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
[    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
4 A/ V. S! s: p7 ^! M[    1.657229] serial8250.1: ttyS4 at MMIO 0x64000008 (irq = 136) is a ST16654
7 R' k- \* O! T: h' d[    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
& P9 P$ L+ b+ V2 K! M' p) ?[    1.684953] serial8250.1: ttyS7 at MMIO 0x64000020 (irq = 158) is a ST16654
8 E1 I1 U9 C, L6 i! q[    1.694197] serial8250.1: ttyS8 at MMIO 0x64000028 (irq = 190) is a ST16654
5 H% ~: ]; p0 R" H- R) a[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
5 l7 O# ^- R9 d& t+ d' Q[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
% t; Z9 Q9 T% F# X$ b3 v* @[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
% z% X! N# Y; q0 c0 C3 s6 B( `[    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
" p9 S8 A/ N. v: u" x# i/ x[    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
& K: |# t6 @" j+ J[    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
: {* f9 i- z  g0 e[    1.835481] spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0
7 w- N; k& A7 |1 J  ]4 A[    1.846186] m25p80 spi1.0: unrecognized JEDEC id ffffff
[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
; W9 N& X3 T$ K( X( l0 Q[    1.862934] CAN device driver interface
[    1.867002] smsc911x: Driver version 2008-10-21
( e5 I: T1 E; F[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
$ R- m; I% {! h[    1.987689] smsc911x: Device not READY in 100ms aborting
[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
$ c- y3 |: {9 I8 u( h9 |8 j[    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
* i2 |8 w5 I9 c: x6 f8 a$ W1 S[    2.066475] PPP generic driver version 2.4.2
[    2.072566] PPP BSD Compression module registered
[    2.077332] PPP Deflate Compression module registered
! _2 h. E6 @+ k& b[    2.083484] usbcore: registered new interface driver rndis_wlan
1 H# F- m# s9 U3 i, i* \[    2.090596] usbcore: registered new interface driver zd1201
[    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
[    2.116959] usbcore: registered new interface driver rndis_host
9 k# I3 N% t# ]8 H+ G# }[    2.123813] usbcore: registered new interface driver cdc_subset
[    2.130794] usbcore: registered new interface driver zaurus
; j8 |8 X* e2 \. j7 ~& L: y" `1 t[    2.137351] usbcore: registered new interface driver cdc_ncm
$ x& h7 }+ N* R[    2.149122] ata1: SATA link down (SStatus 0 SControl 300)
3 U: M: v% s; Z0 j/ L! i0 b: F[    2.161271] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
0 Q% h% j5 w2 k[    2.167758] ohci ohci.0: DA8xx OHCI
[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
[    2.178583] Waiting for USB PHY clock good...
( G5 @9 G. B, ~, E" l4 @[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
$ e! @" P% E% Y. _, m5 S9 z" ~[    2.240810] hub 1-0:1.0: USB hub found
6 S/ E0 ~  l# {+ L[    2.244710] hub 1-0:1.0: 1 port detected
5 n$ P7 u4 a5 Z& L1 I  @0 r5 g7 q, D[    2.250953] Initializing USB Mass Storage driver...
[    2.256972] usbcore: registered new interface driver usb-storage
  B2 b9 l( {0 ?! J8 K3 ][    2.263252] USB Mass Storage support registered.
2 a7 @4 x! |% `; X: d[    2.269618] usbcore: registered new interface driver usbserial
+ Q% A; C* b. E) t' E[    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
' L# ], ^9 v* e- ?) w% c) `7 f+ _7 p[    2.293841] option: v0.7.2:USB Driver for GSM modems
[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
* Q* z' w2 U! _+ G  n$ L2 i[    2.305485]  gadget: Number of LUNs=1
( {/ q; D6 D0 q; B  \[    2.309319]  lun0: LUN: removable file: (no medium)
[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
. U; A9 v6 k" \% d% ?0 o( A+ `[    2.320259]  gadget: userspace failed to provide iSerialNumber
6 N2 T9 j# C$ G/ e1 Q, }* [[    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
/ v* j; }& t+ u1 C! p[    2.345560] hub 2-0:1.0: USB hub found
& ]  C8 ~6 C! g[    2.349926] hub 2-0:1.0: 1 port detected
6 Z: q, z- S! ^3 f" X[    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
$ l$ a0 ?2 e1 @( o- u, f[    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
[    2.405242] i2c /dev entries driver
[    2.410583] Linux video capture interface: v2.00
. Z) N6 ]' b' c$ C1 f[    2.423599] ov2640 1-0030: Product ID error 87:87
$ q! L" I% m1 j& b[    2.429276] vpif_capture vpif_capture: Error registering v4l2 subdevice
6 O9 L6 @+ u$ g7 h% @: _' W[    2.439504] usbcore: registered new interface driver uvcvideo
[    2.445311] USB Video Class driver (1.1.1)
[    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
[    2.480437] usbcore: registered new interface driver usbhid
8 ~: U) G1 f. z6 \9 I# G[    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)
% \  r& p/ J, E$ p& g# x+ B[    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
, A! i. o8 L) O1 [! f# L[    2.533635] soc-audio soc-audio.0: ASoC: Failed to create card debugfs directory
* N; Z$ j9 m& b* n[    2.541868] _regulator_get: 1-0018 supply IOVDD not found, using dummy regulator
6 H2 b4 C2 ^0 C4 ?7 L: s[    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
[    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
% y, Z9 e  F2 e[    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)
- r- ~! q& m: x  g5 i[    2.629468] can: broadcast manager protocol (rev 20090105 t)
3 v4 w7 F0 i8 r4 \' X+ D* I& d& S" I[    2.635222] can: netlink gateway (rev 20101209)
[    2.641090] lib80211: common routines for IEEE802.11 drivers
! |) _5 \" k/ g: V2 O[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
0 ~8 z5 e9 Q* A/ K8 q. H# D[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
- q! R+ K6 X7 Z  g. k[    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)
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7 ?6 t6 q7 v. W$ S& `8 H0 Y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？
5 m# X! u, R4 O+ r  M
+ y2 A; E. u( [; P" `0 K创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。