> [    5.425343]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    5.428554]      SUSPENDM=1
> [    5.433517]      OpMode=10b disable bit-stuff and NRZI encoding
> [    5.438968]      TermSelect=1
> [    5.442371]      XcvrSelect=01b FS
> [    5.448168]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    5.448434]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    5.453659]      DmPulldown=1
> [    5.458672]      DpPulldown=1
> [    5.461643]    ### ULPI_USB_INT_STS (13) val=00000008
> [    5.464579]      SessEnd=1
> [    5.469611] TRB: getting interrupt
> [    5.472233] TRB: ci->irq=166
> [    5.475602] TRB: ci hw_read: reg=f0064124, mask=00000180,
> val=00000180
> [    5.478647] ci_hdrc ci_hdrc.0: It is OTG capable controller
> [    5.484998] TRB: ci hw_write: reg=f00641a4, mask=7f000000,
> data=00000000
> [    5.490469] TRB: ci hw_write: reg=f00641a4, mask=007f0000,
> data=007f0000
> [    5.497396] TRB: in ci_hdrc_gadget_init
> [    5.504092] TRB: ci hw_read: reg=f0064124, mask=00000080,
> val=00000080
> [    5.507638] TRB: setting irq = udc_irq
> [    5.514307] TRB: in usb_add_gadget_udc_release()
> [    5.518066] TRB: in ci_hdrc_probe, doing otg_set_peripheral, with
> ci->gadget=ef02c068
> [    5.522774] TRB: in msm_otg_set_peripheral
> [    5.530480] TRB: MOSP 1
> [    5.534454] TRB: MOSP 6
> [    5.536798] peripheral driver registered w/ tranceiver
> [    5.539232] TRB: MOSP 7
> [    5.544452] TRB: MOSP 8
> [    5.546786] TRB: MOSP 9
> [    5.549211] TRB: ret=0
> [    5.551663] TRB: in msm_otg_sm_work: state=0
> [    5.554075] TRB: MOSW 1 OTG_STATE_UNDEFINED state
> [    5.558502] TRB: in msm_otg_reset, entering
> [    5.563210] TRB: ci hw_read: reg=f00641a4, mask=ffffffff,
> val=00201000
> [    5.567101] TRB: ci_udc_vbus_session, vbus_active=0
> [    5.573731] TRB: ci_udc_vbus_session, gadget_ready=0
> [    5.578470] TRB: ci hw_write: reg=f00641a4, mask=007f0000,
> data=00080000
> [    5.583701]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    5.590382]    ### PORTSC (184) val=8c000804
> [    5.595656]      PTS (31:30) transceiver select =10b: ulpi
> [    5.604961] TRB: ci hw_write: reg=f00641a4, mask=08000000,
> data=08000000
> [    5.605382] TRB Requesting irq 166:ci_hdrc_msm
> [    5.612179] TRB: Creating device files for ci_hdrc.0
> [    5.616477] /home/CORPUSERS/10102229/work/dragonboard/APQ8074_M8974AAAAANLYA31050138_JB_V11/kernel-
> 14-test-usb/drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
> [    5.622285] Freeing unused kernel memory: 280K (c082a000 -
> c0870000)
> [    5.636246]     PSPD (27:26) port speed =11b: ???
> [    5.646953]     PHCD (23) clock disable =0
> [    5.647390]     LS (11:10) line status = 10b: J-state
> [    5.655720]     PE (2) port enabled =1
> [    5.656504]     CCS (0) current connect status =0
> [    5.660065]   remainder=00000000
> [    5.676227]   ### OTGSC (1a4) val=08203000
> [    5.676246]     1MSIE (29) 1MS timer int enable =0
> [    5.679202]     BSVIE (27) vbus B valid int enable =1
> mkdir: can't create directory '/dev': File exists[    5.689521]
> FIELD_1MSS (21) 1ms timer status =
> 1
> 
> [    5.698400]     FIELD_1MST (13) 1ms timer toggle =1
> [    5.698419]     BSE (12) vbus B session end =1
> [    5.706024]     BSV (11) vbus B session valid =0
> [    5.707588]     ASV (10) vbus A session valid =0
> [    5.715575]     AVV (9) A vbus valid =0
> [    5.716961]     IDPU (5) ID pullup =0
> [    5.723884]   remainder=00000000
> [    5.724341]   ### USBINTR (148) val=00000000
> [    5.727639]     SLE (8) sleep int =0
> [    5.740198]     URE (6) USB reset int=0
> [    5.740216]     PCE (2) port change detect int=0
> [    5.742827]     UEI (1) USB error int=0
> [    5.747686]     UI (0) USB int=0
> [    5.760258]   remainder=00000000
> [    5.760276]   ### USBSTS (144) val=00000480
> [    5.762538]     ULPI (10) ULPI event complete=1
> [    5.766444]     SOF (7) SOF received=1
> [    5.785969]     UEI (1) USB error=0
> [    5.785985]     UI (0) USB int=0
> [    5.788248]   remainder=00000000
> [    5.792913]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    5.794934]      SUSPENDM=1
> [    5.799879]      OpMode=10b disable bit-stuff and NRZI encoding
> [    5.815934]      TermSelect=1
> [    5.818195]      XcvrSelect=01b FS
> [    5.824011]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    5.824275]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    5.829482]      DmPulldown=1
> [    5.850184]      DpPulldown=1
> [    5.850204]    ### ULPI_USB_INT_STS (13) val=00000008
> [    5.852120]      SessEnd=1
> [    5.857150] TRB: issuing USBCMD_RESET to USB_USBCMD
> [    5.859758] TRB: msm writel(),         addr=f0062140, val=00000002
> [    5.880186] TRB: msm readl(),          addr=f0062140, val=00080002
> [    5.880210] TRB: msm readl(),          addr=f0062140, val=00080000
> [    5.885247]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    5.900183]    ### PORTSC (184) val=8c000804
> [    5.900202]      PTS (31:30) transceiver select =10b: ulpi
> [    5.908448]     PSPD (27:26) port speed =11b: ???
> [    5.930184]     PHCD (23) clock disable =0
> [    5.930202]     LS (11:10) line status = 10b: J-state
> [    5.937580]     PE (2) port enabled =1
> [    5.938366]     CCS (0) current connect status =0
> [    5.950183]   remainder=00000000
> [    5.950200]   ### OTGSC (1a4) val=08203000
> [    5.952463]     1MSIE (29) 1MS timer int enable =0
> [    5.956369]     BSVIE (27) vbus B valid int enable =1
> [    5.970185]     FIELD_1MSS (21) 1ms timer status =1
> [    5.970203]     FIELD_1MST (13) 1ms timer toggle =1
> [    5.973853]     BSE (12) vbus B session end =1
> [    5.978715]     BSV (11) vbus B session valid =0
> [    6.000181]     ASV (10) vbus A session valid =0
> [    6.000200]     AVV (9) A vbus valid =0
> [    6.003849]     IDPU (5) ID pullup =0
> [    6.007407]   remainder=00000000
> [    6.020179]   ### USBINTR (148) val=00000000
> [    6.020197]     SLE (8) sleep int =0
> [    6.023498]     URE (6) USB reset int=0
> [    6.027057]     PCE (2) port change detect int=0
> [    6.040225]     UEI (1) USB error int=0
> [    6.040243]     UI (0) USB int=0
> [    6.042851]   remainder=00000000
> [    6.046326]   ### USBSTS (144) val=00000080
> [    6.049537]     ULPI (10) ULPI event complete=0
> sh: can't access tty; job control turned off
> / # [    6.063965]     SOF (7) SOF received=1
> [    6.063983]     UEI (1) USB error=0
> [    6.067703]     UI (0) USB int=0
> [    6.071138]   remainder=00000000
> [    6.074564]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    6.077775]      SUSPENDM=1
> [    6.082836]      OpMode=10b disable bit-stuff and NRZI encoding
> [    6.088191]      TermSelect=1
> [    6.091613]      XcvrSelect=01b FS
> [    6.097388]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    6.097655]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    6.102890]      DmPulldown=1
> [    6.107894]      DpPulldown=1
> [    6.110866]    ### ULPI_USB_INT_STS (13) val=00000008
> [    6.113800]      SessEnd=1
> [    6.118833] TRB: in msm_otg_reset, 11111 !!! check regs here
> (before) !!!
> [    6.121459] TRB: turning PTS transceiver back to ULPI and resetting
> rest of PORTSC
> [    6.128302] TRB: msm writel(),         addr=f0062184, val=80000000
> [    6.135780] TRB: in msm_otg_reset, 11122 !!! check regs here
> (after) !!!
> [    6.141946]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    6.148783]    ### PORTSC (184) val=8c000804
> [    6.154095]      PTS (31:30) transceiver select =10b: ulpi
> [    6.163377]     PSPD (27:26) port speed =11b: ???
> [    6.168134]     PHCD (23) clock disable =0
> [    6.168573]     LS (11:10) line status = 10b: J-state
> [    6.176902]     PE (2) port enabled =1
> [    6.177687]     CCS (0) current connect status =0
> [    6.181264]   remainder=00000000
> [    6.186021]   ### OTGSC (1a4) val=08203000
> [    6.189320]     1MSIE (29) 1MS timer int enable =0
> [    6.193244]     BSVIE (27) vbus B valid int enable =1
> [    6.198000]     FIELD_1MSS (21) 1ms timer status =1
> [    6.203140]     FIELD_1MST (13) 1ms timer toggle =1
> [    6.207810]     BSE (12) vbus B session end =1
> [    6.212688]     BSV (11) vbus B session valid =0
> [    6.217185]     ASV (10) vbus A session valid =0
> [    6.221976]     AVV (9) A vbus valid =0
> [    6.226559]     IDPU (5) ID pullup =0
> [    6.230117]   remainder=00000000
> [    6.233953]   ### USBINTR (148) val=00000000
> [    6.237237]     SLE (8) sleep int =0
> [    6.241506]     URE (6) USB reset int=0
> [    6.245049]     PCE (2) port change detect int=0
> [    6.248608]     UEI (1) USB error int=0
> [    6.253484]     UI (0) USB int=0
> [    6.257026]   remainder=00000000
> [    6.260517]   ### USBSTS (144) val=00000480
> [    6.263711]     ULPI (10) ULPI event complete=1
> [    6.267619]     SOF (7) SOF received=1
> [    6.272149]     UEI (1) USB error=0
> [    6.275949]     UI (0) USB int=0
> [    6.279336]   remainder=00000000
> [    6.282826]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    6.286022]      SUSPENDM=1
> [    6.290984]      OpMode=10b disable bit-stuff and NRZI encoding
> [    6.296436]      TermSelect=1
> [    6.299821]      XcvrSelect=01b FS
> [    6.305637]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    6.305901]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    6.311127]      DmPulldown=1
> [    6.316141]      DpPulldown=1
> [    6.319094]    ### ULPI_USB_INT_STS (13) val=00000008
> [    6.322064]      SessEnd=1
> [    6.327080] TRB: msm writel(),         addr=f0062090, val=00000000
> [    6.329687] TRB: in msm_otg_reset, 11133
> [    6.335865]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    6.339929]    ### PORTSC (184) val=8c000804
> [    6.345241]      PTS (31:30) transceiver select =10b: ulpi
> [    6.354522]     PSPD (27:26) port speed =11b: ???
