FAQ: [#6006] For adau1371, record and play at the same time, sometimes it fails to exit(2010)

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[#6006] For adau1371, record and play at the same time, sometimes it fails to exit

Submitted By: Vivi Li

Open Date

2010-04-15 06:04:45     Close Date

2010-05-18 04:50:59


Medium     Assignee:

Cliff Cai


Closed     Fixed In Release:


Found In Release:

2010R1     Release:


N/A     Board:



BF537     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:

Out of Date

Uboot version or rev.:

    Toolchain version or rev.:


App binary format:


Summary: For adau1371, record and play at the same time, sometimes it fails to exit



For adau1371, record and play at the same time, sometimes it fails to exit.


Please refer to log bellow:


Linux version (test@uboot37-bf526) (gcc version 4.3.4 (ADI-trunk/svn-3951) ) #87 Thu Apr 15 16:10

register early platform devices

bootconsole [early_shadow0] enabled

bootconsole [early_BFuart0] enabled

early printk enabled on early_BFuart0

Limiting kernel memory to 56MB due to anomaly 05000263

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

  fixedcode = 0x00000400-0x00000490

  text      = 0x00001000-0x001366f0

  rodata    = 0x001366f0-0x0019c4f8

  bss       = 0x0019d000-0x001adcb0

  data      = 0x001adcb0-0x001c0000

    stack   = 0x001be000-0x001c0000

  init      = 0x001c0000-0x00861000

  available = 0x00861000-0x03800000

  DMA Zone  = 0x03e00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 0

Reset caused by Software reset

Blackfin support (C) 2004-2009 Analog Devices, Inc.

Compiled for ADSP-BF537 Rev 0.2

Blackfin Linux support by http://blackfin.uclinux.org/

Processor Speed: 500 MHz core clock and 125 MHz System Clock

NOMPU: setting up cplb tables

Instruction Cache Enabled for CPU0

  External memory: cacheable in instruction cache

Data Cache Enabled for CPU0

  External memory: cacheable (write-back) in data cache

Built 1 zonelists in Zone order, mobility grouping off.  Total pages: 14224

Kernel command line: root=/dev/mtdblock0 rw clkin_hz=25000000 earlyprintk=serial,uart0,57600 console=ttyBF0,57600 ip=

PID hash table entries: 256 (order: -2, 1024 bytes)

Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)

Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)

Memory available: 48196k/65536k RAM, (6788k init code, 1237k kernel code, 551k data, 2048k dma, 6716k reserved)

Hierarchical RCU implementation.


Configuring Blackfin Priority Driven Interrupts

console [ttyBF0] enabled, bootconsole disabled

console [ttyBF0] enabled, bootconsole disabled

Calibrating delay loop... 995.32 BogoMIPS (lpj=1990656)

Security Framework initialized

Mount-cache hash table entries: 512

Blackfin Scratchpad data SRAM: 4 KB

Blackfin L1 Data A SRAM: 16 KB (16 KB free)

Blackfin L1 Data B SRAM: 16 KB (16 KB free)

Blackfin L1 Instruction SRAM: 48 KB (35 KB free)

NET: Registered protocol family 16

Blackfin DMA Controller

stamp_init(): registering device resources

bio: create slab <bio-0> at 0

Advanced Linux Sound Architecture Driver Version 1.0.21.

Switching to clocksource bfin_cs_cycles

NET: Registered protocol family 2

IP route cache hash table entries: 1024 (order: 0, 4096 bytes)

TCP established hash table entries: 2048 (order: 2, 16384 bytes)

TCP bind hash table entries: 2048 (order: 1, 8192 bytes)

TCP: Hash tables configured (established 2048 bind 2048)

TCP reno registered

UDP hash table entries: 256 (order: 0, 4096 bytes)

UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)

NET: Registered protocol family 1

msgmni has been set to 94

io scheduler noop registered

io scheduler cfq registered (default)

bfin-uart: Blackfin serial driver

bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 18) is a BFIN-UART

brd: module loaded

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@7

bfin_mii_bus: probed

bfin_mac: attached PHY driver [SMSC LAN83C185] (mii_bus:phy_addr=0:01, irq=-1, mdc_clk=2500000Hz(mdc_div=24)@sclk=125MHz)

bfin_mac bfin_mac.0: Blackfin on-chip Ethernet MAC driver, Version 1.1

rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0

i2c-bfin-twi i2c-bfin-twi.0: Blackfin BF5xx on-chip I2C TWI Contoller, regs_base@ffc01400

bfin-wdt: initialized: timeout=20 sec (nowayout=0)

No device for DAI ADAU1371

dma rx:3 tx:4, err irq:45, regs:ffc00800

dma_alloc_init: dma_page @ 0x02893000 - 512 pages at 0x03e00000

asoc: ADAU1371 <-> bf5xx-i2s mapping ok

ALSA device list:

  #0: bf5xx_adau1371 (ADAU1371)

TCP cubic registered

NET: Registered protocol family 17

rtc-bfin rtc-bfin: setting system clock to 1970-01-01 02:42:28 UTC (9748)

IP-Config: Complete:

     device=eth0, addr=, mask=, gw=,

     host=bf537-stamp, domain=, nis-domain=(none),

     bootserver=, rootserver=, rootpath=

Freeing unused kernel memory: 6788k freed


        a8888b.           / Welcome to the uClinux distribution \

       d888888b.         /       _     _                         \

       8P"YP"Y88        /       | |   |_|            __  __ (TM)  |

       8|o||o|88  _____/        | |    _ ____  _   _ \ \/ /       |

       8'    .88       \        | |   | |  _ \| | | | \  /        |

       8`._.' Y8.       \       | |__ | | | | | |_| | /  \        |

      d/      `8b.       \      \____||_|_| |_|\____|/_/\_\       |

     dP   .    Y8b.       \   For embedded processors including   |

    d8:'  "  `::88b        \    the Analog Devices Blackfin      /

   d8"         'Y88b        \___________________________________/

  :8P    '      :888

   8a.   :     _a88P         For further information, check out:

._/"Yaa_:   .| 88P|            - http://blackfin.uclinux.org/

\    YP"    `| 8P  `.          - http://docs.blackfin.uclinux.org/

/     \.___.d|    .'           - http://www.uclinux.org/

`--..__)8888P`._.'  jgs/a:f    - http://www.analog.com/blackfin


Have a lot of fun...



BusyBox v1.16.1 (2010-04-15 15:43:01 GMT-8) hush - the humble shell


root:/> PHY: 0:01 - Link is Up - 100/Full


root:/> arecord -d 5|aplay

Recording WAVE 'stdin' : Unsigned 8 bit, Rate 8000 Hz, Mono

Playing WAVE 'stdin' : Unsigned 8 bit, Rate 8000 Hz, Mono

(Can not exit until Ctrl+C is used)





--- Vivi Li                                                  2010-04-21 06:14:58

Sometimes it failed with following message:


root:/> tone

TONE: generating sine wave at 1000 Hz...

adau1371 0-001a: failed to initialize PLL

asoc: codec DAI prepare error

ERROR: write(/dev/dsp) failed, errno=1

adau1371 0-001a: failed to initialize PLL

asoc: codec DAI prepare error



--- Cliff Cai                                                2010-05-11 04:51:17

fixed now,only shut down for once.




--- Vivi Li                                                  2010-05-18 04:48:48

We don't support adau1371 now and use adau1373 instead.

So close this bug as out of date.












File Name     File Type     File Size     Posted By

config.audio_adau1371    application/octet-stream    37063    Vivi Li