Messages in this thread | | | Date | Wed, 23 Nov 2022 07:21:45 -0800 | Subject | Re: [v4 3/5] dt-bindings: hwmon: Add bindings for aspeed tach controller | From | Guenter Roeck <> |
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On 11/22/22 22:16, Billy Tsai wrote: > Add the aspeed tach device bindings which should be the child-node of > pwm-tach mfd. > > Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com> > --- > .../bindings/hwmon/aspeed,ast2600-tach.yaml | 36 +++++++++++++++++++ > 1 file changed, 36 insertions(+) > create mode 100644 Documentation/devicetree/bindings/hwmon/aspeed,ast2600-tach.yaml > > diff --git a/Documentation/devicetree/bindings/hwmon/aspeed,ast2600-tach.yaml b/Documentation/devicetree/bindings/hwmon/aspeed,ast2600-tach.yaml > new file mode 100644 > index 000000000000..f42114f8e3c2 > --- /dev/null > +++ b/Documentation/devicetree/bindings/hwmon/aspeed,ast2600-tach.yaml > @@ -0,0 +1,36 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +# Copyright (C) 2021 Aspeed, Inc. > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/hwmon/aspeed,ast2600-tach.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Aspeed Ast2600 Tach controller > + > +maintainers: > + - Billy Tsai <billy_tsai@aspeedtech.com> > + > +description: | > + The Aspeed Tach controller can support upto 16 fan input. > + This module is part of the ast2600-pwm-tach multi-function device. For more > + details see ../mfd/aspeed,ast2600-pwm-tach.yaml. > + > +properties: > + compatible: > + enum: > + - aspeed,ast2600-tach > +patternProperties: > + "^fan@[a-z0-9]+$": > + type: object > + properties: > + reg: > + description: > + The tach channel used for this node. > + maxItems: 1 > + required: > + - reg > + > +required: > + - compatible > + > +additionalProperties: false
I am not a devicetree expert, but I have to say I find it confusing that there is no clear explanation that this is for a single fan channel which is really a child of aspeed,ast2600-tach. An example might be helpful.
Guenter
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