From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965447AbbLHPhU (ORCPT ); Tue, 8 Dec 2015 10:37:20 -0500 Received: from mail-wm0-f46.google.com ([74.125.82.46]:36183 "EHLO mail-wm0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965090AbbLHPhQ (ORCPT ); Tue, 8 Dec 2015 10:37:16 -0500 Date: Tue, 8 Dec 2015 15:37:09 +0000 From: Lee Jones To: Viresh Kumar Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@stlinux.com, maxime.coquelin@st.com, linux-pm@vger.kernel.org, rjw@rjwysocki.net, devicetree@vger.kernel.org, ajitpal.singh@st.com Subject: Re: [PATCH v5 04/11] ARM: STi: STiH407: Provide generic (safe) DVFS configuration Message-ID: <20151208153709.GA14604@x1> References: <1449585124-15596-1-git-send-email-lee.jones@linaro.org> <1449585124-15596-5-git-send-email-lee.jones@linaro.org> <20151208150340.GI3692@ubuntu> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20151208150340.GI3692@ubuntu> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 08 Dec 2015, Viresh Kumar wrote: > On 08-12-15, 14:31, Lee Jones wrote: > > diff --git a/arch/arm/boot/dts/stih407-family.dtsi b/arch/arm/boot/dts/stih407-family.dtsi > > index 81f8121..9fa1e58 100644 > > --- a/arch/arm/boot/dts/stih407-family.dtsi > > +++ b/arch/arm/boot/dts/stih407-family.dtsi > > @@ -22,15 +22,29 @@ > > device_type = "cpu"; > > compatible = "arm,cortex-a9"; > > reg = <0>; > > + > > /* u-boot puts hpen in SBC dmem at 0xa4 offset */ > > cpu-release-addr = <0x94100A4>; > > + > > + /* kHz uV */ > > + operating-points = <1500000 0 > > + 1200000 0 > > + 800000 0 > > + 500000 0>; > > }; > > cpu@1 { > > device_type = "cpu"; > > compatible = "arm,cortex-a9"; > > reg = <1>; > > + > > /* u-boot puts hpen in SBC dmem at 0xa4 offset */ > > cpu-release-addr = <0x94100A4>; > > + > > + /* kHz uV */ > > + operating-points = <1500000 0 > > + 1200000 0 > > + 800000 0 > > + 500000 0>; > > Why didn't you move to opp-v2 ? Because we can't guarantee that the system was booted with a bootloader which supports opp-v2. This is the fall-back configuration. Please continue through the set. -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog