Re: How to enable IIO driver in 3.18 kernel

2016-06-01 Thread Munagala Naresh
Thanks Daniel. After creating devices using mknod, it is working on expected lines. After reboot these devices are getting removed and I need to create them manually every time. Can you please suggest me the procedure to enable it programmatically ? I tried adding CONFIG_DEVTMPFS=y and CONFIG_DEVT

Re: How to enable IIO driver in 3.18 kernel

2016-06-01 Thread Daniel Baluta
On Wed, Jun 1, 2016 at 5:26 PM, Munagala Naresh wrote: > Thanks for the response. > > From the "cat /proc/devices", I could see "iio" listed like this. > > / # cat /proc/devices > cat /proc/devices > Character devices: > 1 mem > 4 /dev/vc/0 > 4 tty > 5 /dev/tty > 5 /dev/console > 5 /de

Re: How to enable IIO driver in 3.18 kernel

2016-06-01 Thread Munagala Naresh
Thanks for the response. >From the "cat /proc/devices", I could see "iio" listed like this. / # cat /proc/devices cat /proc/devices Character devices: 1 mem 4 /dev/vc/0 4 tty 5 /dev/tty 5 /dev/console 5 /dev/ptmx -- *250 iio* 251 pps - I could see few other deices @ /dev/xx

Re: How to enable IIO driver in 3.18 kernel

2016-06-01 Thread FrankYu
Tx May be I should change a mail client :) -- Original -- From: Valdis.Kletnieks Date: ,6?? 1,2016 3:03 To: FrankYu <909655...@qq.com> Cc: munagala.nareshbabu , kernelnewbies Subject: Re: How to enable IIO driver in 3.18 kernel On Wed, 01 Ju

Re: How to enable IIO driver in 3.18 kernel

2016-06-01 Thread Valdis . Kletnieks
On Wed, 01 Jun 2016 13:58:20 +0800, you said: > Sorry, I mean the mail's contentĀ  > I can not read the mail, there's only a *.bin file attachedĀ  You have a defective mail reader, which is unable to recognize a digital signature. There's been an Internet standard for that since 1995, so there's *r

Re: How to enable IIO driver in 3.18 kernel

2016-05-31 Thread FrankYu
ies Subject: Re: How to enable IIO driver in 3.18 kernel On Wed, 01 Jun 2016 12:18:55 +0800, "FrankYu" said: > How can I read the content? I admit confusion. The content of what? And read it from where? Userspace? int fd = open ("/dev/iio:whatever",yadda yadda); i

Re: How to enable IIO driver in 3.18 kernel

2016-05-31 Thread Valdis . Kletnieks
On Wed, 01 Jun 2016 12:18:55 +0800, "FrankYu" said: > How can I read the content? I admit confusion. The content of what? And read it from where? Userspace? int fd = open ("/dev/iio:whatever",yadda yadda); int rc = read(fd, &buffer, sizeof(buffer); Same as reading any other device. If you mea

Re: How to enable IIO driver in 3.18 kernel

2016-05-31 Thread Valdis . Kletnieks
On Wed, 01 Jun 2016 08:19:20 +0530, Munagala Naresh said: > We are integrating one sensor driver in to LE platform. After adding sensor > driver, it is creating device @ /sys/bus/iio/devices/iio:device0,1,2. > Sensor driver makes use of IIO subsystem framework. We are not seeing iio > device crea

How to enable IIO driver in 3.18 kernel

2016-05-31 Thread Munagala Naresh
HI team, We are integrating one sensor driver in to LE platform. After adding sensor driver, it is creating device @ /sys/bus/iio/devices/iio:device0,1,2. Sensor driver makes use of IIO subsystem framework. We are not seeing iio device creation @ */dev/iio:device0*,1,2 I have enabled below conf