179c4acd55
The PM8916 watchdog is part of an SPMI PMIC, which lives on an SPMI bus. Add a parent SPMI bus node with an '#address-cells' of 2 and '#size-cells' of 0 instead of relying on the fact that the default number of register cells happen to match (i.e. 1 + 1). Signed-off-by: Johan Hovold <johan+linaro@kernel.org> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Wim Van Sebroeck <wim@linux-watchdog.org> Link: https://lore.kernel.org/r/20231130174254.13180-1-johan+linaro@kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
57 lines
1.2 KiB
YAML
57 lines
1.2 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/watchdog/qcom,pm8916-wdt.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Qualcomm PM8916 watchdog timer controller
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maintainers:
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- Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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allOf:
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- $ref: watchdog.yaml#
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properties:
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compatible:
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const: qcom,pm8916-wdt
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interrupts:
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maxItems: 1
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required:
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- compatible
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- interrupts
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/spmi/spmi.h>
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spmi {
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#address-cells = <2>;
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#size-cells = <0>;
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pmic@0 {
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compatible = "qcom,pm8916", "qcom,spmi-pmic";
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reg = <0x0 SPMI_USID>;
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#address-cells = <1>;
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#size-cells = <0>;
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pon@800 {
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compatible = "qcom,pm8916-pon";
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reg = <0x800>;
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mode-bootloader = <0x2>;
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mode-recovery = <0x1>;
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watchdog {
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compatible = "qcom,pm8916-wdt";
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interrupts = <0x0 0x8 6 IRQ_TYPE_EDGE_RISING>;
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timeout-sec = <60>;
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};
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};
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};
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};
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