From patchwork Wed Sep 7 14:21:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Ceresoli X-Patchwork-Id: 12969034 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 E7E33C38145 for ; Wed, 7 Sep 2022 14:24:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=WcWKl0BmVNGcd3Yhhz0/ODKtv1lxdv+/JxhNz52PeXU=; b=yN+ZQj50joSHYy 0GHNkoKLJVT/d6jfuIsieCeGsHuLmHPHni2rGuXIuX4DvU6wMix5SLoV4glyQjAXI4pf1ygZjVmgt ZYzovE1Qhdm0LHVamnIxxW5EmL34NKsYOw5sBDZaYVUmpxmQ/5X/rXUGq94TFePGRgKn/+6TuyZlY ANa9lz2MJg5xUaUgkcjw9l1cXvO5apVeVSdcw0O6UUoDuOfvSCeRqOCPqigN2eB54fcDAD0/Gxk9C wtLE8E+KCLAyQfFofNglYeKcZRXyClA4ByQs/dy80YuwzrX5Ey+2Ho+NmW86CoRC6J2tyqb7S+zod EEXpWxQDtDeemjnPnSrg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oVvxF-006p5Q-D9; Wed, 07 Sep 2022 14:23:01 +0000 Received: from relay12.mail.gandi.net ([2001:4b98:dc4:8::232]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oVvwQ-006oWF-60; Wed, 07 Sep 2022 14:22:12 +0000 Received: from booty.fritz.box (unknown [77.244.183.192]) (Authenticated sender: luca.ceresoli@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id F2C2920000F; Wed, 7 Sep 2022 14:22:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1662560526; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VgbxwdFt5PQppcOV7X5ar9OBFO85n+/rhDp625ejemw=; b=K3xa18hD5THvri4wHGXS1ynPnBzxFd5Zor2sm9QM6SMroLfr12HiVYVsbewqW89p0iqgV4 IlnnpUFS8seVJT3Mtv0E7rprRb3KqgTrVixWJN+fNMl6fibdHrWSEwwduzd3sEN9D7C5Kf 7R+Hh0+gkO0A4KbbemjizLE5quL2C8M20AJgKZJhM1WaQ1sNXjU+2lpBbooX5O5HfXNQAx q/o/FegSFyelVAKO3y8zlWkcJtcN+6eGCdGElS9d+wfZg76iBu4oazIuQ7Bww9Ry0x2qvA rIYgWb+yghfJ2U2bCudSsu/kIAyKbz6kVQr6rHL9gI+PC6OAaCk3UAm1q4QbRg== From: luca.ceresoli@bootlin.com To: alsa-devel@alsa-project.org, linux-rockchip@lists.infradead.org Cc: Luca Ceresoli , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Heiko Stuebner , Jaroslav Kysela , Takashi Iwai , Nicolas Frattaroli , Philipp Zabel , Johan Jonker , Chris Morgan Subject: [PATCH 2/8] ASoC: rockchip: rk3308: add audio card bindings Date: Wed, 7 Sep 2022 16:21:18 +0200 Message-Id: <20220907142124.2532620-3-luca.ceresoli@bootlin.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220907142124.2532620-1-luca.ceresoli@bootlin.com> References: <20220907142124.2532620-1-luca.ceresoli@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220907_072210_610228_7C8EE8FB X-CRM114-Status: GOOD ( 14.75 ) 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 From: Luca Ceresoli Add device tree bindings document for the audio card based on the internal I2S of the Rockchip RK3308 SoC. Signed-off-by: Luca Ceresoli --- .../rockchip,rk3308-audio-graph-card.yaml | 50 +++++++++++++++++++ MAINTAINERS | 5 ++ 2 files changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/rockchip,rk3308-audio-graph-card.yaml diff --git a/Documentation/devicetree/bindings/sound/rockchip,rk3308-audio-graph-card.yaml b/Documentation/devicetree/bindings/sound/rockchip,rk3308-audio-graph-card.yaml new file mode 100644 index 000000000000..8445a69dcdbb --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rockchip,rk3308-audio-graph-card.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/rockchip,rk3308-audio-graph-card.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip RK3308 Audio card based on internal I2S + +maintainers: + - Luca Ceresoli + +allOf: + - $ref: /schemas/sound/audio-graph.yaml# + +properties: + compatible: + const: rockchip,rk3308-audio-graph-card + +required: + - compatible + +unevaluatedProperties: false + +examples: + - | + sound { + compatible = "rockchip,rk3308-audio-graph-card"; + dais = <&i2s_8ch_2_port>; + }; + + i2s_8ch_2 { + i2s_8ch_2_port: port { + i2s_8ch_2_endpoint: endpoint { + remote-endpoint = <&acodec_endpoint>; + dai-format = "i2s"; + + /* The RK3308 acodec has no clock dividers, use the CPU */ + bitclock-master = <&i2s_8ch_2_endpoint>; + frame-master = <&i2s_8ch_2_endpoint>; + }; + }; + }; + + acodec { + port { + acodec_endpoint: endpoint { + remote-endpoint = <&i2s_8ch_2_endpoint>; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index d53a8e74cb1e..079bdd95dc49 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -17594,6 +17594,11 @@ S: Maintained F: Documentation/devicetree/bindings/sound/rockchip,rk3308-codec.yaml F: include/dt-bindings/sound/rockchip,rk3308-codec.h +ROCKCHIP RK3308 SOUND CARD DRIVER +M: Luca Ceresoli +S: Maintained +F: Documentation/devicetree/bindings/sound/rockchip,rk3308-audio-graph-card.yaml + ROCKCHIP VIDEO DECODER DRIVER M: Ezequiel Garcia L: linux-media@vger.kernel.org