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
[    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
+ S. \( Y. S6 s4 ?7 s. d[    1.642481] console [ttyS2] enabled
[    1.647982] serial8250.1: ttyS3 at MMIO 0x64000000 (irq = 135) is a ST16654
+ T) t6 X6 S- j; U7 D+ @6 q: F[    1.657229] serial8250.1: ttyS4 at MMIO 0x64000008 (irq = 136) is a ST16654
2 f1 u8 ?  j0 N/ x' c[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
- C/ _( x6 m! C7 i+ i1 z% k[    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
# e) Z- y8 @( W. l6 C( V& }1 v[    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
0 E1 T0 U9 ?9 Q[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
# e) V5 u& y% v% }$ M[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
" H- V4 j- a. V; y* H7 m: P$ y4 h1 [[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
7 ^, ]" Q/ E3 x[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
9 p0 N" v+ G8 }' I[    1.767947] ahci ahci: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
: k) h( X4 N  H8 l* @  o[    1.776171] ahci ahci: flags: ncq sntf pm led clo only pmp pio slum part ccc
# ?$ c) d+ M& a; W[    1.787390] scsi0 : ahci_platform
[    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
  I; |1 Z$ Q, K[    1.814800] No NAND device found
[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
[    1.830321] spi_davinci spi_davinci.1: DMA: supported
( U  ^0 `4 X+ `$ s4 O[    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
[    1.862934] CAN device driver interface
[    1.867002] smsc911x: Driver version 2008-10-21
8 n. {7 }* N. N& B6 s  T[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
6 Y4 T2 y2 g* ?( w- X5 ^[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
# E! z$ Q$ u6 e# n; ~& H8 W1 d[    1.987689] smsc911x: Device not READY in 100ms aborting
' |" l- {' p% f0 d8 l[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
0 ?4 f; h% C3 T[    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
' O- y3 x6 q% S. R& R[    2.066475] PPP generic driver version 2.4.2
[    2.072566] PPP BSD Compression module registered
2 W9 D1 n+ l1 F+ \, o: j( D[    2.077332] PPP Deflate Compression module registered
* I! U: l- J' W' E, w[    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
  }; e# I. _" `! E2 }[    2.103476] usbcore: registered new interface driver cdc_ether
[    2.110342] usbcore: registered new interface driver net1080
1 w$ N/ r1 R! o" [[    2.116959] usbcore: registered new interface driver rndis_host
[    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)
[    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
: o6 `& C& A3 _! I; F$ s6 f[    2.178583] Waiting for USB PHY clock good...
8 A* M& W2 }- r4 j9 }5 [[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
[    2.240810] hub 1-0:1.0: USB hub found
[    2.244710] hub 1-0:1.0: 1 port detected
$ Y: w  _- t$ `, i! h[    2.250953] Initializing USB Mass Storage driver...
: V8 Y! o( n; F# @5 s' r; J3 G[    2.256972] usbcore: registered new interface driver usb-storage
" }) x" q4 M8 G- j4 T[    2.263252] USB Mass Storage support registered.
[    2.269618] usbcore: registered new interface driver usbserial
[    2.275547] usbserial: USB Serial Driver core
; p1 t2 G: N# s& W# F! a7 e[    2.280838] USB Serial support registered for GSM modem (1-port)
- I+ n; Y! x; c- G1 m2 ?- j[    2.288032] usbcore: registered new interface driver option
+ u6 m: q) }! B7 g% M  l  s. A: Z! y[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
: S6 L7 A9 C) _[    2.305485]  gadget: Number of LUNs=1
; J: [* q0 ~; X0 t+ p+ h& t9 J[    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
$ j1 c! u. K. e3 v4 v8 V8 d[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
6 R9 ~1 @( J" W4 o1 ~& W5 B[    2.345560] hub 2-0:1.0: USB hub found
[    2.349926] hub 2-0:1.0: 1 port detected
$ Q( Z& O* I7 f! L* G[    2.357651] mousedev: PS/2 mouse device common for all mice
! Y6 Y' S0 E# h" O[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
2 c& C$ Y2 [6 @1 r[    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
+ N+ i, ^. s( T1 @% e& g, z2 a[    2.399709] omap_rtc: RTC power up reset detected
[    2.405242] i2c /dev entries driver
. z# v( j3 B" Y- d[    2.410583] Linux video capture interface: v2.00
[    2.423599] ov2640 1-0030: Product ID error 87:87
[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
, Z( l- r! @; ?$ O[    2.439504] usbcore: registered new interface driver uvcvideo
, J. ~2 g& s$ Y/ H. Y0 C[    2.445311] USB Video Class driver (1.1.1)
/ E# g; v% E2 N+ C9 p) m[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
[    2.461461] cpuidle: using governor menu
1 `3 ?# X& K5 l, I* h[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
[    2.480437] usbcore: registered new interface driver usbhid
9 C5 E6 i( a+ H4 X$ p[    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
  X4 x, I; r, d7 S9 E+ t[    2.520679] usbcore: registered new interface driver snd-usb-audio
  N4 a- J7 c- G& U6 S. r7 H[    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
. f+ Z* ?. r; L5 p' g[    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
/ v, @% `$ p* r0 ]) Q5 K, V/ Z" r[    2.564976] _regulator_get: 1-0018 supply DRVDD not found, using dummy regulator
[    2.580805] asoc: tlv320aic3x-hifi <-> davinci-mcasp.0 mapping ok
( l% n) i; w, D6 `[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
[    2.598655] ALSA device list:
8 [4 n2 \' p/ v9 W[    2.601677]   #0: DA850/OMAP-L138 EVM
* {+ V! k* C5 ^2 G7 {9 W: A* c! I, ?[    2.605734] TCP cubic registered
[    2.609341] NET: Registered protocol family 17
. R! U7 z- [( x* ^7 L[    2.613928] can: controller area network core (rev 20090105 abi 8)
  @) Z5 m; S3 \, n/ ~[    2.620526] NET: Registered protocol family 29
[    2.625052] can: raw protocol (rev 20090105)
% ?" y5 x! }6 S8 S+ y[    2.629468] can: broadcast manager protocol (rev 20090105 t)
$ l" a6 Y7 g0 p* ?[    2.635222] can: netlink gateway (rev 20101209)
! k0 ]# H$ c8 D+ j2 p1 u[    2.641090] lib80211: common routines for IEEE802.11 drivers
6 q! L) ]4 ]* j- v5 [% L+ Q[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
! j( j0 d+ E9 v, Q: {[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
! a& Z8 T8 r" j  u& U7 V. S7 w[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
! c& Y: d+ d4 X% j  H4 S[    2.684933] VFS: Cannot open root device "ubi0_0" or unknown-block(0,0)
" j/ A% o3 g% u8 a. e[    2.691763] Please append a correct "root=" boot option; here are the available partitions:
2 a4 A5 B  `* Z" l0 i  U$ _- b[    2.700308] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)


! d7 t7 e: B2 S" n7 K; X- V
3 Z9 e# k5 l- y" g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？
% R7 `$ K2 P* h0 C4 E9 r
创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。

) }4 g* o9 f2 z5 @+ M$ X( }; ?6 [