> [    6.359281]     PHCD (23) clock disable =0
> [    6.359719]     LS (11:10) line status = 10b: J-state
> [    6.368048]     PE (2) port enabled =1
> [    6.368833]     CCS (0) current connect status =0
> [    6.372411]   remainder=00000000
> [    6.377167]   ### OTGSC (1a4) val=08201000
> [    6.380481]     1MSIE (29) 1MS timer int enable =0
> [    6.384373]     BSVIE (27) vbus B valid int enable =1
> [    6.389146]     FIELD_1MSS (21) 1ms timer status =1
> [    6.394285]     FIELD_1MST (13) 1ms timer toggle =0
> [    6.398956]     BSE (12) vbus B session end =1
> [    6.403832]     BSV (11) vbus B session valid =0
> [    6.408331]     ASV (10) vbus A session valid =0
> [    6.413121]     AVV (9) A vbus valid =0
> [    6.417704]     IDPU (5) ID pullup =0
> [    6.421281]   remainder=00000000
> [    6.425083]   ### USBINTR (148) val=00000000
> [    6.428381]     SLE (8) sleep int =0
> [    6.432652]     URE (6) USB reset int=0
> [    6.436194]     PCE (2) port change detect int=0
> [    6.439755]     UEI (1) USB error int=0
> [    6.444632]     UI (0) USB int=0
> [    6.448173]   remainder=00000000
> [    6.451662]   ### USBSTS (144) val=00000480
> [    6.454858]     ULPI (10) ULPI event complete=1
> [    6.458765]     SOF (7) SOF received=1
> [    6.463295]     UEI (1) USB error=0
> [    6.467096]     UI (0) USB int=0
> [    6.470498]   remainder=00000000
> [    6.473955]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    6.477168]      SUSPENDM=1
> [    6.482130]      OpMode=10b disable bit-stuff and NRZI encoding
> [    6.487583]      TermSelect=1
> [    6.490984]      XcvrSelect=01b FS
> [    6.496781]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    6.497047]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    6.502273]      DmPulldown=1
> [    6.507287]      DpPulldown=1
> [    6.510256]    ### ULPI_USB_INT_STS (13) val=00000008
> [    6.513192]      SessEnd=1
> [    6.518224] TRB: msm writel(),         addr=f0062098, val=00000008
> [    6.520849] TRB: in msm_otg_reset, 22222
> [    6.526993]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    6.531093]    ### PORTSC (184) val=8c000804
> [    6.536369]      PTS (31:30) transceiver select =10b: ulpi
> [    6.545653]     PSPD (27:26) port speed =11b: ???
> [    6.550443]     PHCD (23) clock disable =0
> [    6.550866]     LS (11:10) line status = 10b: J-state
> [    6.559193]     PE (2) port enabled =1
> [    6.559978]     CCS (0) current connect status =0
> [    6.563557]   remainder=00000000
> [    6.568312]   ### OTGSC (1a4) val=08203000
> [    6.571628]     1MSIE (29) 1MS timer int enable =0
> [    6.575517]     BSVIE (27) vbus B valid int enable =1
> [    6.580309]     FIELD_1MSS (21) 1ms timer status =1
> [    6.585415]     FIELD_1MST (13) 1ms timer toggle =1
> [    6.590102]     BSE (12) vbus B session end =1
> [    6.594979]     BSV (11) vbus B session valid =0
> [    6.599477]     ASV (10) vbus A session valid =0
> [    6.604268]     AVV (9) A vbus valid =0
> [    6.608849]     IDPU (5) ID pullup =0
> [    6.612426]   remainder=00000000
> [    6.616229]   ### USBINTR (148) val=00000000
> [    6.619529]     SLE (8) sleep int =0
> [    6.623797]     URE (6) USB reset int=0
> [    6.627340]     PCE (2) port change detect int=0
> [    6.630917]     UEI (1) USB error int=0
> [    6.635760]     UI (0) USB int=0
> [    6.639318]   remainder=00000000
> [    6.642809]   ### USBSTS (144) val=00000480
> [    6.646003]     ULPI (10) ULPI event complete=1
> [    6.649910]     SOF (7) SOF received=1
> [    6.654440]     UEI (1) USB error=0
> [    6.658243]     UI (0) USB int=0
> [    6.661644]   remainder=00000000
> [    6.665102]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    6.668314]      SUSPENDM=1
> [    6.673276]      OpMode=10b disable bit-stuff and NRZI encoding
> [    6.678729]      TermSelect=1
> [    6.682131]      XcvrSelect=01b FS
> [    6.687928]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    6.688194]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    6.693418]      DmPulldown=1
> [    6.698432]      DpPulldown=1
> [    6.701402]    ### ULPI_USB_INT_STS (13) val=00000008
> [    6.704337]      SessEnd=1
> [    6.709371] TRB: msm readl(),          addr=f0062278, val=000c3c32
> [    6.711997] TRB: msm writel(),         addr=f0062278, val=000d3c32
> [    6.718141] TRB: in msm_otg_reset, leaving
> [    6.724320]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [    6.728384]    ### PORTSC (184) val=8c000804
> [    6.733869]      PTS (31:30) transceiver select =10b: ulpi
> [    6.743151]     PSPD (27:26) port speed =11b: ???
