On 21/03/17 16:09, jacopo wrote: > Hi Jonathan, > > On Sat, Feb 25, 2017 at 03:54:45PM +0000, Jonathan Cameron wrote: >> On 24/02/17 15:05, Jacopo Mondi wrote: >>> Add documentation for max961x driver. >>> The only attribute to document is the current sense shunt resistor >>> value. >>> >>> Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> >> Interestingly generic as it only applies to some of the channels. >> We might need to have the channel where it is effecting the output specified in the >> name, even if we end up with several repeats of the same thing for different >> computed channels. >> > > Sorry, I'm getting on this a bit late... > > Do you still think we should have an attribute for each of the > channels this values affects? > We will end up having 2 distinct processed channels (power and > current) that depends on this value. > I can expose them as 2 distinct attributes if you think this is the > case... Better to have two attributes exposing the same thing than imply it is relevant to more of channels than it is... > > A note on the series in general: given the lack of comments, I will > send v2 exposing two processed channels, with no buffered reads, and > gain selection performed in kernel space. > If we will have to add buffered reads to accomodate higher sampling > frequency we'll do that later on eventually. Great. Jonathan > > Thanks > j > >> Jonathan >>> --- >>> Documentation/ABI/testing/sysfs-bus-iio-adc-max961x | 5 +++++ >>> 1 file changed, 5 insertions(+) >>> create mode 100644 Documentation/ABI/testing/sysfs-bus-iio-adc-max961x >>> >>> diff --git a/Documentation/ABI/testing/sysfs-bus-iio-adc-max961x b/Documentation/ABI/testing/sysfs-bus-iio-adc-max961x >>> new file mode 100644 >>> index 0000000..dbd5e75 >>> --- /dev/null >>> +++ b/Documentation/ABI/testing/sysfs-bus-iio-adc-max961x >>> @@ -0,0 +1,5 @@ >>> +What: /sys/bus/iio/devices/iio:deviceX/in_shunt_resistor >>> +Date: February 2017 >>> +KernelVersion: 4.10 >>> +Contact: linux-iio@xxxxxxxxxxxxxxx >>> +Description: The value of the shunt resistor in micro Ohms. >>> >> > -- > To unsubscribe from this list: send the line "unsubscribe linux-iio" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html