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| author |   Stephen Boyd <swboyd@chromium.org> | 2018-06-21 19:27:17 -0700 |
|---|---|---|
| committer |   Jiri Kosina <jkosina@suse.cz> | 2018-06-25 15:12:42 +0200 |
| commit | 6136f97cd2dd2b5a88d62bd73cc663a803124c09 (patch) | |
| tree | 28b21fc0c45c8bba0cd6b2414dfb36fd4702152f /Documentation/devicetree/bindings/input/hid-over-i2c.txt | |
| parent | HID: i2c-hid: Use devm to allocate i2c_hid struct (diff) | |
| download | linux-dev-6136f97cd2dd2b5a88d62bd73cc663a803124c09.tar.xz linux-dev-6136f97cd2dd2b5a88d62bd73cc663a803124c09.zip | |
HID: i2c-hid: Add vddl regulator control
Some wacom w9013 devices have a vddl supply for "low valtage"
requirements. Add support in this driver to turn on this low voltage
supply. We can also drop a handful of error messages because the
regulator core is already printing an error when bulk regulators fail to
enable or disable.
Cc: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Dmitry Torokhov <dtor@chromium.org>
Cc: Doug Anderson <dianders@chromium.org>
Acked-by: Rob Herring <robh@kernel.org>
Cc: <devicetree@vger.kernel.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Acked-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'Documentation/devicetree/bindings/input/hid-over-i2c.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/input/hid-over-i2c.txt | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/input/hid-over-i2c.txt b/Documentation/devicetree/bindings/input/hid-over-i2c.txt index 4d3da9d91de4..89e6ab89ba38 100644 --- a/Documentation/devicetree/bindings/input/hid-over-i2c.txt +++ b/Documentation/devicetree/bindings/input/hid-over-i2c.txt @@ -26,7 +26,8 @@ device-specific compatible properties, which should be used in addition to the - compatible: * "wacom,w9013" (Wacom W9013 digitizer). Supports: - - vdd-supply + - vdd-supply (3.3V) + - vddl-supply (1.8V) - post-power-on-delay-ms - vdd-supply: phandle of the regulator that provides the supply voltage. |