From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754729AbbFQXZg (ORCPT ); Wed, 17 Jun 2015 19:25:36 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:35044 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932711AbbFQW0A (ORCPT ); Wed, 17 Jun 2015 18:26:00 -0400 From: Kamal Mostafa To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Nadav Haklai , Gregory CLEMENT , Eduardo Valentin , Kamal Mostafa Subject: [PATCH 3.19.y-ckt 082/146] thermal: armada: Update Armada 380 thermal sensor coefficients Date: Wed, 17 Jun 2015 15:23:07 -0700 Message-Id: <1434579851-1719-83-git-send-email-kamal@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1434579851-1719-1-git-send-email-kamal@canonical.com> References: <1434579851-1719-1-git-send-email-kamal@canonical.com> X-Extended-Stable: 3.19 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.19.8-ckt2 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Nadav Haklai 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 Signed-off-by: Nadav Haklai Signed-off-by: Gregory CLEMENT Signed-off-by: Eduardo Valentin Signed-off-by: Kamal Mostafa --- 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, }; -- 1.9.1