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iio: adc: axp288: Override TS pin bias current for some models

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commit 048058399f upstream.

Since commit 9bcf15f75c ("iio: adc: axp288: Fix TS-pin handling") we
preserve the bias current set by the firmware at boot. This fixes issues
we were seeing on various models.

Some models like the Nuvision Solo 10 Draw tablet actually need the
old hardcoded 80ųA bias current for battery temperature monitoring
to work properly.

Add a quirk entry for the Nuvision Solo 10 Draw to the DMI quirk table
to restore setting the bias current to 80ųA on this model.

Fixes: 9bcf15f75c ("iio: adc: axp288: Fix TS-pin handling")
BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=215882
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20220506095040.21008-1-hdegoede@redhat.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hans de Goede
2022-05-06 11:50:40 +02:00
committed by Greg Kroah-Hartman
parent d579c893dd
commit d40514d440
1 changed files with 8 additions and 0 deletions
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8
drivers/iio/adc/axp288_adc.c
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@@ -196,6 +196,14 @@ static const struct dmi_system_id axp288_adc_ts_bias_override[] = {
},
.driver_data = (void *)(uintptr_t)AXP288_ADC_TS_BIAS_80UA,
},
{
/* Nuvision Solo 10 Draw */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "TMAX"),
DMI_MATCH(DMI_PRODUCT_NAME, "TM101W610L"),
},
.driver_data = (void *)(uintptr_t)AXP288_ADC_TS_BIAS_80UA,
},
{}
};