AD7606问题

jinyi7016

AD7606与L138进行连接。
直接接在了AD7606的总线上。系统无法启动动，无法加载文件系统，串口输出如下：
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6 R# P# _+ i) U# D. j7 z2 m[    1.176205] serial8250.0: ttyS0 at MMIO 0x1c42000 (irq = 25) is a AR7
[    1.178490] serial8250.0: ttyS1 at MMIO 0x1d0c000 (irq = 53) is a AR7
& h- ]" n3 F# ?" d6 j0 q1 x+ k[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
[    1.642481] console [ttyS2] enabled
[    1.647982] serial8250.1: ttyS3 at MMIO 0x64000000 (irq = 135) is a ST16654
[    1.657229] serial8250.1: ttyS4 at MMIO 0x64000008 (irq = 136) is a ST16654
[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
8 G! ]' G  A: \" a% U! n[    1.675720] serial8250.1: ttyS6 at MMIO 0x64000018 (irq = 139) is a ST16654
[    1.684953] serial8250.1: ttyS7 at MMIO 0x64000020 (irq = 158) is a ST16654
6 `7 q, E, T( {1 ?[    1.694197] serial8250.1: ttyS8 at MMIO 0x64000028 (irq = 190) is a ST16654
6 R# w' p9 ^$ f/ g4 ?; X[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
- d6 t3 L2 ^/ h2 U[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
5 S5 V1 h+ U% Q, b! t$ B. u, y1 G0 J[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
  i. j& T. T* F3 n8 Q! g[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
[    1.767947] ahci ahci: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
[    1.776171] ahci ahci: flags: ncq sntf pm led clo only pmp pio slum part ccc
[    1.787390] scsi0 : ahci_platform
[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
; |, z! r" g: _# a' T% y7 t# k2 g! {2 G; d[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
8 }  _. J) ]7 q1 @, j[    1.814800] No NAND device found
" c& ]* L) y/ C! c: p[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
[    1.830321] spi_davinci spi_davinci.1: DMA: supported
% G1 j% Z1 U$ X8 x. ^  j' H4 E[    1.835481] spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0
[    1.846186] m25p80 spi1.0: unrecognized JEDEC id ffffff
/ {, T2 a9 H7 C; u[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.862934] CAN device driver interface
- k8 }# L- R. x- L( X7 J9 @  V$ x) }% v[    1.867002] smsc911x: Driver version 2008-10-21
[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
2 E. d  J% u# H$ S. H[    1.987689] smsc911x: Device not READY in 100ms aborting
[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
8 q* r6 X4 `( @[    2.044631] davinci_mdio davinci_mdio.0: detected phy mask fffffffe
[    2.052732] davinci_mdio.0: probed
[    2.056237] davinci_mdio davinci_mdio.0: phy[0]: device davinci_mdio-0:00, driver SMSC LAN8710/LAN8720
  g( D8 Z8 u" y" a8 G% i) ?[    2.066475] PPP generic driver version 2.4.2
$ S9 t- C# n9 _5 z9 U* O[    2.072566] PPP BSD Compression module registered
0 |' f- L$ W, Q! J/ Z[    2.077332] PPP Deflate Compression module registered
[    2.083484] usbcore: registered new interface driver rndis_wlan
[    2.090596] usbcore: registered new interface driver zd1201
( I, a5 ~: J& b& j7 e) S. T9 ^[    2.097154] usbcore: registered new interface driver asix
[    2.103476] usbcore: registered new interface driver cdc_ether
[    2.110342] usbcore: registered new interface driver net1080
[    2.116959] usbcore: registered new interface driver rndis_host
) b. J/ @& c" t: O" ]) j! x[    2.123813] usbcore: registered new interface driver cdc_subset
[    2.130794] usbcore: registered new interface driver zaurus
[    2.137351] usbcore: registered new interface driver cdc_ncm
[    2.149122] ata1: SATA link down (SStatus 0 SControl 300)
7 A( S7 v% t  h0 P& R7 \[    2.161271] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    2.167758] ohci ohci.0: DA8xx OHCI
6 M3 d2 |# l8 l8 s6 C4 a/ B[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
9 r- o6 [; j8 t) L0 v* C. h[    2.178583] Waiting for USB PHY clock good...
[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
[    2.240810] hub 1-0:1.0: USB hub found
  X4 m8 F3 q; E* h2 u[    2.244710] hub 1-0:1.0: 1 port detected
3 E# q# p  w' u7 U/ l; G9 W2 m+ q4 @[    2.250953] Initializing USB Mass Storage driver...
[    2.256972] usbcore: registered new interface driver usb-storage
5 N' g0 o3 |0 n[    2.263252] USB Mass Storage support registered.
$ e3 I$ k( C4 {[    2.269618] usbcore: registered new interface driver usbserial
4 t/ M2 ^4 \3 l& z1 Q) N8 G, I[    2.275547] usbserial: USB Serial Driver core
