> PM8921 and PM8058 are PMICs found paired with MSM8960 and MSM8660
> devices respectively. They contain subdevices such as keypads,
> RTCs, regulators, clocks, etc.
>
> Cc: <[email protected]>
> Signed-off-by: Stephen Boyd <[email protected]>
> ---
> .../devicetree/bindings/mfd/qcom,pm8xxx.txt | 63
> ++++++++++++++++++++++
> 1 file changed, 63 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mfd/qcom,pm8xxx.txt
>
> diff --git a/Documentation/devicetree/bindings/mfd/qcom,pm8xxx.txt
> b/Documentation/devicetree/bindings/mfd/qcom,pm8xxx.txt
> new file mode 100644
> index 000000000000..e3fe625ffd58
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/qcom,pm8xxx.txt
> @@ -0,0 +1,63 @@
<snip>
> +- interrupts:
> + Usage: required
> + Value type: <prop-encoded-array>
Either provide an example or a comment to see the description of
#interrupt-cells
> + Definition: specifies the interrupt that indicates a subdevice
> + has generated an interrupt (summary interrupt). The
> + format of the specifier is defined by the binding document
> + describing the node's interrupt parent.
> +
> +- #interrupt-cells:
> + Usage: required
> + Value type : <u32>
> + Definition: must be 2. Specifies the number of cells needed to encode
> + an interrupt source. The 1st cell contains the interrupt
> + number. The 2nd cell is the trigger type and level flags
> + encoded as follows:
> +
> + 1 = low-to-high edge triggered
> + 2 = high-to-low edge triggered
> + 4 = active high level-sensitive
> + 8 = active low level-sensitive
Actually I'd prefer if you used the definitions in:
dt-bindings/interrupt-controller/irq.h
> +- interrupt-controller:
> + Usage: required
> + Value type: <empty>
> + Definition: identifies this node as an interrupt controller
> +
> +EXAMPLE
> +
> + pmicintc: pmic@0 {
> + compatible = "qcom,pm8921";
> + interrupts = <104 8>;
As above.
> + #interrupt-cells = <2>;
> + interrupt-controller;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + pwrkey {
> + compatible = "qcom,pm8921-pwrkey";
> + interrupt-parent = <&pmicintc>;
> + interrupts = <50 1>, <51 1>;
As above.
> + };
> + };
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> hosted by The Linux Foundation
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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