Re: [PATCH 1/2] of: Add of_property_present() helper

From: Frank Rowand
Date: Wed Feb 15 2023 - 19:23:56 EST


On 2/15/23 15:55, Rob Herring wrote:
> Add an of_property_present() function similar to
> fwnode_property_present(). of_property_read_bool() could be used
> directly, but it is cleaner to not use it on non-boolean properties.
>
> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
> ---
> I plan to add this for v6.3 and send most of the conversion patches in
> the next cycle.
> ---
> include/linux/of.h | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/include/linux/of.h b/include/linux/of.h
> index 8b9f94386dc3..b3e04021186f 100644
> --- a/include/linux/of.h
> +++ b/include/linux/of.h
> @@ -1537,6 +1537,11 @@ static inline bool of_device_is_system_power_controller(const struct device_node
> return of_property_read_bool(np, "system-power-controller");
> }
>
> +static inline bool of_property_present(const struct device_node *np, const char *propname)
> +{
> + return of_property_read_bool(np, propname);
> +}
> +
> /*
> * Overlay support
> */

of_property_present() needs a docbook header.

Otherwise, for patches 1 and 2:

Reviewed-by: Frank Rowand <frowand.list@xxxxxxxxx>
Tested-by: Frank Rowand <frowand.list@xxxxxxxxx>

Test was boot of 32 bit arm devboard with full devicetree unittest