Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp894837pxj; Fri, 4 Jun 2021 00:26:35 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzzdAK0OHedQY8yX2e8G6S4xDaupiosWV42SU3VIBXWjgwP9j9I+FSHNoJiajv29oZ6IdmI X-Received: by 2002:a17:906:1806:: with SMTP id v6mr2914180eje.454.1622791595507; Fri, 04 Jun 2021 00:26:35 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1622791595; cv=none; d=google.com; s=arc-20160816; b=FL2nkDCVSCzrbRy1vP/yzZtFdVBEst1DR7KD3p+V0hpGv7eGxRYEuxDIemGU2BWIJw U9DTnFjmfPGa+Hou4wlPMyU5why/owJdhmyiQTKgCAvLe/VnohUj7yGf/TpVQXwCenuR fEnZ3QnOkLyxCJeYpgyPcptJwLv0Q92xd4juADei7waQTDxtk5cUBcJ90YFdX51itjJY ei5+ReR2flPJR4FrJsGIlvNKjAgxWq2xlYidq7T3W3P6Virwr9YazLETSmVf3b98o6xS xGDN0cSKlLd/rQT6/wMcr3lIxRjyUbNYKoyIlYL+VQ5+5V1hx/qo2PD6AZHUe1yje+S3 lXvw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-transfer-encoding :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=jTgYqKv0UC2gNaefObL24QcZ10W9TYpjjlLZuB0aVpg=; b=OY8eziudptfi/sZlKZfu2ziUWsxC7jqokf11XiONn2sFh+5DIvCFn3lqBQ/e61/GDN J54a+KjsSZ3dtYLKjD2s4eJZltrTLLyQICWnavBWbsIg0mgT+IAJCwWDxeGR8TEF3koN AcKziNRfPVj8o5b+LPHYSGtmOKvVsJ1sqaDjNN4NtKQGcWoodAkVu18+JskR3hJQk6Ql DHTKy80RBdx7eQAd4KoT7XBNqleFVSDAcYaueObh3f6DN939TETrxX/8VLkzZuteEvxu 9rLzqh67YZzbH8dbZVaj3SPvwHb0ZGcUchfy6XRgooAQVfHKuNpHD1c55k5QQSZjyVmK d9Pw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id b16si4230343ede.389.2021.06.04.00.26.11; Fri, 04 Jun 2021 00:26:35 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230062AbhFDHZ6 (ORCPT + 99 others); Fri, 4 Jun 2021 03:25:58 -0400 Received: from muru.com ([72.249.23.125]:36134 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230049AbhFDHZ6 (ORCPT ); Fri, 4 Jun 2021 03:25:58 -0400 Received: from atomide.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTPS id 2DABC8167; Fri, 4 Jun 2021 07:24:18 +0000 (UTC) Date: Fri, 4 Jun 2021 10:24:07 +0300 From: Tony Lindgren To: Dario Binacchi Cc: linux-kernel@vger.kernel.org, Michael Turquette , =?utf-8?Q?Beno=C3=AEt?= Cousson , Tero Kristo , Lee Jones , Rob Herring , Stephen Boyd , Rob Herring , devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-omap@vger.kernel.org Subject: Re: [PATCH v7 0/5] clk: ti: add am33xx spread spectrum clock support Message-ID: References: <20210602150009.17531-1-dariobin@libero.it> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20210602150009.17531-1-dariobin@libero.it> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, * Dario Binacchi [210602 15:00]: > > As reported by the TI spruh73x/spruhl7x RM, MPU and LCD modules support > spread spectrum clocking (SSC) on their output clocks. SSC is used to > spread the spectral peaking of the clock to reduce any electromagnetic > interference (EMI) that may be caused due to the clock’s fundamental > or any of its harmonics. > The series allows you to enable and adjust the spread spectrum clocking > for all am33xx/am43xx PLLs for which it is supported. All these issues > have been fixed. > > > Previous versions of the series did not supported SSC for am43xx SOCs, > causing clock registration failure for DPLLs. Furthermore, for am33xx > SOCs, clock registration failed for DPLLs for which SSC is not supported. Looks good to me, probably best to queue this all via the clock tree. Regards, Tony