AD7606问题

jinyi7016

AD7606与L138进行连接。
% {1 m: z  m2 H& X6 r! K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 J7 y6 o8 g; @2 V4 y
[    1.176205] serial8250.0: ttyS0 at MMIO 0x1c42000 (irq = 25) is a AR7
- W& |, I7 j" L) ]4 _[    1.178490] serial8250.0: ttyS1 at MMIO 0x1d0c000 (irq = 53) is a AR7
' N  T: x+ T' y. p[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
[    1.642481] console [ttyS2] enabled
  M& |, }8 y7 R2 R[    1.647982] serial8250.1: ttyS3 at MMIO 0x64000000 (irq = 135) is a ST16654
" `3 O: b2 _, G+ l( @# D5 v2 u) e[    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
8 b2 s. p: P# _3 E" g  \[    1.684953] serial8250.1: ttyS7 at MMIO 0x64000020 (irq = 158) is a ST16654
: h( b3 o3 W7 Q1 ?* R9 y; q9 j9 u[    1.694197] serial8250.1: ttyS8 at MMIO 0x64000028 (irq = 190) is a ST16654
5 E9 g6 y, D, S, n4 V1 \[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
% ^/ h: ~" M  k4 L4 [[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
9 b3 ~0 {% ]6 X  [8 ]" j[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
8 C* E5 o6 d- T1 Y; |# s- d& t! {[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
: l: U; I9 q# }7 r! C7 I[    1.767947] ahci ahci: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
; r! d8 o$ K" S[    1.776171] ahci ahci: flags: ncq sntf pm led clo only pmp pio slum part ccc
5 ?+ u8 j# x- W2 }8 t7 A) Y[    1.787390] scsi0 : ahci_platform
[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
7 Y( V/ e) ?6 _[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
2 Y$ g0 k. F, K2 @8 P! r[    1.814800] No NAND device found
, W# _5 A" K0 p' }, W8 t[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
( V8 G" t/ V) s' f0 `' o0 k8 P[    1.830321] spi_davinci spi_davinci.1: DMA: supported
. R4 I( h& d0 y8 F& U! `: M[    1.835481] spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0
# N, j4 {' f1 {[    1.846186] m25p80 spi1.0: unrecognized JEDEC id ffffff
- E: K' z5 J* |5 b5 S& N" g[    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
: s& h0 b$ |" F1 P6 h/ |( G[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
/ l2 }2 G& z/ U, W/ j* N' v4 Y: h[    1.987689] smsc911x: Device not READY in 100ms aborting
/ n6 S4 d6 s  J& r. Z  T& n[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
, J/ ]7 P5 {+ W) W" Y/ r% k[    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
[    2.066475] PPP generic driver version 2.4.2
6 C+ p6 H+ B" G8 ?[    2.072566] PPP BSD Compression module registered
[    2.077332] PPP Deflate Compression module registered
3 Q. o% R) m8 z: A. f- f) I& Z2 U[    2.083484] usbcore: registered new interface driver rndis_wlan
( B4 \; v( _2 N! H* A: X[    2.090596] usbcore: registered new interface driver zd1201
  s# M3 |8 c: t# d% O[    2.097154] usbcore: registered new interface driver asix
[    2.103476] usbcore: registered new interface driver cdc_ether
[    2.110342] usbcore: registered new interface driver net1080
, B! p  H. x1 H' q7 g5 A[    2.116959] usbcore: registered new interface driver rndis_host
[    2.123813] usbcore: registered new interface driver cdc_subset
2 ^' o, b% |8 n5 ?% {[    2.130794] usbcore: registered new interface driver zaurus
' ~& a; t* ~3 S6 j0 ~[    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
5 ^% Z) e8 U5 d5 R' X[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
" \% E* C5 \: G6 W+ c[    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...
/ L" _9 K% {$ s0 l1 @. [[    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 n& V& D1 b4 }* r3 L7 x) ~* W[    2.280838] USB Serial support registered for GSM modem (1-port)
3 G" N6 k0 _# x5 M! r[    2.288032] usbcore: registered new interface driver option
[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
[    2.305485]  gadget: Number of LUNs=1
" p# Y) r: s" m1 W% ?4 v9 c& C1 j: p[    2.309319]  lun0: LUN: removable file: (no medium)
5 P) h# ?) R7 V) w2 S! R) ]5 u, i" i[    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
* W6 M( b" N3 F$ v[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
: n+ I9 ?! H2 {" i9 K[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
9 A  Z9 f2 u  c% G9 r[    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
[    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
, D7 |+ p; Q/ s, }* g" Q[    2.392948] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
" J8 B9 \/ ~8 c0 O[    2.399709] omap_rtc: RTC power up reset detected
[    2.405242] i2c /dev entries driver
[    2.410583] Linux video capture interface: v2.00
6 i1 X3 Z; y8 _% N1 l' A. l7 z' |[    2.423599] ov2640 1-0030: Product ID error 87:87
[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
2 }+ I0 w- q2 c4 N# N' c9 {[    2.439504] usbcore: registered new interface driver uvcvideo
[    2.445311] USB Video Class driver (1.1.1)
7 V% ^" ]1 f% [* L1 m5 g2 V[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
[    2.461461] cpuidle: using governor menu
[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
4 E' p9 V4 ^+ e& H. n0 w# f2 U[    2.480437] usbcore: registered new interface driver usbhid
[    2.486069] usbhid: USB HID core driver
3 N8 e: x( e, |, K: H[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
' {. v& ~+ n" ?1 [- o2 b' C[    2.504085] timer clk rate(156000000)
8 ^+ O- A- V, c# C( @[    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
[    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
+ S2 E) R' u' Y9 X[    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
1 l( M7 R# @5 _! `4 m, e  ~+ ][    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)
[    2.620526] NET: Registered protocol family 29
[    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
0 c5 F  z1 {. y; h6 S% R[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
: N' l+ P8 j" k! u; ?) \[    2.662294] console [netcon0] enabled
/ e( F( |7 h/ _' ]/ H7 A" S[    2.666005] netconsole: network logging started
" n- P1 y% @' i# C' U0 Y+ C[    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)
* ?/ Z* Z* }9 ^: |/ P[    2.691763] Please append a correct "root=" boot option; here are the available partitions:
) I4 \: `7 o% M7 a4 [[    2.700308] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)

+ ~2 H6 o* S( B6 k
5 e* {; i7 h* `4 D' U) C
4 R( V. d* {( @# C1 r9 |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？
# H: ?# l* |- j
# A5 {3 c$ V8 f1 B创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。
5 I2 y* _. `( X* O2 A) h