AD7606问题

jinyi7016

AD7606与L138进行连接。
) e! d8 q( ?# {8 P  s, c: h1 |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
. Z* W% ?* ^0 x; m7 n7 ~) H3 o% E$ ^; M[    1.178490] serial8250.0: ttyS1 at MMIO 0x1d0c000 (irq = 53) is a AR7
; U: Q, u6 t* p[    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
[    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
[    1.684953] serial8250.1: ttyS7 at MMIO 0x64000020 (irq = 158) is a ST16654
% Y! P4 o! f. z6 T+ O, v7 J0 S[    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
[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
[    1.724244] brd: module loaded
( H) L' Z' {) M& q1 j$ j; U6 q* Q[    1.746949] loop: module loaded
# |; H) u) m. W# u- S" U[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
7 x& ]7 p" G% c1 l! V+ m# S# _[    1.767947] ahci ahci: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
0 B+ j- r' E& U2 b; H8 m[    1.776171] ahci ahci: flags: ncq sntf pm led clo only pmp pio slum part ccc
6 n  y6 }* c) l% |% ~+ q+ M& h[    1.787390] scsi0 : ahci_platform
[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
* B, z  ]0 V7 C9 c[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
[    1.814800] No NAND device found
! t- t! z8 p4 D6 N2 C5 i! O[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
( Y; {, c! f8 e7 ~[    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
[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
1 L) e" n5 _5 Z[    1.862934] CAN device driver interface
! e$ c# A! L: k4 G[    1.867002] smsc911x: Driver version 2008-10-21
0 r# C8 @0 O1 i: P9 o[    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
, R/ f: ?# U/ B. \[    2.044631] davinci_mdio davinci_mdio.0: detected phy mask fffffffe
* _: g4 e) g* b; E* @; V6 j( F[    2.052732] davinci_mdio.0: probed
, x& _) y5 h9 K! K[    2.056237] davinci_mdio davinci_mdio.0: phy[0]: device davinci_mdio-0:00, driver SMSC LAN8710/LAN8720
1 r& |5 x% N+ D[    2.066475] PPP generic driver version 2.4.2
[    2.072566] PPP BSD Compression module registered
. A# N1 J9 d# }0 ]3 j; q[    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
$ B0 W* ~8 |" \' k' H- K9 A[    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
0 s; z8 w  z( m9 s% P" D[    2.123813] usbcore: registered new interface driver cdc_subset
' ?( y+ [; U& D9 X6 O[    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)
! B9 b  q1 ^7 D* ]: h7 {2 V[    2.161271] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    2.167758] ohci ohci.0: DA8xx OHCI
& W6 f: |1 O! N& ]: e  u: ?. S[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
[    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
! @9 q& ]% c, h# m" Z* v[    2.244710] hub 1-0:1.0: 1 port detected
& g1 o% c# e1 N9 l* @9 F( ]" ]8 R) b[    2.250953] Initializing USB Mass Storage driver...
9 y/ c; X: T. ]: H, {[    2.256972] usbcore: registered new interface driver usb-storage
1 n* }- ~+ l. l  o5 ][    2.263252] USB Mass Storage support registered.
" H' g& X  n/ C+ V1 R[    2.269618] usbcore: registered new interface driver usbserial
: @3 [, L& C0 u1 [: b* Q/ D' P[    2.275547] usbserial: USB Serial Driver core
' \% [2 S+ L/ Y) [1 `# ?3 L[    2.280838] USB Serial support registered for GSM modem (1-port)
# i. p5 X* ^4 L$ M% L" M5 c# H0 b[    2.288032] usbcore: registered new interface driver option
( s" W7 y4 I/ @8 V/ ~[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
3 u+ ~* V  r  P+ B[    2.305485]  gadget: Number of LUNs=1
  e- d; Y: W" }[    2.309319]  lun0: LUN: removable file: (no medium)
6 ]8 r5 s3 q4 i+ V; S& r3 C[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
4 ^/ p3 O/ r+ e4 \% e[    2.320259]  gadget: userspace failed to provide iSerialNumber
0 i. ]; ]* ?! x5 e/ |/ Q5 S+ x[    2.326193]  gadget: g_mass_storage ready
& ?0 }- c9 K1 H% F[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
9 F* H( x; v; |5 I5 j: k[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
[    2.345560] hub 2-0:1.0: USB hub found
' v: \: J: j7 w( o$ Z[    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
& B* Q" J* V6 X& b, R. u8 a[    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
1 }$ S" V4 L! F8 l[    2.405242] i2c /dev entries driver
/ @& v/ p& t* J- m) c[    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 W0 @. A5 P5 l+ z[    2.450236] watchdog watchdog: heartbeat 60 sec
[    2.456605] cpuidle: using governor ladder
/ P8 x% P+ g; l: t: w$ }6 p[    2.461461] cpuidle: using governor menu
7 Y/ I0 @3 t9 b[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
[    2.480437] usbcore: registered new interface driver usbhid
. D& l: X2 q- Z+ w9 j[    2.486069] usbhid: USB HID core driver
9 l0 R3 ~! ?9 c8 F7 E  [, N3 g[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
9 p' {2 T: m/ P[    2.504085] timer clk rate(156000000)
4 A5 U3 Z6 N3 L' E$ R# J4 Y; _9 h[    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
5 h, }2 T- g. S9 D[    2.541868] _regulator_get: 1-0018 supply IOVDD not found, using dummy regulator
( T, z5 I! L% N: e! O. l( m" y, m; r5 k[    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
- G3 w, T' R% c' v6 F[    2.564976] _regulator_get: 1-0018 supply DRVDD not found, using dummy regulator
# G, e; W: B1 J9 _% q[    2.580805] asoc: tlv320aic3x-hifi <-> davinci-mcasp.0 mapping ok
0 |, U$ x9 a2 _! j' ~6 u[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
[    2.598655] ALSA device list:
/ @' f( H3 j( R7 l1 j' v6 @[    2.601677]   #0: DA850/OMAP-L138 EVM
[    2.605734] TCP cubic registered
' \/ h+ G& {' G: O; p[    2.609341] NET: Registered protocol family 17
: [% l! p- S2 U& z[    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)
% w8 q5 e3 C! g; T6 P7 J7 t& f" N[    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
[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
1 l- l0 ^7 }4 }- e[    2.662294] console [netcon0] enabled
1 F% ?5 J" I( _# `6 W[    2.666005] netconsole: network logging started
/ o# G3 k) Y/ ~, j5 X. e[    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)
[    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)
0 [. |6 D) `/ i" s, d6 v


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？
" f1 }. K( e: X( w& Z
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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