From patchwork Tue Aug 10 09:31:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 12428489 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 13BBBC4320A for ; Tue, 10 Aug 2021 09:32:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E8D4A61051 for ; Tue, 10 Aug 2021 09:32:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239231AbhHJJdQ (ORCPT ); Tue, 10 Aug 2021 05:33:16 -0400 Received: from smtp-relay-canonical-1.canonical.com ([185.125.188.121]:43000 "EHLO smtp-relay-canonical-1.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235070AbhHJJdB (ORCPT ); Tue, 10 Aug 2021 05:33:01 -0400 Received: from mail-ed1-f72.google.com (mail-ed1-f72.google.com [209.85.208.72]) (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 3B5074063E for ; Tue, 10 Aug 2021 09:32:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canonical.com; s=20210705; t=1628587957; bh=jIw2Z0zLUVUpsOXW4AW8yaScSH2fLaZf9ngYQCkR0aY=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=aRycWpW8wgydnmX2IsfUDq4apN2e2oJ0B/1D0zIQ/+Al0nWOJNH3OFR+OXPK+HBWS siMzB2AeDMvfFeLl+sewqMiz9bQS4yRD0Gknn9iK7gkvT0WsTHhlhCl10qU57Kdhnr 2qFt8+LhwAmiJWoW2CH8l/XnM4/ToW/wIJBbl4thYa1IFVwteH//7x98T6qKpsazZU 2dTl+K31vHaLCxyAzDWD2RhjyaGUzOKwVktelxI8ehDZF02RfLVwTyetBKG/E8s+QE YycN4zEzJJYRbZsyrbmOcEbkU51QKXFQ7u7oBzlKpt4wvNjoS/qvE3feOciCzHdkfb +kZxB85qcScLQ== Received: by mail-ed1-f72.google.com with SMTP id b25-20020a05640202d9b02903be7281a80cso1927973edx.3 for ; Tue, 10 Aug 2021 02:32:37 -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:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=jIw2Z0zLUVUpsOXW4AW8yaScSH2fLaZf9ngYQCkR0aY=; b=ONk1dx/ooF1HTiToafaztYSAlh9HcalQzt5bBDxtOBMLyjsxAhjQuYOu63e4S0TsDi BpBfMBVKaYJAghmiMWxXXbFeEv0uG9SBTsuRmqMGQIWSw09uTv6abHWnK1RyLGBWic55 A/U9AyScFgnGFC7c5guy+nk4ge3iQs/gIqkcax4ji70riBemkYSZoR46osdp9RaqzXsq 4aop0azxp5tgw/qyIKNxZR/HWbckhPorImdc9YZWR/l8SZWSLLzaAL4I3AGMcGCCo9Ss v4eQuujtnx+f0JCVdtyDqxRE5dS74PkmEFTxeEGeJo3mAPRVWHKEvJzCZGO9k9h0uTcR JQ/g== X-Gm-Message-State: AOAM533yklU75tNFLsuWxNwWr0PYVxjI+i1OrsfyVSva9/76fVrPL5A6 7DvRwtjImST24Gmh4u7AnHckZ4jFHRzB3/A8YdhDsSLDkhQyndafrCpvKiBMBBD9U0MiQYiun8W 7FXGA6NABgNsfOzUrb/cfY8gzbMKvooVd2Jku4ETMf0QhraxP X-Received: by 2002:a05:6402:54f:: with SMTP id i15mr3962857edx.24.1628587956792; Tue, 10 Aug 2021 02:32:36 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzPFI4GcFdjOXUhlSG8zDmrMpzFfA+4/qms1t1UGWPX9cZftWAZwLxBJaTrTmcAvQTuf+q7KA== X-Received: by 2002:a05:6402:54f:: with SMTP id i15mr3962842edx.24.1628587956642; Tue, 10 Aug 2021 02:32:36 -0700 (PDT) Received: from localhost.localdomain ([86.32.42.198]) by smtp.gmail.com with ESMTPSA id q21sm5117606ejs.43.2021.08.10.02.32.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Aug 2021 02:32:36 -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 Cc: Sam Protsenko Subject: [PATCH v2 7/8] dt-bindings: clock: samsung: convert S5Pv210 AudSS to dtschema Date: Tue, 10 Aug 2021 11:31:44 +0200 Message-Id: <20210810093145.26153-8-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210810093145.26153-1-krzysztof.kozlowski@canonical.com> References: <20210810093145.26153-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Convert Samsung S5Pv210 Audio SubSystem clock controller bindings to DT schema format using json-schema. Signed-off-by: Krzysztof Kozlowski --- Changes since v1: 1. Include header to fix clock IDs error in example. --- .../bindings/clock/clk-s5pv210-audss.txt | 53 ------------- .../clock/samsung,s5pv210-audss-clock.yaml | 77 +++++++++++++++++++ 2 files changed, 77 insertions(+), 53 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/clk-s5pv210-audss.txt create