From patchwork Sun Apr 16 17:33:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yangfl X-Patchwork-Id: 83909 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp1668269vqo; Sun, 16 Apr 2023 10:35:53 -0700 (PDT) X-Google-Smtp-Source: AKy350ZDvnujjTIMbD7shVVATOIx9XPOuUYi+Yt0YJRwq3dOrfyN08Hv2zbyJo20S1seLdMxE8Ue X-Received: by 2002:a05:6a00:710:b0:627:e677:bc70 with SMTP id 16-20020a056a00071000b00627e677bc70mr17539481pfl.14.1681666553267; Sun, 16 Apr 2023 10:35:53 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1681666553; cv=none; d=google.com; s=arc-20160816; b=ANuovdualekorQ+pIXn+U2KWVQG2fKOWzXr4ZdLQgxV5GVczyekLVNeQQq2DncZQD0 hwXz63+z8sT+t6eH1JTa7m/uFwfFAHBZFyKhOT+6JTVg9xFp8vc0mgFTULt3TFII6Lpr tf7eG98VHqXL5it/TO+SeO4G+LWX3qJ/ClevDpFY1bUsl+RhIg7WNS06LYo+eLFLzLhl Q2UxlT8OTQp+6CSyittMqw4TyKEO2/d5BTuYOuK4Qhw8gH7kEfHd7d04fQkZrJALbAkX Zr4C9kLNPoZ8xpEZbRuLct14hMWlslH5j5PqseeK+6Xz7HjlT6PVJMPgPc9B22PbcYbb LNJQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=/0z1wF+5X+yAytXwzaAl5mkeaCddDJf5iUHO9ZaWYxs=; b=T1xkgA2Wzgrjsyunrm452Glj/ejVGcpFXD/TrJ/WFor82seRAFmQmp3MgybsRi/5EA 80N5tAxru80HTidmDjZthTb+vBnqJr+bqwN4HJtRYazD7lvfv89zCaJVYz2nfCrjiSZW kYvNEuk80gGNZvwXHpoz61CpzSoX0g62UvFz8mSjSqs/b8tiRmHR7HGO30U28MMcj14+ CcLY0+HdZh1FycvrP7R8uiO4z2etZkpvN4UopCoPLN9B+1RqYP7LFtNtDUfJYKw8SmyO VRiPUeS4KnYKCa1Tt8ajL2l6baiLHonLYrXj/+8GeWbW5AAzg/79M3gj+KL43EK9TXCN GFzA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20221208 header.b=kbtSorJP; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id x28-20020aa7941c000000b0062a4f62c018si9719230pfo.10.2023.04.16.10.35.37; Sun, 16 Apr 2023 10:35:53 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20221208 header.b=kbtSorJP; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229853AbjDPRex (ORCPT + 99 others); Sun, 16 Apr 2023 13:34:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45588 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229933AbjDPRer (ORCPT ); Sun, 16 Apr 2023 13:34:47 -0400 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DEDA14495; Sun, 16 Apr 2023 10:34:31 -0700 (PDT) Received: by mail-pf1-x434.google.com with SMTP id d2e1a72fcca58-63b73203e0aso2413216b3a.1; Sun, 16 Apr 2023 10:34:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1681666470; x=1684258470; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=/0z1wF+5X+yAytXwzaAl5mkeaCddDJf5iUHO9ZaWYxs=; b=kbtSorJPSCjRTWhNRCYKYEFwYmkDV9cdXhE2CLO3Ta8IyyKNITGaY8t7RLY/MIrrRd r9AuiAZvcUFANjOBHV4z2sKi0H8lkKPLOHZn+gZOH3KGF03b1Df3OPMqRltwvbRZ//So SzYk5An/1ZoAQkZUtxks4d4GtXKVza9dVOuaKAlp8LEfuGFDw0eBC+w31hXzI17G9Z9C /MytYoBrGSlz5WnmrBT0EU8QqRrCnaGebQ/QVIYpRK/22cowOyQS3WUMCsEVll42FRO6 xBr+nMgGQakgM3iIMrdrK+jh8U2LLz3lOdEkqcTxtWwWV+e5ZzHRLP9LJwHQ3MoiACLe ew3Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681666470; x=1684258470; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=/0z1wF+5X+yAytXwzaAl5mkeaCddDJf5iUHO9ZaWYxs=; b=NO6jFxOnADFuCNJ1hfyfK4eN90be5ETds4L+2OcNjKBgt43MALo05xT4AquWvDvZSI