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: Wed, 06 May 2015 14:45:45 +0200 Message-ID: <554A0CF9.7080608@free-electrons.com> References: <1429117688-27100-1-git-send-email-gregory.clement@free-electrons.com> <553DE806.4030905@free-electrons.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <553DE806.4030905@free-electrons.com> Sender: stable-owner@vger.kernel.org To: Zhang Rui , Eduardo Valentin Cc: linux-pm@vger.kernel.org, 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 List-Id: linux-pm@vger.kernel.org Hi Zhang, Eduardo, On 27/04/2015 09:40, Gregory CLEMENT wrote: > 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 ? I saw that you missed the merge window. However I think this patch is really a fix and is a good candidate to be merged in 4.1. Thanks, Gregory > > 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: Wed, 06 May 2015 14:45:45 +0200 Subject: [PATCH] thermal: armada: Update Armada 380 thermal sensor coefficients In-Reply-To: <553DE806.4030905@free-electrons.com> References: <1429117688-27100-1-git-send-email-gregory.clement@free-electrons.com> <553DE806.4030905@free-electrons.com> Message-ID: <554A0CF9.7080608@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Zhang, Eduardo, On 27/04/2015 09:40, Gregory CLEMENT wrote: > 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 ? I saw that you missed the merge window. However I think this patch is really a fix and is a good candidate to be merged in 4.1. Thanks, Gregory > > 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