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：

[    1.176205] serial8250.0: ttyS0 at MMIO 0x1c42000 (irq = 25) is a AR7
' E' }" e8 o# l9 ^/ X0 i[    1.178490] serial8250.0: ttyS1 at MMIO 0x1d0c000 (irq = 53) is a AR7
7 Q; y# Z1 P: h. h& c+ y2 p  h: c0 }[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
[    1.642481] console [ttyS2] enabled
' v9 M$ h( M/ L) R9 q' V[    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
" D5 {. Q( [: Q. J3 @: B% h[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
( v( K  ]- o- P! k' K$ H# [1 R[    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
4 T/ Q  S$ l" h# I" H[    1.694197] serial8250.1: ttyS8 at MMIO 0x64000028 (irq = 190) is a ST16654
: H4 G3 }* _/ Y5 ?8 V% G[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
# L1 `0 M$ }9 f2 q7 A( e[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
( ]. e1 g( M' \4 S, g" G( N% p[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
% D' {0 }, a0 S: Q+ j  y) e9 a8 b[    1.767947] ahci ahci: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
6 s. ]# o- V7 w; w# G/ `5 O[    1.776171] ahci ahci: flags: ncq sntf pm led clo only pmp pio slum part ccc
% H" `) T+ h) X: T[    1.787390] scsi0 : ahci_platform
[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
- ]4 n- C, v, ]( G7 x% g5 d[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
) Q  B% H) P/ _3 I) @7 A$ t[    1.814800] No NAND device found
[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
7 k1 U: C2 B3 L- C, j& H* N7 L[    1.830321] spi_davinci spi_davinci.1: DMA: supported
9 A. S. {& f) ][    1.835481] spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0
, f6 K' D0 W& S[    1.846186] m25p80 spi1.0: unrecognized JEDEC id ffffff
[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.862934] CAN device driver interface
- R4 r" M, u' N8 h& _$ }[    1.867002] smsc911x: Driver version 2008-10-21
5 F3 j6 G8 Q8 M; _+ u[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
+ q% K. s; s4 J8 E, P[    1.987689] smsc911x: Device not READY in 100ms aborting
[    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
; i/ G9 i$ `; E  s[    2.072566] PPP BSD Compression module registered
[    2.077332] PPP Deflate Compression module registered
[    2.083484] usbcore: registered new interface driver rndis_wlan
# E5 H9 @7 ?1 L[    2.090596] usbcore: registered new interface driver zd1201
7 c: ~" b6 H# r) k[    2.097154] usbcore: registered new interface driver asix
[    2.103476] usbcore: registered new interface driver cdc_ether
$ J* _( i. k- M" o[    2.110342] usbcore: registered new interface driver net1080
# v! y' z. Z1 [8 v, C8 Z5 X6 M[    2.116959] usbcore: registered new interface driver rndis_host
4 T/ z, }1 P" N8 ^$ A[    2.123813] usbcore: registered new interface driver cdc_subset
3 X- B1 d* R  N: B% v# d# ^* T[    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)
: `& D0 ^6 B; x8 [  J[    2.161271] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
! d2 Q& O& S! h. g% L: k; R! \0 r[    2.167758] ohci ohci.0: DA8xx OHCI
[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
( N/ R0 B. v- y$ A3 q6 ]4 G[    2.178583] Waiting for USB PHY clock good...
0 J" S2 ~" L5 P+ x' ~[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
* B5 b/ ~6 R) h6 q" P+ X1 O6 n[    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...
+ C0 O* b# k4 T- o  ~) B9 i[    2.256972] usbcore: registered new interface driver usb-storage
[    2.263252] USB Mass Storage support registered.
[    2.269618] usbcore: registered new interface driver usbserial
[    2.275547] usbserial: USB Serial Driver core
; Y3 m! o$ W' s" P* L8 D2 i[    2.280838] USB Serial support registered for GSM modem (1-port)
[    2.288032] usbcore: registered new interface driver option
2 J+ s; u! N- s0 K3 M& e[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    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)
- S8 c/ Z/ l: |$ |9 u+ ^( n[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
$ I; ^, _% d2 q7 s[    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
[    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
5 e' ~+ V' L: @2 e[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
* i; T6 P' B0 V, j[    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
6 |" p, S1 [6 `3 g# v' Y[    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
1 o) {1 `8 c/ O6 r; U8 S7 m" U[    2.410583] Linux video capture interface: v2.00
[    2.423599] ov2640 1-0030: Product ID error 87:87
! {3 u# H( |, d+ D3 F1 T[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
3 c! V. ~" C, ^) @/ F6 x& M[    2.439504] usbcore: registered new interface driver uvcvideo
6 T& {3 {/ ?  m[    2.445311] USB Video Class driver (1.1.1)
( V( d# l1 A! r  U& X[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
0 r% Q9 ~: ^# x: Z# y0 ][    2.461461] cpuidle: using governor menu
: p7 j! g# d  s7 Q' [9 @1 H[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
[    2.480437] usbcore: registered new interface driver usbhid
[    2.486069] usbhid: USB HID core driver
( C9 Q( s3 g' Z& p. F3 I[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
3 y2 R' G5 y/ D) N" i1 D5 T[    2.504085] timer clk rate(156000000)
[    2.508918] iio_davinci_tmr_trigger iio_davinci_tmr_trigger.0: iio trigger davinci TMR2, IRQ-68
' F/ u( G2 ]  H' P1 s/ A% Y[    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
$ }* N( E% j1 s. m, I2 c( T[    2.549712] _regulator_get: 1-0018 supply DVDD not found, using dummy regulator
* o" N: _/ L% Z[    2.557274] _regulator_get: 1-0018 supply AVDD not found, using dummy regulator
1 T$ K2 ^& `- _1 P& y[    2.564976] _regulator_get: 1-0018 supply DRVDD not found, using dummy regulator
" v0 L, }- D4 M[    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:
" [% U& q& p) L5 F: ~/ U[    2.601677]   #0: DA850/OMAP-L138 EVM
[    2.605734] TCP cubic registered
[    2.609341] NET: Registered protocol family 17
- L! h& B/ W& V  Y2 ^# R# W; v$ H[    2.613928] can: controller area network core (rev 20090105 abi 8)
- X1 b3 ^( Q$ a# q& O7 k[    2.620526] NET: Registered protocol family 29
, w1 f) }  T' r  c1 j[    2.625052] can: raw protocol (rev 20090105)
. P; I' D( j& ~+ q$ j2 d' v" X+ e[    2.629468] can: broadcast manager protocol (rev 20090105 t)
, U: ^0 ]% \3 |" c[    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
[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
+ y7 ]0 T3 ]7 l' _; h  K[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
  w+ q2 |3 Q' ]- t! o9 K! f9 M* c[    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)
( c0 k  [/ e4 ?5 J% T


$ z% [1 }% T% l6 ~% k# A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。
- O5 t/ Q& [, j; w4 S2 T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。

$ K0 t7 n: y) T! Y# R4 \  B