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
2 i$ w% u1 C1 ?0 |2 H[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
% M0 R, r( A' |" }& \, ]$ o% [6 }[    1.642481] console [ttyS2] enabled
6 @3 Y' @1 ^2 E6 z4 x[    1.647982] serial8250.1: ttyS3 at MMIO 0x64000000 (irq = 135) is a ST16654
1 r3 ?* x$ ?5 P[    1.657229] serial8250.1: ttyS4 at MMIO 0x64000008 (irq = 136) is a ST16654
[    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
) @) H8 L4 b6 R# K[    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
/ P- M) V& n% |: L2 I6 g[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
4 @% C, a2 J# w[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
[    1.724244] brd: module loaded
6 `; H/ ]# \% {4 C4 }0 p5 D. }* Q5 w[    1.746949] loop: module loaded
$ }$ Q( P( X' a) S[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
  m; ]* i, ]; X% o4 J+ k$ E[    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
5 c* w0 D7 c: ?& t[    1.787390] scsi0 : ahci_platform
[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
8 u  Q0 {9 r1 z" Y0 q: s% b[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
" R" l7 }8 Y) Y" P[    1.814800] No NAND device found
[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
+ Y5 C- Y4 M! T# p. O3 ?[    1.830321] spi_davinci spi_davinci.1: DMA: supported
6 w- r) ?) B) N  {# {[    1.835481] spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0
" v+ C1 e; ]+ u) p4 K% U2 z; I[    1.846186] m25p80 spi1.0: unrecognized JEDEC id ffffff
" {+ B7 Z# F/ g3 Q9 J" E[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
+ v# ]7 d8 N& ~& G* X[    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
  W+ V/ h2 Q6 |1 W! W" ^[    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 `$ n- L+ o% ~* p+ P8 |) M0 a[    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
2 k+ A( z+ ?- E5 L) T[    2.072566] PPP BSD Compression module registered
$ f( v2 m; s/ h: ^5 U[    2.077332] PPP Deflate Compression module registered
4 h( g0 t" W& w/ n( _[    2.083484] usbcore: registered new interface driver rndis_wlan
+ p3 w% @1 J% l( M7 a# d- i/ Y[    2.090596] usbcore: registered new interface driver zd1201
6 F( i( @! i0 n  d! I) N[    2.097154] usbcore: registered new interface driver asix
[    2.103476] usbcore: registered new interface driver cdc_ether
0 m' m7 {6 O3 @0 O" M$ O[    2.110342] usbcore: registered new interface driver net1080
5 v  V% r7 I' l0 g9 A[    2.116959] usbcore: registered new interface driver rndis_host
[    2.123813] usbcore: registered new interface driver cdc_subset
6 J7 j6 t3 l& L$ ]& h[    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
  ~5 R2 Y. E) T; p  L: T4 Q[    2.178583] Waiting for USB PHY clock good...
[    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
[    2.250953] Initializing USB Mass Storage driver...
[    2.256972] usbcore: registered new interface driver usb-storage
[    2.263252] USB Mass Storage support registered.
[    2.269618] usbcore: registered new interface driver usbserial
# Q4 b0 h) Y& r3 H[    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
[    2.293841] option: v0.7.2:USB Driver for GSM modems
) g" h1 p, z( q7 E[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
1 V2 x. k& @2 m" m$ ?[    2.305485]  gadget: Number of LUNs=1
/ V5 v3 m; X8 j2 b( |5 A8 \[    2.309319]  lun0: LUN: removable file: (no medium)
. ?0 V8 B, Y) t6 {: ?: m  R& 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
[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
0 Y1 v" v8 B9 J, M0 o, \[    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
6 j* t. ]! g" O) Z[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
[    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
[    2.399709] omap_rtc: RTC power up reset detected
& Y3 X' o6 ]7 ~( M- |$ |[    2.405242] i2c /dev entries driver
' I( [: x; D  X# l& x/ ^5 R- H[    2.410583] Linux video capture interface: v2.00
  _/ S4 D! W# D8 N# p[    2.423599] ov2640 1-0030: Product ID error 87:87
# z: ^0 U/ g. x: X5 q! H[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
7 }4 O# B- s$ R; i[    2.439504] usbcore: registered new interface driver uvcvideo
[    2.445311] USB Video Class driver (1.1.1)
' G) w2 m+ T* }. I4 v- K[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
& A0 l2 \5 Y$ Z& T) J4 s; `[    2.461461] cpuidle: using governor menu
[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
+ A6 q1 U  E! ]% f& \: O6 b& [( n[    2.480437] usbcore: registered new interface driver usbhid
" w- V4 e& |; M# [1 ]7 x[    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
[    2.520679] usbcore: registered new interface driver snd-usb-audio
3 i& \7 ~4 M/ E' c" |( w[    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
4 W$ c% y, n" @; H[    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
1 s! Y- p- l7 k8 ^7 L[    2.564976] _regulator_get: 1-0018 supply DRVDD not found, using dummy regulator
7 I) h; Y! w: u* n5 g* T[    2.580805] asoc: tlv320aic3x-hifi <-> davinci-mcasp.0 mapping ok
* Z$ n8 r# I5 |[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
[    2.598655] ALSA device list:
[    2.601677]   #0: DA850/OMAP-L138 EVM
[    2.605734] TCP cubic registered
[    2.609341] NET: Registered protocol family 17
[    2.613928] can: controller area network core (rev 20090105 abi 8)
2 c" D3 W# c9 D  T& q4 X[    2.620526] NET: Registered protocol family 29
, H. q# F( `4 M1 g6 V5 E" O# G[    2.625052] can: raw protocol (rev 20090105)
[    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
- c+ }+ k0 q9 C* L* O' Y1 x& q[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    2.662294] console [netcon0] enabled
5 P7 j) y( O* ^9 s7 I[    2.666005] netconsole: network logging started
[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
, c9 V% [2 V& e7 n[    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)


5 ^/ J( A8 y! |# ^0 K
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。
/ g$ c' s' v, @- ?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？

7 v. H0 m3 j  V: v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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