From patchwork Mon Mar 15 06:39:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zhangqing X-Patchwork-Id: 12138451 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=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 EFE16C433E9 for ; Mon, 15 Mar 2021 06:40:51 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 453EB64E3F for ; Mon, 15 Mar 2021 06:40:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 453EB64E3F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rock-chips.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:MIME-Version:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:Cc:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=3ELPt4SXLvbuV6dRR/v04UtUlweqv1PZj1yCYEtlRW0=; b=dwL5l8PKoWAWxIt5EjvdhNddVJ wWY84oTXEK5JPDemLcOtBoTrla/hC6P2ANMtdUc8uA9BFKV956EHg1vwN7ZQF5r0ZquaQTIc3pXom 025IQUyUupEcGvIzNbVSRuTeH+vr55m6mDGxRTY/8azttPYajhwI0fUDXs2GV6ObctuLyD1K6wY5h a0DldIdIqWVtevf92EFpZjt1Eg6HxK34ZmWSrHzPuFVMYtfwOPngFEJJh5iJR62x8P7o7rl6bbwEG PorznGW5zU6IX94bGWyaoWUBXgojy5MlHtDA/SKOq6GxElvwqXG4ffaCw7gf1mVpkxD5i5SB2nIUE gYFrUC4w==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lLguB-00F34E-VN; Mon, 15 Mar 2021 06:40:44 +0000 Received: from lucky1.263xmail.com ([211.157.147.135]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lLgt6-00F2r9-6t; Mon, 15 Mar 2021 06:39:42 +0000 Received: from localhost (unknown [192.168.167.70]) by lucky1.263xmail.com (Postfix) with ESMTP id 19C45A814A; Mon, 15 Mar 2021 14:39:23 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-ANTISPAM-LEVEL: 2 X-ABS-CHECKED: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P29406T140393971717888S1615790360484377_; Mon, 15 Mar 2021 14:39:22 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: X-RL-SENDER: zhangqing@rock-chips.com X-SENDER: zhangqing@rock-chips.com X-LOGIN-NAME: zhangqing@rock-chips.com X-FST-TO: mturquette@baylibre.com X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-System-Flag: 0 From: Elaine Zhang To: mturquette@baylibre.com, robh+dt@kernel.org, sboyd@kernel.org, heiko@sntech.de Cc: devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, cl@rock-chips.com, huangtao@rock-chips.com, kever.yang@rock-chips.com, tony.xie@rock-chips.com, finley.xiao@rock-chips.com, Elaine Zhang Subject: [PATCH v4 1/4] dt-binding: clock: Document rockchip, rk3568-cru bindings Date: Mon, 15 Mar 2021 14:39:10 +0800 Message-Id: <20210315063913.15184-2-zhangqing@rock-chips.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210315063913.15184-1-zhangqing@rock-chips.com> References: <20210315063913.15184-1-zhangqing@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210315_063937_065935_A5EB7223 X-CRM114-Status: GOOD ( 14.01 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Document the device tree bindings of the rockchip Rk3568 SoC clock driver in Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml. Signed-off-by: Elaine Zhang Reviewed-by: Kever Yang Reviewed-by: Rob Herring --- .../bindings/clock/rockchip,rk3568-cru.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml diff --git a/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml b/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml new file mode 100644 index 000000000000..b2c26097827f --- /dev/null +++ b/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/rockchip,rk3568-cru.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ROCKCHIP rk3568 Family Clock Control Module Binding + +maintainers: + - Elaine Zhang + - Heiko Stuebner + +description: | + The RK3568 clock controller generates the clock and also implements a + reset controller for SoC peripherals. + (examples: provide SCLK_UART1\PCLK_UART1 and SRST_P_UART1\SRST_S_UART1 for UART module) + Each clock is assigned an identifier and client nodes can use this identifier + to specify the clock which they consume. All available clocks are defined as + preprocessor macros in the dt-bindings/clock/rk3568-cru.h headers and can be + used in device tree sources. + +properties: + compatible: + enum: + - rockchip,rk3568-cru + - rockchip,rk3568-pmucru + + reg: + maxItems: 1 + + "#clock-cells": + const: 1 + + "#reset-cells": + const: 1 + +required: + - compatible + - reg + - "#clock-cells" + - "#reset-cells" + +additionalProperties: false + +examples: + # Clock Control Module node: + - | + pmucru: clock-controller@fdd00000 { + compatible = "rockchip,rk3568-pmucru"; + reg = <0xfdd00000 0x1000>; + #clock-cells = <1>; + #reset-cells = <1>; + }; + - | + cru: clock-controller@fdd20000 { + compatible = "rockchip,rk3568-cru"; + reg = <0xfdd20000 0x1000>; + #clock-cells = <1>; + #reset-cells = <1>; + };