> [    6.747908]     PHCD (23) clock disable =0
> [    6.748347]     LS (11:10) line status = 10b: J-state
> [    6.756676]     PE (2) port enabled =1
> [    6.757461]     CCS (0) current connect status =0
> [    6.761038]   remainder=00000000
> [    6.765796]   ### OTGSC (1a4) val=08201000
> [    6.769093]     1MSIE (29) 1MS timer int enable =0
> [    6.773017]     BSVIE (27) vbus B valid int enable =1
> [    6.777775]     FIELD_1MSS (21) 1ms timer status =1
> [    6.782913]     FIELD_1MST (13) 1ms timer toggle =0
> [    6.787584]     BSE (12) vbus B session end =1
> [    6.792460]     BSV (11) vbus B session valid =0
> [    6.796959]     ASV (10) vbus A session valid =0
> [    6.801750]     AVV (9) A vbus valid =0
> [    6.806334]     IDPU (5) ID pullup =0
> [    6.809892]   remainder=00000000
> [    6.813728]   ### USBINTR (148) val=00000000
> [    6.817010]     SLE (8) sleep int =0
> [    6.821280]     URE (6) USB reset int=0
> [    6.824823]     PCE (2) port change detect int=0
> [    6.828383]     UEI (1) USB error int=0
> [    6.833260]     UI (0) USB int=0
> [    6.836802]   remainder=00000000
> [    6.840290]   ### USBSTS (144) val=00000480
> [    6.843486]     ULPI (10) ULPI event complete=1
> [    6.847393]     SOF (7) SOF received=1
> [    6.851922]     UEI (1) USB error=0
> [    6.855724]     UI (0) USB int=0
> [    6.859110]   remainder=00000000
> [    6.862600]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [    6.865796]      SUSPENDM=1
> [    6.870758]      OpMode=10b disable bit-stuff and NRZI encoding
> [    6.876211]      TermSelect=1
> [    6.879596]      XcvrSelect=01b FS
> [    6.885409]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [    6.885676]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [    6.890900]      DmPulldown=1
> [    6.895915]      DpPulldown=1
> [    6.898867]    ### ULPI_USB_INT_STS (13) val=00000008
> [    6.901838]      SessEnd=1
> [    6.906855] TRB: msm readl(),          addr=f00621a4, val=08203000
> [    6.909461] TRB: msm_otg_init_sm, pdata->mode=2
> [    6.915638] TRB: MOSW 2 OTG_STATE_B_IDLE state
> 
> / #
> / #
> / # cd lib/modules
> /lib/modules # ls
> ansi_cprng.ko          g_zero.ko              regs
> g_hid.ko               libcomposite.ko        usb_f_mass_storage.ko
> g_mass_storage.ko      loadem.sh              usb_f_ss_lb.ko
> /lib/modules # insmod libcomposite.ko
> /lib/modules # insmod usb_f_ss_lb.ko
> /lib/modules # insmod usb_f_mass_storage.ko
> /lib/modules # insmod g_zero.ko
> [  213.753592] TRB: usb_gadget_probe_driver
> [  213.753614] ------------[ cut here ]------------
> [  213.756588] WARNING: CPU: 0 PID: 92 at
> /home/CORPUSERS/10102229/work/dragonboard/APQ8074_M8974AAAAA
> NLYA31050138_JB_V11/kernel-14-test-usb/drivers/usb/gadget/udc-core.c:416
> usb_gadget_probe_driver+0x20/
> 0xf4()
> [  213.770179] TRB: usb_gadget_probe_driver
> [  213.779313] Modules linked in: g_zero(+) usb_f_mass_storage
> usb_f_ss_lb libcomposite
> [  213.791182] CPU: 0 PID: 92 Comm: insmod Not tainted
> 3.13.0-rc6-00148-g1076101-dirty #79
> [  213.791229] [<c0214144>] (unwind_backtrace+0x0/0xf8) from
> [<c0211ba8>] (show_stack+0x10/0x14)
> [  213.798950] [<c0211ba8>] (show_stack+0x10/0x14) from [<c063198c>]
> (dump_stack+0x64/0xb4)
> [  213.807674] [<c063198c>] (dump_stack+0x64/0xb4) from [<c022afd8>]
> (warn_slowpath_common+0x68/0x88)
> [  213.815820] [<c022afd8>] (warn_slowpath_common+0x68/0x88) from
> [<c022b08c>] (warn_slowpath_fmt+0x30
> /0x40)
> [  213.824582] [<c022b08c>] (warn_slowpath_fmt+0x30/0x40) from
> [<c0522b0c>] (usb_gadget_probe_driver+0
> x20/0xf4)
> [  213.834218] [<c0522b0c>] (usb_gadget_probe_driver+0x20/0xf4) from
> [<c0208860>] (do_one_initcall+0x1
> 10/0x174)
> [  213.844116] [<c0208860>] (do_one_initcall+0x110/0x174) from
> [<c0285740>] (load_module+0x185c/0x1c6c
> )
> [  213.853922] [<c0285740>] (load_module+0x185c/0x1c6c) from
> [<c0285c40>] (SyS_init_module+0xf0/0x100)
> [  213.863034] [<c0285c40>] (SyS_init_module+0xf0/0x100) from
> [<c020e3c0>] (ret_fast_syscall+0x0/0x30)
> [  213.871805] ---[ end trace babbb03ea78eda66 ]---
> [  213.880816] TRB: in udc_bind_to_driver
> [  213.885647] TRB: udc_bind_to_driver 1
> [  213.889245] zero gadget: Gadget Zero, version: Cinco de Mayo 2008
> [  213.892967] zero gadget: zero ready
> [  213.899016] TRB: udc_bind_to_driver 2
> [  213.902335] TRB: udc_bind_to_driver 3 - calling
> usb_gadget_udc_start
> [  213.906136] TRB: calling through gadget->ops->udc_start()
> [  213.912580] TRB: ci_udc_start()
> [  213.917850] TRB: CIS 1
> [  213.920821] TRB: CIS 2
> [  213.923231] TRB: CIS 3
> [  213.925576] TRB: CIS 4
> [  213.927919] TRB: CIS 5
> [  213.930295] TRB: CIS 6, vbus_active=0
> [  213.932608] TRB: udc_bind_to_driver 4
> [  213.936341] TRB: udc_bind_to_driver 5
> [  213.939988] TRB: udc_bind_to_driver 6
> [  213.943837] TRB: udc_bind_to_driver 7
> /lib/modules #
> /lib/modules # regs
> sh: regs: not found
> /lib/modules # ./regs
> [  242.314425] TRB: in msm_otg_reg_show
> [  242.314445]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [  242.317057]    ### PORTSC (184) val=8c000804
> [  242.322426]      PTS (31:30) transceiver select =10b: ulpi
> [  242.331671]     PSPD (27:26) port speed =11b: ???
