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：

: [9 y4 Z2 n9 u# n0 z[    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
[    1.642481] console [ttyS2] enabled
5 T  R$ m: O" e1 A  C6 P# }; {[    1.647982] serial8250.1: ttyS3 at MMIO 0x64000000 (irq = 135) is a ST16654
  ~8 x1 i: @9 u% Y# F[    1.657229] serial8250.1: ttyS4 at MMIO 0x64000008 (irq = 136) is a ST16654
4 m; w  j) N8 ?3 J) M[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
' v. }, {7 k  u( B[    1.675720] serial8250.1: ttyS6 at MMIO 0x64000018 (irq = 139) is a ST16654
; N/ r% _$ |6 Y[    1.684953] serial8250.1: ttyS7 at MMIO 0x64000020 (irq = 158) is a ST16654
# R7 s# s2 G8 u0 r8 T[    1.694197] serial8250.1: ttyS8 at MMIO 0x64000028 (irq = 190) is a ST16654
+ P' k4 i) p0 `! V+ W* c1 Z6 ~[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
+ O) L( a2 A3 E) o" T[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
[    1.724244] brd: module loaded
9 a$ s( {% f/ u5 G8 n4 p[    1.746949] loop: module loaded
. R7 L# ?7 G% x% y) |, k[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
; _# Z& {" f2 a/ a[    1.767947] ahci ahci: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
2 x; q  O9 @5 t+ a[    1.776171] ahci ahci: flags: ncq sntf pm led clo only pmp pio slum part ccc
1 M  d  C7 D% R( H[    1.787390] scsi0 : ahci_platform
) q: ~% a  M1 d9 G7 O$ ^) ?7 ?) ~  M[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
3 R5 T( X: ]: x% f( M[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
[    1.814800] No NAND device found
[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
/ ?& P# L+ {) X2 ]6 j  g$ K[    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
; h  Q9 j8 H0 C1 l2 y[    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
& V3 L8 Z, M( Z2 h2 C; u[    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
( d4 u. }) T* f) a& o[    1.987689] smsc911x: Device not READY in 100ms aborting
) @; I8 ^0 U: j[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
& d0 i! k* \, X: S/ j& m[    2.044631] davinci_mdio davinci_mdio.0: detected phy mask fffffffe
[    2.052732] davinci_mdio.0: probed
7 v/ \, V; t6 r" ~$ q! l3 n[    2.056237] davinci_mdio davinci_mdio.0: phy[0]: device davinci_mdio-0:00, driver SMSC LAN8710/LAN8720
5 ~' v0 u+ K4 {8 v# c[    2.066475] PPP generic driver version 2.4.2
% g% h+ m* \# s- I7 g# j[    2.072566] PPP BSD Compression module registered
: x/ V7 \% Y, k! w[    2.077332] PPP Deflate Compression module registered
  o6 W) P- [! W" f0 e$ p8 r- [[    2.083484] usbcore: registered new interface driver rndis_wlan
- v: h# T6 p. N7 z( e7 d[    2.090596] usbcore: registered new interface driver zd1201
[    2.097154] usbcore: registered new interface driver asix
0 y* ?* X. F9 c, n7 N$ o[    2.103476] usbcore: registered new interface driver cdc_ether
[    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
5 G3 N1 i* K  ?- I7 e6 D[    2.130794] usbcore: registered new interface driver zaurus
9 G  c8 m  }) J[    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 a& c% a$ G8 w/ K; b! R0 Q[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
1 h1 D% x; r) P4 h6 r0 \% T[    2.178583] Waiting for USB PHY clock good...
6 ?9 S6 q6 i; t# C1 u; t6 A5 _4 F. }" v, G[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
% J0 e5 f, B; m[    2.240810] hub 1-0:1.0: USB hub found
[    2.244710] hub 1-0:1.0: 1 port detected
3 D( ~( x1 r; z: P9 V; u[    2.250953] Initializing USB Mass Storage driver...
[    2.256972] usbcore: registered new interface driver usb-storage
[    2.263252] USB Mass Storage support registered.
