On Thu, 21 Sep 2017 18:26:59 -0500 Rob Herring <robh@xxxxxxxxxx> wrote: > On Tue, Sep 19, 2017 at 12:23:32AM -0700, Ismail Kose wrote: > > From: "Ismail H. Kose" <ihkose@xxxxxxxxx> > > > > This patch provides an iio device driver for DS4422/DS4424 chips that support > > two/four channel 7-bit Sink/Source Current DAC. > > > > Signed-off-by: Ismail Kose <Ismail.Kose@xxxxxxxxxxxxxxxxxxx> Just a quick one before V6. Please don't reply to a previous version when sending a new version. It leads to very deep and confusing thread structures. Just start a new thread. Jonathan > > --- > > v5: > > * Removed unused variable > > v4: > > * Removed unnecessary code and space optimization > > * Alphabetic order in Kcobfig and Makefile > > v3: > > * Removed iio-map and platform file support > > * Removed ds4424.h file > > * Fixed ADC value read bug > > * Removed confused comments > > * Added device tree binding file > > * Fixed bugs in probe and read function > > > > v2: > > * Fixed coding style and removed unncessary code > > * Removed min/max rfs, ifs-scale, etc values from device tree > > * Removed unused code, definitions and some comments > > * Removed regulator control and made standard structure > > * Removed data processing and channel scale > > * Removed device tree binding file > > > > .../devicetree/bindings/iio/dac/ds4424.txt | 20 ++ > > It's preferred to split bindings to separate patch. > > > drivers/iio/dac/Kconfig | 9 + > > drivers/iio/dac/Makefile | 1 + > > drivers/iio/dac/ds4424.c | 394 +++++++++++++++++++++ > > 4 files changed, 424 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/iio/dac/ds4424.txt > > create mode 100644 drivers/iio/dac/ds4424.c > > > > diff --git a/Documentation/devicetree/bindings/iio/dac/ds4424.txt b/Documentation/devicetree/bindings/iio/dac/ds4424.txt > > new file mode 100644 > > index 000000000000..840b11e1d813 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/iio/dac/ds4424.txt > > @@ -0,0 +1,20 @@ > > +Maxim Integrated DS4422/DS4424 7-bit Sink/Source Current DAC Device Driver > > + > > +Datasheet publicly available at: > > +https://datasheets.maximintegrated.com/en/ds/DS4422-DS4424.pdf > > + > > +Required properties: > > + - compatible: Must be "maxim,ds4422" or "maxim,ds4424" > > One compatible per line please. > > > + - reg: Should contain the DAC I2C address > > + - maxim,rfs-resistors-ohms: Should contain reference resistor > > ...reference resistor ohms > > > + > > +Optional properties: > > + - vcc-supply: Power supply is optional. If not defined, driver will ignore it. > > + > > +Example: > > + ds4224@10 { > > + compatible = "maxim,ds4424"; > > + reg = <0x10>; /* When A0, A1 pins are ground */ > > + vcc-supply = "dac_vcc_3v3"; > > This is not how the regulator binding works. > > > + maxim,rfs-resistors-ohms = <400 800 1000 1600>; > > The description needs to explain this is 4 values. > > > + }; > -- > 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
