On Wed, Aug 12, 2026 at 09:21:46PM +0200, Wim de With wrote: > Add device tree bindings for the Orient Chip OCP8178 LED backlight > driver. > > Signed-off-by: Wim de With <[email protected]> > --- > .../bindings/leds/backlight/ocs,ocp8178.yaml | 47 > ++++++++++++++++++++++ > MAINTAINERS | 5 +++ > 2 files changed, 52 insertions(+) > > diff --git > a/Documentation/devicetree/bindings/leds/backlight/ocs,ocp8178.yaml > b/Documentation/devicetree/bindings/leds/backlight/ocs,ocp8178.yaml > new file mode 100644 > index 0000000000000..57c44d3383b88 > --- /dev/null > +++ b/Documentation/devicetree/bindings/leds/backlight/ocs,ocp8178.yaml > @@ -0,0 +1,47 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/leds/backlight/ocs,ocp8178.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Orient Chip OCP8178 backlight > + > +maintainers: > + - Wim de With <[email protected]> > + > +description: > + The Orient Chip OCP8178 is a white LED backlight driver controlled by a > single > + GPIO line with a vendor-specific onewire protocol. > + > +allOf: > + - $ref: common.yaml# > + > +properties: > + compatible: > + const: ocs,ocp8178 > + > + enable-gpios: > + description: GPIO to use to enable/disable and dim the backlight. > + maxItems: 1
Is this really an "enable" GPIO? The enable-gpio(s) for most backlights is the HWEN pin rather than something used for protocol. Maybe onewire-gpios or control-gpios? Daniel.
