linux-brain/drivers/iio/dac
Jonathan Cameron ab03f15c1d iio: dac: ad5624r: Fix incorrect handling of an optional regulator.
[ Upstream commit 97683c851f9cdbd3ea55697cbe2dcb6af4287bbd ]

The naming of the regulator is problematic.  VCC is usually a supply
voltage whereas these devices have a separate VREF pin.

Secondly, the regulator core might have provided a stub regulator if
a real regulator wasn't provided. That would in turn have failed to
provide a voltage when queried. So reality was that there was no way
to use the internal reference.

In order to avoid breaking any dts out in the wild, make sure to fallback
to the original vcc naming if vref is not available.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reported-by: kernel test robot <lkp@intel.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20210627163244.1090296-9-jic23@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-22 12:26:27 +02:00
..
Kconfig iio: dac: ad5446: Add support for new AD5600 DAC 2019-12-31 16:45:19 +01:00
Makefile iio:dac:ti-dac7612: Add driver for Texas Instruments DAC7612 2019-02-09 18:46:02 +00:00
ad5064.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5360.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5380.c iio: dac: ad5380: fix incorrect assignment to val 2019-09-03 18:55:50 +01:00
ad5421.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5446.c iio: dac: ad5446: Add support for new AD5600 DAC 2019-12-31 16:45:19 +01:00
ad5449.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5504.c iio: ad5504: Fix setting power-down state 2021-01-27 11:47:48 +01:00
ad5592r-base.c iio: dac: ad5592r: fix unbalanced mutex unlocks in ad5592r_read_raw() 2020-08-21 13:05:24 +02:00
ad5592r-base.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5592r.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5593r.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5624r.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5624r_spi.c iio: dac: ad5624r: Fix incorrect handling of an optional regulator. 2021-09-22 12:26:27 +02:00
ad5686-spi.c drivers: iio: dac: Fix wrong license for ADI drivers 2019-02-09 18:46:01 +00:00
ad5686.c drivers: iio: dac: Fix wrong license for ADI drivers 2019-02-09 18:46:01 +00:00
ad5686.h drivers: iio: dac: Fix wrong license for ADI drivers 2019-02-09 18:46:01 +00:00
ad5696-i2c.c drivers: iio: dac: Fix wrong license for ADI drivers 2019-02-09 18:46:01 +00:00
ad5755.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5758.c iio: dac: ad5758: remove set but not used variable 'dc_dc_mode' 2019-04-27 14:15:39 +01:00
ad5761.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5764.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad5791.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad7303.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
ad8801.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
cio-dac.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
dpot-dac.c iio: dpot-dac: mark expected switch fall-through with text GCC expects. 2018-10-14 18:01:00 +01:00
ds4424.c Merge 5.2-rc6 into staging-next 2019-06-23 13:29:03 +02:00
lpc18xx_dac.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
ltc1660.c iio: dac: add support for ltc1660 2018-08-25 09:24:07 +01:00
ltc2632.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 177 2019-05-30 11:29:19 -07:00
m62332.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
max517.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61 2019-05-24 17:36:45 +02:00
max5821.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
mcp4725.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 330 2019-06-05 17:37:06 +02:00
mcp4922.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
stm32-dac-core.c
stm32-dac-core.h
stm32-dac.c
ti-dac082s085.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
ti-dac5571.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
ti-dac7311.c iio:dac:ti-dac7311 Add driver for Texas Instrument DAC7311 2018-11-11 15:29:44 +00:00
ti-dac7612.c iio:dac:ti-dac7612: Add driver for Texas Instruments DAC7612 2019-02-09 18:46:02 +00:00
vf610_dac.c iio: dac: vf610: Fix an error handling path in 'vf610_dac_probe()' 2020-05-27 17:46:45 +02:00