> [  242.336407]     PHCD (23) clock disable =0
> [  242.336844]     LS (11:10) line status = 10b: J-state
> [  242.345174]     PE (2) port enabled =1
> [  242.345957]     CCS (0) current connect status =0
> [  242.349519]   remainder=00000000
> [  242.354310]   ### OTGSC (1a4) val=08203000
> [  242.357591]     1MSIE (29) 1MS timer int enable =0
> [  242.361515]     BSVIE (27) vbus B valid int enable =1
> [  242.366272]     FIELD_1MSS (21) 1ms timer status =1
> [  242.371410]     FIELD_1MST (13) 1ms timer toggle =1
> [  242.376081]     BSE (12) vbus B session end =1
> [  242.380960]     BSV (11) vbus B session valid =0
> [  242.385456]     ASV (10) vbus A session valid =0
> [  242.390248]     AVV (9) A vbus valid =0
> [  242.394830]     IDPU (5) ID pullup =0
> [  242.398389]   remainder=00000000
> [  242.402225]   ### USBINTR (148) val=00000000
> [  242.405509]     SLE (8) sleep int =0
> [  242.409760]     URE (6) USB reset int=0
> [  242.413367]     PCE (2) port change detect int=0
> [  242.416880]     UEI (1) USB error int=0
> [  242.421758]     UI (0) USB int=0
> [  242.425297]   remainder=00000000
> [  242.428771]   ### USBSTS (144) val=00000480
> [  242.432000]     ULPI (10) ULPI event complete=1
> [  242.435890]     SOF (7) SOF received=1
> [  242.440420]     UEI (1) USB error=0
> [  242.444222]     UI (0) USB int=0
> [  242.447606]   remainder=00000000
> [  242.451099]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [  242.454292]      SUSPENDM=1
> [  242.459237]      OpMode=10b disable bit-stuff and NRZI encoding
> [  242.464709]      TermSelect=1
> [  242.468093]      XcvrSelect=01b FS
> [  242.473909]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [  242.474173]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [  242.479381]      DmPulldown=1
> [  242.484430]      DpPulldown=1
> [  242.487366]    ### ULPI_USB_INT_STS (13) val=00000008
> [  242.490335]      SessEnd=1
> See regs in dmesg log
> /lib/modules # echo none >/debugfs/msm_otg/mode
> [  256.055595] TRB: in msm_otg_mode_write
> [  256.055615] TRB: in msm_otg_mode_write, req_mode=0
> [  256.058262] TRB: requested 'unknown' mode
> [  256.063135] TRB: doing nothing 1
> /lib/modules # echo peripheral >/debugfs/msm_otg/mode
> [  263.136812] TRB: in msm_otg_mode_write
> [  263.136983] TRB: in msm_otg_mode_write, req_mode=2
> [  263.140685] TRB: requested 'peripheral' mode
> [  263.145417] TRB: in msm_otg_sm_work: state=1
> [  263.149832] TRB: MOSW 2 OTG_STATE_B_IDLE state
> [  263.154289] TRB: msm writel(),         addr=f0062170, val=40040000
> [  263.158342] TRB: msm readl(),          addr=f0062170, val=08045500
> [  263.164547] TRB: msm readl(),          addr=f0062170, val=08045500
> [  263.170706] TRB: ulpi_read reg=0x4, val=0x55
> [  263.176828] TRB: ulpi_write reg=0x4, val=0x4d
> [  263.181276] TRB: msm writel(),         addr=f0062170, val=6004004d
> [  263.185511] TRB: msm readl(),          addr=f0062170, val=2804554d
> [  263.191606] TRB: ulpi_write reg=0x86, val=0x3f
> [  263.197747] TRB: msm writel(),         addr=f0062170, val=6086003f
> [  263.202194] TRB: msm readl(),          addr=f0062170, val=2886553f
> [  263.208339] TRB: ulpi_write reg=0x92, val=0x1f
> [  263.214519] TRB: msm writel(),         addr=f0062170, val=6092001f
> [  263.218931] TRB: msm readl(),          addr=f0062170, val=2892551f
> [  263.225112] TRB: ulpi_write reg=0x95, val=0x1f
> [  263.231271] TRB: msm writel(),         addr=f0062170, val=6095001f
> [  263.235685] TRB: msm readl(),          addr=f0062170, val=2895551f
> [  263.241967] TRB: ulpi_write reg=0x85, val=0x10
> [  263.248009] TRB: msm writel(),         addr=f0062170, val=60850010
> [  263.252455] TRB: msm readl(),          addr=f0062170, val=28855510
> /lib/modules # [  263.350167] TRB: msm writel(),
> addr=f0062170, val=40870000
> [  263.350187] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.355227] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.361408] TRB: ulpi_read reg=0x87, val=0x0
> [  263.460167] TRB: msm writel(),         addr=f0062170, val=40870000
> [  263.460187] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.465227] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.471407] TRB: ulpi_read reg=0x87, val=0x0
> [  263.570166] TRB: msm writel(),         addr=f0062170, val=40870000
> [  263.570186] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.575224] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.581406] TRB: ulpi_read reg=0x87, val=0x0
> [  263.680166] TRB: msm writel(),         addr=f0062170, val=40870000
> [  263.680186] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.685225] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.691407] TRB: ulpi_read reg=0x87, val=0x0
> [  263.790166] TRB: msm writel(),         addr=f0062170, val=40870000
> [  263.790186] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.795225] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.801407] TRB: ulpi_read reg=0x87, val=0x0
> [  263.900165] TRB: msm writel(),         addr=f0062170, val=40870000
> [  263.900186] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.905224] TRB: msm readl(),          addr=f0062170, val=08870000
> [  263.911405] TRB: ulpi_read reg=0x87, val=0x0
> [  263.917550] TRB: ulpi_write reg=0x86, val=0x10
> [  263.921992] TRB: msm writel(),         addr=f0062170, val=60860010
> [  263.926233] TRB: msm readl(),          addr=f0062170, val=28860010
> [  263.932411] TRB: ulpi_write reg=0x85, val=0x2
> [  263.938556] TRB: msm writel(),         addr=f0062170, val=60850002
