162306a36Sopenharmony_ci# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
262306a36Sopenharmony_ci%YAML 1.2
362306a36Sopenharmony_ci---
462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/power/reset/qcom,pon.yaml#
562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml#
662306a36Sopenharmony_ci
762306a36Sopenharmony_cititle: Qualcomm PON Device
862306a36Sopenharmony_ci
962306a36Sopenharmony_cimaintainers:
1062306a36Sopenharmony_ci  - Vinod Koul <vkoul@kernel.org>
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_cidescription: |
1362306a36Sopenharmony_ci  The Power On device for Qualcomm PM8xxx is MFD supporting pwrkey
1462306a36Sopenharmony_ci  and resin along with the Android reboot-mode.
1562306a36Sopenharmony_ci
1662306a36Sopenharmony_ci  This DT node has pwrkey and resin as sub nodes.
1762306a36Sopenharmony_ci
1862306a36Sopenharmony_ciproperties:
1962306a36Sopenharmony_ci  compatible:
2062306a36Sopenharmony_ci    enum:
2162306a36Sopenharmony_ci      - qcom,pm8916-pon
2262306a36Sopenharmony_ci      - qcom,pm8941-pon
2362306a36Sopenharmony_ci      - qcom,pms405-pon
2462306a36Sopenharmony_ci      - qcom,pm8998-pon
2562306a36Sopenharmony_ci      - qcom,pmk8350-pon
2662306a36Sopenharmony_ci
2762306a36Sopenharmony_ci  reg:
2862306a36Sopenharmony_ci    description: |
2962306a36Sopenharmony_ci      Specifies the SPMI base address for the PON (power-on) peripheral.  For
3062306a36Sopenharmony_ci      PMICs that have the PON peripheral (GEN3) split into PON_HLOS and PON_PBS
3162306a36Sopenharmony_ci      (e.g. PMK8350), this can hold addresses of both PON_HLOS and PON_PBS
3262306a36Sopenharmony_ci      peripherals.  In that case, the PON_PBS address needs to be specified to
3362306a36Sopenharmony_ci      facilitate software debouncing on some PMIC.
3462306a36Sopenharmony_ci    minItems: 1
3562306a36Sopenharmony_ci    maxItems: 2
3662306a36Sopenharmony_ci
3762306a36Sopenharmony_ci  reg-names:
3862306a36Sopenharmony_ci    minItems: 1
3962306a36Sopenharmony_ci    maxItems: 2
4062306a36Sopenharmony_ci
4162306a36Sopenharmony_ci  pwrkey:
4262306a36Sopenharmony_ci    type: object
4362306a36Sopenharmony_ci    $ref: /schemas/input/qcom,pm8941-pwrkey.yaml#
4462306a36Sopenharmony_ci
4562306a36Sopenharmony_ci  resin:
4662306a36Sopenharmony_ci    type: object
4762306a36Sopenharmony_ci    $ref: /schemas/input/qcom,pm8941-pwrkey.yaml#
4862306a36Sopenharmony_ci
4962306a36Sopenharmony_ci  watchdog:
5062306a36Sopenharmony_ci    type: object
5162306a36Sopenharmony_ci    $ref: /schemas/watchdog/qcom,pm8916-wdt.yaml
5262306a36Sopenharmony_ci
5362306a36Sopenharmony_cirequired:
5462306a36Sopenharmony_ci  - compatible
5562306a36Sopenharmony_ci  - reg
5662306a36Sopenharmony_ci
5762306a36Sopenharmony_ciunevaluatedProperties: false
5862306a36Sopenharmony_ci
5962306a36Sopenharmony_ciallOf:
6062306a36Sopenharmony_ci  - if:
6162306a36Sopenharmony_ci      properties:
6262306a36Sopenharmony_ci        compatible:
6362306a36Sopenharmony_ci          contains:
6462306a36Sopenharmony_ci            enum:
6562306a36Sopenharmony_ci              - qcom,pm8916-pon
6662306a36Sopenharmony_ci              - qcom,pms405-pon
6762306a36Sopenharmony_ci              - qcom,pm8998-pon
6862306a36Sopenharmony_ci    then:
6962306a36Sopenharmony_ci      allOf:
7062306a36Sopenharmony_ci        - $ref: reboot-mode.yaml#
7162306a36Sopenharmony_ci
7262306a36Sopenharmony_ci      properties:
7362306a36Sopenharmony_ci        reg:
7462306a36Sopenharmony_ci          maxItems: 1
