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：

, |! M' \. n9 }: O[    1.176205] serial8250.0: ttyS0 at MMIO 0x1c42000 (irq = 25) is a AR7
% C+ Y2 y+ i9 N5 g[    1.178490] serial8250.0: ttyS1 at MMIO 0x1d0c000 (irq = 53) is a AR7
( V# ^8 h  N( _% Z! W9 j[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
( S* N4 \+ e7 \' ]; e: Y% v6 ][    1.642481] console [ttyS2] enabled
[    1.647982] serial8250.1: ttyS3 at MMIO 0x64000000 (irq = 135) is a ST16654
$ g" y, _% j/ `/ a% |9 }5 A9 Z[    1.657229] serial8250.1: ttyS4 at MMIO 0x64000008 (irq = 136) is a ST16654
; L2 X6 A& Z# s[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
' O' w5 \  _' e[    1.675720] serial8250.1: ttyS6 at MMIO 0x64000018 (irq = 139) is a ST16654
* X3 ^: t- _- |0 r[    1.684953] serial8250.1: ttyS7 at MMIO 0x64000020 (irq = 158) is a ST16654
/ x' [8 O" q6 v8 E[    1.694197] serial8250.1: ttyS8 at MMIO 0x64000028 (irq = 190) is a ST16654
[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
  Z( {/ f* M. Q9 b8 E[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
) D2 c% p: y' J/ t2 R4 j[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
7 R+ u. D* C7 Q1 a[    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
" a4 H3 `  G, s* s+ T[    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
9 H3 x' h* b6 r" G7 }3 o[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
' y/ m. z" E2 T+ C! K! R" X[    1.814800] No NAND device found
# K# o4 c; L2 A/ _5 X) i[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
[    1.830321] spi_davinci spi_davinci.1: DMA: supported
[    1.835481] spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0
# h9 ~9 c5 V# \[    1.846186] m25p80 spi1.0: unrecognized JEDEC id ffffff
[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
* j8 B' z+ x$ v4 W" \[    1.862934] CAN device driver interface
4 z) p: g; l* M' n; R. f# Q[    1.867002] smsc911x: Driver version 2008-10-21
. ~' x7 \( J7 H$ y$ Y[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
* X. i1 Z. l, T% k1 c; p[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
: n: l' ?) i+ W! g4 U2 D[    1.987689] smsc911x: Device not READY in 100ms aborting
[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
+ |( m2 s0 J1 Y! p. G( i, `5 ][    2.044631] davinci_mdio davinci_mdio.0: detected phy mask fffffffe
& E+ |( h, O# ]8 Y/ w[    2.052732] davinci_mdio.0: probed
" K2 b, P+ X- b  H9 b[    2.056237] davinci_mdio davinci_mdio.0: phy[0]: device davinci_mdio-0:00, driver SMSC LAN8710/LAN8720
" f' I# O4 x! E" S# o[    2.066475] PPP generic driver version 2.4.2
$ D  G3 M& c3 q9 ~& W# a' O[    2.072566] PPP BSD Compression module registered
) o! P" W$ a7 L0 x7 M. t7 A+ m[    2.077332] PPP Deflate Compression module registered
[    2.083484] usbcore: registered new interface driver rndis_wlan
[    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
; A" N* I) j- ]$ h$ F" _  r' h  @[    2.110342] usbcore: registered new interface driver net1080
[    2.116959] usbcore: registered new interface driver rndis_host
[    2.123813] usbcore: registered new interface driver cdc_subset
  O* {2 s6 d& }) [8 ~[    2.130794] usbcore: registered new interface driver zaurus
[    2.137351] usbcore: registered new interface driver cdc_ncm
+ g3 s( u8 D7 P[    2.149122] ata1: SATA link down (SStatus 0 SControl 300)
) @. j2 `# O. w# T- y[    2.161271] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
0 w6 f/ }+ {1 Q; o; Y% G4 E[    2.167758] ohci ohci.0: DA8xx OHCI
; F% T- z7 K; u% P8 }! j* C[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
[    2.178583] Waiting for USB PHY clock good...
3 Y  W8 `, [$ ]/ B, z- \: w) f[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
7 a$ L" j9 E/ Z/ \) O[    2.240810] hub 1-0:1.0: USB hub found
[    2.244710] hub 1-0:1.0: 1 port detected
