Re: [beagleboard] Kernel 4.14: how to enable PRU access to PWMSS?

On Sat, Jun 29, 2019, 4:23 PM wrote: > > Hi, > > during change from 3.8 kernel to 4.14 I struggled with an issue regarding > PWMSS accessed by PRU. > On old kernel I load overlay am33xx_pwm to activate the PWMSS. > I verified this with: devmem2 0x48300 (base address of PWMSS0) > > With 4.14

[beagleboard] Re: [Announcement] New PRU GCC release

Is it possible to build pru-gcc as a cross-compiler to run on x86? On Tuesday, April 10, 2018 at 3:35:59 PM UTC-7, din...@gmail.com wrote: > > Hi, > > I'd like to announce the new Beta RC3 20180310 > release of the GCC > PRU port

[beagleboard] How to `pruss_get()` both PRUSS on AM5728

I'm working on a driver that requires both PRU subsystems (all four PRU cores) on the AM5728. Looking at the kernel source , it appears impossible to specify more than one PRUSS in the

Re: [beagleboard] Re: UART PWM Interference

Our ii78 ii78 8ii 8 8 7m88988 8io8i8ii8898 8 8 8 888 888o 888oiii I'll I'll 88ooiikiii7 ii78 ii78 iui8777888 888i8 I7u7ii88and and then I 88ooiikiii7 ii78 o 9l99oojui8ilooking 9 looking looking looking looking looking forward 8887amto to my ookopp On Aug 31, 2017 1:06

[beagleboard] Re: P8_9 and P8_10 from the PRU?

The libpruss code you posted seemed to use basic as a compiler. Maybe I missed something on the link. On Sunday, December 25, 2016 at 2:34:15 PM UTC-5, TJF wrote: > > > > Am Sonntag, 25. Dezember 2016 02:34:57 UTC+1 schrieb Jay Doobie: >> >> Thanks, is there a way to

[beagleboard] Re: P8_9 and P8_10 from the PRU?

Thanks, is there a way to do it in ASM rather than basic? My entire code base so far is in ASM and I don't really want to recode it. On Saturday, December 24, 2016 at 10:04:05 AM UTC-5, TJF wrote: > > Hi Jay! > > Am Freitag, 23. Dezember 2016 04:25:12 UTC+1 schrie

Re: [beagleboard] Re: Wireless speed issues?

supply which had issues supplying whatever initial power the system needs (I didn't design the hardware only reverse engineering it to write my own open source software). On Tuesday, December 20, 2016 at 2:07:53 PM UTC-5, William Hermans wrote: > > > > On Tue, Dec 20, 2016 at 7:16 AM

[beagleboard] P8_9 and P8_10 from the PRU?

Is there an easy way to access to P8_9 and P8_10 from the PRU? I haven't found much code on how one can access the GPIO's, I assume the DTO needs to set the mode to 7 (GPIO[5] and GPIO[4])? Thanks J -- For more options, visit http://beagleboard.org/discuss --- You received this message

[beagleboard] Re: BBBW product image

Haha, I usually search for "beaglebone black wireless" I'm glad I never did look for BBBW ;) On Monday, December 19, 2016 at 3:38:36 AM UTC-5, Stephane Charette wrote: > > I wanted to make a blog post about the BBBW, and needed an image to use. > > For sanity sake, I recommend that people do

Re: [beagleboard] Re: Wireless speed issues?

r more, at 5v, then that's > probably not the problem. > > On Mon, Dec 19, 2016 at 5:00 PM, Jay Doobie <doob...@gmail.com > > wrote: > >> I think I know what is going on, I think the BBBW uses a bit more power >> than the BBB, I believe the power supply that

Re: [beagleboard] Re: Wireless speed issues?

rk. I'm fairly sure Robert is using some form of a > network manager to handle the BBBW's wireless, and in this case, disabling > power_save will have to be done through this network manager. > > > > On Mon, Dec 19, 2016 at 10:52 AM, Jay Doobie <doob...@gmail.com > > wrote: &g

[beagleboard] Re: Wireless speed issues?

At this point I don't know what it is. I setup a cronjob to turn off wireless power management, but something else seems to be causing a crash. My SSH hangs or so so slow that I can type "ls" and walk away to make a cup of coffee and it still hasn't done an 'ls', but 5 minutes later, bam, it

[beagleboard] Re: Wireless speed issues?

