From mboxrd@z Thu Jan 1 00:00:00 1970 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=-12.2 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 02905C433E0 for ; Tue, 23 Feb 2021 10:51:52 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 98FA064E4B for ; Tue, 23 Feb 2021 10:51:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 98FA064E4B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=gmSN5E7zbjh90SGZz1a88bbNNQg5JMIkrF/YUpStadg=; b=0mWo17AfVg1R5ajySCEuQjUV9 qdeelhmmeFTlC/PVA0+sB/WLqz1gkSaKBiC/jiowkQ/3mWFzeCfEXMjwv4fRyTFKwqpcntyB9lT9z voDxpd3kim3/5+rkRnjfQ/MtHoEMKln2BjLbcRCm7pe+MrUDOS7AAtNqtQUh1hGrfJl8r6w5bLDhi qIfILQVGvYTCjdOZXzwrUPCCDRfR2+zMZyZNA7kMLwUC1ufQyMz3D+lTqyPhC/8FAkIFvHoAGTxcw FFimp4gzjYWCiBB/N+gKtwEoVQWQI96pihg/OUSd3dkf8RKEi+Y/MavdFcbBM+UKAvw/HPyuzJCtF adltGFpwg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1lEVGx-0002vi-Py; Tue, 23 Feb 2021 10:50:31 +0000 Received: from mail-ej1-x629.google.com ([2a00:1450:4864:20::629]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1lEVGv-0002v8-J1; Tue, 23 Feb 2021 10:50:30 +0000 Received: by mail-ej1-x629.google.com with SMTP id t11so33820170ejx.6; Tue, 23 Feb 2021 02:50:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=P/1JNEV3PIgicB1am1l2YiBw1QtFaWJe84twwNeW3fU=; b=sbyScH7H7LXNHh4yh+UgXkonko8so3LzRkfz9yrn7msK1FKyYdgQev/OTj6nABvnAx Ndxr0plTbNcKNaAp2shfwJdrHxCEhB3j62wy4I7peJrx2pDerOoT0Y/0kNc7Aes5CLpP Wq4BLLAAMX9195J4zIb8wlEekLdedjItrAKbXGW2Eph7ffqRm8W5Ih5DgM8RIaNgx6jo nTwWD9Y5F19aFyezTK67VTMD3rr7/rDBuMyuJTDNDZ79Y3U0+hrTV0IH+LLn7hBqFXDK JoJChikw9YbVqyOrdrACYCZ/1TrL1jY3vxPpKcZkCc1iU6qoVOtPHK7jGvIHl2ah1BrP z57g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=P/1JNEV3PIgicB1am1l2YiBw1QtFaWJe84twwNeW3fU=; b=QBhfmdXvGRiY1iS8O2LG3KYG2H0rC6NUuuDkoAtEqLjHDq71Juwb1gxI8pfHkrXADq ZGDYCxIOypizPhsA/2PVYWh8A179NeUqJ+NZmd23BYUfB6x5mrLUWrRclyZgvkJolG1K ZQNEsAtRJ38t8zrdc8hqS99guUSX8dpc9B2Pp0Z1UY8E6L+itORmv/zCOisYO0IcZqjK MPAjIrS7e12lTxcReASS8TI6nQqb59KwwvGi+SlCxA//JNsNzvhfiYZxDIz+7psyr+Tj Nq4rWwJ+xXWDEfdhRmsHe7sUT035+ATCq/IyUL5twZ8JPlopVpIFEd/qAcyh8jzhjuJc NyIw== X-Gm-Message-State: AOAM531ZMR+OIST6yCEkaWGZteg7kMbPVnQ2bxuwYCX9rvaQG6wmYe3d 5vu3f1PNQLPdEFQ/lLIaS0w= X-Google-Smtp-Source: ABdhPJzXHFXMEOji4avwfFcQdLZA7rv5Vj6DrXXynyzrv8X/eQxl2iIGEjF+xb3ztZgLCzcXWlPgsg== X-Received: by 2002:a17:906:4e95:: with SMTP id v21mr364290eju.112.1614077428321; Tue, 23 Feb 2021 02:50:28 -0800 (PST) Received: from [192.168.2.2] (81-204-249-205.fixed.kpn.net. [81.204.249.205]) by smtp.gmail.com with ESMTPSA id m19sm13519029eds.8.2021.02.23.02.50.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 23 Feb 2021 02:50:28 -0800 (PST) Subject: Re: [PATCH v1 1/4] dt-bindings: add bindings for rk3568 clock controller To: Elaine Zhang , sboyd@kernel.org, heiko@sntech.de References: <20210223095352.11544-1-zhangqing@rock-chips.com> <20210223095352.11544-2-zhangqing@rock-chips.com> From: Johan Jonker Message-ID: Date: Tue, 23 Feb 2021 11:50:25 +0100 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20210223095352.11544-2-zhangqing@rock-chips.