On Wed, Jan 22, 2014 at 12:29 PM, shravan <[email protected]> wrote: > Hi experts, > i am new to this area, > I am using amstrong 3.8.13 kernel in BBB
As the BBB 3.8.x kernel contains gazillions of patches you better ask the creators of the BSP. > at first i loaded the device tree as below, > > echo cape-bone-iio > /sys/devices/bone_capemgr.*/slots > > then i used analog pins however i am getting the fixed values that is values > are not varying continously as i vary input analog voltage > > if i go to this path > /sys/devices/ocp.2/44e0d000.tscadc/tiadc/iio:device0 > > and then ls -al gives me > > total 0 > drwxr-xr-x 3 root root 0 Jan 1 03:24 . > drwxr-xr-x 4 root root 0 Jan 1 03:24 .. > -r--r--r-- 1 root root 4096 Jan 1 03:27 dev > -rw-r--r-- 1 root root 4096 Jan 1 03:27 in_voltage0_raw > -rw-r--r-- 1 root root 4096 Jan 1 03:27 in_voltage1_raw > -rw-r--r-- 1 root root 4096 Jan 1 03:27 in_voltage2_raw > -rw-r--r-- 1 root root 4096 Jan 1 03:27 in_voltage3_raw > -rw-r--r-- 1 root root 4096 Jan 1 03:27 in_voltage4_raw > -rw-r--r-- 1 root root 4096 Jan 1 03:27 in_voltage5_raw > -rw-r--r-- 1 root root 4096 Jan 1 03:27 in_voltage6_raw > -rw-r--r-- 1 root root 4096 Jan 1 03:27 in_voltage7_raw > -r--r--r-- 1 root root 4096 Jan 1 03:25 name > drwxr-xr-x 2 root root 0 Jan 1 03:27 power > lrwxrwxrwx 1 root root 0 Jan 1 03:27 subsystem -> ../../../../../bus/iio > -rw-r--r-- 1 root root 4096 Jan 1 03:24 uevent > > there is no mode directory and buffer directory in list . please help to > configure ADC In continous mode. > > Thanks > shravankumar > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- Thanks, //richard -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
