From patchwork Fri Apr 22 22:23:50 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 12824295 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 37502C433F5 for ; Fri, 22 Apr 2022 22:55:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233793AbiDVW62 (ORCPT ); Fri, 22 Apr 2022 18:58:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54688 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234231AbiDVW5m (ORCPT ); Fri, 22 Apr 2022 18:57:42 -0400 Received: from mail-oa1-x2b.google.com (mail-oa1-x2b.google.com [IPv6:2001:4860:4864:20::2b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 348B837668D for ; Fri, 22 Apr 2022 15:21:58 -0700 (PDT) Received: by mail-oa1-x2b.google.com with SMTP id 586e51a60fabf-e5e433d66dso10070036fac.5 for ; Fri, 22 Apr 2022 15:21:58 -0700 (PDT) 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=zbrQJFqn/WJzFyNhh4+ufy40OrWo2hrMWxpSlAkPQWY=; b=sRUYTmbk06KsFnSSqgjMEjZLe/nW8hlf6MtX6VtMuQT4zBTl86+ruLHJuAEZv6OBMU vkdLDekFqfBxRCgm0nuOub8bHmQvKhek5rp802gDBOYLPdMnFlPJ5zuLJAwGmfjU88qp s5W/kH8rNbT7RwW9fTZHNZiYKdA7mLEkQ914U0CFsCBV699zopXiCUM20cNbg4g2q/ju kHcPxtahw+cJVwYWcI3VFzXPQ9upUcUhqhvl7OTeZZA8kaSmHFcCFSlZYJ3qajDVDV+K 07iqwrDFjYwgoYpDUByoBX9a9aiOYadiN7GSfIOw69U8VKSE4Z4qdYO1OY06yD/PFgle iMsA== 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=zbrQJFqn/WJzFyNhh4+ufy40OrWo2hrMWxpSlAkPQWY=; b=mVfpx8zIl5KkpF7oD0XZaGYB2E76FQF8QXWEVoeQAaL7mL4GD2Tk0eXu/5iy9/G+WE KykqyNXjVW5DNR3pzXmcXzYmfnakJXC+/zjp8XKc93G5m+c1Jvb8wOrtkk0eZ2jQKK4y YpVpc2yvmkpscfnPc4NGeJ9oKUvh4dmCaVgK6JZ0olGtnBNFxz6Xxv+UaCfeBtU0nvMA OzLATI7K8tbSS6BEeX2x140oKPiTZPKX7sHlU23VY/S/uHoc1knIcxWCzckzC4y/0lxp K6AXLpLgS5285SfcLvcBvTzz16bWeN1lChifemmB+2/4dITVnIETtLCadbDzhPjOMx8R C4FQ== X-Gm-Message-State: AOAM531WPWlKUSFGUJH6hCS5bKH+ZzX/LI6Mqhi8SblRnOQ2EVXyi9CD fLZZ+JdIQyVvQR7lW2mXUD3JZQ== X-Google-Smtp-Source: ABdhPJwNrtkIBqCrhCqv28M2QWXDvRl/sQAPj3p6KYeo/awaC3wDWg5F9wMuMSThxywFlqVOUFlklg== X-Received: by 2002:a05:6870:d0ce:b0:de:79e2:7ec7 with SMTP id k14-20020a056870d0ce00b000de79e27ec7mr2814583oaa.245.1650666117162; Fri, 22 Apr 2022 15:21:57 -0700 (PDT) Received: from ripper.. ([2600:1700:a0:3dc8:205:1bff:fec0:b9b3]) by smtp.gmail.com with ESMTPSA id js4-20020a056870bac400b000e687cdf5adsm1049224oab.55.2022.04.22.15.21.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Apr 2022 15:21:56 -0700 (PDT) From: Bjorn Andersson To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , 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, Rob Herring Subject: [PATCH v5 6/7] dt-bindings: usb: Add binding for fcs,fsa4480 Date: Fri, 22 Apr 2022 15:23:50 -0700 Message-Id: <20220422222351.1297276-7-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220422222351.1297276-1-bjorn.andersson@linaro.org> References: <20220422222351.1297276-1-bjorn.andersson@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@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 v4: - 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>; + }; + }; + }; + }; +...