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
# C( z  ]0 u9 h3 p[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
[    1.642481] console [ttyS2] enabled
& [8 X! J  K, N- ^& N2 l, a& d[    1.647982] serial8250.1: ttyS3 at MMIO 0x64000000 (irq = 135) is a ST16654
# i: |+ G! h+ S  B[    1.657229] serial8250.1: ttyS4 at MMIO 0x64000008 (irq = 136) is a ST16654
1 G* p$ v. h* Q4 _[    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
[    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
[    1.746949] loop: module loaded
[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
, X& C$ [4 B+ T; f, ~. u[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
% t/ j1 X- w6 w[    1.767947] ahci ahci: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
  o1 S8 |, z( E! }2 |2 u[    1.776171] ahci ahci: flags: ncq sntf pm led clo only pmp pio slum part ccc
& q; _  I# Y! z% {# x1 e1 y/ |$ Y[    1.787390] scsi0 : ahci_platform
% g: F+ y& M. m[    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
[    1.814800] No NAND device found
$ y$ C" l# O" ~* w1 G[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
[    1.830321] spi_davinci spi_davinci.1: DMA: supported
* i! e2 m: H9 |9 x: G[    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 p6 M$ E( j& t5 \3 }9 z6 |: _5 \0 S[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.862934] CAN device driver interface
# T) S3 g+ m5 [; C) H[    1.867002] smsc911x: Driver version 2008-10-21
[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
) u& S; a- U3 B; M  H[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
( m, G9 ~8 |, c+ ]6 x* z[    1.987689] smsc911x: Device not READY in 100ms aborting
[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
1 ?5 _3 @" c- W8 D* @& F[    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
4 Y5 ]! ], n( X[    2.066475] PPP generic driver version 2.4.2
[    2.072566] PPP BSD Compression module registered
[    2.077332] PPP Deflate Compression module registered
[    2.083484] usbcore: registered new interface driver rndis_wlan
[    2.090596] usbcore: registered new interface driver zd1201
# {/ f# L$ q+ h7 o5 c[    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
[    2.123813] usbcore: registered new interface driver cdc_subset
$ N# n- a3 d) q7 [4 N- h; }5 s[    2.130794] usbcore: registered new interface driver zaurus
) n& W0 N3 f2 {/ f" R- g; n, a[    2.137351] usbcore: registered new interface driver cdc_ncm
[    2.149122] ata1: SATA link down (SStatus 0 SControl 300)
' s/ y/ u5 k" n5 H6 o6 R[    2.161271] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
( V; p2 p4 }6 u& t" G[    2.167758] ohci ohci.0: DA8xx OHCI
( j6 F/ ~9 L' ~: ~- F& j9 @! R[    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
0 ^' c7 d9 Y! |, k! m2 Q[    2.178583] Waiting for USB PHY clock good...
[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
" s. ]% l+ K  a* S[    2.240810] hub 1-0:1.0: USB hub found
[    2.244710] hub 1-0:1.0: 1 port detected
6 h6 `- x: c9 K[    2.250953] Initializing USB Mass Storage driver...
, x( V: v) s$ H- h[    2.256972] usbcore: registered new interface driver usb-storage
0 H( _. n) L! A: `! l1 |[    2.263252] USB Mass Storage support registered.
( @3 d$ \# C- B& E3 ~. P[    2.269618] usbcore: registered new interface driver usbserial
[    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
  a$ W% ?. s+ ~: W7 Q& S8 f, ?[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
[    2.305485]  gadget: Number of LUNs=1
[    2.309319]  lun0: LUN: removable file: (no medium)
  }# l) R" y: F) t[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
/ ?3 M/ T% S; H, I3 Q. N3 S% 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
[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
$ \, z) r5 k3 E) v8 j2 P+ f[    2.345560] hub 2-0:1.0: USB hub found
[    2.349926] hub 2-0:1.0: 1 port detected
0 m) T0 I+ R; m2 o' w' O1 c* [[    2.357651] mousedev: PS/2 mouse device common for all mice
[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
: C3 i8 w4 H& u$ C[    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
[    2.405242] i2c /dev entries driver
[    2.410583] Linux video capture interface: v2.00
3 U7 m; T. a3 i, c" y7 O* B[    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
- H" U% Y3 P+ _! ^4 z  T' Y6 o0 o6 v[    2.445311] USB Video Class driver (1.1.1)
[    2.450236] watchdog watchdog: heartbeat 60 sec
' h" {5 \8 ^" K2 o6 x5 O7 h0 Z[    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 @; a( w; O# R, ~[    2.480437] usbcore: registered new interface driver usbhid
  V" J0 `* I7 g' T9 H- E% B[    2.486069] usbhid: USB HID core driver
$ W. i9 G, s/ _/ w[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
[    2.504085] timer clk rate(156000000)
" f0 _4 X& b% V" G; L( u' X# J# Y[    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
9 M/ R1 z* F4 [* V: K  m$ A! @[    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
' ^, b3 m( T& n! ~) B[    2.549712] _regulator_get: 1-0018 supply DVDD not found, using dummy regulator
! o2 |2 o6 e8 z. b- o8 f8 G9 F[    2.557274] _regulator_get: 1-0018 supply AVDD not found, using dummy regulator
* U" U' ?% u, r! K' ^[    2.564976] _regulator_get: 1-0018 supply DRVDD not found, using dummy regulator
% b; s' C8 M4 e( R1 g8 i* o[    2.580805] asoc: tlv320aic3x-hifi <-> davinci-mcasp.0 mapping ok
, Z& z3 X1 ^3 G+ ~0 t: C; o[    2.588521] usb 1-1: new full-speed USB device number 2 using ohci
[    2.598655] ALSA device list:
4 K) A5 c$ A8 [* @[    2.601677]   #0: DA850/OMAP-L138 EVM
; o& d! a- e1 x/ y[    2.605734] TCP cubic registered
- v! u5 g* a; ^; |9 z, h* |* E[    2.609341] NET: Registered protocol family 17
- s: L- }0 M$ a[    2.613928] can: controller area network core (rev 20090105 abi 8)
) }6 b' c3 G! d5 [7 r[    2.620526] NET: Registered protocol family 29
[    2.625052] can: raw protocol (rev 20090105)
8 a' l. H) s& k% K. O9 P[    2.629468] can: broadcast manager protocol (rev 20090105 t)
1 z9 W( N9 x, w& G& J, ^1 ^[    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
' N: U( N2 q1 G3 F5 @[    2.662294] console [netcon0] enabled
7 \' ^; }: o" o% n! e/ s2 q[    2.666005] netconsole: network logging started
. L2 b3 N; T) [4 @[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
0 c; T  Z/ w$ O[    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:
7 I' H; d% o' s) u[    2.700308] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)



  C4 z  M+ m- I! m1 T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。
2 o9 W' O; z4 u/ b6 l. z/ k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。
' X$ s0 w. @  h4 C这是不是AD7606在总线上会对Nand的读取有干扰的问题？
% S4 I! d" @3 ]
创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。
! H1 b) `# V* i. H
. A: {- ^2 {1 L  K  x% J