From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9CFF8C4451C for ; Tue, 21 Jul 2026 06:41:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=A6arKxt/pKAK4HvJvMnbtdBhQ+d77oJa3U99lYSiiAM=; b=KNBYtOiVbnwmAutHnMX0BVVnIo WrIFIVVJgcAibeJ0BqhNlAl7aOxQMMQ/ZQGJVKHX1UggyQFw8OedNqhwUhxNgmTzCKgA8pmBeLZ59 5TBocmFa3JHnlk62MKkDEJThi1rh/6hTCEu6RntHYPO4ZHSZt/I0PwW240YwlJYhAwoGRkEqkBvv4 vrWyIg3GZenbPF4oGSRG/JEndVk9XQpRW4uUg1LohGwaNm+mJ4tByHvEYAGLVS3UIFR8dJIW2sXam vZ0R5nT80WXy5HwG7p29FNj/+Uny8zi7R9n0dvHKnPtkns8aGPS0IqpJvWiLAvdYXflBPFS8JqFtd kmun7oCQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wm4Af-00000008Y6n-1nGw; Tue, 21 Jul 2026 06:41:41 +0000 Received: from mail-wr1-x42d.google.com ([2a00:1450:4864:20::42d]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wm4AV-00000008Xzg-3srq for linux-arm-kernel@lists.infradead.org; Tue, 21 Jul 2026 06:41:34 +0000 Received: by mail-wr1-x42d.google.com with SMTP id ffacd0b85a97d-47df6a5655aso589843f8f.1 for ; Mon, 20 Jul 2026 23:41:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1784616090; x=1785220890; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=A6arKxt/pKAK4HvJvMnbtdBhQ+d77oJa3U99lYSiiAM=; b=abhxboKYTw0deYokzABdj2HhwsLtObNrXA1RSU5l4kN9HtXHl1TTAdAtW6BZ7DrImG CMlNQDNDfdROSEsexn8YMTOs+cxw9Idm3039cROYDIKUWkXSmOwozIPe3sMMVQVRTb3k sDWIvgf9ncqsSxq8HpvngWwhsoZ0p6tK9PQcVfwUtKgffHcvBA5MgOEZzC3XrcPs22WL LJB8M4Qay4Uv4ImzZF0zgENK0ViLeSXIksoZYowm4Io31qq4QggCgCm/PQHcEirH0TyP 1FXNukzEB367HqBp5JcM6M40IRJBqJucEZPnlZGz3wV/15iEcCPzkShVFktgXGFxeahL KxTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784616090; x=1785220890; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=A6arKxt/pKAK4HvJvMnbtdBhQ+d77oJa3U99lYSiiAM=; b=k5ZII4jJ2YS4hUAe4bvbobT6/LkIFwM41+FnC/RBy3kOOqJVpblXJuq1/89bR8dLpZ T8PV58F/cic4Nu2GI0/yAUvj6fDjq+kk4735t63JFAcqTLlrHGKIODQAGqHLF7yH2FrP RssE72L3/I8aB9k3dgxRisgGhjiF6UQwyr3tLwRPLvfOmuOsyzn17yg4mVhcaAbtorBV 0c5MGwTrbuVzvyFJvPRUA+tGReJRX/2fPsAHzPUTnKMrws8Mn/VwuFgtPFl5TF+26QU7 Lz3Mdw6f+EcaSPJqWNzlbVdZ0cRmYK381T6c7FtbgWka78OBkEIuopHchOI5NmuykPd1 rgQw== X-Forwarded-Encrypted: i=1; AHgh+RqlkmnrBmNg+zVGwI1MMlMDf/LfPsCRFF8y/JLElkwEW/PX2ZXeSQEYPHDaQTZK8feNysYSDCvOp75OxRE/OrS8@lists.infradead.org X-Gm-Message-State: AOJu0Yxy7ZFJtokFte4Jay9mTGbdTrPPnw+YBfqp38M+Y4xDpoBKOOhD i0KdJ4YsK59M++vx8DeSS4WeOFox1DleaOXVLU64H6hYb6D79VrjVKBf X-Gm-Gg: AR+sD129f/m/yeZICXmXgcGpY9WdnPinUzfjEL8N7nlUII37AvUDDWkFkR8v4FkU1mt 8eR8l+Jj6qYdk1CNNx+ZrmZkSjJzsGaM351bYJiOlOExmt4zB99zcjSGTeB+Wsz12jvjZT2OZgQ KmCdONBFP0q7PPNd2S2FSEaNB2ATKfKXBBV7sAUP6beSsTdXB/0336Z/0PApR5KSUAXwtG1UUrC QE3Fgx65bUKhBT/eVlAezK0IY4zjh2aPIXhDOVYAZBKGCsXt3vw6WO0a9uc02sr4jR2WecPWd9M n/+1TCmEc08wlzoSEQAIV+Jf9/T29ogphKNDiFIc8eECy82gNvEFQiZFwamzZ5apK7sB8F/u5lC 98pUL1/sYiWjVfiKnVV1Y53YPvVssiEJR5xNgCIjv3J4OrfoRYwpE13VWFuvmdiJ6EJy8aBWQZK qsn3WaYMp7Hg4e68Tonp8p438TYc+4fpvszr8Ao2rHJAriRHxO9gbrkwYK7Mpc4H1X18sTSfufP SpXGyzhPSDnqBKYa3xcBg== X-Received: by 2002:a05:6000:238a:b0:475:3a97:8e2a with SMTP id ffacd0b85a97d-47f6233d4ecmr10721512f8f.7.1784616089904; Mon, 20 Jul 2026 23:41:29 -0700 (PDT) Received: from OrangePi5-Plus.BB-HOME (20014C4E1B88AD00DA0BF9DB4519DBD6.dsl.pool.telekom.hu. [2001:4c4e:1b88:ad00:da0b:f9db:4519:dbd6]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47f63ed1911sm38837951f8f.22.2026.07.20.23.41.