mode 100644 Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml diff --git a/Documentation/devicetree/bindings/clock/clk-s5pv210-audss.txt b/Documentation/devicetree/bindings/clock/clk-s5pv210-audss.txt deleted file mode 100644 index f6272dcd96f4..000000000000 --- a/Documentation/devicetree/bindings/clock/clk-s5pv210-audss.txt +++ /dev/null @@ -1,53 +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 compatible SoCs. - -Required Properties: - -- compatible: should be "samsung,s5pv210-audss-clock". -- reg: physical base address and length of the controller's register set. - -- #clock-cells: should be 1. - -- clocks: - - hclk: AHB bus clock of the Audio Subsystem. - - xxti: Optional fixed rate PLL reference clock, parent of mout_audss. If - not specified (i.e. xusbxti is used for PLL reference), it is fixed to - a clock named "xxti". - - fout_epll: Input PLL to the AudioSS block, parent of mout_audss. - - iiscdclk0: Optional external i2s clock, parent of mout_i2s. If not - specified, it is fixed to a clock named "iiscdclk0". - - sclk_audio0: Audio bus clock, parent of mout_i2s. - -- clock-names: Aliases for the above clocks. They should be "hclk", - "xxti", "fout_epll", "iiscdclk0", and "sclk_audio0" respectively. - -All available clocks are defined as preprocessor macros in -dt-bindings/clock/s5pv210-audss-clk.h header and can be used in device -tree sources. - -Example: Clock controller node. - - clk_audss: clock-controller@c0900000 { - compatible = "samsung,s5pv210-audss-clock"; - reg = <0xc0900000 0x1000>; - #clock-cells = <1>; - clock-names = "hclk", "xxti", - "fout_epll", "sclk_audio0"; - clocks = <&clocks DOUT_HCLKP>, <&xxti>, - <&clocks FOUT_EPLL>, <&clocks SCLK_AUDIO0>; - }; - -Example: 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 { - /* ... */ - clock-names = "iis", "i2s_opclk0", - "i2s_opclk1"; - clocks = <&clk_audss CLK_I2S>, <&clk_audss CLK_I2S>, - <&clk_audss CLK_DOUT_AUD_BUS>; - /* ... */ - }; diff --git a/Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml new file mode 100644 index 000000000000..ef313df4afa4 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/samsung,s5pv210-audss-clock.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/samsung,s5pv210-audss-clock.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5Pv210 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/s5pv210-audss.h header. + +properties: + compatible: + const: samsung,s5pv210-audss-clock + + clocks: + minItems: 4 + items: + - description: + AHB bus clock of the Audio Subsystem. + - description: + Optional fixed rate PLL reference clock, parent of mout_audss. If not + specified (i.e. xusbxti is used for PLL reference), it is fixed to a + clock named "xxti". + - description: + Input PLL to the AudioSS block, parent of mout_audss. + - description: + Audio bus clock, parent of mout_i2s. + - description: + Optional external i2s clock, parent of mout_i2s. If not specified, it + is fixed to a clock named "iiscdclk0". + + clock-names: + minItems: 4 + items: + - const: hclk + - const: xxti + - const: fout_epll + - const: sclk_audio0 + - const: iiscdclk0 + + "#clock-cells": + const: 1 + + power-domains: true + + reg: + maxItems: 1 + +required: + - compatible + - clocks + - clock-names + - "#clock-cells" + - reg + +additionalProperties: false + +examples: + - | + #include + + clock-controller@c0900000 { + compatible = "samsung,s5pv210-audss-clock"; + reg = <0xc0900000 0x1000>; + #clock-cells = <1>; + clock-names = "hclk", "xxti", "fout_epll", "sclk_audio0"; + clocks = <&clocks DOUT_HCLKP>, <&xxti>, <&clocks FOUT_EPLL>, + <&clocks SCLK_AUDIO0>; + };