AD7606问题

jinyi7016

AD7606与L138进行连接。
0 d8 Z# f! H8 H- j2 d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
: j0 n4 i! B5 Q, N/ p1 F[    1.178490] serial8250.0: ttyS1 at MMIO 0x1d0c000 (irq = 53) is a AR7
4 ^0 H/ i1 r2 ~[    1.180448] serial8250.0: ttyS2 at MMIO 0x1d0d000 (irq = 61) is a AR7
4 {6 ^0 Q- k/ |# V% p7 {) Y' h" _[    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
$ v* L% g1 N6 N- ^* d) F4 S[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
+ A, f7 _$ J5 ]! ][    1.675720] serial8250.1: ttyS6 at MMIO 0x64000018 (irq = 139) is a ST16654
+ T/ M) b% M' R& E" i6 o[    1.684953] serial8250.1: ttyS7 at MMIO 0x64000020 (irq = 158) is a ST16654
  X* K# ^) c! m7 z" p[    1.694197] serial8250.1: ttyS8 at MMIO 0x64000028 (irq = 190) is a ST16654
9 X* S# T! T# y" V[    1.703408] serial8250.1: ttyS9 at MMIO 0x64000030 (irq = 195) is a ST16654
+ H/ X& ]+ E" _% Z, p" t$ ^9 g[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
[    1.724244] brd: module loaded
: A9 \8 v" C# f7 ]3 y[    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
[    1.767947] ahci ahci: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl platform mode
1 ?, e+ T  a" d( D3 l; `4 D0 V8 S[    1.776171] ahci ahci: flags: ncq sntf pm led clo only pmp pio slum part ccc
[    1.787390] scsi0 : ahci_platform
[    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
[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
[    1.830321] spi_davinci spi_davinci.1: DMA: supported
& S: q' q! r$ x5 l9 j4 v. K6 ?. l[    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
- n0 U/ Q/ P- \* Q/ S  \4 q[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.862934] CAN device driver interface
! M4 i, d# b- u[    1.867002] smsc911x: Driver version 2008-10-21
  t2 r. O, @" N[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
! X4 ]6 L/ I, |* o% M! w3 V[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
; ^& V4 H& J' }% @' v) q) G[    1.987689] smsc911x: Device not READY in 100ms aborting
( ?- F  u( G7 A& x: w- l[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
[    2.044631] davinci_mdio davinci_mdio.0: detected phy mask fffffffe
[    2.052732] davinci_mdio.0: probed
# O, L: ~; F6 _[    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 r; l, U: D5 k/ R0 q$ W$ O[    2.072566] PPP BSD Compression module registered
4 {7 ~  X0 }) t. a/ f% q, b. j[    2.077332] PPP Deflate Compression module registered
[    2.083484] usbcore: registered new interface driver rndis_wlan
[    2.090596] usbcore: registered new interface driver zd1201
; i1 r. `4 U3 u  w, g[    2.097154] usbcore: registered new interface driver asix
[    2.103476] usbcore: registered new interface driver cdc_ether
& {9 }& V# [4 \2 ~2 C7 w: a[    2.110342] usbcore: registered new interface driver net1080
6 T4 _& s/ B' N1 a. [, _8 f- O[    2.116959] usbcore: registered new interface driver rndis_host
* [7 \8 q. c& i- `: s% ~[    2.123813] usbcore: registered new interface driver cdc_subset
[    2.130794] usbcore: registered new interface driver zaurus
# j5 A" q$ H: T- O. {! O& i[    2.137351] usbcore: registered new interface driver cdc_ncm
[    2.149122] ata1: SATA link down (SStatus 0 SControl 300)
6 b# C2 ?3 e% e, s. ]  q/ Y# |[    2.161271] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    2.167758] ohci ohci.0: DA8xx OHCI
, e* C+ w8 B7 p" y- J' j7 c[    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
$ R$ b8 J/ {: g/ i5 j0 f" p1 ]3 |& r/ z[    2.240810] hub 1-0:1.0: USB hub found
