From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
To: rui.zhang@intel.com, daniel.lezcano@linaro.org,
amit.kucheria@verdurent.com, linux-pm@vger.kernel.org
Cc: edubezval@gmail.com, linux-amlogic@lists.infradead.org,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
linux-kernel@vger.kernel.org, jeff.dagenais@gmail.com
Subject: [PATCH 0/2] make generic-adc-thermal less noisy
Date: Wed, 8 Jan 2020 00:20:42 +0100 [thread overview]
Message-ID: <20200107232044.889075-1-martin.blumenstingl@googlemail.com> (raw)
I want to use generic-adc-thermal on the 32-bit Amlogic SoCs in the
future. These have a thermal sensors which can be read through the
SAR ADC (for which we have an IIO driver) on those SoCs.
While testing I found the generic-adc-thermal driver to be a bit
noisy when operating in well supported environment:
- the SoC temperature sensor on the 32-bit Amlogic SoCs is typically
loaded late because of it's dependencies (it needs data from the
eFuse and a syscon to calibrate). Yet I still got a message stating
there's no lookup table for the generic-adc-thermal defined (which
is expected and perfectly valid on these Amlogic SoCs, as the IIO
channel returns the temperature).
- the IIO channel is correctly defined with type IIO_TEMP, yet the
generic-adc-thermal driver still prints a message which first lead
me to believe that I passed an incorrect IIO channel (one that
returns a voltage).
Martin Blumenstingl (2):
thermal: generic-adc: silence "no lookup table" on deferred probe
thermal: generic-adc: silence info message for IIO_TEMP channels
drivers/thermal/thermal-generic-adc.c | 20 ++++++++++++--------
1 file changed, 12 insertions(+), 8 deletions(-)
--
2.24.1
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next reply other threads:[~2020-01-07 23:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-07 23:20 Martin Blumenstingl [this message]
2020-01-07 23:20 ` [PATCH 1/2] thermal: generic-adc: silence "no lookup table" on deferred probe Martin Blumenstingl
2020-01-07 23:20 ` [PATCH 2/2] thermal: generic-adc: silence info message for IIO_TEMP channels Martin Blumenstingl
2020-01-09 22:43 ` [PATCH 0/2] make generic-adc-thermal less noisy Daniel Lezcano
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