> [  263.943003] TRB: msm readl(),          addr=f0062170, val=28850002
> [  263.949061] TRB: ulpi_write reg=0x85, val=0x1
> [  263.955240] TRB: msm writel(),         addr=f0062170, val=60850001
> [  263.959652] TRB: msm readl(),          addr=f0062170, val=28850001
> [  264.000165] TRB: msm writel(),         addr=f0062170, val=40870000
> [  264.000185] TRB: msm readl(),          addr=f0062170, val=08870000
> [  264.005224] TRB: msm readl(),          addr=f0062170, val=08870000
> [  264.011405] TRB: ulpi_read reg=0x87, val=0x0
> [  264.017552] TRB: ulpi_write reg=0x86, val=0x3f
> [  264.021993] TRB: msm writel(),         addr=f0062170, val=6086003f
> [  264.026231] TRB: msm readl(),          addr=f0062170, val=2886003f
> [  264.032410] TRB: ulpi_write reg=0x92, val=0x1f
> [  264.038554] TRB: msm writel(),         addr=f0062170, val=6092001f
> [  264.043002] TRB: msm readl(),          addr=f0062170, val=2892001f
> [  264.049146] TRB: ulpi_write reg=0x95, val=0x1f
> [  264.055326] TRB: msm writel(),         addr=f0062170, val=6095001f
> [  264.059739] TRB: msm readl(),          addr=f0062170, val=2895001f
> [  264.065918] TRB: msm writel(),         addr=f0062170, val=40040000
> [  264.072082] TRB: msm readl(),          addr=f0062170, val=08044d00
> [  264.078228] TRB: msm readl(),          addr=f0062170, val=08044d00
> [  264.084407] TRB: ulpi_read reg=0x4, val=0x4d
> [  264.090568] TRB: ulpi_write reg=0x4, val=0x45
> [  264.094978] TRB: msm writel(),         addr=f0062170, val=60040045
> [  264.099234] TRB: msm readl(),          addr=f0062170, val=28044d45
> [  264.105337] TRB: in msm_otg_sm_work: state=1
> [  264.111507] TRB: MOSW 2 OTG_STATE_B_IDLE state
> [  264.115903] msm_otg f9a55000.usb: Avail curr from USB = 100
> [  264.120171] TRB: msm_otg_start_peripheral, on=1
> [  264.125620] TRB: msm_otg_start_peripheral, gadget on
> [  264.130153] TRB: ci_udc_vbus_session, vbus_active=1
> [  264.135343] TRB: ci_udc_vbus_session, gadget_ready=1
> [  264.139944] TRB: ci_udc_vbus_session, reset controller
> [  264.145168] TRB: hw_device_reset
> [  264.150100] TRB: ci hw_write: reg=f00641b4, mask=ffffffff,
> data=ffffffff
> [  264.153507] TRB: ci hw_write: reg=f0064140, mask=00000001,
> data=00000000
> [  264.160191] TRB: ci hw_write: reg=f0064140, mask=00000002,
> data=00000002
> [  264.166858] TRB: ci hw_read: reg=f0064140, mask=00000002,
> val=00000002
> [  264.173569] TRB: ci hw_read: reg=f0064140, mask=00000002,
> val=00000000
> [  264.179881] ci_hdrc ci_hdrc.0: CI_HDRC_CONTROLLER_RESET_EVENT
> received
> [  264.186405] TRB: msm_phy_init, entering
> [  264.192912]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [  264.196630]    ### PORTSC (184) val=8c000804
> [  264.202199]      PTS (31:30) transceiver select =10b: ulpi
> [  264.211483]     PSPD (27:26) port speed =11b: ???
> [  264.216240]     PHCD (23) clock disable =0
> [  264.216679]     LS (11:10) line status = 10b: J-state
> [  264.225009]     PE (2) port enabled =1
> [  264.225792]     CCS (0) current connect status =0
> [  264.229353]   remainder=00000000
> [  264.234144]   ### OTGSC (1a4) val=08203000
> [  264.237425]     1MSIE (29) 1MS timer int enable =0
> [  264.241350]     BSVIE (27) vbus B valid int enable =1
> [  264.246108]     FIELD_1MSS (21) 1ms timer status =1
> [  264.251246]     FIELD_1MST (13) 1ms timer toggle =1
> [  264.255916]     BSE (12) vbus B session end =1
> [  264.260794]     BSV (11) vbus B session valid =0
> [  264.265291]     ASV (10) vbus A session valid =0
> [  264.270064]     AVV (9) A vbus valid =0
> [  264.274682]     IDPU (5) ID pullup =0
> [  264.278224]   remainder=00000000
> [  264.282060]   ### USBINTR (148) val=00000000
> [  264.285343]     SLE (8) sleep int =0
> [  264.289596]     URE (6) USB reset int=0
> [  264.293171]     PCE (2) port change detect int=0
> [  264.296715]     UEI (1) USB error int=0
> [  264.301590]     UI (0) USB int=0
> [  264.305132]   remainder=00000000
> [  264.308605]   ### USBSTS (144) val=00000080
> [  264.311834]     ULPI (10) ULPI event complete=0
> [  264.315723]     SOF (7) SOF received=1
> [  264.320255]     UEI (1) USB error=0
> [  264.324056]     UI (0) USB int=0
> [  264.327442]   remainder=00000000
> [  264.330933]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [  264.334127]      SUSPENDM=1
> [  264.339073]      OpMode=10b disable bit-stuff and NRZI encoding
> [  264.344543]      TermSelect=1
> [  264.347927]      XcvrSelect=01b FS
> [  264.353742]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [  264.354008]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [  264.359215]      DmPulldown=1
> [  264.364263]      DpPulldown=1
> [  264.367200]    ### ULPI_USB_INT_STS (13) val=00000008
> [  264.370170]      SessEnd=1
> [  264.375184] TRB: ulpi_init() 1
> [  264.377788] TRB: ulpi_init() 2
> [  264.380842] TRB: ulpi_init() 3
> [  264.383865] TRB: ulpi: write 0x63 to 0x81
> [  264.386905] TRB: ulpi_init() 4
> [  264.391000] TRB: ulpi_write reg=0x81, val=0x63
> [  264.393937] TRB: msm writel(),         addr=f0062170, val=60810063
> [  264.398367] TRB: msm readl(),          addr=f0062170, val=28810863
> [  264.404546] TRB: ulpi_init() 5
> [  264.410704] TRB: ulpi_init() 6
> [  264.413725] TRB: ulpi_init() 7 - done
> [  264.416766] TRB: in msm_phy_reset, entering
> [  264.420516]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [  264.424494]    ### PORTSC (184) val=8c000804
> [  264.430048]      PTS (31:30) transceiver select =10b: ulpi
> [  264.439331]     PSPD (27:26) port speed =11b: ???
