Re: [PATCH v9 1/2] regulator: dt-bindings: willsemi,wl2868c: add the WL2868C camera PMIC

From: Rob Herring (Arm)

Date: Mon Nov 09 2026 - 10:01:10 EST



On Sat, 07 Nov 2026 09:50:13 +0800, Qianhui Xu wrote:
> The WL2868C is an I2C-controlled camera power management IC from Will
> Semiconductor. It provides seven programmable LDOs: LDO1 and LDO2 are fed
> from a shared VIN12 input and cover 0.496 V to 1.512 V, LDO3 and LDO4 share
> VIN34, and LDO5 to LDO7 each have their own input, covering 1.504 V to
> 3.544 V. All outputs are programmable in 8 mV steps and are gated by
> per-output enable bits with a chip-wide SYS_EN master. The chip also
> exposes an optional active-low RST_N input.
>
> VIN7 and VSYS are both inputs of the internal control logic, which is
> powered from the higher of the two voltages, so a device tree has to
> describe at least one of them. The remaining inputs only feed LDOs, so
> they stay optional: an input can be left unconnected when the outputs it
> feeds are unused on a given board.
>
> Signed-off-by: Qianhui Xu <xiaqinghuan@xxxxxxxxxxxxxxxx>
> ---
> .../bindings/regulator/willsemi,wl2868c.yaml | 98 +++++++++++++++++++
> MAINTAINERS | 7 ++
> 2 files changed, 105 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/regulator/willsemi,wl2868c.yaml
>

Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx>