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dmesg raspberry pi 2, i2c problem

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  1. dmesg
  2.  
  3. [    0.000000] Booting Linux on physical CPU 0xf00
  4. [    0.000000] Initializing cgroup subsys cpu
  5. [    0.000000] Initializing cgroup subsys cpuacct
  6. [    0.000000] Linux version 3.18.7-v7+ (dc4@dc4-XPS13-9333) (gcc version 4.8.3 20140303 (prerelease) (crosstool-NG linaro-1.13.1+bzr2650 - Linaro GCC 2014.03) ) #755 SMP PREEMPT Thu Feb 12 17:20:48 GMT 2015
  7. [    0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
  8. [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
  9. [    0.000000] Machine model: Raspberry Pi 2 Model B
  10. [    0.000000] cma: Reserved 8 MiB at 0x3a800000
  11. [    0.000000] Memory policy: Data cache writealloc
  12. [    0.000000] On node 0 totalpages: 241664
  13. [    0.000000] free_area_init_node: node 0, pgdat 80820480, node_mem_map ba093000
  14. [    0.000000]   Normal zone: 1888 pages used for memmap
  15. [    0.000000]   Normal zone: 0 pages reserved
  16. [    0.000000]   Normal zone: 241664 pages, LIFO batch:31
  17. [    0.000000] [bcm2709_smp_init_cpus] enter (8620->f3003010)
  18. [    0.000000] [bcm2709_smp_init_cpus] ncores=4
  19. [    0.000000] PERCPU: Embedded 11 pages/cpu @ba05d000 s12864 r8192 d24000 u45056
  20. [    0.000000] pcpu-alloc: s12864 r8192 d24000 u45056 alloc=11*4096
  21. [    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3
  22. [    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 239776
  23. [    0.000000] Kernel command line: dma.dmachans=0x7f35 bcm2708_fb.fbwidth=1920 bcm2708_fb.fbheight=1064 bcm2709.boardrev=0xa01041 bcm2709.serial=0x8a8a8571 smsc95xx.macaddr=B8:27:EB:8A:85:71 bcm2708_fb.fbswap=1 bcm2709.disk_led_gpio=47 bcm2709.disk_led_active_low=0 sdhci-bcm2708.emmc_clock_freq=250000000 vc_mem.mem_base=0x3dc00000 vc_mem.mem_size=0x3f000000  dwc_otg.lpm_enable=0 console=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p6 rootfstype=ext4 elevator=deadline rootwait
  24. [    0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
  25. [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
  26. [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
  27. [    0.000000] Memory: 940740K/966656K available (5785K kernel code, 377K rwdata, 1760K rodata, 396K init, 771K bss, 25916K reserved)
  28. [    0.000000] Virtual kernel memory layout:
  29. [    0.000000]     vector  : 0xffff0000 - 0xffff1000   (   4 kB)
  30. [    0.000000]     fixmap  : 0xffc00000 - 0xffe00000   (2048 kB)
  31. [    0.000000]     vmalloc : 0xbb800000 - 0xff000000   (1080 MB)
  32. [    0.000000]     lowmem  : 0x80000000 - 0xbb000000   ( 944 MB)
  33. [    0.000000]     modules : 0x7f000000 - 0x80000000   (  16 MB)
  34. [    0.000000]       .text : 0x80008000 - 0x80766748   (7546 kB)
  35. [    0.000000]       .init : 0x80767000 - 0x807ca000   ( 396 kB)
  36. [    0.000000]       .data : 0x807ca000 - 0x808287ec   ( 378 kB)
  37. [    0.000000]        .bss : 0x808287ec - 0x808e96d4   ( 772 kB)
  38. [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
  39. [    0.000000] Preemptible hierarchical RCU implementation.
  40. [    0.000000] NR_IRQS:480
  41. [    0.000000] Architected cp15 timer(s) running at 19.20MHz (virt).
