From patchwork Wed Sep 1 03:48:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sugar Zhang X-Patchwork-Id: 12468247 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 074DAC432BE for ; Wed, 1 Sep 2021 03:51:14 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 794D660FE6 for ; Wed, 1 Sep 2021 03:51:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 794D660FE6 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rock-chips.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 1B10E176F; Wed, 1 Sep 2021 05:50:22 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 1B10E176F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1630468272; bh=VCkjsVuqtUHFaic0a+d/r/nOFuvmXZfP6G+OQyhLybM=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=A/xHYPwdCNFnH0poHTdHsqamXRZ1Jx/qALx4dwmoMdidU7n/FnKmiCdpBaxeXnzOR Z4EBuiqq7U13vRa+uVae70pj3LuDIKf/v2C2yLdqhtZpgaX26TXvrRwXqoc63xn9y9 YpNhP++5E1ACmKrwSKUkTs0nXtM2RaSLq6+YVNWY= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 6AA27F804FE; Wed, 1 Sep 2021 05:49:02 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 3FCF6F804FC; Wed, 1 Sep 2021 05:49:00 +0200 (CEST) Received: from lucky1.263xmail.com (lucky1.263xmail.com [211.157.147.134]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 275AFF804E2 for ; Wed, 1 Sep 2021 05:48:46 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 275AFF804E2 Received: from localhost (unknown [192.168.167.172]) by lucky1.263xmail.com (Postfix) with ESMTP id B8199CFAFF; Wed, 1 Sep 2021 11:48:41 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-SKE-CHECKED: 1 X-ANTISPAM-LEVEL: 2 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P6276T140522026899200S1630468119931360_; Wed, 01 Sep 2021 11:48:41 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <6a04f27340317120328ab4c36cb59b7e> X-RL-SENDER: sugar.zhang@rock-chips.com X-SENDER: zxg@rock-chips.com X-LOGIN-NAME: sugar.zhang@rock-chips.com X-FST-TO: broonie@kernel.org X-RCPT-COUNT: 6 X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-System-Flag: 0 From: Sugar Zhang To: broonie@kernel.org, heiko@sntech.de Subject: [PATCH v3 7/7] ASoC: dt-bindings: rockchip: Convert pdm bindings to yaml Date: Wed, 1 Sep 2021 11:48:38 +0800 Message-Id: <1630468118-7321-2-git-send-email-sugar.zhang@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1630468039-7186-1-git-send-email-sugar.zhang@rock-chips.com> References: <1630468039-7186-1-git-send-email-sugar.zhang@rock-chips.com> Cc: Sugar Zhang , linux-rockchip@lists.infradead.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" This patch converts pdm bindings to yaml. Signed-off-by: Sugar Zhang Reviewed-by: Rob Herring --- Changes in v3: - Fix property 'path-map' suggested by Rob Herring. Changes in v2: - Fix yamllint errors. .../devicetree/bindings/sound/rockchip,pdm.txt | 64 ----------- .../devicetree/bindings/sound/rockchip,pdm.yaml | 120 +++++++++++++++++++++ 2 files changed, 120 insertions(+), 64 deletions(-) delete mode 100644 Documentation/devicetree/bindings/sound/rockchip,pdm.txt create mode 100644 Documentation/devicetree/bindings/sound/rockchip,pdm.yaml diff --git a/Documentation/devicetree/bindings/sound/rockchip,pdm.txt b/Documentation/devicetree/bindings/sound/rockchip,pdm.txt deleted file mode 100644 index b2d7e47..0000000 --- a/Documentation/devicetree/bindings/sound/rockchip,pdm.txt +++ /dev/null @@ -1,64 +0,0 @@ -* Rockchip PDM controller - -Required properties: - -- compatible: "rockchip,pdm" - - "rockchip,px30-pdm" - - "rockchip,rk1808-pdm" - - "rockchip,rk3308-pdm" - - "rockchip,rk3568-pdm" - - "rockchip,rv1126-pdm" -- reg: physical base address of the controller and length of memory mapped - region. -- dmas: DMA specifiers for rx dma. See the DMA client binding, - Documentation/devicetree/bindings/dma/dma.txt -- dma-names: should include "rx". -- clocks: a list of phandle + clock-specifer pairs, one for each entry in clock-names. -- clock-names: should contain following: - - "pdm_hclk": clock for PDM BUS - - "pdm_clk" : clock for PDM controller -- resets: a list of phandle + reset-specifer paris, one for each entry in reset-names. -- reset-names: reset names, should include "pdm-m". -- pinctrl-names: Must contain a "default" entry. -- pinctrl-N: One property must exist for each entry in - pinctrl-names. See ../pinctrl/pinctrl-bindings.txt - for details of the property values. - -Optional properties: -- rockchip,path-map: This is a variable length array, that shows the mapping - of SDIx to PATHx. By default, they are one-to-one mapping as follows: - - path0 <-- sdi0 - path1 <-- sdi1 - path2 <-- sdi2 - path3 <-- sdi3 - - e.g. "rockchip,path-map = <3 2 1 0>" means the mapping as follows: - - path0 <-- sdi3 - path1 <-- sdi2 - path2 <-- sdi1 - path3 <-- sdi0 - -Example for rk3328 PDM controller: - -pdm: pdm@ff040000 { - compatible = "rockchip,pdm"; - reg = <0x0 0xff040000 0x0 0x1000>; - clocks = <&clk_pdm>, <&clk_gates28 0>; - clock-names = "pdm_clk", "pdm_hclk"; - dmas = <&pdma 16>; - #dma-cells = <1>; - dma-names = "rx"; - pinctrl-names = "default", "sleep"; - pinctrl-0 = <&pdmm0_clk - &pdmm0_sdi0 - &pdmm0_sdi1 - &pdmm0_sdi2 - &pdmm0_sdi3>; - pinctrl-1 = <&pdmm0_clk_sleep - &pdmm0_sdi0_sleep - &pdmm0_sdi1_sleep - &pdmm0_sdi2_sleep - &pdmm0_sdi3_sleep>; -}; diff --git a/Documentation/devicetree/bindings/sound/rockchip,pdm.yaml b/Documentation/devicetree/bindings/sound/rockchip,pdm.yaml new file mode 100644 index 0000000..22e1cf6 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rockchip,pdm.yaml @@ -0,0 +1,120 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/rockchip,pdm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip PDM controller + +description: + The Pulse Density Modulation Interface Controller (PDMC) is + a PDM interface controller and decoder that support PDM format. + It integrates a clock generator driving the PDM microphone + and embeds filters which decimate the incoming bit stream to + obtain most common audio rates. + +maintainers: + - Heiko Stuebner + +properties: + compatible: + enum: + - rockchip,pdm + - rockchip,px30-pdm + - rockchip,rk1808-pdm + - rockchip,rk3308-pdm + - rockchip,rk3568-pdm + - rockchip,rv1126-pdm + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: clock for PDM controller + - description: clock for PDM BUS + + clock-names: + items: + - const: pdm_clk + - const: pdm_hclk + + dmas: + maxItems: 1 + + dma-names: + items: + - const: rx + + power-domains: + maxItems: 1 + + resets: + items: + - description: reset for PDM controller + + reset-names: + items: + - const: pdm-m + + rockchip,path-map: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: + Defines the mapping of PDM SDIx to PDM PATHx. + By default, they are mapped one-to-one. + maxItems: 4 + uniqueItems: true + items: + enum: [ 0, 1, 2, 3 ] + + "#sound-dai-cells": + const: 0 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - dmas + - dma-names + - "#sound-dai-cells" + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + + bus { + #address-cells = <2>; + #size-cells = <2>; + + pdm@ff040000 { + compatible = "rockchip,pdm"; + reg = <0x0 0xff040000 0x0 0x1000>; + interrupts = ; + clocks = <&cru SCLK_PDM>, <&cru HCLK_PDM>; + clock-names = "pdm_clk", "pdm_hclk"; + dmas = <&dmac 16>; + dma-names = "rx"; + #sound-dai-cells = <0>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pdmm0_clk + &pdmm0_sdi0 + &pdmm0_sdi1 + &pdmm0_sdi2 + &pdmm0_sdi3>; + pinctrl-1 = <&pdmm0_clk_sleep + &pdmm0_sdi0_sleep + &pdmm0_sdi1_sleep + &pdmm0_sdi2_sleep + &pdmm0_sdi3_sleep>; + }; + };