[U-Boot] [PATCH v7 04/10] dm: core: add ofnode_count_phandle_with_args()

Simon Glass sjg at chromium.org
Tue Jun 20 18:26:24 UTC 2017


On 20 June 2017 at 03:59,  <patrice.chotard at st.com> wrote:
> From: Patrice Chotard <patrice.chotard at st.com>
>
> This function is usefull to get phandle number contained
> in a property list.
> For example,  this allows to allocate the right amount
> of memory to keep clock's reference contained into the
> "clocks" property.
>
> To implement it, either of_count_phandle_with_args() or
> fdtdec_parse_phandle_with_args() are used respectively
> for live tree and flat tree.
> By passing index = -1, these 2 functions returns the
> number of phandle contained into the property list.
>
> Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
> ---
>
> v7:     _ add ofnode_count_phandle_with_args() which returns
>           the phandle number contained into a property list.
>
>
>  drivers/core/of_access.c |  7 +++++++
>  drivers/core/ofnode.c    | 12 ++++++++++++
>  include/dm/of_access.h   | 18 ++++++++++++++++++
>  include/dm/ofnode.h      | 17 +++++++++++++++++
>  4 files changed, 54 insertions(+)

Reviewed-by: Simon Glass <sjg at chromium.org>


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