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Diffstat (limited to 'Documentation/devicetree/bindings/mfd/brcm,misc.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/mfd/brcm,misc.yaml | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/brcm,misc.yaml b/Documentation/devicetree/bindings/mfd/brcm,misc.yaml new file mode 100644 index 0000000000..cff7d772a7 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/brcm,misc.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/brcm,misc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom's MISC block + +maintainers: + - Rafał Miłecki <rafal@milecki.pl> + +description: | + Broadcom's MISC is a hardware block used on some SoCs (e.g. bcm63xx and + bcm4908). It's used to implement some simple functions like a watchdog, PCIe + reset, UniMAC control and more. + +properties: + compatible: + items: + - const: brcm,misc + - const: simple-mfd + + reg: + description: MISC block registers + + ranges: true + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + +patternProperties: + '^reset-controller@[a-f0-9]+$': + $ref: ../reset/brcm,bcm4908-misc-pcie-reset.yaml + +additionalProperties: false + +required: + - reg + - '#address-cells' + - '#size-cells' + +examples: + - | + misc@ff802600 { + compatible = "brcm,misc", "simple-mfd"; + reg = <0xff802600 0xe4>; + + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x0 0xe4>; + + reset-controller@44 { + compatible = "brcm,bcm4908-misc-pcie-reset"; + reg = <0x44 0x4>; + #reset-cells = <1>; + }; + }; |