Rob, On Tue, Feb 20, 2024 at 04:57:12PM +0500, Nikita Travkin wrote: > Add binding for the EC found in the Acer Aspire 1 laptop. > > Signed-off-by: Nikita Travkin <nikita@xxxxxxx> > --- > .../bindings/power/supply/acer,aspire1-ec.yaml | 69 ++++++++++++++++++++++ > 1 file changed, 69 insertions(+) > > diff --git a/Documentation/devicetree/bindings/power/supply/acer,aspire1-ec.yaml b/Documentation/devicetree/bindings/power/supply/acer,aspire1-ec.yaml > new file mode 100644 > index 000000000000..984cf19cf806 > --- /dev/null > +++ b/Documentation/devicetree/bindings/power/supply/acer,aspire1-ec.yaml > @@ -0,0 +1,69 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/power/supply/acer,aspire1-ec.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Acer Aspire 1 Embedded Controller > + > +maintainers: > + - Nikita Travkin <nikita@xxxxxxx> > + > +description: > + The Acer Aspire 1 laptop uses an embedded controller to control battery > + and charging as well as to provide a set of misc features such as the > + laptop lid status and HPD events for the USB Type-C DP alt mode. > + > +properties: > + compatible: > + const: acer,aspire1-ec > + > + reg: > + const: 0x76 > + > + interrupts: > + maxItems: 1 > + > + acer,fn-selects-media-keys: > + description: Configure the keyboard layout to invert the Fn key. > + By default the function row of the keyboard inputs media keys > + (i.e Vol-Up) when Fn is not pressed. With this option set, pressing > + the key without Fn would input function keys (i.e. F11). The > + firmware may choose to add this property when user selects the fn > + mode in the firmware setup utility. > + type: boolean We both had some comments on this property, and Nikita tried to follow up on yours (which was much more substantive than mine) but got no response: https://lore.kernel.org/all/20231214220210.GA988134-robh@xxxxxxxxxx/ Reading what you said, I'm not entirely sure what you were looking for, my guess is that you were wanted something controllable from userspace, but I'm not sure how you figured that should work where the firmware alone is able to control this. Cheers, Conor. > + > + connector: > + $ref: /schemas/connector/usb-connector.yaml# > + > +required: > + - compatible > + - reg > + - interrupts > + > +additionalProperties: false > + > +examples: > + - |+ > + #include <dt-bindings/interrupt-controller/irq.h> > + i2c { > + #address-cells = <1>; > + #size-cells = <0>; > + > + embedded-controller@76 { > + compatible = "acer,aspire1-ec"; > + reg = <0x76>; > + > + interrupts-extended = <&tlmm 30 IRQ_TYPE_LEVEL_LOW>; > + > + connector { > + compatible = "usb-c-connector"; > + > + port { > + ec_dp_in: endpoint { > + remote-endpoint = <&mdss_dp_out>; > + }; > + }; > + }; > + }; > + }; > > -- > 2.43.0 >
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