The driver doesn't have a struct of_device_id table but supported devices
are registered via Device Trees. This is working on the assumption that a
I2C device registered via OF will always match a legacy I2C device ID and
that the MODALIAS reported will always be of the form i2c:<device>.
But this could change in the future so the correct approach is to have an
OF device ID table if the devices are registered via OF.
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Three changes here, two run of the mill driver specific fixes and a
change from Mark Rutland which reverts some new device specific ACPI
binding code which was added during the merge window as there are
concerns about this sending the wrong signal about usage of regulators
in ACPI systems.
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Merge tag 'regulator-fix-v4.10-rc6' into regulator-linus
regulator: Fixes for v4.10
Three changes here, two run of the mill driver specific fixes and a
change from Mark Rutland which reverts some new device specific ACPI
binding code which was added during the merge window as there are
concerns about this sending the wrong signal about usage of regulators
in ACPI systems.
# gpg: Signature made Fri 03 Feb 2017 11:48:10 GMT
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# gpg: issuer "broonie@kernel.org"
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# gpg: key 162614E316005C11 marked as ultimately trusted
# gpg: key A730C53A5621E907: no public key for trusted key - skipped
# gpg: key A730C53A5621E907 marked as ultimately trusted
# gpg: key 276568D75C6153AD: no public key for trusted key - skipped
# gpg: key 276568D75C6153AD marked as ultimately trusted
# gpg: Good signature from "Mark Brown <broonie@sirena.org.uk>" [ultimate]
# gpg: aka "Mark Brown <broonie@debian.org>" [ultimate]
# gpg: aka "Mark Brown <broonie@kernel.org>" [ultimate]
# gpg: aka "Mark Brown <broonie@tardis.ed.ac.uk>" [ultimate]
# gpg: aka "Mark Brown <broonie@linaro.org>" [ultimate]
# gpg: aka "Mark Brown <Mark.Brown@linaro.org>" [ultimate]
After commit 66d228a2bf ("regulator: core: Don't use regulators as
supplies until the parent is bound"), input supplies aren't resolved
if the input supplies parent device has not been bound. This prevent
regulators to hold an invalid reference if its supply parent device
driver probe is deferred.
But this causes issues on some boards where a PMIC's regulator use as
input supply a regulator from another PMIC whose driver is registered
after the driver for the former.
In this case the regulators for the first PMIC will fail to resolve
input supplies on regulators registration (since the other PMIC wasn't
probed yet). And when the core attempts to resolve again latter when
the other PMIC registers its own regulators, it will fail again since
the parent device isn't bound yet.
This will cause some parent supplies to never be resolved and wrongly
be disabled on boot due taking them as unused.
To solve this problem, also attempt to resolve the pending regulators
input supplies before disabling the unused regulators.
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
It is allowed to call regulator_get with a NULL dev argument
(_regulator_get explicitly checks for it) but this causes an error later
when printing /sys/kernel/debug/regulator_summary.
Fix this by explicitly handling "deviceless" consumers in the debugfs code.
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
When we check for additional DT properties in the current node we
use the device_node passed in with the configuration data, this
will not point to the correct DT node, use the one passed in
for this purpose.
Fixes: d2a2e729a6 ("regulator: tps65086: Add regulator driver for the TPS65086 PMIC")
Reported-by: Steven Kipisz <s-kipisz2@ti.com>
Signed-off-by: Andrew F. Davis <afd@ti.com>
Tested-by: Steven Kipisz <s-kipisz2@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
The three load switches are called SWA1, SWB1, and SWB2. The
node names describing properties for these are expected to be
the same, but due to a typo they are not. Fix this here.
Fixes: d2a2e729a6 ("regulator: tps65086: Add regulator driver for the TPS65086 PMIC")
Reported-by: Steven Kipisz <s-kipisz2@ti.com>
Signed-off-by: Andrew F. Davis <afd@ti.com>
Tested-by: Steven Kipisz <s-kipisz2@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
The code in _regulator_get() got a bit confusing over time, with control
flow jumping to a label from couple of places. Let's untangle it a bit by
doing the following:
1. Make handling of missing supplies and substituting them with dummy
regulators more explicit:
- check if we not have full constraints and refuse considering dummy
regulators with appropriate message;
- use "switch (get_type)" to handle different types of request explicitly
as well. "Normal" requests will get dummies, exclusive will not and
will notify user about that; optional will fail silently.
2. Stop jumping to a label in the middle of the function but instead have
proper conditional flow. I believe jumps should be reserved for error
handling, breaking from inner loop, or restarting a loop, but not for
implementing normal conditional flow.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Instead of returning both regulator_dev structure as return value and
auxiliary error code in 'ret' argument, let's switch to using ERR_PTR
encoded values. This makes it more obvious what is going on at call sites.
Also, let's not unlock the mutex in the middle of a loop, but rather break
out and have single unlock path.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
The driver defaults to voltage, not current, type so correct
this in the device tree binding documentation.
Signed-off-by: Hans Holmberg <hans@pixelmunchies.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Many Motorola phones like droid 4 are using a custom PMIC called CPCAP
or 6556002. This PMIC is used with several SoCs, I've noticed at least
omap3, omap4 and Tegra2 based Motorola phones and tablets using it.
Cc: devicetree@vger.kernel.org
Cc: Marcel Partap <mpartap@gmx.net>
Cc: Michael Scott <michael.scott@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
When performing this bulk operation, there is no need to track every supply
individually. It is more efficient to treat entire group as a single
managed resource.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
There is no need to have two loops there, we can store error for subsequent
reporting.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Instead of separate "exclusive" and "allow_dummy" arguments, that formed 3
valid combinations (normal, exclusive and optional) and an invalid one,
let's accept explicit "get_type", like we did in devm-managed code.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
There is no point in assigning value to 'ret' before calling
regulator_dev_lookup() as it will clobber 'ret' anyway.
Also, let's explicitly return -PROBE_DEFER when try_module_get() fails,
instead of relying that earlier initialization of "regulator" carries
correct value.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/rn5t618-regulator.o
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631 5136 0 5767 1687 regulator/rn5t618-regulator.o
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/rc5t583-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/pv88090-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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
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3828 1808 8 5644 160c regulator/pv88080-regulator.o
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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>
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/pv88060-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/pfuze100-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/pcf50633-regulator.o
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3019 192 0 3211 c8b regulator/pcf50633-regulator.o
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/pcap-regulator.o
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5759 308 0 6067 17b3 regulator/pcap-regulator.o
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/pbias-regulator.o
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2801 368 0 3169 c61 regulator/pbias-regulator.o
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/palmas-regulator.o
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12856 3480 8 16344 3fd0 regulator/palmas-regulator.o
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/max8952.o
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3304 240 0 3544 dd8 drivers/regulator/max8952.o
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/max8925-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/max8907-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/max77802-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/max77693-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/max77686-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/max77620-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/max14577-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/ltc3676.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/ltc3589.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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.
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/hi655x-regulator.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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/fan53555.o
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Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