I believe I've found the problem to be power management on the wifi. I have found a way to disable it manually, but not a method to disable it automatically. Any ideas? On Thursday, December 15, 2016 at 11:11:21 PM UTC-5, Jay Doobie wrote: > > I'm running with bone-debian-8.6-lxqt-4gb

Re: [beagleboard] Re: pru + 4.4 kernel?

S line > uncommented in "PRU works". > It is not uncommented in "pinmux works". > > So are you saying when you uncomment the UIO PRUSS line to activate it, it > kills the pinmux? > Sorry for the confusion! > > On Saturday, December 17, 2016 at 10:28:23 AM UTC-5,

Re: [beagleboard] Re: pru + 4.4 kernel?

the decompiled DTS (so it is in a single file) or DTB let me know, /Jay On Saturday, December 17, 2016 at 8:40:30 AM UTC-5, Jay Doobie wrote: > > I certainly expect I screwed something up. I've yet to see a website that > really does a good job describing how to get the pru enaled or setting a

Re: [beagleboard] Re: pru + 4.4 kernel?

the PRU or pinmux working again since last yesterday and I stayed up way too late trying. I'm going to give it an hour or two today then I need to get going on other projects. On Saturday, December 17, 2016 at 12:57:37 AM UTC-5, William Hermans wrote: > > Jay, > > So keep this

Re: [beagleboard] Re: pru + 4.4 kernel?

I also just realized, I posted this in the BBB group, not the BBB wireless one. It is a wireless BBB I just received the other day. On Friday, December 16, 2016 at 10:52:27 PM UTC-5, Jay Doobie wrote: > > Thanks, that is really sweet looking! No matter what I do when I load my

Re: [beagleboard] Re: pru + 4.4 kernel?

it tries to load my DTO? /jason On Friday, December 16, 2016 at 2:06:07 PM UTC-5, Jay Doobie wrote: > > Yeah, of course now the PRU died, which I had working before .time to > debug that again :) > > On Friday, December 16, 2016 at 2:00:53 PM UTC-5, William Hermans wrote: >>

Re: [beagleboard] Re: pru + 4.4 kernel?

Yeah, of course now the PRU died, which I had working before .time to debug that again :) On Friday, December 16, 2016 at 2:00:53 PM UTC-5, William Hermans wrote: > > > > On Fri, Dec 16, 2016 at 11:55 AM, Jay Doobie <doob...@gmail.com > > wrote: > >> Ya know,

Re: [beagleboard] Re: pru + 4.4 kernel?

and that conflicted with my DTS. I'll have to reassemble the machine now (I took the board out to put on a scope), but the values in the pinmux/pins file look correct now. /Jason On Friday, December 16, 2016 at 1:52:11 PM UTC-5, William Hermans wrote: > > Jay, > > Ok, so can you desc

Re: [beagleboard] Re: pru + 4.4 kernel?

:/opt/scripts$ cd tools/developers/ >> >> william@beaglebone:/opt/scripts/tools/developers$ sudo ./update_initrd.sh >> >> william@beaglebone:/opt/scripts/tools/developers$ sudo reboot >> >> Then your custom overlay will be "injected" into the initramfs, and

Re: [beagleboard] Re: pru + 4.4 kernel?

/dto/openpegasus-00A0.dtsi Thanks, Jason On Friday, December 16, 2016 at 11:06:35 AM UTC-5, TJF wrote: > > Hello Jay! > > You need not adapt the device tree when you use a bone kernel. (The device > tree fixup is for TI kernels only.) > > Am Freitag, 16. Dezember 2016 05:44

Re: [beagleboard] Re: pru + 4.4 kernel?

! On Thursday, December 15, 2016 at 11:18:48 PM UTC-5, William Hermans wrote: > > > > On Thu, Dec 15, 2016 at 8:40 PM, Jay Doobie <doob...@gmail.com > > wrote: > >> Sadly this did not work. I'm using the default kernel/setup from the >> image bone-debian-8.6-

[beagleboard] Wireless speed issues?

