Skip to contentSkip to conversation

Patch "thermal: armada: Update Armada 380 thermal sensor coefficients" has been added to the 4.0-stable tree

PATCH [email protected] 1 participant 1 message Jun 3, 2015

Subsystems (3)
lore
Share & tools
lore

[email protected]

author maintainer Applied
#0 lore raw

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

thermal: armada: Update Armada 380 thermal sensor coefficients

to the 4.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
thermal-armada-update-armada-380-thermal-sensor-coefficients.patch
and it can be found in the queue-4.0 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From efa86858e1d8970411a140fa1e0c4dd18a8f2a89 Mon Sep 17 00:00:00 2001

From: Nadav Haklai <[email protected]>
Date: Wed, 15 Apr 2015 19:08:08 +0200
Subject: thermal: armada: Update Armada 380 thermal sensor coefficients

From: Nadav Haklai <[email protected]>

commit efa86858e1d8970411a140fa1e0c4dd18a8f2a89 upstream.

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

---
 drivers/thermal/armada_thermal.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
drivers/thermal/armada_thermal.c +3 -3
@@ -224,9 +224,9 @@ static const struct armada_thermal_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,
 };
 

Patches currently in stable-queue which might be from [email protected] are

queue-4.0/thermal-armada-update-armada-380-thermal-sensor-coefficients.patch