From patchwork Mon Jun 26 11:09:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hal Feng X-Patchwork-Id: 696544 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 4B770EB64D7 for ; Mon, 26 Jun 2023 11:51:23 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 37F891547; Mon, 26 Jun 2023 13:50:31 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 37F891547 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1687780281; bh=UaEWMeEwQlYb5sY8Xmi2bZeRfUjtJfqjkAlZTJng8t8=; h=From:To:CC:Subject:Date:In-Reply-To:References:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=fCu+H/ZtiCYeRP0OgiGl8M92H7v09L1TamEBZnr4+blEwQ/U060IIkSlKW6ubDgOC K1f4ui38isx9s7Ffl3irUDvhnkY0M/xAWLJuHrbvJMcwaMzob7OeRSzpzerbxCnkLN p/tPuDljonCdCCWB0bcXOCC0Q53P7MWiOEXT1igA= Received: by alsa1.perex.cz (Postfix, from userid 50401) id E2C0DF806D1; Mon, 26 Jun 2023 13:43:38 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 44197F806B0; Mon, 26 Jun 2023 13:43:38 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id CD97AF80557; Mon, 26 Jun 2023 13:09:26 +0200 (CEST) Received: from ex01.ufhost.com (ex01.ufhost.com [61.152.239.75]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 5B942F80534 for ; Mon, 26 Jun 2023 13:09:17 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 5B942F80534 Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by ex01.ufhost.com (Postfix) with ESMTP id B713324E26A; Mon, 26 Jun 2023 19:09:13 +0800 (CST) Received: from EXMBX172.cuchost.com (172.16.6.92) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Mon, 26 Jun 2023 19:09:13 +0800 Received: from ubuntu.localdomain (113.72.146.167) by EXMBX172.cuchost.com (172.16.6.92) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Mon, 26 Jun 2023 19:09:12 +0800 From: Hal Feng To: Mark Brown , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Rob Herring , Krzysztof Kozlowski , Conor Dooley , "Walker Chen" , Xingyu Wu , Emil Renner Berthing , Hal Feng CC: , , , Subject: [PATCH v1 3/5] ASoC: dt-bindings: Add StarFive JH7110 PWM-DAC controller Date: Mon, 26 Jun 2023 19:09:07 +0800 Message-ID: <20230626110909.38718-4-hal.feng@starfivetech.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230626110909.38718-1-hal.feng@starfivetech.com> References: <20230626110909.38718-1-hal.feng@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [113.72.146.167] X-ClientProxiedBy: EXCAS064.cuchost.com (172.16.6.24) To EXMBX172.cuchost.com (172.16.6.92) X-YovoleRuleAgent: yovoleflag X-MailFrom: hal.feng@starfivetech.com X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1 Message-ID-Hash: 4VI2JTSVOVYU7A7QR7P3DLJTLGF5EGR4 X-Message-ID-Hash: 4VI2JTSVOVYU7A7QR7P3DLJTLGF5EGR4 X-Mailman-Approved-At: Mon, 26 Jun 2023 11:42:25 +0000 X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Add bindings for the PWM-DAC controller on the JH7110 RISC-V SoC by StarFive Ltd. Signed-off-by: Hal Feng Reviewed-by: Krzysztof Kozlowski --- .../sound/starfive,jh7110-pwmdac.yaml | 76 +++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/starfive,jh7110-pwmdac.yaml diff --git a/Documentation/devicetree/bindings/sound/starfive,jh7110-pwmdac.yaml b/Documentation/devicetree/bindings/sound/starfive,jh7110-pwmdac.yaml new file mode 100644 index 000000000000..91a4213f2bd8 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/starfive,jh7110-pwmdac.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/starfive,jh7110-pwmdac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 PWM-DAC Controller + +description: | + The PWM-DAC Controller uses PWM square wave generators plus RC filters to + form a DAC for audio play in StarFive JH7110 SoC. This audio play controller + supports 16 bit audio format, up to 48K sampling frequency , up to left + and right dual channels. + +maintainers: + - Hal Feng + +allOf: + - $ref: dai-common.yaml# + +properties: + compatible: + const: starfive,jh7110-pwmdac + + reg: + maxItems: 1 + + clocks: + items: + - description: PWMDAC APB + - description: PWMDAC CORE + + clock-names: + items: + - const: apb + - const: core + + resets: + maxItems: 1 + description: PWMDAC APB + + dmas: + maxItems: 1 + description: TX DMA Channel + + dma-names: + const: tx + + "#sound-dai-cells": + const: 0 + +required: + - compatible + - reg + - clocks + - clock-names + - resets + - dmas + - dma-names + - "#sound-dai-cells" + +additionalProperties: false + +examples: + - | + pwmdac@100b0000 { + compatible = "starfive,jh7110-pwmdac"; + reg = <0x100b0000 0x1000>; + clocks = <&syscrg 157>, + <&syscrg 158>; + clock-names = "apb", "core"; + resets = <&syscrg 96>; + dmas = <&dma 22>; + dma-names = "tx"; + #sound-dai-cells = <0>; + };