[    2.250953] Initializing USB Mass Storage driver...
[    2.256972] usbcore: registered new interface driver usb-storage
[    2.263252] USB Mass Storage support registered.
[    2.269618] usbcore: registered new interface driver usbserial
% S: T8 L1 ]& Z0 W! h. s[    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
/ {8 ]5 D  ~/ J6 r' b[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
[    2.305485]  gadget: Number of LUNs=1
[    2.309319]  lun0: LUN: removable file: (no medium)
[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
( l; t$ ]9 z  ]) {7 j# J[    2.320259]  gadget: userspace failed to provide iSerialNumber
' Y$ Q9 A# X$ F- U4 h7 {[    2.326193]  gadget: g_mass_storage ready
[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
$ G+ A" R7 ^) i/ D9 R[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
[    2.345560] hub 2-0:1.0: USB hub found
& M3 z% D5 ]& ^3 z3 p6 `  I' p[    2.349926] hub 2-0:1.0: 1 port detected
! m# ~" K2 n0 l# w[    2.357651] mousedev: PS/2 mouse device common for all mice
[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
% q3 _$ D6 V0 Y+ @  J3 j) X# G' f[    2.372684] ads7846 spi1.1: touchscreen, irq 145
- d4 y* ]. M/ M8 s% m* F0 `[    2.379052] input: ADS7846 Touchscreen as /devices/platform/spi_davinci.1/spi_master/spi1/spi1.1/input/input0
8 g& \% o& t5 T" \# E: V9 b, Y[    2.392948] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
[    2.399709] omap_rtc: RTC power up reset detected
% Y. r4 m5 j- T. `% u[    2.405242] i2c /dev entries driver
* X4 U) t  x/ [1 Q6 D* }[    2.410583] Linux video capture interface: v2.00
' D  g& J: |5 G1 h[    2.423599] ov2640 1-0030: Product ID error 87:87
. V2 x$ ?, y/ V. L, @[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
2 F" E3 _) |0 {; z2 ^, a[    2.439504] usbcore: registered new interface driver uvcvideo
[    2.445311] USB Video Class driver (1.1.1)
) L. x, M  U0 H5 O[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
[    2.461461] cpuidle: using governor menu
5 o7 e, E7 i4 E- r( u1 n[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
" b+ b4 ?: e0 H7 B4 W[    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)
/ Z2 L+ }* W' w( t* z/ Q[    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
1 s$ l) D' e: l! ~[    2.533635] soc-audio soc-audio.0: ASoC: Failed to create card debugfs directory
7 F+ K/ @9 K' g0 B' d; S[    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
[    2.580805] asoc: tlv320aic3x-hifi <-> davinci-mcasp.0 mapping ok
3 v# H+ L) C; [, s' p6 S[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
[    2.598655] ALSA device list:
9 }% V5 l( h* c7 V$ d1 k( p[    2.601677]   #0: DA850/OMAP-L138 EVM
+ x$ i* N+ N& W! s0 K9 e) X+ [[    2.605734] TCP cubic registered
[    2.609341] NET: Registered protocol family 17
$ A3 m7 Z2 H7 n2 d3 E$ M[    2.613928] can: controller area network core (rev 20090105 abi 8)
' {- u' W5 z9 f2 g' ][    2.620526] NET: Registered protocol family 29
[    2.625052] can: raw protocol (rev 20090105)
; m; ~4 T' A1 m' K[    2.629468] can: broadcast manager protocol (rev 20090105 t)
5 l0 b8 x) N  Z8 X[    2.635222] can: netlink gateway (rev 20101209)
[    2.641090] lib80211: common routines for IEEE802.11 drivers
[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
2 m8 t1 J4 E* C% w  Y3 z[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
$ I6 J. I. F" v! C, c[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
/ T+ o# r9 `. B, c  b* Q8 ^- L2 M! l[    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)
) M/ W3 q( z+ Z

8 ]& j( k2 Q* I
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。
这是不是AD7606在总线上会对Nand的读取有干扰的问题？

7 m* k, ]3 l9 J1 \' Q, b# y: K创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。

; r- r: t+ Q! a6 y0 U2 A