  42. [    0.000016] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps every 3579139424256ns
  43. [    0.000041] Switching to timer-based delay loop, resolution 52ns
  44. [    0.000333] Console: colour dummy device 80x30
  45. [    0.001763] console [tty1] enabled
  46. [    0.001813] Calibrating delay loop (skipped), value calculated using timer frequency.. 38.40 BogoMIPS (lpj=192000)
  47. [    0.001896] pid_max: default: 32768 minimum: 301
  48. [    0.002315] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
  49. [    0.002378] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
  50. [    0.003667] Initializing cgroup subsys memory
  51. [    0.003755] Initializing cgroup subsys devices
  52. [    0.003809] Initializing cgroup subsys freezer
  53. [    0.003861] Initializing cgroup subsys net_cls
  54. [    0.003922] Initializing cgroup subsys blkio
  55. [    0.004032] CPU: Testing write buffer coherency: ok
  56. [    0.004145] ftrace: allocating 19969 entries in 59 pages
  57. [    0.053298] CPU0: update cpu_capacity 1024
  58. [    0.053376] CPU0: thread -1, cpu 0, socket 15, mpidr 80000f00
  59. [    0.053414] [bcm2709_smp_prepare_cpus] enter
  60. [    0.053576] Setting up static identity map for 0x536c78 - 0x536cd0
  61. [    0.113264] [bcm2709_boot_secondary] cpu:1 started (0) 17
  62. [    0.113569] CPU1: Booted secondary processor
  63. [    0.113577] [bcm2709_secondary_init] enter cpu:1
  64. [    0.113630] CPU1: update cpu_capacity 1024
  65. [    0.113639] CPU1: thread -1, cpu 1, socket 15, mpidr 80000f01
  66. [    0.133234] [bcm2709_boot_secondary] cpu:2 started (0) 18
  67. [    0.133483] CPU2: Booted secondary processor
  68. [    0.133490] [bcm2709_secondary_init] enter cpu:2
  69. [    0.133521] CPU2: update cpu_capacity 1024
  70. [    0.133529] CPU2: thread -1, cpu 2, socket 15, mpidr 80000f02
  71. [    0.153289] [bcm2709_boot_secondary] cpu:3 started (0) 18
  72. [    0.153527] CPU3: Booted secondary processor
  73. [    0.153534] [bcm2709_secondary_init] enter cpu:3
  74. [    0.153563] CPU3: update cpu_capacity 1024
  75. [    0.153572] CPU3: thread -1, cpu 3, socket 15, mpidr 80000f03
  76. [    0.153670] Brought up 4 CPUs
  77. [    0.153790] SMP: Total of 4 processors activated (153.60 BogoMIPS).
  78. [    0.153823] CPU: All CPU(s) started in SVC mode.
  79. [    0.154830] devtmpfs: initialized
  80. [    0.177998] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
  81. [    0.180235] pinctrl core: initialized pinctrl subsystem
  82. [    0.183290] NET: Registered protocol family 16
  83. [    0.188912] DMA: preallocated 4096 KiB pool for atomic coherent allocations
  84. [    0.213077] cpuidle: using governor ladder
  85. [    0.243108] cpuidle: using governor menu
  86. [    0.243508] bcm2709.uart_clock = 3000000
  87. [    0.246272] No ATAGs?
  88. [    0.246336] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
  89. [    0.246392] hw-breakpoint: maximum watchpoint size is 8 bytes.
  90. [    0.246455] mailbox: Broadcom VideoCore Mailbox driver
  91. [    0.246587] bcm2708_vcio: mailbox at f300b880
  92. [    0.246972] bcm_power: Broadcom power driver
  93. [    0.247010] bcm_power_open() -> 0
  94. [    0.247036] bcm_power_request(0, 8)
  95. [    0.747737] bcm_mailbox_read -> 00000080, 0
  96. [    0.747769] bcm_power_request -> 0
  97. [    0.747924] Serial: AMBA PL011 UART driver
  98. [    0.748080] dev:f1: ttyAMA0 at MMIO 0x3f201000 (irq = 83, base_baud = 0) is a PL011 rev3
  99. [    1.266571] console [ttyAMA0] enabled
  100. [    1.346523] SCSI subsystem initialized
  101. [    1.350546] usbcore: registered new interface driver usbfs
  102. [    1.356213] usbcore: registered new interface driver hub
  103. [    1.361675] usbcore: registered new device driver usb
  104. [    1.368638] Switched to clocksource arch_sys_counter
  105. [    1.403514] FS-Cache: Loaded
  106. [    1.406762] CacheFiles: Loaded
  107. [    1.422203] NET: Registered protocol family 2
  108. [    1.427834] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
  109. [    1.435086] TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
  110. [    1.441785] TCP: Hash tables configured (established 8192 bind 8192)
  111. [    1.448254] TCP: reno registered
  112. [    1.451533] UDP hash table entries: 512 (order: 2, 16384 bytes)
  113. [    1.457517] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
  114. [    1.464277] NET: Registered protocol family 1
  115. [    1.469125] RPC: Registered named UNIX socket transport module.
  116. [    1.475069] RPC: Registered udp transport module.
  117. [    1.479858] RPC: Registered tcp transport module.
  118. [    1.484581] RPC: Registered tcp NFSv4.1 backchannel transport module.
  119. [    1.492090] bcm2708_dma: DMA manager at f3007000
  120. [    1.496906] vc-mem: phys_addr:0x00000000 mem_base=0x3dc00000 mem_size:0x3f000000(1008 MiB)
  121. [    1.506865] futex hash table entries: 1024 (order: 4, 65536 bytes)
  122. [    1.513329] audit: initializing netlink subsys (disabled)
  123. [    1.518853] audit: type=2000 audit(1.309:1): initialized
  124. [    1.540470] VFS: Disk quotas dquot_6.5.2
  125. [    1.544775] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
  126. [    1.554452] FS-Cache: Netfs 'nfs' registered for caching
  127. [    1.560834] NFS: Registering the id_resolver key type
  128. [    1.565970] Key type id_resolver registered
  129. [    1.570200] Key type id_legacy registered
  130. [    1.575335] msgmni has been set to 1853
  131. [    1.580950] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
  132. [    1.588565] io scheduler noop registered
  133. [    1.592550] io scheduler deadline registered (default)
  134. [    1.598021] io scheduler cfq registered
  135. [    1.604551] BCM2708FB: allocated DMA memory fac00000
  136. [    1.609612] BCM2708FB: allocated DMA channel 0 @ f3007000
  137. [    1.649229] Console: switching to colour frame buffer device 240x66
  138. [    1.676934] bcm2708-dmaengine bcm2708-dmaengine: Load BCM2835 DMA engine driver
  139. [    1.684747] uart-pl011 dev:f1: no DMA platform data
  140. [    1.690294] vc-cma: Videocore CMA driver
  141. [    1.694302] vc-cma: vc_cma_base      = 0x00000000
  142. [    1.699162] vc-cma: vc_cma_size      = 0x00000000 (0 MiB)
  143. [    1.704662] vc-cma: vc_cma_initial   = 0x00000000 (0 MiB)
  144. [    1.722489] brd: module loaded
  145. [    1.731723] loop: module loaded
  146. [    1.735290] vchiq: vchiq_init_state: slot_zero = 0xba800000, is_master = 0
  147. [    1.743215] Loading iSCSI transport class v2.0-870.
  148. [    1.749230] usbcore: registered new interface driver smsc95xx
  149. [    1.755155] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
  150. [    1.961404] Core Release: 2.80a
  151. [    1.964625] Setting default values for core params
  152. [    1.969581] Finished setting default values for core params
  153. [    2.175689] Using Buffer DMA mode
  154. [    2.179097] Periodic Transfer Interrupt Enhancement - disabled
  155. [    2.185036] Multiprocessor Interrupt Enhancement - disabled
  156. [    2.190729] OTG VER PARAM: 0, OTG VER FLAG: 0
  157. [    2.195173] Dedicated Tx FIFOs mode
  158. [    2.199115] WARN::dwc_otg_hcd_init:1047: FIQ DMA bounce buffers: virt = 0xbac14000 dma = 0xfac14000 len=9024
  159. [    2.209176] FIQ FSM acceleration enabled for :
  160. [    2.209176] Non-periodic Split Transactions
  161. [    2.209176] Periodic Split Transactions
  162. [    2.209176] High-Speed Isochronous Endpoints
  163. [    2.226170] dwc_otg: Microframe scheduler enabled
  164. [    2.226240] WARN::hcd_init_fiq:412: FIQ on core 1 at 0x803e4200
