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OMAP_L138
Related Posts

  • Forum Post: Booting Issues with LogicPD's OMAPL138 SOM

    Daniel Block
    I have been working with the OMAPL138 Experimenter kit (and EVM) for the past year but all that time I had been working with PSP version .06. Now I am trying to update to PSP .12 and having some issues. Any advice would be appreciated. I have fabricated my own board for the OMAPL138 64Meg SOM to connect...
    on Sep 16, 2010

  • Forum Post: McASP transmit on a specific AXR pin hangs Linux

    Szymon Kuklinski
    Hello I'm experiencing an unusal problem on my OMAP-L138 system. I'm using McASP for transmitting PCM voice data in my system. MCASP is supplied with an external clock and frame synchronization signal. There are all 16 serializers being used, 8 for transmit and 8 for receive. Serializers are...
    on Oct 26, 2010

  • Forum Post: Re: McASP transmit on a specific AXR pin hangs Linux

    Szymon Kuklinski
    Hello @ Sekhar Nori: Unfortunately I cannot connect my board to JTAG. I did some more research on my problem however and have some interesting information. The first thing I did was to execute only the most relevant code to take other components of my system from the equation. I did something like...
    on Oct 29, 2010

  • Forum Post: OMAP-L138 NFS Boot Issue (U-boot env variable "ipaddr" not set)

    smh123
    OMAPL-138 experimenter kit I have followed the directions in the GSG ( http://processors.wiki.ti.com/index.php/GSG:_Setting_up_OMAP-L1/AM1x_Target_File_System#Writing_a_Simple_Program_and_Running_it_on_the_EVM ) and am having some trouble doing an NFS boot. It seems that it has something to do...
    on Nov 24, 2010

  • Forum Post: OMAP-L138 NAND_ECC_HW and U-Boot

    Szymon Kuklinski
    Hi I'm a little bit confused about how OMAP-L138 hardware supports 4-bit ECC for NAND devices. NAND device in question is: SAMSUNG K9F2G08UXA - Page Program : (2K + 64)Byte - Block Erase : (128K + 4K)Byte By default, DaVinci-PSP-SDK-03.20.00.06 is configured in terms of NAND ECC as follows...
    on Dec 17, 2010

  • Forum Post: AM1705 PRU UART LINUX Driver

    Jitendra Jagasia
    Hi, Can anyone provide me information regarding PRU UART LINUX Driver for AM1705. Have anyone used PRU LINUX Driver, if you know how to build the Linux driver for PRU can you provide the information regarding it. Regards Jitendra
    on Feb 17, 2011

  • Forum Post: Re: OMAPL137 UART 2 BOOT MODE query

    Jitendra Jagasia
    Hi Jeff, We are using OMAPL137 Eval board. We have Tested UART2 interface on the Eval board by connecting it to the modem, the serial interface communication is working properly. However when i set the Eval board in UART2 BOOT mode the UART2 Tx pin is not toggling & we are not getting the...
    on Feb 25, 2011

  • Forum Post: OMAP-L137 EVM UART 2 BOOT MODE tQUERY

    Jitendra Jagasia
    Hi, I have a query regarding OMAP-L137 EVM UART 2 boot mode. I want to use UART 2 serial interface on OMAP-L137 EVM board to flash " UBL" binary file & "UBOOT" binary image in the SPIO Flash. To perform the above given operation, I have set the board in the UART 2 BOOT...
    on Mar 14, 2011

  • Forum Post: OMAP-L137 EVM UART 2 boot mode query

    Jitendra Jagasia
    Hi, I have a query regarding OMAP-L137 EVM UART 2 boot mode. I want to use UART 2 serial interface on OMAP-L137 EVM board to flash " UBL" binary file & "UBOOT" binary image in the SPIO Flash. To perform the above given operation, I have set the board in the UART 2 BOOT...
    on Mar 14, 2011

  • Forum Post: Re: JFFS2 file system query for OMAPL137

    Jitendra Jagasia
    Hi Gururaja, Thanks for you reply. I had tried the above given procedure but it gives me the following errors jffs2_scan_eraseblock () : Magic bitmask 0x1985 not found at 0x0037c024: 0x6373 instead JFFS2 warning: (1) jffs2_do_read_inode_internal : Truncating ino #392 to 23300 bytes failed...
    on Mar 28, 2011

  • Forum Post: Re: JFFS2 file system query for OMAPL137

    Jitendra Jagasia
    Hi Gururaja, The Flash have three partition as shown below dev size erase size name mtd0 00040000 00001000 U-Boot mtd1 00004000 00001000 U-Boot Env mtd2 003bc000 00001000 Linux The JFFS2 root file system is of 0x380000 bytes. The JFFS2 root file system image is put in the mtd2 partition...
    on Mar 29, 2011

  • Forum Post: How OMAP-L138 and RT OS (Linux) share timers?

