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iio: xilinx-ams: Fix AMS_ALARM_THR_DIRECT_MASK

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AMS_ALARM_THR_DIRECT_MASK should be bit 0, not bit 1. This would cause
hysteresis to be enabled with a lower threshold of -28C. The temperature
alarm would never deassert even if the temperature dropped below the
upper threshold.

Fixes: d5c70627a7 ("iio: adc: Add Xilinx AMS driver")
Signed-off-by: Sean Anderson <sean.anderson@linux.dev>
Reviewed-by: O'Griofa, Conall <conall.ogriofa@amd.com>
Tested-by: Erim, Salih <Salih.Erim@amd.com>
Acked-by: Erim, Salih <Salih.Erim@amd.com>
Link: https://patch.msgid.link/20250715003058.2035656-1-sean.anderson@linux.dev
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Sean Anderson
2025-07-14 20:30:58 -04:00
committed by Jonathan Cameron
parent feb500c7ae
commit 1315cc2dbd
1 changed files with 1 additions and 1 deletions
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2
drivers/iio/adc/xilinx-ams.c
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@@ -118,7 +118,7 @@
#define AMS_ALARM_THRESHOLD_OFF_10 0x10
#define AMS_ALARM_THRESHOLD_OFF_20 0x20
#define AMS_ALARM_THR_DIRECT_MASK BIT(1)
#define AMS_ALARM_THR_DIRECT_MASK BIT(0)
#define AMS_ALARM_THR_MIN 0x0000
#define AMS_ALARM_THR_MAX (BIT(16) - 1)