| Message ID | 1477404954-3942-1-git-send-email-linus.walleij@linaro.org |
|---|---|
| State | Accepted |
| Commit | e0549df64ed888e4f908d81990c55edb6b2c2f7d |
| Headers | show |
On 25/10/16 15:15, Linus Walleij wrote: > This adds device tree bindings for the MPU-3050 gyroscope. Since it > is the first set of bindings for a gyroscope, the folder for it > is also created. > > Cc: devicetree@vger.kernel.org > Cc: Peter Rosin <peda@axentia.se> > Acked-by: Rob Herring <robh@kernel.org> > Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Applied to the togreg branch of iio.git and pushed out as testing for the autobuilders to largely ignore this patch ;) Thanks Jonathan > --- > ChangeLog v5->v6: > - No changes, just reposting. > ChangeLog v4->v5: > - No changes, just reposting. > ChangeLog v3->v4: > - No changes, just reposting. If we agree on these bindings and since > the dependent I2C bindings are merged, this patch should be merge > material now I guess. > ChangeLog v2->v3: > - Augmented device tree bindings to reflect Peter Rosins now merged > I2C gate bindings. > ChangeLog v1->v2: > - Not yet convered to use i2c-gate as I'm waiting for that > patch set to stabilize. > --- > .../bindings/iio/gyroscope/invensense,mpu3050.txt | 46 ++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt > > diff --git a/Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt b/Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt > new file mode 100644 > index 000000000000..b0d3b59966bc > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt > @@ -0,0 +1,46 @@ > +Invensense MPU-3050 Gyroscope device tree bindings > + > +Required properties: > + - compatible : should be "invensense,mpu3050" > + - reg : the I2C address of the sensor > + > +Optional properties: > + - interrupt-parent : should be the phandle for the interrupt controller > + - interrupts : interrupt mapping for the trigger interrupt from the > + internal oscillator. The following IRQ modes are supported: > + IRQ_TYPE_EDGE_RISING, IRQ_TYPE_EDGE_FALLING, IRQ_TYPE_LEVEL_HIGH and > + IRQ_TYPE_LEVEL_LOW. The driver should detect and configure the hardware > + for the desired interrupt type. > + - vdd-supply : supply regulator for the main power voltage. > + - vlogic-supply : supply regulator for the signal voltage. > + - mount-matrix : see iio/mount-matrix.txt > + > +Optional subnodes: > + - The MPU-3050 will pass through and forward the I2C signals from the > + incoming I2C bus, alternatively drive traffic to a slave device (usually > + an accelerometer) on its own initiative. Therefore is supports a subnode > + i2c gate node. For details see: i2c/i2c-gate.txt > + > +Example: > + > +mpu3050@68 { > + compatible = "invensense,mpu3050"; > + reg = <0x68>; > + interrupt-parent = <&foo>; > + interrupts = <12 IRQ_TYPE_EDGE_FALLING>; > + vdd-supply = <&bar>; > + vlogic-supply = <&baz>; > + > + /* External I2C interface */ > + i2c-gate { > + #address-cells = <1>; > + #size-cells = <0>; > + > + fnord@18 { > + compatible = "fnord"; > + reg = <0x18>; > + interrupt-parent = <&foo>; > + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; > + }; > + }; > +}; > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt b/Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt new file mode 100644 index 000000000000..b0d3b59966bc --- /dev/null +++ b/Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt @@ -0,0 +1,46 @@ +Invensense MPU-3050 Gyroscope device tree bindings + +Required properties: + - compatible : should be "invensense,mpu3050" + - reg : the I2C address of the sensor + +Optional properties: + - interrupt-parent : should be the phandle for the interrupt controller + - interrupts : interrupt mapping for the trigger interrupt from the + internal oscillator. The following IRQ modes are supported: + IRQ_TYPE_EDGE_RISING, IRQ_TYPE_EDGE_FALLING, IRQ_TYPE_LEVEL_HIGH and + IRQ_TYPE_LEVEL_LOW. The driver should detect and configure the hardware + for the desired interrupt type. + - vdd-supply : supply regulator for the main power voltage. + - vlogic-supply : supply regulator for the signal voltage. + - mount-matrix : see iio/mount-matrix.txt + +Optional subnodes: + - The MPU-3050 will pass through and forward the I2C signals from the + incoming I2C bus, alternatively drive traffic to a slave device (usually + an accelerometer) on its own initiative. Therefore is supports a subnode + i2c gate node. For details see: i2c/i2c-gate.txt + +Example: + +mpu3050@68 { + compatible = "invensense,mpu3050"; + reg = <0x68>; + interrupt-parent = <&foo>; + interrupts = <12 IRQ_TYPE_EDGE_FALLING>; + vdd-supply = <&bar>; + vlogic-supply = <&baz>; + + /* External I2C interface */ + i2c-gate { + #address-cells = <1>; + #size-cells = <0>; + + fnord@18 { + compatible = "fnord"; + reg = <0x18>; + interrupt-parent = <&foo>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + }; + }; +};