  165. [    2.232275] WARN::hcd_init_fiq:413: FIQ ASM at 0x803e455c length 36
  166. [    2.238660] WARN::hcd_init_fiq:438: MPHI regs_base at 0xbb806000
  167. [    2.244811] dwc_otg bcm2708_usb: DWC OTG Controller
  168. [    2.249843] dwc_otg bcm2708_usb: new USB bus registered, assigned bus number 1
  169. [    2.257232] dwc_otg bcm2708_usb: irq 32, io mem 0x00000000
  170. [    2.267967] Init: Port Power? op_state=1
  171. [    2.277015] Init: Power Port (0)
  172. [    2.285636] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
  173. [    2.297583] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
  174. [    2.309948] usb usb1: Product: DWC OTG Controller
  175. [    2.319764] usb usb1: Manufacturer: Linux 3.18.7-v7+ dwc_otg_hcd
  176. [    2.330912] usb usb1: SerialNumber: bcm2708_usb
  177. [    2.341624] hub 1-0:1.0: USB hub found
  178. [    2.350653] hub 1-0:1.0: 1 port detected
  179. [    2.360260] dwc_otg: FIQ enabled
  180. [    2.360274] dwc_otg: NAK holdoff enabled
  181. [    2.360285] dwc_otg: FIQ split-transaction FSM enabled
  182. [    2.360324] Module dwc_common_port init
  183. [    2.360730] usbcore: registered new interface driver usb-storage
  184. [    2.372247] mousedev: PS/2 mouse device common for all mice
  185. [    2.383669] bcm2835-cpufreq: min=600000 max=900000
  186. [    2.393940] sdhci: Secure Digital Host Controller Interface driver
  187. [    2.405204] sdhci: Copyright(c) Pierre Ossman
  188. [    2.414817] DMA channels allocated for the MMC driver
  189. [    2.458682] Load BCM2835 MMC driver
  190. [    2.474560] sdhci-pltfm: SDHCI platform and OF driver helper
  191. [    2.485941] ledtrig-cpu: registered to indicate activity on CPUs
  192. [    2.497275] hidraw: raw HID events driver (C) Jiri Kosina
  193. [    2.508057] usbcore: registered new interface driver usbhid
  194. [    2.519798] usbhid: USB HID core driver
  195. [    2.530146] TCP: cubic registered
  196. [    2.538501] Initializing XFRM netlink socket
  197. [    2.547853] NET: Registered protocol family 17
  198. [    2.557522] Key type dns_resolver registered
  199. [    2.567288] Registering SWP/SWPB emulation handler
  200. [    2.568782] Indeed it is in host mode hprt0 = 00021501
  201. [    2.588292] registered taskstats version 1
  202. [    2.597757] vc-sm: Videocore shared memory driver
  203. [    2.607532] [vc_sm_connected_init]: start
  204. [    2.617281] [vc_sm_connected_init]: end - returning 0
  205. [    2.628750] Waiting for root device /dev/mmcblk0p6...
  206. [    2.643767] mmc0: host does not support reading read-only switch, assuming write-enable
  207. [    2.660175] mmc0: new high speed SDHC card at address aaaa
  208. [    2.671547] mmcblk0: mmc0:aaaa SL08G 7.40 GiB
  209. [    2.684019]  mmcblk0: p1 p2 < p5 p6 > p3
  210. [    2.748737] usb 1-1: new high-speed USB device number 2 using dwc_otg
  211. [    2.760684] Indeed it is in host mode hprt0 = 00001101
  212. [    2.763160] EXT4-fs (mmcblk0p6): mounted filesystem with ordered data mode. Opts: (null)
  213. [    2.763229] VFS: Mounted root (ext4 filesystem) readonly on device 179:6.