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Jul 2026 23:41:29 -0700 (PDT) From: Igor Paunovic To: Dmitry Osipenko , Mauro Carvalho Chehab Cc: Sebastian Reichel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Igor Paunovic Subject: [PATCH v4 1/4] dt-bindings: media: snps,dw-hdmi-rx: add #sound-dai-cells Date: Tue, 21 Jul 2026 08:41:12 +0200 Message-ID: <20260721064115.64809-2-royalnet026@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260721064115.64809-1-royalnet026@gmail.com> References: <20260721064115.64809-1-royalnet026@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260720_234131_986902_B8D0E91A X-CRM114-Status: GOOD ( 15.22 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The HDMI RX controller can expose the audio embedded in the incoming HDMI stream as an ALSA capture device. Document the #sound-dai-cells property so that a sound card can reference the HDMI RX audio DAI. Signed-off-by: Igor Paunovic --- Changes in v4 (both suggested by Krzysztof Kozlowski): - reference dai-common.yaml and switch additionalProperties to unevaluatedProperties: false - drop the consumer comment from the binding example Changes in v3: - no changes Changes in v2 (all suggested by Sebastian Reichel): - reworded the commit message to describe the hardware - property description now documents the DAI indexes (0 = I2S, 1 = S/PDIF) - moved the consumer reference into the binding example .../devicetree/bindings/media/snps,dw-hdmi-rx.yaml | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml index b7f6c87..b80660d 100644 --- a/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml +++ b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml @@ -78,6 +78,13 @@ properties: The phandle of the syscon node for the Video Output GRF register to enable EDID transfer through SDAIN and SCLIN. + "#sound-dai-cells": + const: 1 + description: + The HDMI RX controller has two digital audio interfaces, one for + I2S and one for S/PDIF. The DAI cell selects the interface, 0 for + I2S and 1 for S/PDIF. + required: - compatible - reg @@ -90,7 +97,10 @@ required: - pinctrl-0 - hpd-gpios -additionalProperties: false +allOf: + - $ref: /schemas/sound/dai-common.yaml# + +unevaluatedProperties: false examples: - | @@ -129,4 +139,5 @@ examples: pinctrl-0 = <&hdmim1_rx_cec &hdmim1_rx_hpdin &hdmim1_rx_scl &hdmim1_rx_sda &hdmirx_5v_detection>; pinctrl-names = "default"; hpd-gpios = <&gpio1 22 GPIO_ACTIVE_LOW>; + #sound-dai-cells = <1>; }; -- 2.53.0