From: Rafał Miłecki <rafal@xxxxxxxxxx> Broadcom's PMC is Power Management Controller that is used for disabling and enabling SoC devices. Signed-off-by: Rafał Miłecki <rafal@xxxxxxxxxx> --- .../bindings/reset/brcm,bcm-pmc.yaml | 69 +++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 Documentation/devicetree/bindings/reset/brcm,bcm-pmc.yaml diff --git a/Documentation/devicetree/bindings/reset/brcm,bcm-pmc.yaml b/Documentation/devicetree/bindings/reset/brcm,bcm-pmc.yaml new file mode 100644 index 000000000000..2afc2048997f --- /dev/null +++ b/Documentation/devicetree/bindings/reset/brcm,bcm-pmc.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/reset/brcm,bcm-pmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom PMC (Power Management Controller) reset controller + +description: This document describes the Broadcom's PMC (Power Management + Controller). It supports resetting devices identified by the bus id and device + address. + +maintainers: + - Rafał Miłecki <rafal@xxxxxxxxxx> + +properties: + compatible: + enum: + - brcm,bcm4908-pmc # PMC on BCM4908 and compatible SoCs + + reg: + maxItems: 1 + + syscon-misc: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Phandle to the MISC system controller node. + + syscon-procmon: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Phandle to the PROC MON system controller node. + + big-endian: + $ref: /schemas/types.yaml#/definitions/flag + description: + Flag to use for block working in big endian mode. + + "#reset-cells": + const: 2 + +required: + - compatible + - reg + - syscon-misc + - syscon-procmon + - "#reset-cells" + +additionalProperties: false + +examples: + - | + pmc: reset-controller@80200000 { + compatible = "brcm,bcm4908-pmc"; + reg = <0x80200000 0x5000>; + syscon-misc = <&misc>; + syscon-procmon = <&procmon>; + #reset-cells = <2>; + }; + + procmon: syscon@80280000 { + compatible = "brcm,misc", "syscon"; + reg = <0x80280000 0x1000>; + }; + + misc: syscon@ff802600 { + compatible = "brcm,misc", "syscon"; + reg = <0xff802600 0xe4>; + }; -- 2.27.0
