diff options
Diffstat (limited to 'Documentation/devicetree/bindings/power/reset')
-rw-r--r-- | Documentation/devicetree/bindings/power/reset/apple,smc-reboot.yaml | 40 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/power/reset/qcom,pon.yaml | 72 |
2 files changed, 76 insertions, 36 deletions
diff --git a/Documentation/devicetree/bindings/power/reset/apple,smc-reboot.yaml b/Documentation/devicetree/bindings/power/reset/apple,smc-reboot.yaml new file mode 100644 index 000000000000..ce5ed88493cd --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/apple,smc-reboot.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/reset/apple,smc-reboot.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple SMC Reboot Controller + +description: + The Apple System Management Controller (SMC) provides reboot functionality + on Apple Silicon SoCs. It uses NVMEM cells to store and track various + system state information related to boot, shutdown, and panic events. + +maintainers: + - Sven Peter <sven@kernel.org> + +properties: + compatible: + const: apple,smc-reboot + + nvmem-cells: + items: + - description: Flag indicating shutdown (as opposed to reboot) + - description: Stage at which the boot process stopped (0x30 for normal boot) + - description: Counter for boot errors + - description: Counter for system panics + + nvmem-cell-names: + items: + - const: shutdown_flag + - const: boot_stage + - const: boot_error_count + - const: panic_count + +required: + - compatible + - nvmem-cells + - nvmem-cell-names + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/power/reset/qcom,pon.yaml b/Documentation/devicetree/bindings/power/reset/qcom,pon.yaml index 3da3d02a6690..979a377cb4ff 100644 --- a/Documentation/devicetree/bindings/power/reset/qcom,pon.yaml +++ b/Documentation/devicetree/bindings/power/reset/qcom,pon.yaml @@ -115,40 +115,40 @@ allOf: examples: - | - #include <dt-bindings/interrupt-controller/irq.h> - #include <dt-bindings/input/linux-event-codes.h> - #include <dt-bindings/spmi/spmi.h> - - spmi@c440000 { - reg = <0x0c440000 0x1100>; - #address-cells = <2>; - #size-cells = <0>; - - pmic@0 { - reg = <0x0 SPMI_USID>; - #address-cells = <1>; - #size-cells = <0>; - - pon@800 { - compatible = "qcom,pm8998-pon"; - reg = <0x800>; - - pwrkey { - compatible = "qcom,pm8941-pwrkey"; - interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>; - debounce = <15625>; - bias-pull-up; - linux,code = <KEY_POWER>; - }; - - resin { - compatible = "qcom,pm8941-resin"; - interrupts = <0x0 0x8 1 IRQ_TYPE_EDGE_BOTH>; - debounce = <15625>; - bias-pull-up; - linux,code = <KEY_VOLUMEDOWN>; - }; - }; - }; - }; + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/input/linux-event-codes.h> + #include <dt-bindings/spmi/spmi.h> + + spmi@c440000 { + reg = <0x0c440000 0x1100>; + #address-cells = <2>; + #size-cells = <0>; + + pmic@0 { + reg = <0x0 SPMI_USID>; + #address-cells = <1>; + #size-cells = <0>; + + pon@800 { + compatible = "qcom,pm8998-pon"; + reg = <0x800>; + + pwrkey { + compatible = "qcom,pm8941-pwrkey"; + interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>; + debounce = <15625>; + bias-pull-up; + linux,code = <KEY_POWER>; + }; + + resin { + compatible = "qcom,pm8941-resin"; + interrupts = <0x0 0x8 1 IRQ_TYPE_EDGE_BOTH>; + debounce = <15625>; + bias-pull-up; + linux,code = <KEY_VOLUMEDOWN>; + }; + }; + }; + }; ... |