Forum Post: Reference LCD panel linux device drivers for RFBI mode on AM437x
Hi,We're going to use 16-bit parallel interface in RFBI mode. We are using an LCD controller with a remote FB.Are there any reference panel-* drivers that describe the usage of rfbi.c ? I found some...
View ArticleForum Post: RE: AM335x: DDR data preservation over a warm reset
[quote user="Matthijs van Duin"]I also suspect you may need to set bit 31 of the control module's ddr_io_ctrl register to prevent the DDR_RSTn signal from being asserted, but I'm not sure about this...
View ArticleForum Post: Serial Modem Detection
Hi,We have serial 3G modem connected over USB0 bus to AM3356. If I enable modem (pulling EN pin of modem) before USB drivers are loaded, modem is detected and ttyUSB* ports are listed. But if I enable...
View ArticleForum Post: RE: The 2nd MAC can't receive.
Hi , lihua.my board use a EMAC mode. But, I find eth0 can't receive. receive interrupt never occured while I plug in the cable to eth0 interface. I can also see ARP packets issue when I ping my host if...
View ArticleForum Post: RE: RE: data abort handler example available?
[quote user="Anthony F. Seely"]The Hercules part is a Cortex R series and this doesn't have virtual memory so the data abort means something more like a critical system error rather than perhaps...
View ArticleForum Post: [AM335x] Unable to receive PWM interrupt on PRU
Setup:ARM, PWM and PRUSSSteps:1. PWM configured from ARM processor for 125 usec interrupts2. PRU interrup controller configured to received the PWM interrupt on Host interrupt 0Issue:I don't receive...
View ArticleForum Post: AM335x Starter Kit
I am somewhat new to programming so I could really use some help with the following problem.I purchased a AM335x Starter Kit and I am having difficulty connecting to the target and debugging sample...
View ArticleForum Post: RE: AM3359 stopped at Uncompressing Linux... done, booting the...
Hi,I have identical problem, Was this issue resolved ? Any explanation about this topic ? Thanks,Ran
View ArticleForum Post: RE: SD card not being recognized, board is booting up to display...
Have you checked the jumper setting  is it set to SD card boot  and check whether SOC is heating too much or normal after powering  on the board ?
View ArticleForum Post: RE: How to enable LCDC DE mode of AM335x?
Hi:sorry, My problem have be resolved a year age.We have found the reason that the LCD driver IC need to configure with DE only mode through spi bus,default is HSYNC+VSYNC+DE mode.BRWu Zhi-Rong
View ArticleForum Post: RE: adding ECC error correction to the DRAM of all Sitara processors
Hi Thorsten,Thanks for this information.
View ArticleForum Post: RE: The HD/VD work in master mode of on AM437x
Hi Yaoming,Looking at the VPFE registers, it shows that VD/HD can be configured to output mode. I will check with the factory team to see if/how this is supported.
View ArticleForum Post: RE: suspend and resume Ethernet(CPSW) from a script
Hi,Standby and Suspend are two different low-power modes. Check this wiki pages:...
View ArticleForum Post: RE: [AM335x] Unable to receive PWM interrupt on PRU
Hi Anil,I will ask the factory team to look at this.
View ArticleForum Post: RE: Serial Modem Detection
Hi Srinivas,I will ask the factory team to comment on your issue.
View ArticleForum Post: RE: Reference LCD panel linux device drivers for RFBI mode on AM437x
Hi Manan,I will ask the factory team to comment on this.
View ArticleForum Post: RE: USB0 Enumeration error
Try to use the USBmon in Linux, monitor the usb bus I/O, Emulation process.In windows try to use the bus hound. https://www.kernel.org/doc/Documentation/usb/usbmon.txt
View ArticleForum Post: RE: AM335x EVM-SK USB0 port
USB0 on the AM335X Starter Kit has an on-board 2-port USB Hub connected to it. The upstream goes to the USB connector J3, the two downsteam ports go to the FTDI debug chip, and the AM335X USB0 port,...
View ArticleForum Post: RE: Add the logo or text message from framebuffer driver when...
Hi Ashok,Please follow this guide: http://www.gentoo-wiki.info/HOWTO_Linux_Logo_Hack#Kernel_2.6Best regards,Miroslav
View ArticleForum Post: RE: DDR3 parameters for ZQ_CONFIG Register ARM AM3352; trouble...
Hi Trichet,You can write a simple C program to read from /dev/mem. Example snippet:void read_mem(unsigned int reg_addr, unsigned int *reg_val, int access_width) { int fd; void *mem_map, *mem_addr; fd =...
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