AD7606问题

jinyi7016

AD7606与L138进行连接。
. r* c" f) [( W4 D( t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
9 y! @; S/ a) I5 I$ \[    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
; y2 P6 l* m/ I: U6 |[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
6 k/ i$ G3 C) O1 _% T2 Y, {; f+ f[    1.675720] serial8250.1: ttyS6 at MMIO 0x64000018 (irq = 139) is a ST16654
# i$ D% F. [7 e  l0 p- a+ Z[    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
+ X6 ~9 Z8 x/ v" n' f6 r' a+ J5 t[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
+ A5 _: V( G( w* e[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
[    1.724244] brd: module loaded
4 X$ O! B3 L% n$ v+ h6 o, _[    1.746949] loop: module loaded
[    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
; n# `# E/ {- C3 F# D( l4 I( O[    1.787390] scsi0 : ahci_platform
2 c1 z! s/ b6 w; t3 f9 W[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
. t! H4 R, h# u! d& i) V) k  h[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
8 N, g3 ]) N- @" r' d$ O' m5 f5 ]$ p2 Q[    1.814800] No NAND device found
1 r! |5 \( D; u5 ~& Z/ d1 h[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
6 s! P% ]5 C# h$ ^$ k0 j[    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
[    1.846186] m25p80 spi1.0: unrecognized JEDEC id ffffff
. F! G0 j, z2 z  e5 o[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
  M+ o# u: S$ ~" O' u[    1.862934] CAN device driver interface
; x' N: N9 ~4 n! B# `$ s8 b[    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
& z/ n2 C5 A8 y2 |4 Z( \: M) \1 [[    1.987689] smsc911x: Device not READY in 100ms aborting
5 G/ U# p8 {  w8 |" i! `[    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
+ S# B& u  y( @$ h0 @& C4 s1 ]+ F[    2.056237] davinci_mdio davinci_mdio.0: phy[0]: device davinci_mdio-0:00, driver SMSC LAN8710/LAN8720
) ^$ t4 }. I5 e6 ~: G& ]& E! q[    2.066475] PPP generic driver version 2.4.2
[    2.072566] PPP BSD Compression module registered
- S. ^" d7 M7 g[    2.077332] PPP Deflate Compression module registered
  `3 ?8 P: w- i[    2.083484] usbcore: registered new interface driver rndis_wlan
' p0 K' N. r7 Y7 o! ][    2.090596] usbcore: registered new interface driver zd1201
! V7 O, Q9 `+ q  l/ `* F$ s[    2.097154] usbcore: registered new interface driver asix
  r7 Z" S8 R, }, M8 k[    2.103476] usbcore: registered new interface driver cdc_ether
, l1 O, m- w/ y1 X7 K  u9 _[    2.110342] usbcore: registered new interface driver net1080
[    2.116959] usbcore: registered new interface driver rndis_host
* ?5 T" Z) {' y' n[    2.123813] usbcore: registered new interface driver cdc_subset
4 ~- y; \( a4 O7 ^- [0 s$ m[    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
) O9 R2 G2 G( [1 P[    2.167758] ohci ohci.0: DA8xx OHCI
[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
+ A; x& w4 e/ n$ c+ f6 {+ p[    2.178583] Waiting for USB PHY clock good...
/ k! [2 V* a' v, t" A$ u' e[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
[    2.240810] hub 1-0:1.0: USB hub found
% E6 e: W. Z1 M5 X" _3 |) [[    2.244710] hub 1-0:1.0: 1 port detected
3 M2 E6 f6 D& Q2 ]3 ?7 T$ W[    2.250953] Initializing USB Mass Storage driver...
[    2.256972] usbcore: registered new interface driver usb-storage
- |7 \! J8 i; _- S$ K$ {/ `* f) [1 }[    2.263252] USB Mass Storage support registered.
[    2.269618] usbcore: registered new interface driver usbserial
[    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
- E5 d- `. `+ P+ T# }[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
, ]! Y+ J& O5 {4 t# g8 J[    2.305485]  gadget: Number of LUNs=1
[    2.309319]  lun0: LUN: removable file: (no medium)
4 P  y! Q, i9 l) Y  X/ |" w[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
: n3 Q* E1 I4 G  g* o0 l. a[    2.320259]  gadget: userspace failed to provide iSerialNumber
[    2.326193]  gadget: g_mass_storage ready
* S0 v; O# J$ ]- y. Y6 j8 U; r[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
, S1 D- G/ o: i5 J; ~[    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
4 Y9 j3 j; G0 k1 E! U[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
. n# E' H# T/ P3 C, x( l# t[    2.372684] ads7846 spi1.1: touchscreen, irq 145
. y. l' H3 D$ ?" @7 v5 S[    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
+ D* I, L: N2 l, ?0 `[    2.399709] omap_rtc: RTC power up reset detected
[    2.405242] i2c /dev entries driver
( _, \( @% B& p" \7 ^[    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
[    2.439504] usbcore: registered new interface driver uvcvideo
[    2.445311] USB Video Class driver (1.1.1)
. i  {/ W. T' l[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
. B# E! T; s2 [/ P, \[    2.461461] cpuidle: using governor menu
[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
0 F$ P& I1 N+ D+ G2 z[    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)
[    2.508918] iio_davinci_tmr_trigger iio_davinci_tmr_trigger.0: iio trigger davinci TMR2, IRQ-68
2 R0 ~+ O& u8 o/ h[    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
# K* S! {; v) x( ?5 O" \7 E& V[    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
+ a# I$ i7 m$ z+ q- I3 @9 N8 B[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
  [6 [4 \( d% A$ A$ p( o* C6 o  a* k. x[    2.598655] ALSA device list:
[    2.601677]   #0: DA850/OMAP-L138 EVM
2 i2 ]% p: @4 v; s# }[    2.605734] TCP cubic registered
  s8 R& ~, d, r  T[    2.609341] NET: Registered protocol family 17
, [/ g( L8 |/ ~$ M) }( P) r[    2.613928] can: controller area network core (rev 20090105 abi 8)
- ?6 e* r: ?% g2 f5 t3 j[    2.620526] NET: Registered protocol family 29
5 s( J4 ?7 R3 F4 n& ~[    2.625052] can: raw protocol (rev 20090105)
) L; E6 E  w" p$ V8 ]4 D! g[    2.629468] can: broadcast manager protocol (rev 20090105 t)
( I! h/ g# G: V# p5 |3 D+ a[    2.635222] can: netlink gateway (rev 20101209)
. u+ W$ u9 j; y[    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
[    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)
/ Y! A! J  q3 k6 D[    2.691763] Please append a correct "root=" boot option; here are the available partitions:
" c, X6 m4 J" Z" `$ B. B. n[    2.700308] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
, c4 O0 Q' s' E0 w# ?7 L


, G8 m( Z& k2 P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？
% @0 E! L) G5 b- P! N# v
; ^. c2 }' @5 X7 {8 f5 j6 h+ b' p创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。
/ s7 K, r2 X( {) _