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210223_055029_695924_30B15E28 X-CRM114-Status: GOOD ( 23.26 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: huangtao@rock-chips.com, linux-kernel@vger.kernel.org, kever.yang@rock-chips.com, linux-rockchip@lists.infradead.org, tony.xie@rock-chips.com, finley.xiao@rock-chips.com, cl@rock-chips.com, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Elaine, This is a new document. Could you convert rockchip,rk3568-cru.txt to yaml? To get an acked-by you must include: robh+dt@kernel.org devicetree@vger.kernel.org ./scripts/get_maintainer.pl --noroles --norolestats --nogit-fallback --nogit Your patch should show up here after filtering: https://patchwork.ozlabs.org/project/devicetree-bindings/list/ Check with: make ARCH=arm64 dt_binding_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/pinctrl/rockchip,rk3568-cru.yaml make ARCH=arm64 dtbs_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/pinctrl/rockchip,rk3568-cru.yaml ./scripts/checkpatch.pl --strict On 2/23/21 10:53 AM, Elaine Zhang wrote: > Add devicetree bindings for Rockchip cru which found on > Rockchip SoCs. > > Signed-off-by: Elaine Zhang > --- > .../bindings/clock/rockchip,rk3568-cru.txt | 66 +++++++++++++++++++ > 1 file changed, 66 insertions(+) > create mode 100644 Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.txt > > diff --git a/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.txt b/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.txt > new file mode 100644 > index 000000000000..b1119aecb7c7 > --- /dev/null > +++ b/Documentation/devicetree/bindings/clock/rockchip,rk3568-cru.txt > @@ -0,0 +1,66 @@ > +* Rockchip RK3568 Clock and Reset Unit > + > +The RK3568 clock controller generates and supplies clock to various > +controllers within the SoC and also implements a reset controller for SoC > +peripherals. > + > +Required Properties: > + > +- compatible: PMU for CRU should be "rockchip,rk3568-pmucru" > +- compatible: CRU should be "rockchip,rk3568-cru" > +- reg: physical base address of the controller and length of memory mapped > + region. > +- #clock-cells: should be 1. > +- #reset-cells: should be 1. > + > +Optional Properties: > + > +- rockchip,grf: phandle to the syscon managing the "general register files" > + If missing, pll rates are not changeable, due to the missing pll lock status. > + > +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. Similar macros exist for the reset sources in > +these files. > + > +External clocks: > + > +There are several clocks that are generated outside the SoC. It is expected > +that they are defined using standard clock bindings with following > +clock-output-names: > + - "xin24m" - crystal input - required, > + - "xin32k" - rtc clock - optional, > + - "i2sx_mclkin" - external I2S clock - optional, > + - "xin_osc0_usbphyx_g" - external USBPHY clock - optional, > + - "xin_osc0_mipidsiphyx_g" - external MIPIDSIPHY clock - optional, > + > +Example: Clock controller node: > + > + pmucru: clock-controller@fdd00000 { > + compatible = "rockchip,rK3568-pmucru"; > + reg = <0x0 0xfdd00000 0x0 0x1000>; > + #clock-cells = <1>; > + #reset-cells = <1>; > + }; > + > + cru: clock-controller@fdd20000 { > + compatible = "rockchip,rK3568-cru"; > + reg = <0x0 0xfdd20000 0x0 0x1000>; > + rockchip,grf = <&grf>; > + #clock-cells = <1>; > + #reset-cells = <1>; > + }; > + > +Example: UART controller node that consumes the clock generated by the clock > + controller: > + > + uart1: serial@fe650000 { > + compatible = "rockchip,rK3568-uart", "snps,dw-apb-uart"; > + reg = <0x0 0xfe650000 0x0 0x100>; > + interrupts = ; > + reg-shift = <2>; > + reg-io-width = <4>; > + clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>; > + clock-names = "baudclk", "apb_pclk"; > + }; > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel