FAQ: [#6316] LED1 status can't be show as expected in gpio testing on bf533-stamp(2010)

Document created by Aaronwu Employee on Sep 11, 2013
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[#6316] LED1 status can't be show as expected in gpio testing on bf533-stamp

Submitted By: angelia wu

Open Date

2010-10-26 04:08:33     Close Date

2010-10-26 04:18:49

Priority:

Medium     Assignee:

Nobody

Status:

Closed     Fixed In Release:

N/A

Found In Release:

2010R1     Release:

Blackfin Linux:2010R1

Category:

N/A     Board:

N/A

Processor:

BF533     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:

Assigned (Not Start)

Uboot version or rev.:

    Toolchain version or rev.:

2010R1-RC2

App binary format:

N/A     

Summary: LED1 status can't be show as expected in gpio testing on bf533-stamp

Details:

 

LED1 status can't be show as expected in gpio testing on bf533-stamp while on other board bf548\bf527\bf548 all ok.

LED status is always off when tesing on bf533-stamp.

 

 

the log as follow.

SMC91111: MAC 12:34:56:78:9a:bc

Using SMC91111-0 device

TFTP from server 10.100.4.174; our IP address is 10.100.4.50

Filename 'uImage'.

Load address: 0x1000000

Loading: #################################################################

         #################################################################

         #################################################################

         #################################################################

         ###################

done

Bytes transferred = 4089011 (3e64b3 hex)

## Booting kernel from Legacy Image at 01000000 ...

   Image Name:   bf533-2.6.34.7-ADI-2010R1-svn919

   Created:      2010-10-26   7:42:55 UTC

   Image Type:   Blackfin Linux Kernel Image (gzip compressed)

   Data Size:    4088947 Bytes = 3.9 MiB

   Load Address: 00001000

   Entry Point:  00199f90

   Verifying Checksum ... OK

   Uncompressing Kernel Image ... OK

Starting Kernel at = 00199f90

Linux version 2.6.34.7-ADI-2010R1-svn9196 (test@uclinux41) (gcc version 4.3.5 (ADI-2010R1-RC4) ) #138 Tue Oct 26 15:42:49 CST 2010

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: 128MB

Kernel Managed Memory: 128MB

Memory map:

  fixedcode = 0x00000400-0x00000490

  text      = 0x00001000-0x00116458

  rodata    = 0x00116458-0x001710c4

  bss       = 0x00172000-0x0018237c

  data      = 0x0018237c-0x00192000

    stack   = 0x00190000-0x00192000

  init      = 0x00192000-0x007bd000

  available = 0x007bd000-0x03800000

  DMA Zone  = 0x07f00000-0x08000000

Hardware Trace Active and Enabled

Boot Mode: 0

Blackfin support (C) 2004-2010 Analog Devices, Inc.

Compiled for ADSP-BF533 Rev 0.3

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

Processor Speed: 497 MHz core clock and 82 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=11059200 earlyprintk=serial,uart0,57600 console=ttyBF0,57600 ip=10.100.4.50:10.100.4.174:192.168.0.1:2f

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: 48852k/131072k RAM, (6316k init code, 1109k kernel code, 495k data, 1024k dma, 73276k reserved)

Hierarchical RCU implementation.

NR_IRQS:81

Configuring Blackfin Priority Driven Interrupts

bfin-rtc: invalid date; resetting

console [ttyBF0] enabled, bootconsole disabled

console [ttyBF0] enabled, bootconsole disabled

Calibrating delay loop... 989.18 BogoMIPS (lpj=1978368)

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: 64 KB (51 KB free)

