Add binding for Power State Change Reason (PSCR) subsystem Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx> --- .../devicetree/bindings/power/reset/pscr.yaml | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/reset/pscr.yaml diff --git a/Documentation/devicetree/bindings/power/reset/pscr.yaml b/Documentation/devicetree/bindings/power/reset/pscr.yaml new file mode 100644 index 000000000000..1ce973f3473c --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/pscr.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/state-change/pscr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Power State Change Reason (PSCR) + +maintainers: + - Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx> + +description: Binding for devices responsable to store reasons for power state + changes such as reboot and power-off. Reasons like unknown, under voltage, + and over temperature are captured for diagnostic or automatic recovery + purposes. + +properties: + $nodename: + pattern: "^pscr(@.*|-([0-9]|[1-9][0-9]+))?$" + + pscr-unknown: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Value to indicate an unknown reason for the power state change. + + pscr-under-voltage: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Value to indicate an under-voltage condition of a system critical + regulator as the reason for the power state change. + + pscr-over-current: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Value to indicate an over-current condition of a system ctitical regulator + as the reason for the power state change. + + pscr-regulator-failure: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Value to indicate an unknow, system ctitical regulator related failure + as the reason for the power state change. + + pscr-over-temperature: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Value to indicate a system critical over-temperature condition as the + reason for the power state change. + +additionalProperties: true + +... -- 2.39.2