I'm running with bone-debian-8.6-lxqt-4gb-armhf-2016-11-06-4gb.img.xz , and my wireless connected without a problem, however at times I feel like I'm back in the 80s typing on a 300baud modem. I've

[beagleboard] Re: pru + 4.4 kernel?

start with? I'd like something newer than the 2012 build I previously had. On Thursday, December 15, 2016 at 10:19:05 PM UTC-5, Greg wrote: > > Jay, you have to do a minimal edit to the device tree and rebuild the > blobs. > I'm pretty sure 4.4.x kernels will require this (not

[beagleboard] pru + 4.4 kernel?

Hi, I was hoping to upgrade from 3.8.13 to the 4.4.x kernels and installed 4.4.30 on my BBB, my app fails on the following call: /* Open PRU Interrupt */ > if ((ret = prussdrv_open(PRU_EVTOUT_0))) { > printf("prussdrv_open open failed\n"); > return; > } Any ideas or pointers on upgrading?

Re: [beagleboard] ARM->PRU->ARM interrupts for data transfer from ARM->PRU

at 10:59:26 PM UTC-4, Charles Steinkuehler wrote: > > On 10/13/2016 5:48 PM, Jay Doobie wrote: > > Hi, > > > > I'm trying to send some data from ARM to the PRU for the PRU to execute > upon it, > > but I'm having some issues where it tends to miss some of

[beagleboard] ARM->PRU->ARM interrupts for data transfer from ARM->PRU

Hi, I'm trying to send some data from ARM to the PRU for the PRU to execute upon it, but I'm having some issues where it tends to miss some of the data on the PRU, so I assume I am not synchronizing the interrupts properly, here is basically what I am doing: C code: for (i = 0; i < 10; i++)

[beagleboard] UART communication in Beaglebone Black

. For more options, visit https://groups.google.com/d/optout. //Filename: uart.c // //Project : UART //Author : Jay Kothari //Contact : jaikothar...@gmail.com //Date: #include stdio.h #include stddef.h #include time.h #include termios.h #include fcntl.h #include unistd.h #include sys/types.h

[beagleboard] I2C controller in beaglebone black

Hello, Anyone has good knowledge of i2c controller in BBB. When I am writing data to i2c_data register(offset=9ch) my BBB gets hang. I am not able to debug what is problem with it. Any one can tell me why this would happen? I have checked properly the status register and programmed.

[beagleboard] Unhandled fault: external abort on non-linefetch (0x1028)

Hello, I am trying to access i2c_controller for AM335x sitara processor.When I am reading I2C_REVNB_HI register with ioread() I am getting a crash with show below error? Unhandled fault: external abort on non-linefetch (0x1028) What might be reason for such crash? -- For more options,

[beagleboard] I2C controller base address

Hello, I am using beaglebone black and want to program i2c controller of it. I wanted to know what is base address of I2C controller. I2C controller register has offset but from which address they are?? -- For more options, visit http://beagleboard.org/discuss --- You received

[beagleboard] EEPROM support in Beaglebone black

Hello, I found out that i2c-0 is used internally for EEPROM. For some reason I want to unload i2c-omap due to which i2c-0 interface would also be vanished. Would it create any problem in hardware or software if I remove EEPROM support?? Jay Kothari -- For more options, visit http

[beagleboard] Re: bmp085 with uext connection with BBB

I would like to stop this topic by correcting my mistake. I reversed my connection of uext cable.Afterwards I checked connectivity. Please check the connection when you interface with uext. Thank you for discussion Regards Jay Kothari On Thursday, 15 January 2015 09:44:35 UTC+5:30, JAY

[beagleboard] bmp085 with uext connection with BBB

Hello, I am using bmp085 sensor with uext connection with beaglebone black. I have made change in device tree of BBB. I have made i2c1(pin 17 and 18) as input pin and pulled up internally and set it to mode two. I have also set compatible property in device tree to load module of bmp085.