aMD+ks3NmpibsvOGRfBxU6l+uiUvQhagGVzITjeIbfkV9y9n/TgUW93CYrwhpHfYeoyL 4/e7swTV216rUzop9uTSK6miKOMwXqigPbQO7hoHixloDgQ3i2010DXh/FNVeJQsdAj1 zWSNCQKyg4DVu2bnWY8yo9tV+KaZASChgDueplFC/7+pSHLCv74BjBytRb9Aoub50cFw CRJSJLxq5oJhlsKgC8ZlH9J5xmG+rHfvingRsVUvkAU5DzGUD8H9zvMEcKViH2XVC/Dh 1hag== X-Gm-Message-State: AAQBX9equrLkDoNdkPrhuGzxYSt8nWtf/OGHt5MsetGthJOHU06fXTm7 7zKjwoetX+c+tKXbMUDK8alwVx3QZ2dna1xZSyk= X-Received: by 2002:aa7:8383:0:b0:635:d9e1:8e1e with SMTP id u3-20020aa78383000000b00635d9e18e1emr17926460pfm.11.1681666470617; Sun, 16 Apr 2023 10:34:30 -0700 (PDT) Received: from d.home.yangfl.dn42 ([104.28.245.200]) by smtp.gmail.com with ESMTPSA id j22-20020a62b616000000b0062d90f36d16sm6110973pff.88.2023.04.16.10.34.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 16 Apr 2023 10:34:30 -0700 (PDT) From: David Yang To: linux-clk@vger.kernel.org Cc: devicetree@vger.kernel.org, David Yang , Michael Turquette , Stephen Boyd , Philipp Zabel , linux-kernel@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , gate-clock@cc.3 Subject: [PATCH v2 3/4] dt-bindings: clock: Add gate-clock Date: Mon, 17 Apr 2023 01:33:01 +0800 Message-Id: <20230416173302.1185683-4-mmyangfl@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230416173302.1185683-1-mmyangfl@gmail.com> References: <20230416173302.1185683-1-mmyangfl@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1763355187671812205?= X-GMAIL-MSGID: =?utf-8?q?1763355187671812205?= Add DT bindings documentation for gate-clock, which can gate its output. Signed-off-by: David Yang --- .../devicetree/bindings/clock/gate-clock.yaml | 58 +++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/gate-clock.yaml diff --git a/Documentation/devicetree/bindings/clock/gate-clock.yaml b/Documentation/devicetree/bindings/clock/gate-clock.yaml new file mode 100644 index 000000000000..3c993cb7e9bb --- /dev/null +++ b/Documentation/devicetree/bindings/clock/gate-clock.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/gate-clock.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Clock which can gate its output + +maintainers: + - David Yang + +description: | + Clock which can gate its output. + + The registers map is retrieved from the parental dt-node. So the clock node + should be represented as a sub-node of a "clock-controller" node. + + See also: linux/clk-provider.h + +properties: + compatible: + const: gate-clock + + '#clock-cells': + const: 0 + + clocks: + maxItems: 1 + description: Parent clock. + + offset: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Offset in the register map for the control register (in bytes). + + bits: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Bit index which controls the output. + + clock-output-names: + maxItems: 1 + +required: + - compatible + - '#clock-cells' + - offset + - bits + +additionalProperties: false + +examples: + - | + gate-clock@cc.3 { + compatible = "gate-clock"; + #clock-cells = <0>; + offset = <0xcc>; + bits = <3>; + clock-output-names = "my-clk"; + };