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path: root/drivers/regulator/pv88080-regulator.c (follow)
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2019-05-03regulator: pv880x0: Switch to SPDX identifierAxel Lin1-14/+4
Convert Powerventure Semiconductor PV88060/PV88080/PV88090 regulator drivers to SPDX identifier. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2019-03-13regulator: pv88080: Fix notifier mutex lock warningSteve Twiss1-0/+4
The mutex for the regulator_dev must be controlled by the caller of the regulator_notifier_call_chain(), as described in the comment for that function. Failure to mutex lock and unlock surrounding the notifier call results in a kernel WARN_ON_ONCE() which will dump a backtrace for the regulator_notifier_call_chain() when that function call is first made. The mutex can be controlled using the regulator_lock/unlock() API. Fixes: 99cf3af5e2d5 ("regulator: pv88080: new regulator driver") Suggested-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> Signed-off-by: Steve Twiss <stwiss.opensource@diasemi.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2019-03-03regulator: pv88080: Convert to use regulator_set/get_current_limit_regmapAxel Lin1-47/+8
Use regulator_set/get_current_limit_regmap helpers to save some code. Signed-off-by: Axel Lin <axel.lin@ingics.com> Acked-by: Steve Twiss <stwiss.opensource@diasemi.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2019-02-19regulator: pv88080: Fix array out-of-bounds accessAxel Lin1-1/+1
Fix off-by-one while iterating current_limits array. The valid index should be 0 ~ n_current_limits -1. Fixes: 99cf3af5e2d5 ("regulator: pv88080: new regulator driver") Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2017-01-31regulator: pv88080-regulator: constify regulator_ops structureBhumika Goyal1-2/+2
Declare regulator_ops structure as const as it is only stored in the ops field of a regulator_desc structure. This field is of type const, so regulator_ops structures having this property can be made const too. File size before: drivers/regulator/pv88080-regulator.o text data bss dec hex filename 3828 1808 8 5644 160c regulator/pv88080-regulator.o File size after: drivers/regulator/pv88080-regulator.o text data bss dec hex filename 4340 1296 8 5644 160c regulator/pv88080-regulator.o Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2016-09-26regulator: pv88080: Update regulator for PV88080 BB silicon supportEric Jeong1-29/+234
Three files are modified, the driver, header file and the binding document. Updates for the regulator source file include and .of_match_table entry and node match checking in the probe() function for a compatible pv88080 silicon type. A new "HVBUCK" is added in source file and added regsiter definition in header file for pv88080 bb silicion. The binding documentation changes have been made to reflect these updates. Signed-off-by: Eric Jeong <eric.jeong.opensource@diasemi.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2016-05-30regulator: pv880x0: Clean up unnecessary header inclusionAxel Lin1-3/+0
Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2016-04-18regulator: pv88080: new regulator driverJames Ban1-0/+419
This is the driver for the Powerventure PV88080 BUCKs regulator. It communicates via an I2C bus to the device. Signed-off-by: James Ban <James.Ban..opensource@diasemi.com> Signed-off-by: Mark Brown <broonie@kernel.org>