From patchwork Mon Aug 9 13:59:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 494135 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, 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 AFFCBC43214 for ; Mon, 9 Aug 2021 14:00:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9190A610EA for ; Mon, 9 Aug 2021 14:00:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234719AbhHIOAr (ORCPT ); Mon, 9 Aug 2021 10:00:47 -0400 Received: from smtp-relay-canonical-1.canonical.com ([185.125.188.121]:53160 "EHLO smtp-relay-canonical-1.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234665AbhHIOAr (ORCPT ); Mon, 9 Aug 2021 10:00:47 -0400 Received: from mail-ed1-f70.google.com (mail-ed1-f70.google.com [209.85.208.70]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by smtp-relay-canonical-1.canonical.com (Postfix) with ESMTPS id D0D4840676 for ; Mon, 9 Aug 2021 14:00:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1628517625; bh=dzZFzylzg3F3zI37wlmtXpLIjYf2xoTR0tAEuDbeS0g=; h=From:To:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=LBKtjRjYLQug7d7JKwKvOpeHtFrViImYMnyemLFsNVSoC2Okkk56IdamDhqrTQNPK GTnT71fqHcBYttH4oy+5sVXmrO++t4OKZJc1MbNaW1nCPNYRUTiB10tkKNlBa4lgPK YaBkW7BB6tR6h33BFlpEYd00ZJ9DUYOLTDPZsRzQxqXbAEuDkT1eRqrY7duVkeR6cW ZB+ofCm3zaOMwI95YbILp2Ls922XOoc2P0WIzzM1jc0fgso0kX5dEyIAgGTSy2QRUe z4jnB9SQCopyRcjMQ1Nuo+dEYlnQ5zIDAMJGwHa2UvmmfJ9ppiqTQdlhJ945oejgdT A30ioyaynEpMw== Received: by mail-ed1-f70.google.com with SMTP id v20-20020aa7d9d40000b02903be68450bf3so1118259eds.23 for ; Mon, 09 Aug 2021 07:00:25 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=dzZFzylzg3F3zI37wlmtXpLIjYf2xoTR0tAEuDbeS0g=; b=AiKPY1UgVrN9qPqF7FQuoy4Q1LSu7hci2HcRwYM7DICdOHm4QxpoRu9W/asCO1K2mN CyGbLi5kWIKDoRBmgCfYbyDPnmc1ayJOYc4o8Bmw27OBPOJ/AemR1H8EyHqqNumA1c/4 ObgA4eOaQn3n35KVdA0WdVdftlYuv1KdHekQ0Z6+MlBU4W4GntzJGQbYPdwp3iz4T/KJ YVdbPIDkFhZ1lj1ccyYPATQbmVqgxU8R3TOjGBhuC7VWEPh6wNT3ySRhZdPUzjJvMI6I e1tqZ8WWd94MrFnEZPtlVutZJuh/1ZMA6Z4Zd/alGIUrSC7mWCA1WGnbqdij0wyBYLjR m78w== X-Gm-Message-State: AOAM533tEuz5f5WdrUovOthcFaf1Fe0pmzRckur+g0Mqx0588h0kNzFI Xr2dOJkv0GLk4sE3STjRgjOVNk7x6ZTHLIhPmzquR5QCogcrQFqXxUjOHLTtoSg9C+lbsrRgS6A QSEdpJyaxizaxlOJBlNU/3+JBclCRupk7fe9KZgm2EmyTRfJo X-Received: by 2002:a05:6402:1e96:: with SMTP id f22mr30139570edf.189.1628517625363; Mon, 09 Aug 2021 07:00:25 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxzFm0bmnkG1HVJ50+pvIKAHRiBiU9qMyS0QWed4IOmybYYTuHgupec4s3V1DPBs9+rUc6Ckg== X-Received: by 2002:a05:6402:1e96:: with SMTP id f22mr30139546edf.189.1628517625181; Mon, 09 Aug 2021 07:00:25 -0700 (PDT) Received: from localhost.localdomain ([86.32.42.198]) by smtp.gmail.com with ESMTPSA id b17sm7909686edd.27.2021.08.09.07.00.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Aug 2021 07:00:24 -0700 (PDT) From: Krzysztof Kozlowski To: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Sylwester Nawrocki , Tomasz Figa , Chanwoo Choi , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/3] dt-bindings: clock: samsung: convert Exynos AudSS to dtschema Date: Mon, 9 Aug 2021 15:59:40 +0200 Message-Id: <20210809135942.100744-2-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210809135942.100744-1-krzysztof.kozlowski@canonical.com> References: <20210809135942.100744-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Convert Samsung Exynos Audio SubSystem clock controller bindings to DT schema format using json-schema. Signed-off-by: Krzysztof Kozlowski --- .../bindings/clock/clk-exynos-audss.txt | 103 ------------------ .../clock/samsung,exynos-audss-clock.yaml | 79 ++++++++++++++ 2 files changed, 79 insertions(+), 103 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/clk-exynos-audss.txt create mode 100644 Documentation/devicetree/bindings/clock/samsung,exynos-audss-clock.yaml diff --git a/Documentation/devicetree/bindings/clock/clk-exynos-audss.txt b/Documentation/devicetree/bindings/clock/clk-exynos-audss.txt deleted file mode 100644 index 6030afb10b5c..000000000000 --- a/Documentation/devicetree/bindings/clock/clk-exynos-audss.txt +++ /dev/null @@ -1,103 +0,0 @@ -* Samsung Audio Subsystem Clock Controller - -The Samsung Audio Subsystem clock controller generates and supplies clocks -to Audio Subsystem block available in the S5PV210 and Exynos SoCs. The clock -binding described here is applicable to all SoCs in Exynos family. - -Required Properties: - -- compatible: should be one of the following: - - "samsung,exynos4210-audss-clock" - controller compatible with all Exynos4 SoCs. - - "samsung,exynos5250-audss-clock" - controller compatible with Exynos5250 - SoCs. - - "samsung,exynos5410-audss-clock" - controller compatible with Exynos5410 - SoCs. - - "samsung,exynos5420-audss-clock" - controller compatible with Exynos5420 - SoCs. -- reg: