On Fri, Feb 10, 2017 at 12:30:41PM -0200, Marco Franchi wrote:
> Allow the driver to work with dts support.
>
> Based on initial patch submission from Peter Fox.
>
> Tested on a imx7d-sdb board connected to a SHT15 board via Mikro Bus.
>
> Signed-off-by: Marco Franchi <[email protected]>
> ---
> Documentation/devicetree/bindings/hwmon/sht15.txt | 25 ++++++++
> drivers/hwmon/sht15.c | 69
> +++++++++++++++++++++--
> 2 files changed, 90 insertions(+), 4 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/hwmon/sht15.txt
>
> diff --git a/Documentation/devicetree/bindings/hwmon/sht15.txt
> b/Documentation/devicetree/bindings/hwmon/sht15.txt
> new file mode 100644
> index 0000000..6415f52
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/sht15.txt
> @@ -0,0 +1,25 @@
> +Sensirion SHT15 Humidity and Temperature Sensor
> +
> +Required properties:
> +
> + - "compatible": must be "sensirion,sht15".
> + - "data-gpios": GPIO connected to the data line.
> + - "clk-gpios": GPIO connected to the clock line.
> + - "vcc-supply": regulator that drives the VCC pin.
> +
> +Optional properties:
> +
> + - "checksum": boolean property that when present enables the CRC validation
> of the readings.
Seems more like a user setting than h/w setting?
> + - "no-otp-reload": boolean property that when present indicates not to
> reload from OTP.
> + - "low-resolution": boolean property that when present indicates that the
> device operates in
> + low-resolution mode.
Same here.
If they stay, these need vendor prefixes.
> +Example:
> +
> + temp_humid_sensor: sht15 {
sensor {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_sensor>;
> + compatible = "sensirion,sht15";
> + clk-gpios = <&gpio4 12 0>;
> + data-gpios = <&gpio4 13 0>;
> + vcc-supply = <®_sht15>;
> + };
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