Re: [beagleboard] bmp085 with uext connection with BBB

, suggest R2 and R3 connect with 10k resister , 2015-01-15 12:14 GMT+08:00 JAY KOTHARI jaikot...@gmail.com javascript: : Hello, I am using bmp085 sensor with uext connection with beaglebone black. I have made change in device tree of BBB. I have made i2c1(pin 17 and 18) as input pin

Re: [beagleboard] bmp085 with uext connection with BBB

I belive that they may not provide required current. But would it cause by BBB not to power on? I will connect external resistor with sda1 and scl1 pins of BBB which are already pulled up. Where should I connect the other leg of these resistor. Regard Jay Kothari On Thursday, 15 January

Re: [beagleboard] bmp085 with uext connection with BBB

for scl and sda pin, which I have pulled up internally (from device tree). Regards Jay Kothari On Thursday, 15 January 2015 11:55:51 UTC+5:30, john3909 wrote: From: JAY KOTHARI jaikot...@gmail.com javascript: Reply-To: beagl...@googlegroups.com javascript: beagl...@googlegroups.com

Re: [beagleboard] Connecting Multiple Sensors to BBB

Greetings, Look into 1-wire sensors. Then work over hundreds of feet using telephone wire and simple line drivers/receivers. Many devices available including temperature, humidity, relays, switch closure, etc. --- Jay Nugent WB8TKL Ypsilanti, Michigan On Mon, 1 Dec

[beagleboard] Audio via USB Client

Has anyone in this group ever attempted to use the USB Client in BBB to act as an audio player for devices like car stereos? If so, what resources did you use to learn to program Isochronous comms with the BBB client USB port? Thanks =) -- For more options, visit

[beagleboard] Re: TNC Cape Now Available for the BBB

I am trying to get mine working. Anyone have any step by step instructions? I can't seem to get the params working and when I try to run ax25 and send a message it doesn't key the radio. I am not sure if there is serial comms between the two boards but the voltage checks were good. -- For

[beagleboard] Beaglebone Black Died

I had been using by BBB for 3 or 4 days straight when it suddenly died on me. I can't power it on at all using any of the normal methods (USB, Power or Cape connections) Any ideas? Have tried to raise an RMA but email gets sent back after 3 or 4 days Jay -- For more options, visit http

Re: [beagleboard] Programing a new BBB Rev C.

it has to be something simple that I am missing. SSH to and log onto the BBB, and write your program *on* the BBB :) No need to write it elsewhere and then upload it. --- Jay Nugent WB8TKL Ypsilanti, Michigan -- For more options, visit http://beagleboard.org/discuss --- You

[beagleboard] Re: Cross-Compiling Qt5 on Beaglebone Black with OpenGL

there like me who isn't extremely versed in dealing with all the build issues, I'd recommend the Raspberry Pi if you need an embedded platform with Qt5. Jay On Thursday, July 17, 2014 12:03:55 PM UTC-7, ashwin.s...@gmail.com wrote: Jay, Try using just -opengl instead of -opengl es2. I did

[beagleboard] Re: Cross-Compiling Qt5 on Beaglebone Black with OpenGL

directory. Please update if you find out any solution. Thanks, Ashwin On Wednesday, July 16, 2014 12:25:19 PM UTC-7, Jay Cady wrote: Hey all, I’ve been googling around and searching for about 2 days now with no luck. I’m trying to cross-compile Qt5 (5.3.1 or 5.2.0) for the Beaglebone Black

[beagleboard] Re: Cross-Compiling Qt5 on Beaglebone Black with OpenGL

Ashwin: Can you elaborate on how you got the SGX stuff working? I'm trying to follow this http://gpupowered.org/node/31 tutorial and having some difficulties. On Thursday, July 17, 2014 10:20:16 AM UTC-7, Jay Cady wrote: Don: I'm unsure of what you mean by using arch-linux arm. Can you

[beagleboard] Cross-Compiling Qt5 on Beaglebone Black with OpenGL

CROSS_COMPILE=/usr/local/linaro/bin/arm-linux-gnueabihf- -sysroot/media/ jay/rootfs -no-gcc-sysroot -prefix /opt/qt5 I mounted the SD card that countains the LinuxEZSDK in order to find the OpenGL drivers and set the sysroot to /media/jay/rootfs, which is the root of the OS. Configuring that gives

Re: [beagleboard] enabling the BBxM to start in 'ro' mode

. But if someone ever converts it to ARM I will switch in a heartbeat! I have several Voyage boxes being used for data collection and love them! It would certainly be sweet to have Voyage on the BBB :) See: http://linux.voyage.hk Enjoy! --- Jay Nugent WB8TKL Ypsilanti, Michigan

[beagleboard] Re: Beaglebone Black Ethernet Phy Not Detected on Boot.