/ p( e: }& |; N0 O4 R# v[    2.269618] usbcore: registered new interface driver usbserial
' R3 j: I* J2 {4 \[    2.275547] usbserial: USB Serial Driver core
' q& ]& K6 T' }4 b' ?: t2 A[    2.280838] USB Serial support registered for GSM modem (1-port)
9 z' Q8 k1 T3 c, c+ k1 s! [[    2.288032] usbcore: registered new interface driver option
* M6 B& o: m  V4 [[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
0 ?- v% W8 ^1 X0 `[    2.305485]  gadget: Number of LUNs=1
0 {4 k, _4 t5 `' U  f/ |  L[    2.309319]  lun0: LUN: removable file: (no medium)
$ w- r, p  s3 J( E[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
$ D" w" t0 B* e[    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
1 n0 a8 l- s2 y( f[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
[    2.345560] hub 2-0:1.0: USB hub found
5 ~, z3 a1 k) O  n- [) X1 m2 [3 `2 F[    2.349926] hub 2-0:1.0: 1 port detected
; J* n# L0 n" q8 K[    2.357651] mousedev: PS/2 mouse device common for all mice
) y* J2 q- u" x3 u" {, t* W[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
[    2.372684] ads7846 spi1.1: touchscreen, irq 145
8 g1 w/ J4 a+ K[    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
: O" t* Q0 a/ k[    2.399709] omap_rtc: RTC power up reset detected
[    2.405242] i2c /dev entries driver
[    2.410583] Linux video capture interface: v2.00
$ W4 y3 F. }% V[    2.423599] ov2640 1-0030: Product ID error 87:87
+ L& X% P2 S: l; P[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
[    2.439504] usbcore: registered new interface driver uvcvideo
- ^; l$ v" ~# O8 E2 y, k7 Y& N[    2.445311] USB Video Class driver (1.1.1)
; p$ a3 B5 t: }0 z1 |2 p[    2.450236] watchdog watchdog: heartbeat 60 sec
  Z+ y5 A" V- R2 F[    2.456605] cpuidle: using governor ladder
[    2.461461] cpuidle: using governor menu
4 A% H: U5 e/ q1 {( W- x5 l; `: u% K[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
6 Z$ h( }' E# {& V3 W7 _[    2.480437] usbcore: registered new interface driver usbhid
[    2.486069] usbhid: USB HID core driver
0 o0 x. `/ A; o5 S/ G5 _/ T7 N5 n[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
1 s" B: f- G0 x) d4 I4 ]. M2 g- [1 a" ?[    2.504085] timer clk rate(156000000)
[    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
% x" u: P. `# b5 Q. R9 O[    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
[    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
- i3 b( b% u3 w: V[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
# h" j  C( r4 S[    2.598655] ALSA device list:
[    2.601677]   #0: DA850/OMAP-L138 EVM
[    2.605734] TCP cubic registered
) P- f- K7 f! V[    2.609341] NET: Registered protocol family 17
[    2.613928] can: controller area network core (rev 20090105 abi 8)
$ I7 g$ S7 |4 |/ {. V& d6 e[    2.620526] NET: Registered protocol family 29
3 u3 T9 C( z, M0 \[    2.625052] can: raw protocol (rev 20090105)
[    2.629468] can: broadcast manager protocol (rev 20090105 t)
% c) Q9 z* C9 z0 w2 D[    2.635222] can: netlink gateway (rev 20101209)
2 {6 F7 K, _! f( A) `# d9 |, O[    2.641090] lib80211: common routines for IEEE802.11 drivers
6 `2 \! V1 A1 r' b8 @[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
# V  K) i7 ]$ W8 F( \; @; w[    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 u2 d) G; `6 @1 Z* h, N# P[    2.691763] Please append a correct "root=" boot option; here are the available partitions:
& Q0 G4 i% U2 c  o$ v$ R3 O0 T[    2.700308] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

2 ?7 U/ Q# c# t/ x  X

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。
7 u3 u2 {5 b  U5 V( C" |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。

& F1 s; s" r" Q: k) V" V9 i