Commit Graph

13 Commits

Author SHA1 Message Date
Andy Shevchenko
92c3e93b7d iio: humidity: hts221: Make use of device properties
Device property API allows to gather device resources from different sources,
such as ACPI. Convert the drivers to unleash the power of device property API.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-03-21 10:27:05 +00:00
Andy Shevchenko
4d8d2f09ad iio: humidity: hts221: Use dev_get_platdata() to get platform_data
Use dev_get_platdata() to get the platform_data instead of
referencing it directly.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2020-03-21 10:26:54 +00:00
Thomas Gleixner
fda8d26e61 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177
Based on 1 normalized pattern(s):

  licensed under the gpl 2

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 135 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170026.071193225@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:19 -07:00
Lorenzo Bianconi
621779220b iio: humidity: hts221: add regmap API support
Introduce regmap API support to access to i2c/spi bus instead of
using a custom support.
Remove lock mutex since concurrency is already managed by regmap API

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2018-01-30 18:33:18 +00:00
Lorenzo Bianconi
b62c4a96a6 iio: humidity: hts221: remove trailing whitespace from a comment
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2018-01-30 18:33:16 +00:00
Jonathan Cameron
13a8c6c2a1 iio:humidity: drop assign iio_info.driver_module and iio_trigger_ops.owner
The equivalent of both of these are now done via macro magic when
the relevant register calls are made.  The actual structure
elements will shortly go away.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
2017-08-22 21:30:20 +01:00
Lorenzo Bianconi
f3f0ae16f0 iio: humidity: hts221: move drdy enable logic in hts221_trig_set_state()
Move data-ready configuration in hts221_buffer.c since it is only related
to trigger logic

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-07-25 20:03:04 +01:00
Lorenzo Bianconi
9251f7aaa5 iio: humidity: hts221: support open drain mode
Add open drain support in order to share requested IRQ line between
hts221 device and other peripherals

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-07-25 20:00:47 +01:00
Lorenzo Bianconi
e7b4b45e1e iio: humidity: hts221: support active-low interrupts
Add support for active low interrupts (IRQF_TRIGGER_LOW and
IRQF_TRIGGER_FALLING). Configure the device as active high or low
according to the requested irq line.

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-07-22 21:21:46 +01:00
Lorenzo Bianconi
e3e25446a3 iio: humidity: hts221: squash hts221_power_on/off in hts221_set_enable
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2017-07-22 21:20:48 +01:00
simran singhal
7ae6df68d6 iio: humidity: hts221: Remove unnecessary cast on void pointer
The following Coccinelle script was used to detect this:
@r@
expression x;
void* e;
type T;
identifier f;
@@
(
  *((T *)e)
|
  ((T *)x)[...]
|
  ((T*)x)->f
|
- (T*)
  e
)

Signed-off-by: simran singhal <singhalsimran0@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2017-04-02 09:50:32 +01:00
Wei Yongjun
d1c6753412 iio: humidity: remove duplicated include from hts221_buffer.c
Remove duplicated include.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-11-01 18:43:46 +00:00
Lorenzo Bianconi
e4a70e3e7d iio: humidity: add support to hts221 rh/temp combo device
Add support to STM HTS221 humidity + temperature sensor

http://www.st.com/resource/en/datasheet/hts221.pdf

- continuous mode support
- i2c support
- spi support
- trigger mode support

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2016-10-23 19:34:09 +01:00