physical base address and length of the controller's register set. - -- #clock-cells: should be 1. - -- clocks: - - pll_ref: Fixed rate PLL reference clock, parent of mout_audss. "fin_pll" - is used if not specified. - - pll_in: Input PLL to the AudioSS block, parent of mout_audss. "fout_epll" - is used if not specified. - - cdclk: External i2s clock, parent of mout_i2s. "cdclk0" is used if not - specified. - - sclk_audio: Audio bus clock, parent of mout_i2s. "sclk_audio0" is used if - not specified. - - sclk_pcm_in: PCM clock, parent of sclk_pcm. "sclk_pcm0" is used if not - specified. - -- clock-names: Aliases for the above clocks. They should be "pll_ref", - "pll_in", "cdclk", "sclk_audio", and "sclk_pcm_in" respectively. - -Optional Properties: - - - power-domains: a phandle to respective power domain node as described by - generic PM domain bindings (see power/power_domain.txt for more - information). - -The following is the list of clocks generated by the controller. Each clock is -assigned an identifier and client nodes use this identifier to specify the -clock which they consume. Some of the clocks are available only on a particular -Exynos4 SoC and this is specified where applicable. - -Provided clocks: - -Clock ID SoC (if specific) ------------------------------------------------ - -mout_audss 0 -mout_i2s 1 -dout_srp 2 -dout_aud_bus 3 -dout_i2s 4 -srp_clk 5 -i2s_bus 6 -sclk_i2s 7 -pcm_bus 8 -sclk_pcm 9 -adma 10 Exynos5420 - -Example 1: An example of a clock controller node using the default input - clock names is listed below. - -clock_audss: audss-clock-controller@3810000 { - compatible = "samsung,exynos5250-audss-clock"; - reg = <0x03810000 0x0C>; - #clock-cells = <1>; -}; - -Example 2: An example of a clock controller node with the input clocks - specified. - -clock_audss: audss-clock-controller@3810000 { - compatible = "samsung,exynos5250-audss-clock"; - reg = <0x03810000 0x0C>; - #clock-cells = <1>; - clocks = <&clock 1>, <&clock 7>, <&clock 138>, <&clock 160>, - <&ext_i2s_clk>; - clock-names = "pll_ref", "pll_in", "sclk_audio", "sclk_pcm_in", "cdclk"; -}; - -Example 3: I2S controller node that consumes the clock generated by the clock - controller. Refer to the standard clock bindings for information - about 'clocks' and 'clock-names' property. - -i2s0: i2s@3830000 { - compatible = "samsung,i2s-v5"; - reg = <0x03830000 0x100>; - dmas = <&pdma0 10 - &pdma0 9 - &pdma0 8>; - dma-names = "tx", "rx", "tx-sec"; - clocks = <&clock_audss EXYNOS_I2S_BUS>, - <&clock_audss EXYNOS_I2S_BUS>, - <&clock_audss EXYNOS_SCLK_I2S>, - <&clock_audss EXYNOS_MOUT_AUDSS>, - <&clock_audss EXYNOS_MOUT_I2S>; - clock-names = "iis", "i2s_opclk0", "i2s_opclk1", - "mout_audss", "mout_i2s"; -}; diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos-audss-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos-audss-clock.yaml new file mode 100644 index 000000000000..d60b29fa22e7 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/samsung,exynos-audss-clock.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/samsung,exynos-audss-clock.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung Exynos SoC Audio SubSystem clock controller + +maintainers: + - Chanwoo Choi + - Krzysztof Kozlowski + - Sylwester Nawrocki + - Tomasz Figa + +description: | + All available clocks are defined as preprocessor macros in + include/dt-bindings/clock/exynos-audss-clk.h header. + +properties: + compatible: + enum: + - samsung,exynos4210-audss-clock + - samsung,exynos5250-audss-clock + - samsung,exynos5410-audss-clock + - samsung,exynos5420-audss-clock + + clocks: + minItems: 2 + items: + - description: + Fixed rate PLL reference clock, parent of mout_audss. "fin_pll" is + used if not specified. + - description: + Input PLL to the AudioSS block, parent of mout_audss. "fout_epll" is + used if not specified. + - description: + Audio bus clock, parent of mout_i2s. "sclk_audio0" is used if not + specified. + - description: + PCM clock, parent of sclk_pcm. "sclk_pcm0" is used if not specified. + - description: + External i2s clock, parent of mout_i2s. "cdclk0" is used if not + specified. + + clock-names: + minItems: 2 + items: + - const: pll_ref + - const: pll_in + - const: sclk_audio + - const: sclk_pcm_in + - const: cdclk + + "#clock-cells": + const: 1 + + power-domains: true + + reg: + maxItems: 1 + +required: + - compatible + - clocks + - clock-names + - "#clock-cells" + - reg + +additionalProperties: false + +examples: + - | + clock-controller@3810000 { + compatible = "samsung,exynos5250-audss-clock"; + reg = <0x03810000 0x0c>; + #clock-cells = <1>; + clocks = <&clock 1>, <&clock 7>, <&clock 138>, <&clock 160>, <&ext_i2s_clk>; + clock-names = "pll_ref", "pll_in", "sclk_audio", "sclk_pcm_in", "cdclk"; + };