> [  264.444122]     PHCD (23) clock disable =0
> [  264.444543]     LS (11:10) line status = 10b: J-state
> [  264.452890]     PE (2) port enabled =1
> [  264.453658]     CCS (0) current connect status =0
> [  264.457219]   remainder=00000000
> [  264.462008]   ### OTGSC (1a4) val=08203000
> [  264.465290]     1MSIE (29) 1MS timer int enable =0
> [  264.469197]     BSVIE (27) vbus B valid int enable =1
> [  264.473989]     FIELD_1MSS (21) 1ms timer status =1
> [  264.479093]     FIELD_1MST (13) 1ms timer toggle =1
> [  264.483797]     BSE (12) vbus B session end =1
> [  264.488640]     BSV (11) vbus B session valid =0
> [  264.493171]     ASV (10) vbus A session valid =0
> [  264.497929]     AVV (9) A vbus valid =0
> [  264.502546]     IDPU (5) ID pullup =0
> [  264.506088]   remainder=00000000
> [  264.509906]   ### USBINTR (148) val=00000000
> [  264.513224]     SLE (8) sleep int =0
> [  264.517459]     URE (6) USB reset int=0
> [  264.521035]     PCE (2) port change detect int=0
> [  264.524579]     UEI (1) USB error int=0
> [  264.529439]     UI (0) USB int=0
> [  264.533014]   remainder=00000000
> [  264.536470]   ### USBSTS (144) val=00000480
> [  264.539682]     ULPI (10) ULPI event complete=1
> [  264.543605]     SOF (7) SOF received=1
> [  264.548102]     UEI (1) USB error=0
> [  264.551937]     UI (0) USB int=0
> [  264.555306]   remainder=00000000
> [  264.558779]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [  264.562010]      SUSPENDM=1
> [  264.566938]      OpMode=10b disable bit-stuff and NRZI encoding
> [  264.572425]      TermSelect=1
> [  264.575793]      XcvrSelect=01b FS
> [  264.581623]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [  264.581873]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [  264.587079]      DmPulldown=1
> [  264.592128]      DpPulldown=1
> [  264.595064]    ### ULPI_USB_INT_STS (13) val=00000008
> [  264.598017]      SessEnd=1
> [  264.603068] TRB: msm readl(),          addr=f0062278, val=000c3c32
> [  264.605657] TRB: msm writel(),         addr=f0062278, val=000c3c33
> [  264.611878] TRB: msm readl(),          addr=f0062278, val=000c3c33
> [  264.617985] TRB: msm writel(),         addr=f0062278, val=000c3c32
> [  264.624164] TRB: in msm_phy_reset, leaving
> [  264.630325]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [  264.634390]    ### PORTSC (184) val=8c000804
> [  264.639856]      PTS (31:30) transceiver select =10b: ulpi
> [  264.649140]     PSPD (27:26) port speed =11b: ???
> [  264.653930]     PHCD (23) clock disable =0
> [  264.654352]     LS (11:10) line status = 10b: J-state
> [  264.662700]     PE (2) port enabled =1
> [  264.663466]     CCS (0) current connect status =0
> [  264.667027]   remainder=00000000
> [  264.671817]   ### OTGSC (1a4) val=08201000
> [  264.675099]     1MSIE (29) 1MS timer int enable =0
> [  264.679006]     BSVIE (27) vbus B valid int enable =1
> [  264.683798]     FIELD_1MSS (21) 1ms timer status =1
> [  264.688901]     FIELD_1MST (13) 1ms timer toggle =0
> [  264.693606]     BSE (12) vbus B session end =1
> [  264.698450]     BSV (11) vbus B session valid =0
> [  264.702982]     ASV (10) vbus A session valid =0
> [  264.707739]     AVV (9) A vbus valid =0
> [  264.712354]     IDPU (5) ID pullup =0
> [  264.715897]   remainder=00000000
> [  264.719716]   ### USBINTR (148) val=00000000
> [  264.723033]     SLE (8) sleep int =0
> [  264.727269]     URE (6) USB reset int=0
> [  264.730844]     PCE (2) port change detect int=0
> [  264.734388]     UEI (1) USB error int=0
> [  264.739248]     UI (0) USB int=0
> [  264.742822]   remainder=00000000
> [  264.746279]   ### USBSTS (144) val=00000480
> [  264.749491]     ULPI (10) ULPI event complete=1
> [  264.753416]     SOF (7) SOF received=1
> [  264.757911]     UEI (1) USB error=0
> [  264.761746]     UI (0) USB int=0
> [  264.765115]   remainder=00000000
> [  264.768590]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [  264.771820]      SUSPENDM=1
> [  264.776745]      OpMode=10b disable bit-stuff and NRZI encoding
> [  264.782233]      TermSelect=1
> [  264.785601]      XcvrSelect=01b FS
> [  264.791432]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [  264.791681]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [  264.796888]      DmPulldown=1
> [  264.801937]      DpPulldown=1
> [  264.804874]    ### ULPI_USB_INT_STS (13) val=00000008
> [  264.807825]      SessEnd=1
> [  264.812875] TRB: msm readl(),          addr=f0062278, val=000c3c32
> [  264.815466] TRB: msm writel(),         addr=f0062278, val=000d3c32
> [  264.821646] TRB: msm_phy_init, leaving
> [  264.827789]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [  264.831543]    ### PORTSC (184) val=8c000804
> [  264.836991]      PTS (31:30) transceiver select =10b: ulpi
> [  264.846275]     PSPD (27:26) port speed =11b: ???
