[PATCH 5/6] dt: add empty of_property_read_u32[_array] for non-dt

Rob Herring robherring2 at gmail.com
Fri Jul 8 08:33:53 EDT 2011


Shawn,

On 07/08/2011 03:27 AM, Shawn Guo wrote:
> The patch adds empty functions of_property_read_u32 and
> of_property_read_u32_array for non-dt build, so that drivers
> migrating to dt can save some '#ifdef CONFIG_OF'.
> 
> Signed-off-by: Shawn Guo <shawn.guo at linaro.org>
> Cc: Rob Herring <rob.herring at calxeda.com>
> Cc: Thomas Abraham <thomas.abraham at linaro.org>
> Cc: Grant Likely <grant.likely at secretlab.ca>
> ---
>  include/linux/of.h |   15 +++++++++++++++
>  1 files changed, 15 insertions(+), 0 deletions(-)
> 
> diff --git a/include/linux/of.h b/include/linux/of.h
> index 4761046..4ef636e 100644
> --- a/include/linux/of.h
> +++ b/include/linux/of.h
> @@ -255,5 +255,20 @@ static inline bool of_have_populated_dt(void)
>  	return false;
>  }
>  
> +static inline int of_property_read_u32_array(const struct device_node *np,
> +				      char *propname,
> +				      u32 *out_values,
> +				      size_t sz)
> +{
> +	return -ENOSYS;
> +}
> +
> +static inline int of_property_read_u32(const struct device_node *np,
> +				       char *propname,
> +				       u32 *out_value)
> +{
> +	return -ENOSYS;
> +}
> +
>  #endif /* CONFIG_OF */
>  #endif /* _LINUX_OF_H */

You should include the string read function as well for completeness.

Rob



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