NET: Registered protocol family 16

Blackfin DMA Controller

stamp_init(): registering device resources

bio: create slab <bio-0> at 0

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@5

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 95

io scheduler noop registered

io scheduler cfq registered (default)

bfin-uart: Blackfin serial driver

bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 21) is a BFIN-UART

brd: module loaded

smc91x.c: v1.1, sep 22 2004 by Nicolas Pitre <nico@fluxnic.net>

eth0: SMC91C11xFD (rev 1) at 20300300 IRQ 40 [nowait]

eth0: Ethernet addr: 12:34:56:78:9a:bc

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

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

TCP cubic registered

NET: Registered protocol family 17

rtc-bfin rtc-bfin: setting system clock to 1970-01-01 00:00:01 UTC (1)

eth0: link down

IP-Config: Gateway not on directly connected network.

dma_alloc_init: dma_page @ 0x027d8000 - 256 pages at 0x07f00000

Freeing unused kernel memory: 6316k freed

eth0: link up, 100Mbps, full-duplex, lpa 0x41E1

                           _____________________________________

        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 v1.16.2 (2010-10-26 15:41:16 CST) hush - the humble shell

 

root:/>

root:/> cd /sys/class/gpio/

root:/sys/class/gpio> ls

export     gpiochip0  unexport

root:/sys/class/gpio> echo 2 > export

root:/sys/class/gpio> ls

export     gpio2      gpiochip0  unexport

root:/sys/class/gpio> cd gpio2/

root:/sys/devices/virtual/gpio/gpio2> ls

active_low  edge        subsystem   value

direction   power       uevent

root:/sys/devices/virtual/gpio/gpio2> echo out > direction

root:/sys/devices/virtual/gpio/gpio2> cat direction

out

root:/sys/devices/virtual/gpio/gpio2> echo 1 > value

root:/sys/devices/virtual/gpio/gpio2> echo 0 > value

root:/sys/devices/virtual/gpio/gpio2> echo 0 > value

root:/sys/devices/virtual/gpio/gpio2> cd /sys/class/gpio

root:/sys/class/gpio> ls

export     gpio2      gpiochip0  unexport

root:/sys/class/gpio> echo 5 > export

root:/sys/class/gpio> ls

export     gpio2      gpio5      gpiochip0  unexport

root:/sys/class/gpio> cd gpio5/

root:/sys/devices/virtual/gpio/gpio5> ls

active_low  edge        subsystem   value

direction   power       uevent

root:/sys/devices/virtual/gpio/gpio5> echo in > direction

root:/sys/devices/virtual/gpio/gpio5> cat direction

in

root:/sys/devices/virtual/gpio/gpio5> cat value

1

root:/sys/devices/virtual/gpio/gpio5> cat value

0

root:/sys/devices/virtual/gpio/gpio5> cat value

1

root:/sys/devices/virtual/gpio/gpio5> cat value

0

root:/sys/devices/virtual/gpio/gpio5> cat value

0

root:/sys/devices/virtual/gpio/gpio5> cat value

1

root:/sys/devices/virtual/gpio/gpio5> cd ..

root:/sys/devices/virtual/gpio> ls

gpio2      gpio5      gpiochip0

root:/sys/devices/virtual/gpio> cd gpio2/

root:/sys/devices/virtual/gpio/gpio2> ls

active_low  edge        subsystem   value

direction   power       uevent

root:/sys/devices/virtual/gpio/gpio2> echo 0 > value

root:/sys/devices/virtual/gpio/gpio2> echo 1 > value

root:/sys/devices/virtual/gpio/gpio2> echo 0 > value

root:/sys/devices/virtual/gpio/gpio2>

 

Follow-ups

 

--- angelia wu                                               2010-10-26 04:18:49

the case on bf533-stamp rev 1.2 is ok. The before test is on board bf533-stamp

rev 1.1. so the problem maybe is hardware problem.

so i closed it.

 

 

 

    Files

    Changes

    Commits

    Dependencies

    Duplicates

    Associations

    Tags

 

File Name     File Type     File Size     Posted By

config.linux.533gpio    application/octet-stream    48972    angelia wu

config.config.533gpio    application/octet-stream    48972    angelia wu

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