Hi!
> WLED4 peripheral is present on some PMICs like pmi8998
> and pm660l. It has a different register map and also
> configurations are different. Add support for it.
>
> Signed-off-by: Kiran Gunda <kgu...@codeaurora.org>
> ---
> .../bindings/leds/backlight/qcom-wled.txt | 172 ++++-
> drivers/video/backlight/qcom-wled.c | 749
> +++++++++++++++------
> 2 files changed, 696 insertions(+), 225 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt
> b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt
> index fb39e32..0ceffa1 100644
> --- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt
> +++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt
> @@ -1,30 +1,129 @@
> Binding for Qualcomm Technologies, Inc. WLED driver
>
> -Required properties:
> -- compatible: should be "qcom,pm8941-wled"
> -- reg: slave address
> -
> -Optional properties:
> -- default-brightness: brightness value on boot, value from: 0-4095
> - default: 2048
> +- compatible
> + Usage: required
> + Value type: <string>
> + Definition: should be "qcom,pm8941-wled" or "qcom,pmi8998-wled".
> + or "qcom,pm660l-wled".
> +
> +- reg
> + Usage: required
> + Value type: <prop encoded array>
> + Definition: Base address of the WLED modules.
I'm not sure if this change of format is good idea here...
Pavel
