From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753973AbbFIPpn (ORCPT ); Tue, 9 Jun 2015 11:45:43 -0400 Received: from mail-la0-f44.google.com ([209.85.215.44]:34629 "EHLO mail-la0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750869AbbFIPpg (ORCPT ); Tue, 9 Jun 2015 11:45:36 -0400 MIME-Version: 1.0 In-Reply-To: <1433441299-18887-4-git-send-email-arun@gumstix.com> References: <1433441299-18887-1-git-send-email-arun@gumstix.com> <1433441299-18887-4-git-send-email-arun@gumstix.com> From: Ash Charles Date: Tue, 9 Jun 2015 08:45:04 -0700 Message-ID: Subject: Re: [PATCH 3/3] ARM: dts: Fix frequency scaling on Gumstix Pepper. To: Arun Bharadwaj Cc: =?UTF-8?Q?Beno=C3=AEt_Cousson?= , Tony Lindgren , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , "linux-omap@vger.kernel.org" , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This works well for me--cpufreq seems much happier. Tested-by: Ash Charles On Thu, Jun 4, 2015 at 11:08 AM, Arun Bharadwaj wrote: > The device tree for Gumstix Pepper has DCDC2 and > DCDC3 correctly labelled but the upper limit values > are wrong. The confusion is due to the hardware > quirk where the DCDC2 and DCDC3 wires are flipped > in Pepper. > > Signed-off-by: Arun Bharadwaj > --- > arch/arm/boot/dts/am335x-pepper.dts | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/am335x-pepper.dts b/arch/arm/boot/dts/am335x-pepper.dts > index 99f855d..37b95f6 100644 > --- a/arch/arm/boot/dts/am335x-pepper.dts > +++ b/arch/arm/boot/dts/am335x-pepper.dts > @@ -448,7 +448,7 @@ > /* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */ > regulator-name = "vdd_core"; > regulator-min-microvolt = <925000>; > - regulator-max-microvolt = <1325000>; > + regulator-max-microvolt = <1150000>; > regulator-boot-on; > regulator-always-on; > }; > @@ -457,7 +457,7 @@ > /* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */ > regulator-name = "vdd_mpu"; > regulator-min-microvolt = <925000>; > - regulator-max-microvolt = <1150000>; > + regulator-max-microvolt = <1325000>; > regulator-boot-on; > regulator-always-on; > }; > -- > 2.1.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ash Charles Subject: Re: [PATCH 3/3] ARM: dts: Fix frequency scaling on Gumstix Pepper. Date: Tue, 9 Jun 2015 08:45:04 -0700 Message-ID: References: <1433441299-18887-1-git-send-email-arun@gumstix.com> <1433441299-18887-4-git-send-email-arun@gumstix.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <1433441299-18887-4-git-send-email-arun-EiDWdcs9+yZBDgjK7y7TUQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Arun Bharadwaj Cc: =?UTF-8?Q?Beno=C3=AEt_Cousson?= , Tony Lindgren , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Russell King , "linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org This works well for me--cpufreq seems much happier. Tested-by: Ash Charles On Thu, Jun 4, 2015 at 11:08 AM, Arun Bharadwaj wrote: > The device tree for Gumstix Pepper has DCDC2 and > DCDC3 correctly labelled but the upper limit values > are wrong. The confusion is due to the hardware > quirk where the DCDC2 and DCDC3 wires are flipped > in Pepper. > > Signed-off-by: Arun Bharadwaj > --- > arch/arm/boot/dts/am335x-pepper.dts | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/am335x-pepper.dts b/arch/arm/boot/dts/am335x-pepper.dts > index 99f855d..37b95f6 100644 > --- a/arch/arm/boot/dts/am335x-pepper.dts > +++ b/arch/arm/boot/dts/am335x-pepper.dts > @@ -448,7 +448,7 @@ > /* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */ > regulator-name = "vdd_core"; > regulator-min-microvolt = <925000>; > - regulator-max-microvolt = <1325000>; > + regulator-max-microvolt = <1150000>; > regulator-boot-on; > regulator-always-on; > }; > @@ -457,7 +457,7 @@ > /* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */ > regulator-name = "vdd_mpu"; > regulator-min-microvolt = <925000>; > - regulator-max-microvolt = <1150000>; > + regulator-max-microvolt = <1325000>; > regulator-boot-on; > regulator-always-on; > }; > -- > 2.1.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html From mboxrd@z Thu Jan 1 00:00:00 1970 From: ashcharles@gmail.com (Ash Charles) Date: Tue, 9 Jun 2015 08:45:04 -0700 Subject: [PATCH 3/3] ARM: dts: Fix frequency scaling on Gumstix Pepper. In-Reply-To: <1433441299-18887-4-git-send-email-arun@gumstix.com> References: <1433441299-18887-1-git-send-email-arun@gumstix.com> <1433441299-18887-4-git-send-email-arun@gumstix.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This works well for me--cpufreq seems much happier. Tested-by: Ash Charles On Thu, Jun 4, 2015 at 11:08 AM, Arun Bharadwaj wrote: > The device tree for Gumstix Pepper has DCDC2 and > DCDC3 correctly labelled but the upper limit values > are wrong. The confusion is due to the hardware > quirk where the DCDC2 and DCDC3 wires are flipped > in Pepper. > > Signed-off-by: Arun Bharadwaj > --- > arch/arm/boot/dts/am335x-pepper.dts | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/am335x-pepper.dts b/arch/arm/boot/dts/am335x-pepper.dts > index 99f855d..37b95f6 100644 > --- a/arch/arm/boot/dts/am335x-pepper.dts > +++ b/arch/arm/boot/dts/am335x-pepper.dts > @@ -448,7 +448,7 @@ > /* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */ > regulator-name = "vdd_core"; > regulator-min-microvolt = <925000>; > - regulator-max-microvolt = <1325000>; > + regulator-max-microvolt = <1150000>; > regulator-boot-on; > regulator-always-on; > }; > @@ -457,7 +457,7 @@ > /* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */ > regulator-name = "vdd_mpu"; > regulator-min-microvolt = <925000>; > - regulator-max-microvolt = <1150000>; > + regulator-max-microvolt = <1325000>; > regulator-boot-on; > regulator-always-on; > }; > -- > 2.1.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo at vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html