From patchwork Mon Aug 26 09:53:08 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nikita Shubin via B4 Relay X-Patchwork-Id: 13777551 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C125C146581; Mon, 26 Aug 2024 09:53:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724666003; cv=none; b=IpjeAkJxgqRe7bk5w9j+cb9ykX7Y6m6MsFuiSr3LWVIq8sV/YlLTGqpA8PHjtK7TNi9EOeURIHQtKlowYBurQQNwisa0lUYVIO8cqheZEiUznXuCm/ef7/Y4rFK+vM9MB2Y86Mf0+VgrCYPi0Cnd+rf0IP8o00faRxkY7F7dclg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724666003; c=relaxed/simple; bh=Ug/x3tr45hzvv7fRR3FhamGYtug56GmKsRN/db9q/jI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=SD+fKD3MVNL7qp2baeL7oKKLnmjlulRZTI8lvKXFPF/UVsbTTvsYWEdY1vxLoYYd2qar3IUTy1Us9xOKZKaAN3KYtYz0NRJUZ5P1JkzJNkrnTzx/Odh1dSn2MH47y6EfkBk/V8l9vYsdfL8bYIlz/FXX5F0hFjI8Z04b4pOyT54= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=QOirCdii; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="QOirCdii" Received: by smtp.kernel.org (Postfix) with ESMTPS id 47B1BC5141B; Mon, 26 Aug 2024 09:53:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724666003; bh=Ug/x3tr45hzvv7fRR3FhamGYtug56GmKsRN/db9q/jI=; h=From:Date:Subject:To:Cc:Reply-To:From; b=QOirCdiiAMbXNgmY0OPUvJIXyj2Lgo6OVl+j4ceWPMAupwz7Ct4VfCGBVGzi9sEjA GHpqllboW/X8n+rPl63bHmtp+I6OfTE6HQWcLHTx88+ss0A3jdCRZc1kDgCN9sn5K6 sXi5teD68OGIuVhtC/BILdpMmbwKFpjsxP44D2LGfIQLe/451dN0z4PAbIF02l7eee T7u8o3g34/MBPqjRvSLfa0cAvw+Nlx+50lXNr00a1id5wBzWWJVHjMHN3GINUuNoBb Fkju/uWOM/5powcLNVR6DycChK1v3+ZF0wIlNOvCf3JCj3hoRoE39RX23lov1fhoxt ZirRrBf35Of4Q== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2E83FC5321D; Mon, 26 Aug 2024 09:53:23 +0000 (UTC) From: Nikita Shubin via B4 Relay Date: Mon, 26 Aug 2024 12:53:08 +0300 Subject: [PATCH] ASoC: dt-bindings: cirrus,cs4271: Convert to dtschema Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240826-cs4271-yaml-v1-1-dad3f0b041ef@maquefel.me> X-B4-Tracking: v=1; b=H4sIAINQzGYC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDIxMDCyMz3eRiEyNzQ93KxNwc3VRjC0sDI2ODlKSkNCWgjoKi1LTMCrBp0bG 1tQC/5/+UXQAAAA== To: David Rhodes , Richard Fitzgerald , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexander Sverdlin Cc: linux-sound@vger.kernel.org, patches@opensource.cirrus.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Nikita Shubin X-Mailer: b4 0.15-dev-99b12 X-Developer-Signature: v=1; a=ed25519-sha256; t=1724666002; l=5234; i=nikita.shubin@maquefel.me; s=20230718; h=from:subject:message-id; bh=GRy6WLVokizOeb8p/5VYo3MDJi8y2Fw/p8AH0P7Qby4=; b=KYGDv2HkUyItR7HwIF+XvufSO8R8sBZ+eAHBsn2VvLtiVE4+a3K2u1oxbIC0zZzvtlGZ+dFSIRDF h7II+WYDBzVKLjW3VIpnxy8/z1C64ndgm2cZ6qw70Xj0NUfgbd6A X-Developer-Key: i=nikita.shubin@maquefel.me; a=ed25519; pk=vqf5YIUJ7BJv3EJFaNNxWZgGuMgDH6rwufTLflwU9ac= X-Endpoint-Received: by B4 Relay for nikita.shubin@maquefel.me/20230718 with auth_id=65 X-Original-From: Nikita Shubin Reply-To: nikita.shubin@maquefel.me From: Nikita Shubin Convert the Cirrus Logic CS4271 audio CODEC bindings to DT schema. Cc: Alexander Sverdlin Signed-off-by: Nikita Shubin Link: https://lore.kernel.org/all/20240715-ep93xx-v11-0-4e924efda795@maquefel.me --- This is complementary patch to ep93xx DT conversion series. Based on "ASoC: dt-bindings: cirrus,cs4270: Convert to dtschema" patch. --- .../devicetree/bindings/sound/cirrus,cs4271.yaml | 91 ++++++++++++++++++++++ Documentation/devicetree/bindings/sound/cs4271.txt | 57 -------------- 2 files changed, 91 insertions(+), 57 deletions(-) --- base-commit: 5be63fc19fcaa4c236b307420483578a56986a37 change-id: 20240826-cs4271-yaml-e3890230dbbf Best regards, diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs4271.