7562306a36Sopenharmony_ci        reg-names:
7662306a36Sopenharmony_ci          items:
7762306a36Sopenharmony_ci            - const: pon
7862306a36Sopenharmony_ci
7962306a36Sopenharmony_ci    # Special case for pm8941, which doesn't store reset mode
8062306a36Sopenharmony_ci  - if:
8162306a36Sopenharmony_ci      properties:
8262306a36Sopenharmony_ci        compatible:
8362306a36Sopenharmony_ci          contains:
8462306a36Sopenharmony_ci            const: qcom,pm8941-pon
8562306a36Sopenharmony_ci    then:
8662306a36Sopenharmony_ci      properties:
8762306a36Sopenharmony_ci        reg:
8862306a36Sopenharmony_ci          maxItems: 1
8962306a36Sopenharmony_ci        reg-names:
9062306a36Sopenharmony_ci          items:
9162306a36Sopenharmony_ci            - const: pon
9262306a36Sopenharmony_ci
9362306a36Sopenharmony_ci  - if:
9462306a36Sopenharmony_ci      properties:
9562306a36Sopenharmony_ci        compatible:
9662306a36Sopenharmony_ci          contains:
9762306a36Sopenharmony_ci            const: qcom,pmk8350-pon
9862306a36Sopenharmony_ci    then:
9962306a36Sopenharmony_ci      properties:
10062306a36Sopenharmony_ci        reg:
10162306a36Sopenharmony_ci          minItems: 1
10262306a36Sopenharmony_ci          maxItems: 2
10362306a36Sopenharmony_ci        reg-names:
10462306a36Sopenharmony_ci          minItems: 1
10562306a36Sopenharmony_ci          items:
10662306a36Sopenharmony_ci            - const: hlos
10762306a36Sopenharmony_ci            - const: pbs
10862306a36Sopenharmony_ci
10962306a36Sopenharmony_ciexamples:
11062306a36Sopenharmony_ci  - |
11162306a36Sopenharmony_ci   #include <dt-bindings/interrupt-controller/irq.h>
11262306a36Sopenharmony_ci   #include <dt-bindings/input/linux-event-codes.h>
11362306a36Sopenharmony_ci   #include <dt-bindings/spmi/spmi.h>
11462306a36Sopenharmony_ci   spmi_bus: spmi@c440000 {
11562306a36Sopenharmony_ci     reg = <0x0c440000 0x1100>;
11662306a36Sopenharmony_ci     #address-cells = <2>;
11762306a36Sopenharmony_ci     #size-cells = <0>;
11862306a36Sopenharmony_ci     pmk8350: pmic@0 {
11962306a36Sopenharmony_ci       reg = <0x0 SPMI_USID>;
12062306a36Sopenharmony_ci       #address-cells = <1>;
12162306a36Sopenharmony_ci       #size-cells = <0>;
12262306a36Sopenharmony_ci       pmk8350_pon: pon_hlos@1300 {
12362306a36Sopenharmony_ci         reg = <0x1300>;
12462306a36Sopenharmony_ci         compatible = "qcom,pm8998-pon";
12562306a36Sopenharmony_ci
12662306a36Sopenharmony_ci         pwrkey {
12762306a36Sopenharmony_ci            compatible = "qcom,pm8941-pwrkey";
12862306a36Sopenharmony_ci            interrupts = < 0x0 0x8 0 IRQ_TYPE_EDGE_BOTH >;
12962306a36Sopenharmony_ci            debounce = <15625>;
13062306a36Sopenharmony_ci            bias-pull-up;
13162306a36Sopenharmony_ci            linux,code = <KEY_POWER>;
13262306a36Sopenharmony_ci         };
13362306a36Sopenharmony_ci
13462306a36Sopenharmony_ci         resin {
13562306a36Sopenharmony_ci            compatible = "qcom,pm8941-resin";
13662306a36Sopenharmony_ci            interrupts = <0x0 0x8 1 IRQ_TYPE_EDGE_BOTH>;
13762306a36Sopenharmony_ci            debounce = <15625>;
13862306a36Sopenharmony_ci            bias-pull-up;
13962306a36Sopenharmony_ci            linux,code = <KEY_VOLUMEDOWN>;
14062306a36Sopenharmony_ci         };
14162306a36Sopenharmony_ci       };
14262306a36Sopenharmony_ci     };
14362306a36Sopenharmony_ci   };
14462306a36Sopenharmony_ci...
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