iio: distance: add dt binding for devantech-srf04
Subsystems (2)
PATCH 1/2 iio: distance: add dt binding for devantech-srf04
This patch adds dt binding for devantech ultrasonic ranger srf04.
The vendor "devantech" was already added to the vendor list with
"[PATCH v4 1/3] iio: distance: srf08: add trivial DT binding"
Signed-off-by Andreas Klinger <ak-n176/[email protected]>
--- .../bindings/iio/proximity/devantech-srf04.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/proximity/devantech-srf04.txt
Documentation/devicetree/bindings/iio/proximity/devantech-srf04.txt new file +17 -0
@@ -0,0 +1,17 @@ +* Devantech SRF04 ultrasonic range finder + Bit-banging driver + +Required properties: + - compatible: Should be "devantech,srf04" + - trig-gpios: Definition of the GPIO for the triggering input + - echo-gpios: Definition of the GPIO for the echo + needs to be an interrupt input + See Documentation/devicetree/bindings/gpio/gpio.txt + +Example: +srf04@0 { + compatible = "devantech,srf04"; + trig-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>; + echo-gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>; +}; +
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Quoted 1 line · Andreas Klinger
This patch adds dt binding for devantech ultrasonic ranger srf04.
comments below
Quoted 15 lines
The vendor "devantech" was already added to the vendor list with
"[PATCH v4 1/3] iio: distance: srf08: add trivial DT binding"Signed-off-by Andreas Klinger <ak-n176/[email protected]>--- .../bindings/iio/proximity/devantech-srf04.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/proximity/devantech-srf04.txtDocumentation/devicetree/bindings/iio/proximity/devantech-srf04.txt new file +0
-0
Documentation/devicetree/bindings/iio/proximity/devantech-srf04.txt line 7
Quoted 7 lines
Documentation/devicetree/bindings/iio/proximity/devantech-srf04.txt new file +7
-0@@ -0,0 +1,17 @@ +* Devantech SRF04 ultrasonic range finder + Bit-banging driver + +Required properties: + - compatible: Should be "devantech,srf04" + - trig-gpios: Definition of the GPIO for the triggering input + - echo-gpios: Definition of the GPIO for the echo
"for the echo"
maybe some more explanation? it sounds somewhat incomplete to me
in the driver you have "failed to get echo-gpiod", maybe it should be gpios there?
Quoted 11 lines
Documentation/devicetree/bindings/iio/proximity/devantech-srf04.txt new file +10
-0+ needs to be an interrupt input + See Documentation/devicetree/bindings/gpio/gpio.txt + +Example: +srf04@0 { + compatible = "devantech,srf04"; + trig-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>; + echo-gpios = <&gpio2 6 GPIO_ACTIVE_HIGH>; +}; +
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