[PATCH v5 3/4] dt-bindings: pwm: add IPQ6018 binding
Rob Herring
robh at kernel.org
Tue Jul 13 19:40:14 PDT 2021
On Tue, Jul 13, 2021 at 02:35:44PM +0300, Baruch Siach wrote:
> DT binding for the PWM block in Qualcomm IPQ6018 SoC.
>
> Signed-off-by: Baruch Siach <baruch at tkos.co.il>
> ---
> v5: Use qcom,pwm-regs for phandle instead of direct regs (Bjorn
> Andersson, Kathiravan T)
>
> v4: Update the binding example node as well (Rob Herring's bot)
>
> v3: s/qcom,pwm-ipq6018/qcom,ipq6018-pwm/ (Rob Herring)
>
> v2: Make #pwm-cells const (Rob Herring)
> ---
> .../devicetree/bindings/pwm/ipq-pwm.yaml | 55 +++++++++++++++++++
> 1 file changed, 55 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/pwm/ipq-pwm.yaml
>
> diff --git a/Documentation/devicetree/bindings/pwm/ipq-pwm.yaml b/Documentation/devicetree/bindings/pwm/ipq-pwm.yaml
> new file mode 100644
> index 000000000000..a07bfe63dc1a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pwm/ipq-pwm.yaml
> @@ -0,0 +1,55 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pwm/ipq-pwm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm IPQ6018 PWM controller
> +
> +maintainers:
> + - Baruch Siach <baruch at tkos.co.il>
> +
> +properties:
> + "#pwm-cells":
> + const: 2
> +
> + compatible:
> + const: qcom,ipq6018-pwm
> +
> + qcom,pwm-regs:
> + $ref: '/schemas/types.yaml#/definitions/phandle-array'
> + maxItems: 1
> + description: |
> + phandle link and offset to TCSR block
This binding should be a child of the TCSR I think as Bjorn asked.
> +
> + clocks:
> + maxItems: 1
> +
> + clock-names:
> + const: core
> +
> +required:
> + - "#pwm-cells"
> + - compatible
> + - qcom,pwm-regs
> + - clocks
> + - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/clock/qcom,gcc-ipq6018.h>
> +
> + soc {
> + #address-cells = <2>;
> + #size-cells = <2>;
> +
> + pwm {
> + #pwm-cells = <2>;
> + compatible = "qcom,ipq6018-pwm";
> + qcom,pwm-regs = <&tcsr_q6 0xa010>;
> + clocks = <&gcc GCC_ADSS_PWM_CLK>;
> + clock-names = "core";
> + };
> + };
> --
> 2.30.2
>
>
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