I have encountered the same issue(s) on A6A boards. I couldn't find a patch, so I wrote this patch to update the device tree in the davinci_mdio driver in the 3.15.1 tree, it seems to correct it. I would welcome any input on a different approach. diff --git

Re: [beagleboard] BeagleBone Black web server

with http://hostname.domain.tld/~user-name --- Jay Nugent WB8TKL Ypsilanti, Michigan -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups BeagleBoard group. To unsubscribe from this group and stop

Re: [beagleboard] BeagleBone Black web server

files: find / -name httpd.conf --- Jay Nugent WB8TKL Ypsilanti, MI -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups BeagleBoard group. To unsubscribe from this group and stop receiving

Re: [beagleboard] PMIC woes...?

appreciated. Thanks jay On Monday, April 28, 2014 5:21:44 AM UTC-7, Gerald wrote: Any chance you can give some more information, like the revision of the board and details on the power supply? Gerald On Fri, Apr 25, 2014 at 6:22 PM, jay.l...@gmail.com javascript: wrote: Hi, A couple

[beagleboard] Re: I would like to execute a program automatically,when power supply at ON.

I like using crontab. use crontab -e to edit the cron file and insert a line with something like: @reboot pathToMyScript jay On Wednesday, April 23, 2014 11:07:32 PM UTC-7, kenji maehara wrote: Hi, I made TCP client program for Beaglebone Black on Angstrom Linux. I would like to execute

[beagleboard] Re: Possible TPS65217C/Beaglebone Black Issue

is switched off, is this in software, i.e. shutdown -h now? I haven't been able to see this on my scope but I also can't reliably recreate the situation in which it occurs. I know the PMICs are the same on RevA and RevB, but I believe I've only seen this on RevB boards. Thanks! jay On Monday

[beagleboard] PMIC woes...?

figured out a good way to test this. Any suggestions to help debug this issue would be greatly appreciated. Thanks jay -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups BeagleBoard group. To unsubscribe from

Re: [beagleboard] Re: What is the default root password for 3.8.13-bone47 installation

prompt #, type 'passwd' and set a passord for the root account :) Now you can at any time do an 'su - root' (yes, the hyphen *IS* necessary for FULL root privs) and get a root shell :) Enjoy! --- Jay Nugent WB8TKL UNIX/Linux System Adinistraion instructor Washtenaw

Re: [beagleboard] BeagleBone Black Webcam

I am facing same issues Williams, I am a newbie so can you tell me how to compile the driver module into the kernel and as a module. The webcam I am trying to interface is based on gspca_ov519. I used opkg install kernel-module-gspca-ov519 and found that it was already present on the root

Re: [beagleboard] Ubuntu Distribution ssh nameserver

, and maybe a workstation at work, entries such as shown below could be entered into your /etc/hosts file: 192.168.1.100 workstation-1 192.168.1.101 workstation-2 216.86.85.226 PC-at-work Hope this helps, --- Jay Nugent WB8TKL Instructor, Washtenaw Community

[beagleboard] Booting Issue beaglebone black

My BBB doesn't boot, I tried flashing it with factory Angstrom image available at beagleboard.org website. The 4 LEDs light up and the process is completed. But doesn't boot even after that. To see what is happening I connected my Serial to USB converter to the BBB and using Putty I saw the

Re: [beagleboard] Angstrom Guide

return you to the shell prompt. --- Jay Nugent WB8TKL Instructor, UNIX/Linux System Administration Washtenaw Community College -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups

Re: [beagleboard] Angstrom support, web site

-distribution.org www.angstrom-distribution.org has address 140.211.169.179 The domain routes into Frankfurt and the WWW host is located somewhere in or near Seattle. --- Jay Nugent WB8TKL UNIX/Linux System Administration instructor Washtenaw Community College On Thu, 14

Re: [beagleboard] Crontab entries don't work

python script so that it is executable. 'ls -al keep_alive.py' will show the permissions. 'chmod u+x keep_alive.py' will turn on the execute bit for this file to be run as the User. Hope this helps! --- Jay Nugent WB8TKL UNIX/Linux System Administration instructor