* ^+ J0 W) a; G0 i2 o[    2.280838] USB Serial support registered for GSM modem (1-port)
[    2.288032] usbcore: registered new interface driver option
[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
  j- `# y9 t4 N. K/ ][    2.305485]  gadget: Number of LUNs=1
, U" w5 X" ?/ M! ~  p5 }, x& M0 w[    2.309319]  lun0: LUN: removable file: (no medium)
[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
[    2.320259]  gadget: userspace failed to provide iSerialNumber
[    2.326193]  gadget: g_mass_storage ready
[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
/ }- t4 a9 \9 h[    2.345560] hub 2-0:1.0: USB hub found
" a7 X# C# w1 K3 u[    2.349926] hub 2-0:1.0: 1 port detected
% w" u0 W- i- {- i4 a+ D: L3 J[    2.357651] mousedev: PS/2 mouse device common for all mice
[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
) [: j  A4 ?+ \0 G1 x[    2.372684] ads7846 spi1.1: touchscreen, irq 145
8 H, V. }; c' L+ o[    2.379052] input: ADS7846 Touchscreen as /devices/platform/spi_davinci.1/spi_master/spi1/spi1.1/input/input0
[    2.392948] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
( C9 e) D+ L; H0 v0 m9 g  i[    2.399709] omap_rtc: RTC power up reset detected
[    2.405242] i2c /dev entries driver
[    2.410583] Linux video capture interface: v2.00
' s5 F, h  s3 ]" \* t4 T$ g$ `; `[    2.423599] ov2640 1-0030: Product ID error 87:87
( w3 l4 `) ]/ Q6 L$ M* i[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
6 [9 J7 \2 d( \9 I- T9 V8 P[    2.439504] usbcore: registered new interface driver uvcvideo
9 }0 U. y% S1 p$ Y. h8 E. z[    2.445311] USB Video Class driver (1.1.1)
* q$ i$ ?3 D( _[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
[    2.461461] cpuidle: using governor menu
0 d1 Z+ c6 u, i& P[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
0 v& e# s$ f( U2 \7 X- G0 g[    2.480437] usbcore: registered new interface driver usbhid
  H+ k5 t. h& h[    2.486069] usbhid: USB HID core driver
[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
[    2.504085] timer clk rate(156000000)
[    2.508918] iio_davinci_tmr_trigger iio_davinci_tmr_trigger.0: iio trigger davinci TMR2, IRQ-68
[    2.520679] usbcore: registered new interface driver snd-usb-audio
/ d0 \  u5 z& K9 c6 N[    2.533635] soc-audio soc-audio.0: ASoC: Failed to create card debugfs directory
[    2.541868] _regulator_get: 1-0018 supply IOVDD not found, using dummy regulator
4 l/ Y6 Q7 e! R6 e  \[    2.549712] _regulator_get: 1-0018 supply DVDD not found, using dummy regulator
3 k5 Q" V5 t% R" P[    2.557274] _regulator_get: 1-0018 supply AVDD not found, using dummy regulator
[    2.564976] _regulator_get: 1-0018 supply DRVDD not found, using dummy regulator
3 Y3 u$ m  `. r[    2.580805] asoc: tlv320aic3x-hifi <-> davinci-mcasp.0 mapping ok
[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
[    2.598655] ALSA device list:
- a* c# S8 y4 Q+ N+ B[    2.601677]   #0: DA850/OMAP-L138 EVM
[    2.605734] TCP cubic registered
8 N; Q0 p  ?( p6 `- Q& ?# z[    2.609341] NET: Registered protocol family 17
[    2.613928] can: controller area network core (rev 20090105 abi 8)
% }/ g: W9 g3 ]  w6 s[    2.620526] NET: Registered protocol family 29
[    2.625052] can: raw protocol (rev 20090105)
/ n- q& L. R: h8 O# a[    2.629468] can: broadcast manager protocol (rev 20090105 t)
( E0 l& q  B3 X9 j: H% q[    2.635222] can: netlink gateway (rev 20101209)
5 M7 a- f2 S3 k1 S: C6 |1 f[    2.641090] lib80211: common routines for IEEE802.11 drivers
[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
( D3 K$ J: r' J" t7 [% v4 M[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
5 y  j2 `) K2 e$ S! G[    2.684933] VFS: Cannot open root device "ubi0_0" or unknown-block(0,0)
[    2.691763] Please append a correct "root=" boot option; here are the available partitions:
[    2.700308] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

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之前以为是CS的问题，后来再测，发现CS是高电平，目前是把CS ＼OE两个引脚者断了。还是不行。
9 ^) ?/ B# e  ]2 o5 V! s+ Z但是AD7606的3.3V电压断开后就可以正常启动，只要是接着3.3V的逻辑电源就无法启动动。其他的5V模拟电源都是正常接着的。
( q+ `! D6 L5 N) K6 A& l# m/ Y8 O这是不是AD7606在总线上会对Nand的读取有干扰的问题？
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创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。
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