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs4271.yaml new file mode 100644 index 000000000000..dd104483ab81 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cirrus,cs4271.yaml @@ -0,0 +1,91 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/cirrus,cs4271.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic CS4271 audio CODEC + +maintainers: + - Alexander Sverdlin + - Nikita Shubin + +description: + The CS4271 is a stereo audio codec. This driver supports both the I2C + and the SPI bus. + +allOf: + - $ref: dai-common.yaml# + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +properties: + compatible: + const: cirrus,cs4271 + + reg: + maxItems: 1 + + spi-cpha: true + + spi-cpol: true + + '#sound-dai-cells': + const: 0 + + reset-gpio: + description: + This pin will be deasserted before communication to the codec starts. + maxItems: 1 + + va-supply: + description: Analog power supply. + + vd-supply: + description: Digital power supply. + + vl-supply: + description: Serial Control Port power supply. + + port: + $ref: audio-graph-port.yaml# + unevaluatedProperties: false + + cirrus,amuteb-eq-bmutec: + description: + When given, the Codec's AMUTEB=BMUTEC flag is enabled. + type: boolean + + cirrus,enable-soft-reset: + description: | + The CS4271 requires its LRCLK and MCLK to be stable before its RESET + line is de-asserted. That also means that clocks cannot be changed + without putting the chip back into hardware reset, which also requires + a complete re-initialization of all registers. + + One (undocumented) workaround is to assert and de-assert the PDN bit + in the MODE2 register. This workaround can be enabled with this DT + property. + + Note that this is not needed in case the clocks are stable + throughout the entire runtime of the codec. + type: boolean + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + cs4271: codec@0 { + compatible = "cirrus,cs4271"; + reg = <0>; + reset-gpio = <&gpio0 1 0>; + }; + }; + +... \ No newline at end of file diff --git a/Documentation/devicetree/bindings/sound/cs4271.txt b/Documentation/devicetree/bindings/sound/cs4271.txt deleted file mode 100644 index 6e699ceabacd..000000000000 --- a/Documentation/devicetree/bindings/sound/cs4271.txt +++ /dev/null @@ -1,57 +0,0 @@ -Cirrus Logic CS4271 DT bindings - -This driver supports both the I2C and the SPI bus. - -Required properties: - - - compatible: "cirrus,cs4271" - -For required properties on SPI, please consult -Documentation/devicetree/bindings/spi/spi-bus.txt - -Required properties on I2C: - - - reg: the i2c address - - -Optional properties: - - - reset-gpio: a GPIO spec to define which pin is connected to the chip's - !RESET pin - - cirrus,amuteb-eq-bmutec: When given, the Codec's AMUTEB=BMUTEC flag - is enabled. - - cirrus,enable-soft-reset: - The CS4271 requires its LRCLK and MCLK to be stable before its RESET - line is de-asserted. That also means that clocks cannot be changed - without putting the chip back into hardware reset, which also requires - a complete re-initialization of all registers. - - One (undocumented) workaround is to assert and de-assert the PDN bit - in the MODE2 register. This workaround can be enabled with this DT - property. - - Note that this is not needed in case the clocks are stable - throughout the entire runtime of the codec. - - - vd-supply: Digital power - - vl-supply: Logic power - - va-supply: Analog Power - -Examples: - - codec_i2c: cs4271@10 { - compatible = "cirrus,cs4271"; - reg = <0x10>; - reset-gpio = <&gpio 23 0>; - vd-supply = <&vdd_3v3_reg>; - vl-supply = <&vdd_3v3_reg>; - va-supply = <&vdd_3v3_reg>; - }; - - codec_spi: cs4271@0 { - compatible = "cirrus,cs4271"; - reg = <0x0>; - reset-gpio = <&gpio 23 0>; - spi-max-frequency = <6000000>; - }; -