The TI Nspire devices contain a set of registers with a seemingly miscellaneous set of functionality. This area is known simply as the "misc" region. Signed-off-by: Andrew Davis <afd@xxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- .../bindings/mfd/ti,nspire-misc.yaml | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/ti,nspire-misc.yaml diff --git a/Documentation/devicetree/bindings/mfd/ti,nspire-misc.yaml b/Documentation/devicetree/bindings/mfd/ti,nspire-misc.yaml new file mode 100644 index 000000000000..28cd5164d46f --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/ti,nspire-misc.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti.com/ +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/ti,nspire-misc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI Nspire MISC hardware block + +maintainers: + - Andrew Davis <afd@xxxxxx> + +description: + System controller node represents a register region containing a set + of miscellaneous registers. The registers are not cohesive enough to + represent as any specific type of device. Currently there is a reset + controller. + +properties: + compatible: + items: + - enum: + - ti,nspire-misc + - const: syscon + - const: simple-mfd + + reg: + maxItems: 1 + + reboot: + $ref: /schemas/power/reset/syscon-reboot.yaml# + +required: + - compatible + - reg + - reboot + +additionalProperties: false + +examples: + - | + misc: misc@900a0000 { + compatible = "ti,nspire-misc", "syscon", "simple-mfd"; + reg = <0x900a0000 0x1000>; + + reboot { + compatible = "syscon-reboot"; + offset = <0x08>; + value = <0x02>; + }; + }; -- 2.39.2
