From: Rob Herring <robh@kernel.org>
To: Li Jun <jun.li@nxp.com>
Cc: heikki.krogerus@linux.intel.com, shawnguo@kernel.org,
gregkh@linuxfoundation.org, linux@roeck-us.net,
linux-usb@vger.kernel.org, linux-imx@nxp.com,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/4] dt-bindings: connector: Add typec orientation switch properties
Date: Thu, 20 May 2021 20:30:53 -0500 [thread overview]
Message-ID: <20210521013053.GA2430162@robh.at.kernel.org> (raw)
In-Reply-To: <1621408490-23811-2-git-send-email-jun.li@nxp.com>
On Wed, May 19, 2021 at 03:14:47PM +0800, Li Jun wrote:
> Typec orientation switch can be implementaed as a consumer of mux
> controller, with this way, mux-control-name must be provided with
> name "typec-orientation-switch", along with its 3 states value array
> for none(high impedance), cc1, cc2.
>
> Signed-off-by: Li Jun <jun.li@nxp.com>
> ---
> .../bindings/connector/usb-connector.yaml | 21 +++++++++++++++++++
> 1 file changed, 21 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml b/Documentation/devicetree/bindings/connector/usb-connector.yaml
> index 32509b98142e..567183e199a3 100644
> --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml
> +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml
> @@ -111,6 +111,24 @@ properties:
> - 1.5A
> - 3.0A
>
> + mux-controls:
> + description:
> + mux controller node to use for orientation switch selection.
> + maxItems: 1
> +
> + mux-control-name:
> + items:
> + - const: typec-orientation-switch
Don't really need a name with only 1 entry.
> +
> + mux-control-switch-states:
Not really part of the 'mux-control' binding, but part of the connector.
So 'typec-orientation-switch-states' or something.
> + description: |
> + An ordered u32 array describing the mux state value for each typec
> + orientations: NONE(high impedance), CC1, CC2, if there is no HW mux
> + state for NONE, use value of CC1 or CC2 for it,
> + minItems: 3
> + maxItems: 3
> + $ref: /schemas/types.yaml#/definitions/uint32-array
> +
> # The following are optional properties for "usb-c-connector" with power
> # delivery support.
> source-pdos:
> @@ -301,6 +319,9 @@ examples:
> sink-pdos = <PDO_FIXED(5000, 2000, PDO_FIXED_USB_COMM)
> PDO_VAR(5000, 12000, 2000)>;
> op-sink-microwatt = <10000000>;
> + mux-controls = <&mux>;
> + mux-control-names = "typec-orientation-switch";
> + mux-control-switch-states = <2>, <0>, <1>;
> };
> };
>
> --
> 2.25.1
>
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next prev parent reply other threads:[~2021-05-21 1:32 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-19 7:14 [PATCH 0/4] typec switch via mux controller Li Jun
2021-05-19 7:14 ` [PATCH 1/4] dt-bindings: connector: Add typec orientation switch properties Li Jun
2021-05-21 1:30 ` Rob Herring [this message]
2021-05-25 11:48 ` Jun Li
2021-05-19 7:14 ` [PATCH 2/4] usb: typec: use typec cap fwnode's of_node for typec port Li Jun
2021-05-20 12:38 ` Heikki Krogerus
2021-05-19 7:14 ` [PATCH 3/4] usb: typec: add typec orientation switch support via mux controller Li Jun
2021-05-20 12:33 ` Heikki Krogerus
2021-05-21 8:37 ` Heikki Krogerus
2021-05-25 11:46 ` Jun Li
2021-05-26 9:16 ` Heikki Krogerus
2021-05-31 11:58 ` Jun Li
2021-05-21 13:02 ` Jun Li
2021-05-19 7:14 ` [PATCH 4/4] arm64: dts: imx8mp-evk: enable usb0 with typec connector Li Jun
2022-08-22 15:35 [PATCH 0/4] typec orientation switch support via mux controller Xu Yang
2022-08-22 15:35 ` [PATCH 1/4] dt-bindings: connector: Add typec orientation switch properties Xu Yang
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