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From 08/19/2014 to 09/17/2014

09/16/2014

09:55 AM Software Development: RE: Adding SPI flash
The part works in SPI mode 0 or 3, but I tried all four modes (0 - 3). I also tried setting the fields .c2tdelay and... Mary Frantz
09:45 AM Software Development: RE: Adding SPI flash
Is the SPI mode field correct (polarity and phase, CPOL and CPHA is the part in SPI_MODE_0)?
You also look like y...
Michael Williamson
09:06 AM Software Development: RE: Adding SPI flash
I confirmed with a scope that the chip select was not active.
I added DA850_GPIO2_15 to the the array of gpios in ...
Mary Frantz

09/12/2014

09:19 AM Software Development: RE: Adding SPI flash
It would not apply (different driver, different logic handling platform arguments). Michael Williamson
09:17 AM Software Development: RE: Adding SPI flash
Note that if you want to use the hardware designated chip select for that spibus instead of a gpio then the SPI_INTER... Jonathan Cormier

09/11/2014

06:18 PM Software Development: RE: Adding SPI flash
Hi Mary,
Have you configured the pin-mux for the DA850_GPIO2_15, which would correspond to the chip select you are...
Michael Williamson
01:20 PM Software Development: Adding SPI flash
We have a SPI serial flash device on our board, an M25PE80. It is connected to SPI1 with SPI1_CS1.
I created a ba...
Mary Frantz

09/10/2014

01:46 PM Software Development: RE: DSP HelloWorld Message Queue Buffer Length
Thanks for the clarification on the message handler code, and the message structure recommendation.
It definitely w...
Doug Browning
11:01 AM Software Development: RE: DSP HelloWorld Message Queue Buffer Length
Doug,
As far as I understand the anLength is really the length of the buffer passed between the DSP and ARM and is...
Jonathan Cormier
10:01 AM Software Development: DSP HelloWorld Message Queue Buffer Length
I'm modifying the DSP HelloWorld example code from the Wiki site to transfer data types other than strings (see SW Fo... Doug Browning

09/02/2014

08:33 AM Software Development: RE: How to probe the fpga_ctrl & fpga_gpio.ko module
Have you made any progress with this problem? Jonathan Cormier

08/19/2014

11:31 AM Software Development: RE: How to probe the fpga_ctrl & fpga_gpio.ko module

yes,
echo "146" > /sys/class/gpio/export --> sh: write error: Invalid argument
it may be that fpga_gpio...
HYUNG KI KIM
08:50 AM Software Development: RE: How to probe the fpga_ctrl & fpga_gpio.ko module
Did you mean ... Jonathan Cormier
08:26 AM Software Development: RE: How to probe the fpga_ctrl & fpga_gpio.ko module
HYUNG KI KIM wrote:
> I'm tryint to control FPGA of GPIO on the linux driver side with MityL138-DSP(L138-FI-236-RL)...
HYUNG KI KIM
08:24 AM Software Development: RE: How to probe the fpga_ctrl & fpga_gpio.ko module
HYUNG KI KIM wrote:
> I'm tryint to control FPGA of GPIO on the linux driver side with MityL138-DSP(L138-FI-236-RL)...
HYUNG KI KIM
08:23 AM Software Development: How to probe the fpga_ctrl & fpga_gpio.ko module
I'm tryint to control FPGA of GPIO on the linux driver side with MityL138-DSP(L138-FI-236-RL) mdule.
and, loading t...
HYUNG KI KIM
 

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