> [  264.851068]     PHCD (23) clock disable =0
> [  264.851488]     LS (11:10) line status = 10b: J-state
> [  264.859816]     PE (2) port enabled =1
> [  264.860619]     CCS (0) current connect status =0
> [  264.864162]   remainder=00000000
> [  264.868936]   ### OTGSC (1a4) val=08201000
> [  264.872252]     1MSIE (29) 1MS timer int enable =0
> [  264.876142]     BSVIE (27) vbus B valid int enable =1
> [  264.880933]     FIELD_1MSS (21) 1ms timer status =1
> [  264.886038]     FIELD_1MST (13) 1ms timer toggle =0
> [  264.890742]     BSE (12) vbus B session end =1
> [  264.895585]     BSV (11) vbus B session valid =0
> [  264.900099]     ASV (10) vbus A session valid =0
> [  264.904892]     AVV (9) A vbus valid =0
> [  264.909474]     IDPU (5) ID pullup =0
> [  264.913050]   remainder=00000000
> [  264.916852]   ### USBINTR (148) val=00000000
> [  264.920169]     SLE (8) sleep int =0
> [  264.924404]     URE (6) USB reset int=0
> [  264.927962]     PCE (2) port change detect int=0
> [  264.931541]     UEI (1) USB error int=0
> [  264.936383]     UI (0) USB int=0
> [  264.939942]   remainder=00000000
> [  264.943431]   ### USBSTS (144) val=00000480
> [  264.946626]     ULPI (10) ULPI event complete=1
> [  264.950551]     SOF (7) SOF received=1
> [  264.955045]     UEI (1) USB error=0
> [  264.958865]     UI (0) USB int=0
> [  264.962267]   remainder=00000000
> [  264.965725]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [  264.968937]      SUSPENDM=1
> [  264.973899]      OpMode=10b disable bit-stuff and NRZI encoding
> [  264.979352]      TermSelect=1
> [  264.982753]      XcvrSelect=01b FS
> [  264.988551]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [  264.988817]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [  264.994042]      DmPulldown=1
> [  264.999055]      DpPulldown=1
> [  265.002026]    ### ULPI_USB_INT_STS (13) val=00000008
> [  265.004961]      SessEnd=1
> [  265.009994] TRB: ci hw_write: reg=f00641a8, mask=00000010,
> data=00000010
> [  265.012624] TRB: ci hw_write: reg=f00641a8, mask=00000003,
> data=00000000
> [  265.019462] TRB: ci hw_write: reg=f00641a8, mask=00000003,
> data=00000002
> [  265.026163] TRB: ci hw_write: reg=f00641a8, mask=00000008,
> data=00000008
> [  265.032847] TRB: ci hw_read: reg=f00641a8, mask=00000003,
> val=00000002
> [  265.039512] TRB hw_device_reset done
> [  265.045863] TRB: ucd.c:hw_device_state, dma=791977984
> [  265.049581] TRB: ci hw_write: reg=f0064158, mask=ffffffff,
> data=2f34a000
> [  265.054550] TRB: ci hw_write: reg=f0064148, mask=ffffffff,
> data=00000147
> [  265.061318] TRB: ci hw_write: reg=f0064140, mask=00000001,
> data=00000001
> [  265.067985] TRB: ucd.c:hw_device_state done
> [  265.074684] ci_hdrc ci_hdrc.0: Connected to host
> 
> /lib/modules # ./regs
> [  270.226712] TRB: in msm_otg_reg_show
> [  270.226731]  motg->pdata->otg_control==OTG_PMIC_CONTROL=0
> [  270.229343]    ### PORTSC (184) val=8c000804
> [  270.234715]      PTS (31:30) transceiver select =10b: ulpi
> [  270.243956]     PSPD (27:26) port speed =11b: ???
> [  270.248692]     PHCD (23) clock disable =0
> [  270.249131]     LS (11:10) line status = 10b: J-state
> [  270.257460]     PE (2) port enabled =1
> [  270.258245]     CCS (0) current connect status =0
> [  270.261822]   remainder=00000000
> [  270.266578]   ### OTGSC (1a4) val=08203000
> [  270.269876]     1MSIE (29) 1MS timer int enable =0
> [  270.273801]     BSVIE (27) vbus B valid int enable =1
> [  270.278558]     FIELD_1MSS (21) 1ms timer status =1
> [  270.283698]     FIELD_1MST (13) 1ms timer toggle =1
> [  270.288368]     BSE (12) vbus B session end =1
> [  270.293245]     BSV (11) vbus B session valid =0
> [  270.297743]     ASV (10) vbus A session valid =0
> [  270.302534]     AVV (9) A vbus valid =0
> [  270.307115]     IDPU (5) ID pullup =0
> [  270.310691]   remainder=00000000
> [  270.314495]   ### USBINTR (148) val=00000147
> [  270.317794]     SLE (8) sleep int =1
> [  270.322063]     URE (6) USB reset int=1
> [  270.325606]     PCE (2) port change detect int=1
> [  270.329166]     UEI (1) USB error int=1
> [  270.334042]     UI (0) USB int=1
> [  270.337585]   remainder=00000000
> [  270.341073]   ### USBSTS (144) val=00000480
> [  270.344270]     ULPI (10) ULPI event complete=1
> [  270.348176]     SOF (7) SOF received=1
> [  270.352706]     UEI (1) USB error=0
> [  270.356507]     UI (0) USB int=0
> [  270.359894]   remainder=00000000
> [  270.363383]    ### ULPI_FUNC_CTRL (4,5,6) val=00000055
> [  270.366579]      SUSPENDM=1
> [  270.371542]      OpMode=10b disable bit-stuff and NRZI encoding
> [  270.376995]      TermSelect=1
> [  270.380396]      XcvrSelect=01b FS
> [  270.386193]    ### ULPI_IFC_CTRL (7,7,9) val=00000000
> [  270.386459]    ### ULPI_OTG_CTRL (a,b,c) val=00000006
> [  270.391684]      DmPulldown=1
> [  270.396698]      DpPulldown=1
> [  270.399652]    ### ULPI_USB_INT_STS (13) val=00000008
> [  270.402620]      SessEnd=1
> See regs in dmesg log

never got any reply to this, nor got a response to Sergei's comments.
Not looking good, too late for v3.15.

-- 
balbi

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