From patchwork Thu Mar 3 22:33:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 12768203 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B67DCC433F5 for ; Thu, 3 Mar 2022 22:32:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236976AbiCCWdC (ORCPT ); Thu, 3 Mar 2022 17:33:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53896 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236946AbiCCWdA (ORCPT ); Thu, 3 Mar 2022 17:33:00 -0500 Received: from mail-oi1-x234.google.com (mail-oi1-x234.google.com [IPv6:2607:f8b0:4864:20::234]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 90CCD158DBA for ; Thu, 3 Mar 2022 14:32:08 -0800 (PST) Received: by mail-oi1-x234.google.com with SMTP id k2so6186228oia.2 for ; Thu, 03 Mar 2022 14:32:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=ASiZOAYz5KFcP3A9IjHRNygM9ZeiNc0Yjtm5LFE6Rdc=; b=ae3+M6IkfZ5jIJWwSuAWT+APA3geWlw1DsEAgf4oY1C9rMvnx9bK68l4Zv+1+d21JF H43hFi1TMM69h7jkLG8okLLEx7uXxHJdI2TgdG4ioF5OcavJWIcKrbCBM8a2ze9hj0Wb vw+2AHq3ru1fv0yg+3ybHn+fzAFilDUx7F5N4gv2GPwIB1z7eg4A73mPWetezFqe+Dca AcqNmM9be1MyP0wLK+bq+gbR2AoTuzbzFBBNHr7g1Qpd/6fV56gpEFyzncZk7OgnmRUK zsETF1Ke4Mafo0nHUmGb3d8oqz/uB1CpsS2xxajo8Vlm10aoQU+rXrGGRJJ4EUeXFOHL iQMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=ASiZOAYz5KFcP3A9IjHRNygM9ZeiNc0Yjtm5LFE6Rdc=; b=h6m+WYgcav3e1zAN3WKhzCYfS6zzHd5hk+KvvyvWe0TA1sDVor4pxLSwzOcsUUtNiq tgYbxHAOM0PC4rNLhArCvFLjJZN9nH0xSeAqh5Mf9cViLHtWwhb6XhQ9zFeqaRnVKEpg wRiFHwP6HXOvB0OKPHXB3OiNjQXEAPPHt2ADxJc/m48NRkj0ykIGy4yTe9WQSw+2N6m9 BuYn+77KA/RBEJ/14t1zx3YtMpSrPlXTDZ07rgVIhZmrlmvZ2F7cfQ6xaJ7wCshK5AJG X+fSdlM7Xv1a2uJllLADJtIjCIJodBy118v9iB6vDLV93YLbjJhAcmCjP5Ti5LETYjit q2aQ== X-Gm-Message-State: AOAM533Jun+WjOcAWWFj8sEBBfNZQomy2CumdQlRHDKwMxZmUhVvDbQ9 SrMMJZY49labfcDidsgCoL9DfA== X-Google-Smtp-Source: ABdhPJwZTpBb0lAcz7RJZp79KrGZH2AYZv5mXWcLJKlyRZFmJ6c0paiUJ4LUztTfkTxB/BrAkOdzBA== X-Received: by 2002:a05:6808:1402:b0:2d3:4a20:3dfa with SMTP id w2-20020a056808140200b002d34a203dfamr6624463oiv.143.1646346727905; Thu, 03 Mar 2022 14:32:07 -0800 (PST) Received: from ripper.. ([2600:1700:a0:3dc8:205:1bff:fec0:b9b3]) by smtp.gmail.com with ESMTPSA id fq14-20020a0568710b0e00b000d4492531a2sm1764777oab.17.2022.03.03.14.32.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Mar 2022 14:32:07 -0800 (PST) From: Bjorn Andersson To: Rob Herring , Andy Shevchenko , Daniel Scally , Heikki Krogerus , Sakari Ailus , "Rafael J. Wysocki" , Hans de Goede Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Dmitry Baryshkov , Rob Herring Subject: [PATCH v3 5/6] dt-bindings: usb: Add binding for fcs,fsa4480 Date: Thu, 3 Mar 2022 14:33:50 -0800 Message-Id: <20220303223351.141238-5-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220303223351.141238-1-bjorn.andersson@linaro.org> References: <20220303223351.141238-1-bjorn.andersson@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org The Fairchild/ON Semiconductor FSA4480 Analog Audio switch is used in USB Type-C configurations for muxing analog audio onto the USB connector, and as such used to control the SBU signals for altmodes such as DisplayPort. Add a binding for this hardware block. Reviewed-by: Rob Herring Signed-off-by: Bjorn Andersson --- Changes since v2: - Picked up Rob's reviewed-by Changes since v1: - None .../devicetree/bindings/usb/fcs,fsa4480.yaml | 72 +++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml diff --git a/Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml b/Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml new file mode 100644 index 000000000000..9473f26b0621 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/usb/fcs,fsa4480.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: ON Semiconductor Analog Audio Switch + +maintainers: + - Bjorn Andersson + +properties: + compatible: + enum: + - fcs,fsa4480 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + vcc-supply: + description: power supply (2.7V-5.5V) + + mode-switch: + description: Flag the port as possible handle of altmode switching + type: boolean + + orientation-switch: + description: Flag the port as possible handler of orientation switching + type: boolean + + port: + $ref: /schemas/graph.yaml#/properties/port + description: + A port node to link the FSA4480 to a TypeC controller for the purpose of + handling altmode muxing and orientation switching. + +required: + - compatible + - reg + - port + +additionalProperties: false + +examples: + - | + #include + i2c13 { + #address-cells = <1>; + #size-cells = <0>; + + fsa4480@42 { + compatible = "fcs,fsa4480"; + reg = <0x42>; + + interrupts-extended = <&tlmm 2 IRQ_TYPE_LEVEL_LOW>; + + vcc-supply = <&vreg_bob>; + + mode-switch; + orientation-switch; + + port { + fsa4480_ept: endpoint { + remote-endpoint = <&typec_controller>; + }; + }; + }; + }; +...