[    2.244710] hub 1-0:1.0: 1 port detected
/ x+ d1 }& A, F+ u+ E* r! w1 j[    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
5 O3 t( G7 ?: b# `' F[    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
8 F4 S+ G8 M. s  V3 }[    2.293841] option: v0.7.2:USB Driver for GSM modems
1 L" B9 l7 Y; c[    2.299461]  gadget: Mass Storage Function, version: 2009/09/11
1 v7 \9 x7 a3 i) e7 G1 P[    2.305485]  gadget: Number of LUNs=1
  E; @4 q9 d6 ]( Y) f4 M' f* N1 r[    2.309319]  lun0: LUN: removable file: (no medium)
8 s( d: M. H  u- f  O& ~5 \[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
) L; u7 ~9 }: Q7 X8 v( ~[    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
* L) V0 W* H- f; `[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
4 F/ E0 D+ b3 K7 l[    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
  s, ^* }0 A" M; _- k6 O3 l[    2.364530] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
* e0 r; @/ ]9 x3 y( c2 m[    2.372684] ads7846 spi1.1: touchscreen, irq 145
1 V6 j+ o: D: P5 g[    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
+ Y# R3 V5 ]- |  s& T+ B[    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
$ T1 d8 I0 o$ }% y% ][    2.439504] usbcore: registered new interface driver uvcvideo
[    2.445311] USB Video Class driver (1.1.1)
. X! D2 o; `( f[    2.450236] watchdog watchdog: heartbeat 60 sec
1 N) `4 W7 ~' u[    2.456605] cpuidle: using governor ladder
[    2.461461] cpuidle: using governor menu
[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
7 U% p, r; ~& _8 f$ ^[    2.480437] usbcore: registered new interface driver usbhid
# y2 \/ }# K& W  b* m- A9 L[    2.486069] usbhid: USB HID core driver
+ o9 R7 r- ~4 T( c* y  q[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
; U7 z: |1 H7 s  B( n[    2.504085] timer clk rate(156000000)
$ ~9 \: h; A; x2 |[    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
- E9 E) F  v8 ?5 _/ p  m[    2.541868] _regulator_get: 1-0018 supply IOVDD not found, using dummy regulator
3 Y# J  E# P: I- E  u; b2 X[    2.549712] _regulator_get: 1-0018 supply DVDD not found, using dummy regulator
% w6 k( f' m! E! L[    2.557274] _regulator_get: 1-0018 supply AVDD not found, using dummy regulator
& s  d1 {4 ]9 Q  X8 o- a6 h% b; P# ~[    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 d4 c, ~) g[    2.598655] ALSA device list:
7 T' J, u. E# i. v4 n0 R[    2.601677]   #0: DA850/OMAP-L138 EVM
[    2.605734] TCP cubic registered
- @% b  K9 s, I4 ^2 H: D[    2.609341] NET: Registered protocol family 17
; B  ^0 |- z" B1 ^3 G8 S! b9 U4 ~' x[    2.613928] can: controller area network core (rev 20090105 abi 8)
[    2.620526] NET: Registered protocol family 29
8 I3 `9 W* d( B5 P[    2.625052] can: raw protocol (rev 20090105)
. c- A8 j  `2 O3 @8 T9 y[    2.629468] can: broadcast manager protocol (rev 20090105 t)
4 w4 V8 I$ h/ h  M[    2.635222] can: netlink gateway (rev 20101209)
[    2.641090] lib80211: common routines for IEEE802.11 drivers
, n2 o7 r5 U% f9 v/ v- J[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
; ?4 @# I/ y" U+ Y0 y2 \$ @  M8 J[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
% o& D2 j4 v6 z1 j[    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)

8 U- L$ w' i! l6 r! L

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？
( Q4 g* p& c3 u# A
$ t' g6 |3 L& P4 A: E. u1 Z; U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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