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：

! L3 _3 c( m, k! B( U0 E# ^[    1.176205] serial8250.0: ttyS0 at MMIO 0x1c42000 (irq = 25) is a AR7
8 ?6 ^2 R1 n# K4 Q[    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
. |$ p! \  T0 @& v% R+ I. B: J[    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
" J' T0 H- [% e+ e[    1.666468] serial8250.1: ttyS5 at MMIO 0x64000010 (irq = 138) is a ST16654
8 V) C9 Z  `7 g# v, K$ h[    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
0 j' f" D; O* Y8 y[    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
" f5 ?7 Z( y) m) _$ M* @# Y& y[    1.712645] serial8250.1: ttyS10 at MMIO 0x64000038 (irq = 196) is a ST16654
[    1.724244] brd: module loaded
[    1.746949] loop: module loaded
2 ^6 L# f0 T5 W6 W) a4 P+ W! b[    1.750739] at24 1-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write
! k+ \8 N2 f, a4 A) M8 [[    1.763127] ahci ahci: forcing PORTS_IMPL to 0x1
6 t. r% M" e* _8 ^# {[    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
[    1.793015] ata1: SATA max UDMA/133 mmio [mem 0x01e18000-0x01e19fff] port 0x100 irq 67
) V" A) X7 C1 J2 r- w9 _$ ?" L[    1.806870] nand_get_flash_type: second ID read did not match 00,00 against 2c,dc
% X6 q- x$ k* Q6 R: w+ H5 h[    1.814800] No NAND device found
5 i' [5 ?' ~( F% P+ Q[    1.822496] UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
[    1.830321] spi_davinci spi_davinci.1: DMA: supported
5 J1 B' u6 W% ?: H& q* s- ~( d) x[    1.835481] spi_davinci spi_davinci.1: DMA: RX channel: 18, TX channel: 19, event queue: 0
1 N! S% L: z3 Y6 A5 g7 T; X1 V[    1.846186] m25p80 spi1.0: unrecognized JEDEC id ffffff
[    1.852575] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.862934] CAN device driver interface
. T* {; u, x" U7 y[    1.867002] smsc911x: Driver version 2008-10-21
5 d, \  d& c$ `$ @7 [[    1.872116] _regulator_get: smsc911x supply vdd33a not found, using dummy regulator
; M- E$ V" S% s" C# o[    1.880224] _regulator_get: smsc911x supply vddvario not found, using dummy regulator
[    1.987689] smsc911x: Device not READY in 100ms aborting
) T2 z' t/ w1 A$ x3 Y- U[    2.038381] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
5 I) u- N# T4 u% s5 [/ ^, i[    2.044631] davinci_mdio davinci_mdio.0: detected phy mask fffffffe
% |% y8 }; z0 \' g[    2.052732] davinci_mdio.0: probed
7 d# i. `2 F1 c5 v  [) ?# c[    2.056237] davinci_mdio davinci_mdio.0: phy[0]: device davinci_mdio-0:00, driver SMSC LAN8710/LAN8720
- \2 D% Q8 ?" _[    2.066475] PPP generic driver version 2.4.2
[    2.072566] PPP BSD Compression module registered
[    2.077332] PPP Deflate Compression module registered
# Y/ L! K8 G9 w' x7 }0 ]1 ^4 B[    2.083484] usbcore: registered new interface driver rndis_wlan
0 t' y; M4 L& C! n[    2.090596] usbcore: registered new interface driver zd1201
[    2.097154] usbcore: registered new interface driver asix
5 o+ v/ Y" M$ `& S9 O% Y: W4 I0 X[    2.103476] usbcore: registered new interface driver cdc_ether
# T" L, M% ^" x[    2.110342] usbcore: registered new interface driver net1080
& {$ P" `4 K3 l) y* T[    2.116959] usbcore: registered new interface driver rndis_host
[    2.123813] usbcore: registered new interface driver cdc_subset
[    2.130794] usbcore: registered new interface driver zaurus
. A# w. |) U+ b' g/ d9 z4 D& y[    2.137351] usbcore: registered new interface driver cdc_ncm
9 r2 @/ y+ ^3 ], h[    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
, S: D: N: W3 @3 ][    2.171805] ohci ohci.0: new USB bus registered, assigned bus number 1
[    2.178583] Waiting for USB PHY clock good...