    VIDAL Damien
    Dear Community, I am a hardware designer, and I am interfacing, for my specific application, the module manufactured by LOGIC called “OMAP-L138_SOM”. My application is running on Linux and should use a lot of timers and functions. I cannot find a document that explains how Linux uses...
    on Apr 15, 2011

  • Forum Post: EVM OMAPL137 watchdog timer in Linux query

    Jitendra Jagasia
    HI, Can anyone provide me answer whether EVM OMAPL137 uses watchdog timer in Linux. Or if not then how to use watchdog timer in OMAPL137 for Linux. Thanks & Regards Jitendra
    on May 11, 2011

  • Forum Post: OMAP L138 [musb/gadgetfs] control out transfers get lost

    Michael Harant
    I would like to implement a usb device using gadgetfs and a usermode driver. The processor is a OMAP L138 on an logicpd experimenter kit. Kernel 2.6.37 (from DaVinci-PSP-SDK-03.21.00.04) is configured to supply the gadgetfs module. A simple userspace application (derived from usb.c - http://www...
    on May 11, 2011

  • Forum Post: OMAPL137 PRU UART

    Jitendra Jagasia
    Hi, I have a query regarding PRU UART in Linux for OMAPL137. Can anyone provide me example regarding how to use PRU UART in user space application in Linux. I have patched the Linux kernel 03.20.00.12 with PRU UART patch, but I don't know how to use PRU UART in application level. Please...
    on May 12, 2011

  • Forum Post: Re: Need TFT LCD Driver support

    francis kumar
    Hi, I made a changes in LCD configuration and LCD panel timing parameter. But i am not sure with these changes driver will work or not. What i am using the LCD Panel doesn't have VSYNC and HSYNC supported signals. It is having DE(data enable signal) and clock. Remaining the same pin configuration...
    on May 17, 2011

  • Forum Post: Error in enabling SPI1 of OMAPL137 EVM board

    Jitendra Jagasia
    HI, I am using EVM OMAPL137 board & Linux. EVM OMAPL137 has two SPI peripheral. SPI0 of EVM board is used for SPI0 Flash & in the kernel for OMAPL137 only SPI0 is defined But in our application we require SPI1 also. So in kernel files I have made some changes as given below ...
    on May 18, 2011

  • Forum Post: Re: Need TFT LCD Driver support

    francis kumar
    Hi Vaibhav, Can you please share the readily available panel driver source. Thanks francis
    on May 23, 2011

  • Forum Post: NFS boot issues

    francis kumar
    Hi All, I just started with an AM1808 EVM Development Kit. I’m trying to boot via tftp and use nfs as root filesystem. My Target(AM1808) ip assigned as - 192.168.1.100 My Host Ubuntu(10.04LTE)server - 192.168.1.200. I have modified few steps for NFS as follows: ...
    on May 26, 2011

  • Forum Post: Re: NFS boot issues

    francis kumar
    Hi Gururaja , Those environment variables are old one. As per your suggestion, i have modified the same thing but i got the same message: omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800) eth0: attached PHY driver [SMSC LAN8710/LAN8720] (mii_bus:phy_addr=1:00, id=7c0f1) IP...
    on May 26, 2011

  • Forum Post: Re: NFS boot issues

    francis kumar
    Hi, I have tried as per your suggestions.I am facing again nfs issue. The file system had downloaded from TI. I untar the files system in :/home/kumar/AM1808/filesys directory. Filesystem : arago-demo-image-da850-omapl138-evm.tar root@ubuntu:/home/kumar/AM1808/filesys# ls -l total 68 drwxrwxrwx...
    on May 27, 2011

  • Forum Post: Re: NFS boot issues

    francis kumar
    Hi, I have added in my bootargs. Still it is showing error as rpcbind: server 192.168.1.200 not responding, timed out Bootargs setenv bootargs console=ttyS2,115200n8 noinitrd rootdelay=4 rw ip=192.168.1.100:192.168.1.200:192.168.1.1:255.255.255.0::eth0:off root=/dev/nfs nfsroot=192.168.1.200:/home...
    on May 27, 2011

  • Forum Post: AM1808 hardware design for SPI flash

    francis kumar
    Hi, I have some queries on AM1808. We are designing our own customized product. Here we are using AM1808 with SPI flash only (No NAND & NOR). Our SPI flash size is 8 MB. In Final production where will keep our JFFS2 file systems. Whether will keep Jffs2 filesystems in SPI flash? Or...
    on May 31, 2011

  • Forum Post: Linux drivers for SDRAM for AM1705

    Jitendra Jagasia
    Hi, I am currently using OMAPL137 EVM board & DaVinci-PSP-SDK-03.20.00.12 for Linux. But for our project AM1705 CPU will be used & a SDRAM will be connected to the EMIFB interface of the AM1705 CPU. So can anyone guide me how to build SDRAM driver & how to interface it to DaVinci...
    on Jun 1, 2011

  • Forum Post: AM1705 ARM Interrupt Controller issue according to Errata AM1705 ARM Microprocessor Silicon Revision 2.0

    Jitendra Jagasia
    Hi, I am currently using OMAPL137 EVM board & DaVinci-PSP-SDK-03.20.00.12. But for our project we are using AM1705 CPU. According to the AM1705 ARM Microprocessor Silicon Revision 2.0 Errata we have a issue in ARM Interrupt Controller Vector Size Register (VSR) Initialization & A Single...
    on Jun 1, 2011
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