  214. [    2.772377] devtmpfs: mounted
  215. [    2.773144] Freeing unused kernel memory: 396K (80767000 - 807ca000)
  216. [    3.009056] usb 1-1: New USB device found, idVendor=0424, idProduct=9514
  217. [    3.021201] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
  218. [    3.034702] hub 1-1:1.0: USB hub found
  219. [    3.043956] hub 1-1:1.0: 5 ports detected
  220. [    3.328949] usb 1-1.1: new high-speed USB device number 3 using dwc_otg
  221. [    3.439337] usb 1-1.1: New USB device found, idVendor=0424, idProduct=ec00
  222. [    3.452400] usb 1-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
  223. [    3.468519] smsc95xx v1.0.4
  224. [    3.534809] smsc95xx 1-1.1:1.0 eth0: register 'smsc95xx' at usb-bcm2708_usb-1.1, smsc95xx USB 2.0 Ethernet, b8:27:eb:8a:85:71
  225. [    3.628942] usb 1-1.2: new high-speed USB device number 4 using dwc_otg
  226. [    3.776739] usb 1-1.2: New USB device found, idVendor=148f, idProduct=5370
  227. [    3.789643] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
  228. [    3.802798] usb 1-1.2: Product: 802.11 n WLAN
  229. [    3.812816] usb 1-1.2: Manufacturer: Ralink
  230. [    3.822499] usb 1-1.2: SerialNumber: 1.0
  231. [    3.928936] usb 1-1.4: new low-speed USB device number 5 using dwc_otg
  232. [    3.931757] udevd[175]: starting version 175
  233. [    4.073581] usb 1-1.4: New USB device found, idVendor=0461, idProduct=4d17
  234. [    4.086264] usb 1-1.4: New USB device strings: Mfr=0, Product=2, SerialNumber=0
  235. [    4.099843] usb 1-1.4: Product: USB Optical Mouse
  236. [    4.118753] input: USB Optical Mouse as /devices/platform/bcm2708_usb/usb1/1-1/1-1.4/1-1.4:1.0/0003:0461:4D17.0001/input/input0
  237. [    4.137516] hid-generic 0003:0461:4D17.0001: input,hidraw0: USB HID v1.11 Mouse [USB Optical Mouse] on usb-bcm2708_usb-1.4/input0
  238. [    4.249019] usb 1-1.5: new full-speed USB device number 6 using dwc_otg
  239. [    4.383812] usb 1-1.5: New USB device found, idVendor=041e, idProduct=401c
  240. [    4.383827] usb 1-1.5: New USB device strings: Mfr=0, Product=0, SerialNumber=0
  241. [    4.857173] media: Linux media interface: v0.10
  242. [    4.891163] Linux video capture interface: v2.00
  243. [    4.907692] gspca_main: v2.14.0 registered
  244. [    4.927743] gspca_main: gspca_zc3xx-2.14.0 probing 041e:401c
  245. [    4.992051] cfg80211: Calling CRDA to update world regulatory domain
  246. [    5.168845] usb 1-1.2: reset high-speed USB device number 4 using dwc_otg
  247. [    5.184917] input: gspca_zc3xx as /devices/platform/bcm2708_usb/usb1/1-1/1-1.5/input/input1
  248. [    5.203036] usbcore: registered new interface driver gspca_zc3xx
  249. [    5.289383] ieee80211 phy0: rt2x00_set_rt: Info - RT chipset 5390, rev 0502 detected
  250. [    5.306696] random: nonblocking pool is initialized
  251. [    5.335713] ieee80211 phy0: rt2x00_set_rf: Info - RF chipset 5370 detected
  252. [    5.379285] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
  253. [    5.381481] usbcore: registered new interface driver rt2800usb
  254. [    6.871467] EXT4-fs (mmcblk0p6): re-mounted. Opts: (null)
  255. [    7.139685] EXT4-fs (mmcblk0p6): re-mounted. Opts: (null)
  256. [    7.737373] i2c /dev entries driver
  257. [   11.602892] ieee80211 phy0: rt2x00lib_request_firmware: Info - Loading firmware file 'rt2870.bin'
  258. [   11.605215] ieee80211 phy0: rt2x00lib_request_firmware: Info - Firmware detected - version: 0.29
  259. [   12.119340] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup
  260. [   13.671867] wlan0: authenticate with b8:a3:86:55:bc:60
  261. [   13.736192] wlan0: send auth to b8:a3:86:55:bc:60 (try 1/3)
  262. [   13.738979] wlan0: authenticated
  263. [   13.748695] wlan0: associate with b8:a3:86:55:bc:60 (try 1/3)
  264. [   13.752752] wlan0: RX AssocResp from b8:a3:86:55:bc:60 (capab=0x431 status=0 aid=2)
  265. [   13.759870] wlan0: associated
  266. [   15.562233] Adding 102396k swap on /var/swap.  Priority:-1 extents:1 across:102396k SSFS
  267. [ 4148.452231] cfg80211: Calling CRDA to update world regulatory domain
  268. [ 4150.523639] wlan0: authenticate with b8:a3:86:55:bc:60
  269. [ 4150.586382] wlan0: send auth to b8:a3:86:55:bc:60 (try 1/3)
  270. [ 4150.588626] wlan0: authenticated
  271. [ 4150.591372] wlan0: associate with b8:a3:86:55:bc:60 (try 1/3)
  272. [ 4150.595227] wlan0: RX AssocResp from b8:a3:86:55:bc:60 (capab=0x431 status=0 aid=2)
  273. [ 4150.603189] wlan0: associated
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