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9e348da477
This is an automatically generated commit which aids following Kernel patch history, as git will see the move and copy as a rename thus defeating the purpose. See: https://lists.openwrt.org/pipermail/openwrt-devel/2023-October/041673.html for the original discussion. Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
75 lines
2.7 KiB
Diff
75 lines
2.7 KiB
Diff
From 6c04a419a4c5fb18edefc44dd676fb95c7f6c55d Mon Sep 17 00:00:00 2001
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From: Maksim Kiselev <bigunclemax@gmail.com>
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Date: Mon, 19 Feb 2024 15:36:36 +0000
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Subject: [PATCH] thermal/drivers/sun8i: Extend H6 calibration to support 4
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sensors
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The H616 SoC resembles the H6 thermal sensor controller, with a few
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changes like four sensors.
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Extend sun50i_h6_ths_calibrate() function to support calibration of
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these sensors.
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Co-developed-by: Martin Botka <martin.botka@somainline.org>
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Signed-off-by: Martin Botka <martin.botka@somainline.org>
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Signed-off-by: Maksim Kiselev <bigunclemax@gmail.com>
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Reviewed-by: Andre Przywara <andre.przywara@arm.com>
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Signed-off-by: Andre Przywara <andre.przywara@arm.com>
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Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
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Acked-by: Vasily Khoruzhick <anarsoul@gmail.com>
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Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
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Link: https://lore.kernel.org/r/20240219153639.179814-5-andre.przywara@arm.com
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---
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drivers/thermal/sun8i_thermal.c | 28 ++++++++++++++++++++--------
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1 file changed, 20 insertions(+), 8 deletions(-)
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--- a/drivers/thermal/sun8i_thermal.c
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+++ b/drivers/thermal/sun8i_thermal.c
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@@ -224,16 +224,21 @@ static int sun50i_h6_ths_calibrate(struc
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struct device *dev = tmdev->dev;
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int i, ft_temp;
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- if (!caldata[0] || callen < 2 + 2 * tmdev->chip->sensor_num)
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+ if (!caldata[0])
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return -EINVAL;
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/*
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* efuse layout:
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*
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- * 0 11 16 32
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- * +-------+-------+-------+
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- * |temp| |sensor0|sensor1|
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- * +-------+-------+-------+
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+ * 0 11 16 27 32 43 48 57
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+ * +----------+-----------+-----------+-----------+
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+ * | temp | |sensor0| |sensor1| |sensor2| |
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+ * +----------+-----------+-----------+-----------+
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+ * ^ ^ ^
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+ * | | |
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+ * | | sensor3[11:8]
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+ * | sensor3[7:4]
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+ * sensor3[3:0]
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*
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* The calibration data on the H6 is the ambient temperature and
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* sensor values that are filled during the factory test stage.
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@@ -246,9 +251,16 @@ static int sun50i_h6_ths_calibrate(struc
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ft_temp = (caldata[0] & FT_TEMP_MASK) * 100;
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for (i = 0; i < tmdev->chip->sensor_num; i++) {
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- int sensor_reg = caldata[i + 1] & TEMP_CALIB_MASK;
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- int cdata, offset;
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- int sensor_temp = tmdev->chip->calc_temp(tmdev, i, sensor_reg);
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+ int sensor_reg, sensor_temp, cdata, offset;
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+
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+ if (i == 3)
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+ sensor_reg = (caldata[1] >> 12)
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+ | ((caldata[2] >> 12) << 4)
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+ | ((caldata[3] >> 12) << 8);
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+ else
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+ sensor_reg = caldata[i + 1] & TEMP_CALIB_MASK;
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+
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+ sensor_temp = tmdev->chip->calc_temp(tmdev, i, sensor_reg);
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/*
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* Calibration data is CALIBRATE_DEFAULT - (calculated
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