AD7606问题

jinyi7016

AD7606与L138进行连接。
5 e! F( e* q# H7 G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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; x' C0 Y5 h) Q: ]" 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
[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
  v8 C' D( K6 q' k! ^" \! ?% e[    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
. e4 E' R, P, m. N" p[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
[    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
[    1.694197] serial8250.1: ttyS8 at MMIO 0x64000028 (irq = 190) is a ST16654
! X3 K- i, g0 u: H3 ~1 f5 _[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
; h' h4 d) w9 J( C2 o9 o2 Y: x[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
: F! n2 E8 A0 g& c7 p[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
. l- Y/ T+ g9 u( h6 L[    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 \% h# r$ M, T$ M& s[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
1 {) u. C! X, b! F5 k[    1.814800] No NAND device found
) ~3 ^/ p' z& S) d. b6 ^! B6 J[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
[    1.830321] spi_davinci spi_davinci.1: DMA: supported
& r9 C$ j) Q/ ]4 f" }( B[    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
[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
* V! l* f, G9 |- {[    1.862934] CAN device driver interface
) v  o* E& \# x; J6 o+ A[    1.867002] smsc911x: Driver version 2008-10-21
[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
4 K2 K3 {0 r9 F& t[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
[    1.987689] smsc911x: Device not READY in 100ms aborting
9 F2 o. W6 W+ _[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
[    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
[    2.066475] PPP generic driver version 2.4.2
8 R8 N' r) A4 ?# H$ M1 I% g[    2.072566] PPP BSD Compression module registered
7 `# N' x: T, P, Z) \[    2.077332] PPP Deflate Compression module registered
5 @, W# W/ d* i: x! v6 W2 a[    2.083484] usbcore: registered new interface driver rndis_wlan
$ p9 P8 d) a8 r$ F[    2.090596] usbcore: registered new interface driver zd1201
[    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
. _1 G8 I! E' A# |$ g2 V[    2.116959] usbcore: registered new interface driver rndis_host
[    2.123813] usbcore: registered new interface driver cdc_subset
- \1 V7 E. U! u% C! r; l[    2.130794] usbcore: registered new interface driver zaurus
6 e1 c0 Z9 i! G[    2.137351] usbcore: registered new interface driver cdc_ncm
. x+ x6 K2 s- q0 }5 M[    2.149122] ata1: SATA link down (SStatus 0 SControl 300)
" C  _+ t5 R. t8 {/ A2 N[    2.161271] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    2.167758] ohci ohci.0: DA8xx OHCI
[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
# ?3 h! w! _+ w% [# \* ]) h[    2.178583] Waiting for USB PHY clock good...
( T8 _! L7 R1 Z[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
! ^, a. L' k7 C# f: T% z[    2.240810] hub 1-0:1.0: USB hub found
[    2.244710] hub 1-0:1.0: 1 port detected
- ^2 A, M: Z  L4 A* K6 F6 T. F[    2.250953] Initializing USB Mass Storage driver...
8 ]  v8 M9 K8 ^+ {6 s/ |[    2.256972] usbcore: registered new interface driver usb-storage
[    2.263252] USB Mass Storage support registered.
[    2.269618] usbcore: registered new interface driver usbserial
/ L; h3 s9 z( d[    2.275547] usbserial: USB Serial Driver core
[    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
& |  Q; T' z- U5 O- T4 @/ j' R8 u[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
! _8 ^0 S6 M7 Y+ F. \& [% _[    2.305485]  gadget: Number of LUNs=1
& k2 A0 I: _2 U( I$ I. E[    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
! G3 v& r6 I4 W$ n[    2.326193]  gadget: g_mass_storage ready
9 M# ]! s- b2 q4 M( ~* z$ w[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
# |4 R0 H5 @  i0 s0 g- u; h# R[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
4 T" d+ f* i- S% I0 o6 @# A! {[    2.345560] hub 2-0:1.0: USB hub found
[    2.349926] hub 2-0:1.0: 1 port detected
[    2.357651] mousedev: PS/2 mouse device common for all mice
[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
/ }! c. g, i- v& F- y4 u[    2.372684] ads7846 spi1.1: touchscreen, irq 145
[    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
[    2.399709] omap_rtc: RTC power up reset detected
[    2.405242] i2c /dev entries driver
% J  O6 q+ T/ b9 K[    2.410583] Linux video capture interface: v2.00
[    2.423599] ov2640 1-0030: Product ID error 87:87
2 h4 C1 l7 L9 x% |% G[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
; ?8 T, {: \9 \[    2.439504] usbcore: registered new interface driver uvcvideo
[    2.445311] USB Video Class driver (1.1.1)
[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
[    2.461461] cpuidle: using governor menu
[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
9 T$ m5 h  A( P9 i" A[    2.480437] usbcore: registered new interface driver usbhid
[    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)
4 L% l5 B6 _( b* X% `[    2.508918] iio_davinci_tmr_trigger iio_davinci_tmr_trigger.0: iio trigger davinci TMR2, IRQ-68
& \( |) W7 M: n/ B, @[    2.520679] usbcore: registered new interface driver snd-usb-audio
[    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
[    2.549712] _regulator_get: 1-0018 supply DVDD not found, using dummy regulator
[    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
; i1 }  N) o3 B' U  |. y[    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:
. j% p0 \4 r, K- s. `( f( z& @6 X[    2.601677]   #0: DA850/OMAP-L138 EVM
[    2.605734] TCP cubic registered
; g; V- l& d3 H& X- s0 H8 l. D[    2.609341] NET: Registered protocol family 17
[    2.613928] can: controller area network core (rev 20090105 abi 8)
[    2.620526] NET: Registered protocol family 29
[    2.625052] can: raw protocol (rev 20090105)
[    2.629468] can: broadcast manager protocol (rev 20090105 t)
[    2.635222] can: netlink gateway (rev 20101209)
[    2.641090] lib80211: common routines for IEEE802.11 drivers
7 r; S3 y+ M8 J9 Y[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
: m! G3 W+ t. `5 l4 K[    2.662294] console [netcon0] enabled
, I6 i4 B# _$ d[    2.666005] netconsole: network logging started
7 ?7 w% N- ?5 F4 \8 A+ C[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
[    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)
: q% G% x/ r3 D& a& x4 ]& _

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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。
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。
$ W+ Y! X; h% o) a) f. C这是不是AD7606在总线上会对Nand的读取有干扰的问题？

创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。