Forum Post: RE: Secure Boot on AM335x?
Please contact your local TI sales representative for more information.
View ArticleForum Post: RE: I2C0 muxing in am335x
Hi Bikash,Please be careful read the mention file. You will see:static void __init am335x_evm_init(void){ am33xx_cpuidle_init(); am33xx_mux_init(board_mux);......see the board_mux structure and...
View ArticleForum Post: RE: AM335x Linux power off issue and PowerVR SGX graphics
So I am now using the standard TI kernel distributed with the AM335xSDK 07_00_00_00, complete with your RESET_TI custom kernel config flag (which isn't in the git.ti repo BTW). I extracted it, built...
View ArticleForum Post: RE: am335x power sequence.
Paul,Thanks for your detailed the reply.Why we use a different power supply is because the other devices/chips, which are connected to AM335x IOs/external pull-ups, require a high current draw. The...
View ArticleForum Post: Sanity check using McASP with two CODECS
I'm new to using the McASP peripherals on the AM335X and need to connect two CODECs (Cirrus CS4270) in slave mode to McASP0.From what I can tell, I can configure the McASP to use McASP_FSR as the LRCLK...
View ArticleForum Post: RE: AM335x MAC to MAC
This question comes up quite often. Here is the definitive thread/answer:http://e2e.ti.com/support/arm/sitara_arm/f/791/t/366759.aspx
View ArticleForum Post: Forcing AM335x USB to peripheral mode
I have some hardware in which USB0_ID is tied to ground. I can't change that. But I need to use that port in peripheral mode. I read in the technical reference that you can override the standard...
View ArticleForum Post: C++ vs C performance
Hi there,Does anybody out there have a measurement of the code performance written in C++ vs the same code written in C?I saw the info under...
View ArticleForum Post: RE: AM3352 I2S
Ryan,Can you try the following? #define AUDIO_FORMAT (SND_SOC_DAIFMT_I2S | \ SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF)Regards,Kevin
View ArticleForum Post: Actual display resolution on AM437x
Hi,I would like to know the actual display resolution on AM437x.Can AM437x support 1920x1080@60fps?Best regards,Keigo Ishii
View ArticleForum Post: RE: Do i miss anything when try to upload u-boot-spl.bin via ttyUSB1
Hi Ivan,It seems like minicom is the problem, picocom seems to work with this one. How come picocom is better? Thought it was a smaller version of minicom...Thanks for the helps!Wil
View ArticleForum Post: RE: Actual display resolution on AM437x
Hi Keigo-san,Actual display resolution is limited by the maximum pixel clock frequency. From the AM437X Datasheet this is maximum 100MHz in TFT Raster Mode. For 1920x1080@60fps you would need 1920 *...
View ArticleForum Post: RE: Sanity check using McASP with two CODECS
Hi Joseph,The AM335X Technical Reference Manual Rev. K (http://www.ti.com/lit/ug/spruh73k/spruh73k.pdf ) section 22 covers the McASP. Additional documentation can also be found on the AM335X product...
View ArticleForum Post: RE: am335x internal sram speed (continued...)
No, its not in the datasheets. This is mostly interconnect latency. The L3 Fast interconnect runs at 200MHz. Caching should improve things a lot.
View ArticleForum Post: RE: Forcing AM335x USB to peripheral mode
Scott,I am not able to validate your use case at this moment so cannot explain why dsps_musb_set_mode() does not set the mode correct. But you can use devmem2 util to check the usb0_mode register, its...
View ArticleForum Post: SRAM bootloader possible speed
Sitara AM3359, Core clock is 600MHz, No OS, no caching, no DMAMy bootloader application is running from internal SRAM. The functionality of the bootloader is only copy a image from NAND-Flash (GPMC) to...
View ArticleForum Post: RE: Is EDMA3 LLD suitable for Sitara?
EDMA3 is good for McASP<->memory type operations (or I guess any serial port for that matter) since the peripherals' data registers just expect raw (PCM for McASP-type) data.I'm not sure what...
View ArticleForum Post: RE: AM3352 TSC
The HHV signal is high while PWRONRSTn is held low. The purpose of this signal is insure the FETs driving the AIN signals do not turn on until TSC is reset.The pen-up/pen-down interrupt which is...
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