From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gregory CLEMENT Subject: Re: [PATCH] thermal: armada: Update Armada 380 thermal sensor coefficients Date: Mon, 27 Apr 2015 09:40:54 +0200 Message-ID: <553DE806.4030905@free-electrons.com> References: <1429117688-27100-1-git-send-email-gregory.clement@free-electrons.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from down.free-electrons.com ([37.187.137.238]:44627 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932109AbbD0Hk6 (ORCPT ); Mon, 27 Apr 2015 03:40:58 -0400 In-Reply-To: <1429117688-27100-1-git-send-email-gregory.clement@free-electrons.com> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Zhang Rui , Eduardo Valentin , linux-pm@vger.kernel.org Cc: Jason Cooper , Andrew Lunn , Sebastian Hesselbarth , Thomas Petazzoni , Ezequiel Garcia , linux-arm-kernel@lists.infradead.org, Lior Amsalem , Tawfik Bayouk , Nadav Haklai , stable@vger.kernel.org Hi Zhang, Eduardo, On 15/04/2015 19:08, Gregory CLEMENT wrote: > From: Nadav Haklai > > Improve the Armada 380 thermal sensor accuracy by using updated formula. > The updated formula is: > Temperature[C degrees] = 0.4761 * tsen_vsen_out - 279.1 > > Signed-off-by: Nadav Haklai > Signed-off-by: Gregory CLEMENT > Cc: #v3.16 Any chance that this fix was merged in 4.1-rc ? Thanks, Gregory > --- > drivers/thermal/armada_thermal.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/thermal/armada_thermal.c b/drivers/thermal/armada_thermal.c > index c2556cf5186b..01255fd65135 100644 > --- a/drivers/thermal/armada_thermal.c > +++ b/drivers/thermal/armada_thermal.c > @@ -224,9 +224,9 @@ static const struct armada_thermal_data armada380_data = { > .is_valid_shift = 10, > .temp_shift = 0, > .temp_mask = 0x3ff, > - .coef_b = 1169498786UL, > - .coef_m = 2000000UL, > - .coef_div = 4289, > + .coef_b = 2931108200UL, > + .coef_m = 5000000UL, > + .coef_div = 10502, > .inverted = true, > }; > > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com From mboxrd@z Thu Jan 1 00:00:00 1970 From: gregory.clement@free-electrons.com (Gregory CLEMENT) Date: Mon, 27 Apr 2015 09:40:54 +0200 Subject: [PATCH] thermal: armada: Update Armada 380 thermal sensor coefficients In-Reply-To: <1429117688-27100-1-git-send-email-gregory.clement@free-electrons.com> References: <1429117688-27100-1-git-send-email-gregory.clement@free-electrons.com> Message-ID: <553DE806.4030905@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Zhang, Eduardo, On 15/04/2015 19:08, Gregory CLEMENT wrote: > From: Nadav Haklai > > Improve the Armada 380 thermal sensor accuracy by using updated formula. > The updated formula is: > Temperature[C degrees] = 0.4761 * tsen_vsen_out - 279.1 > > Signed-off-by: Nadav Haklai > Signed-off-by: Gregory CLEMENT > Cc: #v3.16 Any chance that this fix was merged in 4.1-rc ? Thanks, Gregory > --- > drivers/thermal/armada_thermal.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/thermal/armada_thermal.c b/drivers/thermal/armada_thermal.c > index c2556cf5186b..01255fd65135 100644 > --- a/drivers/thermal/armada_thermal.c > +++ b/drivers/thermal/armada_thermal.c > @@ -224,9 +224,9 @@ static const struct armada_thermal_data armada380_data = { > .is_valid_shift = 10, > .temp_shift = 0, > .temp_mask = 0x3ff, > - .coef_b = 1169498786UL, > - .coef_m = 2000000UL, > - .coef_div = 4289, > + .coef_b = 2931108200UL, > + .coef_m = 5000000UL, > + .coef_div = 10502, > .inverted = true, > }; > > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com