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：

- }; s! H  \" 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
/ z& L! `& m4 L9 g$ I' A+ M: k9 k[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
, j' Q" P4 W( j# G3 t% l3 }[    1.642481] console [ttyS2] enabled
5 \1 l# a0 K5 c4 S; S6 s2 \2 V$ y[    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
1 @& `, t! y/ h7 y  b, y[    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
2 S" o9 w& V' E5 L. f[    1.684953] serial8250.1: ttyS7 at MMIO 0x64000020 (irq = 158) is a ST16654
1 k. _7 W# z3 G& P[    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
( V8 V- F% m$ w8 G8 K[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
1 i) L2 t* T6 [) J[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
0 G# ]" P" L5 u* Y& Q) L[    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
[    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
' r3 P' m4 l+ [! P& N* l[    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
[    1.835481] spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0
* q, o7 H7 Y$ \% J4 U- A[    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
[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
[    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
% T' d3 T& C( x+ {" X[    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
; w- G* D8 k- q1 J" u' E[    2.072566] PPP BSD Compression module registered
[    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
) n+ H9 ~, N( j3 E* b[    2.103476] usbcore: registered new interface driver cdc_ether
[    2.110342] usbcore: registered new interface driver net1080
0 }( U$ D5 {% s4 \  o7 x[    2.116959] usbcore: registered new interface driver rndis_host
[    2.123813] usbcore: registered new interface driver cdc_subset
+ \5 W1 H* ?5 W9 l& Z[    2.130794] usbcore: registered new interface driver zaurus
: c) ^9 W' p$ D. o3 l[    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
. q8 ?. y1 G0 _# O1 o[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
4 R- {# H' q4 }2 T+ P: C7 R[    2.178583] Waiting for USB PHY clock good...
0 F; h. O; n- D[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
2 u; N3 P* \/ }& }[    2.240810] hub 1-0:1.0: USB hub found
[    2.244710] hub 1-0:1.0: 1 port detected
+ ~+ q" L+ G6 p4 a3 F[    2.250953] Initializing USB Mass Storage driver...
8 `& _7 ~% r) r# M+ m) ?[    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
6 o/ d3 Y: L5 G. W9 E% c[    2.280838] USB Serial support registered for GSM modem (1-port)
[    2.288032] usbcore: registered new interface driver option
1 U1 l5 W6 b; H- E! i[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
. D, n, C' _) @8 @* X( R1 C[    2.305485]  gadget: Number of LUNs=1
# i! g7 L3 b' K# y# T0 x[    2.309319]  lun0: LUN: removable file: (no medium)
8 z& b% \9 e0 f8 n1 v7 P[    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
1 ^$ @. G; T& i9 Q4 I: L[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
3 f9 R- _, |9 C. j" T- T$ j- p[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
[    2.345560] hub 2-0:1.0: USB hub found
# g2 y) R: v" `+ Y7 a4 a[    2.349926] hub 2-0:1.0: 1 port detected
: Q5 h( }& M( o* l[    2.357651] mousedev: PS/2 mouse device common for all mice
1 c2 A2 N4 C, M" v' n[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
! e" r; k: p9 ][    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
5 v- a. E1 q8 z/ }2 Q& }# i[    2.392948] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
[    2.399709] omap_rtc: RTC power up reset detected
8 a$ b3 \. ~  ^$ b0 l; G[    2.405242] i2c /dev entries driver
[    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)
9 S3 y2 U: D: \; j2 D0 c# _1 I[    2.450236] watchdog watchdog: heartbeat 60 sec
$ I+ ~* z/ U; Z/ s[    2.456605] cpuidle: using governor ladder
[    2.461461] cpuidle: using governor menu
[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
; k# }6 b- K0 a, C[    2.480437] usbcore: registered new interface driver usbhid
+ z! J4 c, c0 T; X/ q+ a[    2.486069] usbhid: USB HID core driver
[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
1 g6 \5 q8 e% F& X- |; f) a[    2.504085] timer clk rate(156000000)
[    2.508918] iio_davinci_tmr_trigger iio_davinci_tmr_trigger.0: iio trigger davinci TMR2, IRQ-68
, m. c$ ~1 P1 f[    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
9 q4 h) C3 H/ U: s/ r[    2.557274] _regulator_get: 1-0018 supply AVDD not found, using dummy regulator
5 O7 ]4 N3 u( b0 n2 q# c[    2.564976] _regulator_get: 1-0018 supply DRVDD not found, using dummy regulator
" x2 S$ b* T9 Z6 S0 f$ C[    2.580805] asoc: tlv320aic3x-hifi <-> davinci-mcasp.0 mapping ok
  N4 c* ~2 \" G  I" t) s- I[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
2 I& o" N6 D, f9 O" v$ }[    2.598655] ALSA device list:
[    2.601677]   #0: DA850/OMAP-L138 EVM
/ l& E0 M: t8 V* E& B) ~1 d0 |[    2.605734] TCP cubic registered
3 W% J# I9 V/ a, D" }8 _[    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)
9 G  f: M# g- ]1 w[    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
, ^' b* C5 x- J[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
- a/ V! i6 U9 Z* O" v6 j, c% K[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
9 d; |. V! e7 V0 A9 s: h[    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)
/ {9 R6 k; f( \: W[    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)

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7 x+ K% n* G6 J' U8 r. O
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。
* D0 D7 x: g: s$ V! ^3 R9 F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？

创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。

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