# P" P9 m: Y4 h" ^) a7 l[    2.183132] ohci ohci.0: irq 59, io mem 0x01e25000
[    2.240810] hub 1-0:1.0: USB hub found
3 |" x. c+ _8 g, u$ g1 ]" }5 r[    2.244710] hub 1-0:1.0: 1 port detected
[    2.250953] Initializing USB Mass Storage driver...
0 }+ k/ E1 K4 \, G2 V[    2.256972] usbcore: registered new interface driver usb-storage
% b" I! `: c# h" i# i[    2.263252] USB Mass Storage support registered.
[    2.269618] usbcore: registered new interface driver usbserial
[    2.275547] usbserial: USB Serial Driver core
" g' y, R6 {/ E5 g# T2 Z% h[    2.280838] USB Serial support registered for GSM modem (1-port)
) P/ }5 [! c' g+ U[    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
. [: R+ Y& ~, O. l$ _[    2.305485]  gadget: Number of LUNs=1
[    2.309319]  lun0: LUN: removable file: (no medium)
- Q) Q& h: ]& [. j& h6 Q: {[    2.314343]  gadget: Mass Storage Gadget, version: 2009/09/11
- y: j. m1 b/ ?0 T[    2.320259]  gadget: userspace failed to provide iSerialNumber
4 c' }5 m/ e$ R5 R6 ^2 Q7 q[    2.326193]  gadget: g_mass_storage ready
" i- X2 a9 b' a. K( \( Z[    2.330331] musb-hdrc musb-hdrc: MUSB HDRC host driver
[    2.335636] musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 2
8 t2 m) Y/ b( |7 E3 i9 ^[    2.345560] hub 2-0:1.0: USB hub found
9 }5 r  e9 D6 h& e7 Z: h+ J[    2.349926] hub 2-0:1.0: 1 port detected
[    2.357651] mousedev: PS/2 mouse device common for all mice
# ~# ~$ d% p9 d% R( p[    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
[    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 x9 m+ P% z( R: 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
, f% n7 v5 G" w" T7 z0 h9 _" x[    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
% \% K% G+ _4 ?# [[    2.461461] cpuidle: using governor menu
- J4 a4 x9 r0 h+ z1 K[    2.468706] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
! y4 x- _, P5 U4 h0 W! v" C[    2.480437] usbcore: registered new interface driver usbhid
, Q9 L% F- B# r[    2.486069] usbhid: USB HID core driver
5 h: G$ R* F2 i[    2.490586] _regulator_get: ad7606-8.0 supply vcc not found, using dummy regulator
3 b4 Z4 M1 d0 k/ y3 Z[    2.504085] timer clk rate(156000000)
[    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
( K6 C& t6 s4 E- l[    2.533635] soc-audio soc-audio.0: ASoC: Failed to create card debugfs directory
( V4 F& K* U; \! I[    2.541868] _regulator_get: 1-0018 supply IOVDD not found, using dummy regulator
[    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
# F/ n; A, b7 u) G  Q; G/ g[    2.580805] asoc: tlv320aic3x-hifi <-> davinci-mcasp.0 mapping ok
5 i" _* B3 P4 e$ w* k1 R[    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 C1 @2 K7 O8 D[    2.605734] TCP cubic registered
[    2.609341] NET: Registered protocol family 17
! \; |- `0 {. d7 H, m[    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
[    2.647177] _regulator_get: deviceless supply cvdd not found, using dummy regulator
6 m1 u2 Q+ L1 J7 f8 U& G[    2.662294] console [netcon0] enabled
[    2.666005] netconsole: network logging started
6 \, n/ a6 }- `: M[    2.675263] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
* D; m. `1 [9 o# B( w& y( ?1 ^0 R[    2.684933] VFS: Cannot open root device "ubi0_0" or unknown-block(0,0)
9 b' \- R9 p; m9 C: ][    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)

. T4 Y% A/ D: m1 G
/ P" S; ~3 T2 Y# C
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。
) Z5 N; ?& f1 d" {8 _- d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。
: E& A. o6 {6 Q! u2 r这是不是AD7606在总线上会对Nand的读取有干扰的问题？
2 `% d0 K1 [4 i7 a9 ~
创龙的AD7606模块是怎么连接的，可不可以提供一下原理图。