[PATCH v4 1/2] dt-bindings: spmi: document binding for the Mediatek SPMI controller

Rob Herring robh at kernel.org
Mon Oct 19 15:54:54 EDT 2020


On Sat, Oct 17, 2020 at 12:10:33AM +0800, Hsin-Hsiung Wang wrote:
> This adds documentation for the SPMI controller found on Mediatek SoCs.
> 
> Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang at mediatek.com>
> ---

If you have a dependency such as the include, please note it here.

>  .../bindings/spmi/mtk,spmi-mtk-pmif.yaml      | 70 +++++++++++++++++++
>  1 file changed, 70 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
> 
> diff --git a/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
> new file mode 100644
> index 000000000000..9945200a35b3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spmi/mtk,spmi-mtk-pmif.yaml
> @@ -0,0 +1,70 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spmi/mtk,spmi-mtk-pmif.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mediatek SPMI Controller Device Tree Bindings
> +
> +maintainers:
> +  - Hsin-Hsiung Wang <hsin-hsiung.wang at mediatek.com>
> +
> +description: |+
> +  On MediaTek SoCs the PMIC is connected via SPMI and the controller allows
> +  for multiple SoCs to control a single SPMI master.

Need a $ref to spmi.yaml.

> +
> +properties:
> +  compatible:
> +    const: mediatek,mt6873-spmi
> +
> +  reg:
> +    minItems: 2
> +    maxItems: 2
> +
> +  reg-names:
> +    items:
> +      - const: "pmif"
> +      - const: "spmimst"

Don't need quotes

> +
> +  clocks:
> +    minItems: 3
> +    maxItems: 3
> +
> +  clock-names:
> +    items:
> +      - const: "pmif_sys_ck"
> +      - const: "pmif_tmr_ck"
> +      - const: "spmimst_clk_mux"
> +
> +  assigned-clocks:
> +    maxItems: 1
> +
> +  assigned-clock-parents:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - reg-names
> +  - clocks
> +  - clock-names

unevaluatedProperties: false

> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/mt8192-clk.h>
> +
> +    spmi: spmi at 10027000 {
> +        compatible = "mediatek,mt6873-spmi";
> +        reg = <0 0x10027000 0 0x000e00>,
> +              <0 0x10029000 0 0x000100>;
> +        reg-names = "pmif", "spmimst";
> +        clocks = <&infracfg CLK_INFRA_PMIC_AP>,
> +                 <&infracfg CLK_INFRA_PMIC_TMR>,
> +                 <&topckgen CLK_TOP_SPMI_MST_SEL>;
> +        clock-names = "pmif_sys_ck",
> +                      "pmif_tmr_ck",
> +                      "spmimst_clk_mux";
> +        assigned-clocks = <&topckgen CLK_TOP_PWRAP_ULPOSC_SEL>;
> +        assigned-clock-parents = <&topckgen CLK_TOP_OSC_D10>;
> +    };
> +...
> -- 
> 2.18.0



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