linux-kernel - Re: [PATCH v3 1/6] dt-bindings: power: supply: Add Lenovo Yoga C630 EC

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Message-ID: <yy6llkseusmg2rzyt2iytb6pjelqycsfgawt2g24gccujqkxxb@yzdari2gq6rt>
Date: Mon, 27 May 2024 14:04:07 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Nikita Travkin <nikita@...n.ru>
Cc: Sebastian Reichel <sre@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Bjorn Andersson <andersson@...nel.org>, Hans de Goede <hdegoede@...hat.com>, 
	Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>, Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Konrad Dybcio <konrad.dybcio@...aro.org>, linux-pm@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org, linux-usb@...r.kernel.org, 
	linux-arm-msm@...r.kernel.org, Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v3 1/6] dt-bindings: power: supply: Add Lenovo Yoga C630
 EC

On Mon, May 27, 2024 at 03:21:27PM +0500, Nikita Travkin wrote:
> Dmitry Baryshkov писал(а) 27.05.2024 15:03:
> > From: Bjorn Andersson <andersson@...nel.org>
> > 
> > Add binding for the Embedded Controller found in the Qualcomm
> > Snapdragon-based Lenovo Yoga C630.
> > 
> > Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> > ---
> >  .../bindings/power/supply/lenovo,yoga-c630-ec.yaml | 83 ++++++++++++++++++++++
> >  1 file changed, 83 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/power/supply/lenovo,yoga-c630-ec.yaml b/Documentation/devicetree/bindings/power/supply/lenovo,yoga-c630-ec.yaml
> > new file mode 100644
> > index 000000000000..52a302850743
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/power/supply/lenovo,yoga-c630-ec.yaml
> > @@ -0,0 +1,83 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/power/supply/lenovo,yoga-c630-ec.yaml#
> 
> Should this binding join aspire1 one in bindings/platform ?

Good idea

> 
> Nikita
> 
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Lenovo Yoga C630 Embedded Controller.
> > +
> > +maintainers:
> > +  - Bjorn Andersson <andersson@...nel.org>
> > +
> > +description:
> > +  The Qualcomm Snapdragon-based Lenovo Yoga C630 has an Embedded Controller
> > +  (EC) which handles things such as battery and USB Type-C. This binding
> > +  describes the interface, on an I2C bus, to this EC.
> > +
> > +properties:
> > +  compatible:
> > +    const: lenovo,yoga-c630-ec
> > +
> > +  reg:
> > +    const: 0x70
> > +
> > +  '#address-cells':
> > +    const: 1
> > +
> > +  '#size-cells':
> > +    const: 0
> > +
> > +  interrupts:
> > +    maxItems: 1
> > +
> > +patternProperties:
> > +  '^connector@[01]$':
> > +    $ref: /schemas/connector/usb-connector.yaml#
> > +
> > +    properties:
> > +      reg:
> > +        maxItems: 1
> > +
> > +    unevaluatedProperties: false
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - interrupts
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |+
> > +    #include <dt-bindings/interrupt-controller/irq.h>
> > +    i2c1 {
> > +        clock-frequency = <400000>;
> > +
> > +        #address-cells = <1>;
> > +        #size-cells = <0>;
> > +
> > +        embedded-controller@70 {
> > +            compatible = "lenovo,yoga-c630-ec";
> > +            reg = <0x70>;
> > +
> > +            interrupts-extended = <&tlmm 20 IRQ_TYPE_LEVEL_HIGH>;
> > +
> > +            #address-cells = <1>;
> > +            #size-cells = <0>;
> > +
> > +            connector@0 {
> > +                compatible = "usb-c-connector";
> > +                reg = <0>;
> > +                power-role = "source";
> > +                data-role = "host";
> > +            };
> > +
> > +            connector@1 {
> > +                compatible = "usb-c-connector";
> > +                reg = <1>;
> > +                power-role = "source";
> > +                data-role = "host";
> > +            };
> > +        };
> > +    };
> > +...

-- 
With best wishes
Dmitry