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Question about SATA_refcLk
I use LVDS oscillator(not clock buffer) to generate clock for sata_refclk. Schemetic :But i found sata does not work. And the reason is that the lvds clock signal quality is not good(measure at CPU...
View Article[AM1808]The equation to calculate the resistor value on workaround 1-(c) of...
Hi,I have one question about "Advisory 2.3.7 DVDD18 Can Pull Up to 2.7V When Using Dual-Voltage IOs at 3.3V" in AM1808 silicon errata(sprz313h).On workaround 1-(c), there is the way to use a resistor...
View Articleas: unrecognized option '-mfloat-abi=soft' when compiled with Arago toolchain...
Dear All,I am using TI SDK for omap-l138 LCDK board.The Arago toolchain available in SDK was working fine upto now.but suddenly It is throwing Error,when compiled the simple Hello_world.c.The error is...
View Articlebind image to the device on secure omapl138
Hi,I have some problems with binding image to a device on secure device.I have a DSP_ubl_ais.bin image, which is burned into NOR FLASH, and i can call secure kernel's API to encrypt theCEK struct head....
View ArticleHow to configure a leopard Imaging and LCDK6748
I am using LCDK 6748 and a Leopard Imaging camera LI-CAM-OV5653-P33.This camera has to use BT.1120 mode with operating clock at 74.25MHz.I am using the " vpif lcd_loopback " which is in the...
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SPI devices collision OMAP L138
Hello All,I am using LogicPD Omap L138 SOM on a custom board, SysBios 6.34.2.18, XDCTools 3.23.5.61, StarterWare 1.10.03.03.I am trying to communicate with two sensors trough SPI0 bus (different CS)...
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SDIO Write Failure
We are using a Marvell based WLAN/Bluetooth combo module with OMAPL138 (not the EVM, but a custom design). In some scenarios we observed that FN1 (WLAN) driver gets write failure error from MMC...
View ArticleOmapL138 EVM, mount SD card but missing dev/mmcblk
Hi, I am using OmapL138 EVM and installed ti-dvsdk_omapl138-evm_04_03_00_06 successfully. I run the setup.sh and target is bootup successfully with pre-build kernal image...
View Articleomapl138(lcdk) failed to boot from SD card
I made a SD card booting the omapl138(lcdk) board.When I open the minicom and connect the linux,some error comes as below:(I made the SD card with "mkcard.sh". Would you give me some advice...
View ArticleOMAP-L137 EVM McASP and audio codec
hello allwe have a problem with the mcasp and codec audio.We try to generate in the dsp, a dc signal (constant) to send to output line in the codec audio using mcasp. When we try to recover the...
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[OMAP-L138] extended grade ("A") with 456MHz
With recent revision "E" data sheet of OMAP-L138, there is "A4" (extended grade, 456MHz) device as below. So, can you confirm if it is possible to order "A4" device of OMAP-L138 (OMAPL138EZWTA4)?...
View ArticleOMAPL138 LCDK DSP GPIO
I have written some simple code for ARM (all my code runs) and now I want to do the same things on the DSP.Now I have written something (Some Codesnippets are from the examples from TI) but It don't...
View ArticleL138 LCDK RTC battery
Hi,I'd like to ask question regarding L138 LCDK. PCB includes unpopulated position for battery holder, BH1. Please, can you provide me with information about type of this part? I'm unable to find this...
View ArticleL138 & NDK interrupt latency
Hi,We have a LCDKL138 kit and we have executed firmware that uses the McASP through interruptions without any problem at all. We have also used a basic firmware with the NDK v.2.22.3.20 without any...
View ArticleHPI Interface connectivity with GPMC bus
Hi,I want to interface TMS320C674x DSP with AM335x. HPI lines of DSP will be connected to GPMC lines of AM335x. But I need to use MMC2 signals pin-muxed on some of the GPMC Address and control lines.I...
View Articleddr problem with secure device in secure mode
Hi,I have some problems with mDDR in secure device on secure kernel mode. I do the folloing tests:(My dsp ubl just initialize ddr, and do some write and read test)step1: I configure the...
View ArticleOMAP-L138 Secure Boot
Hi,I am wanting to have the boot image for a L138 device encrypted to AES-128. I understand that using AIS boot mode supports encryption, and we are currently booting fine with unencrypted AIS boot...
View ArticleStarterWare interrupt problem
Hello!I am new to omap and decided to start with StarterWare uart example project. So I import it to CSS 5.5 and try to compile without any changing. The project has been compiled successfully and I...
View ArticleOMAPL138 Direct access to shared ram in kernel module or user space
Hi,I am trying to directly access shared ram at address 0x80000000 either from a kernel module or user space and I don't want to use syslink.My understanding is that I have to open /dev/mem and use...
View ArticleEnabling ARM Interrupts in the "Boot Images" example
I am trying to enable ARM Interrupts in the "Boot Images" example http://processors.wiki.ti.com/index.php/Boot_Images_for_OMAP-L137. Since the original ARM linker script did not have anything for the...
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