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From: Eduardo Valentin <edubezval@gmail.com>
To: nadavh@marvell.com, edubezval@gmail.com,
	gregory.clement@free-electrons.com, stable@vger.kernel.org
Cc: Zhang Rui <rui.zhang@intel.com>
Subject: patch "thermal: armada: Update Armada 380 thermal sensor coefficients" added to thermal-soc tree
Date: Sat, 09 May 2015 01:01:08 -0700	[thread overview]
Message-ID: <14311584682296@besouro> (raw)


This is a simple automated notification to let you know that 
I've just added the patch titled

    thermal: armada: Update Armada 380 thermal sensor coefficients

to my thermal-soc git tree which can be found at
    git://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux-soc-thermal.git
in the fixes branch.

The patch will show up in the next release of the linux-next tree
(usually sometime within the next 24 hours during the week.)

The patch will hopefully also be merged in Linus's tree for the
next -rc kernel release.

If you have any questions about this process, please let me know.

All the best,

Eduardo Valentin

----------
>From efa86858e1d8970411a140fa1e0c4dd18a8f2a89 Mon Sep 17 00:00:00 2001
From: Nadav Haklai <nadavh@marvell.com>
Date: Wed, 15 Apr 2015 19:08:08 +0200
Subject: thermal: armada: Update Armada 380 thermal sensor coefficients

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 <nadavh@marvell.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Cc: <stable@vger.kernel.org> #v3.16
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
---
 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 c2556cf..01255fd 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,
 };
 
-- 
2.3.4



                 reply	other threads:[~2015-05-09  1:01 UTC|newest]

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