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    Subject[PATCH 2/3] of: property: add debug info for supplier devices still unavailable
    Date
    It's normal that supplier devices may still unavaiable when parse DT to
    create dependency. e.g. supplier devices populated by drivers.
    Add debug info for this case.

    Cc: devicetree@vger.kernel.org
    Cc: Saravana Kannan <saravanak@google.com>
    Cc: Rob Herring <robh@kernel.org>
    Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
    ---
    drivers/of/property.c | 2 ++
    1 file changed, 2 insertions(+)

    diff --git a/drivers/of/property.c b/drivers/of/property.c
    index 408a7b5f06a9..21a854e85234 100644
    --- a/drivers/of/property.c
    +++ b/drivers/of/property.c
    @@ -1150,6 +1150,8 @@ static int of_link_to_phandle(struct device *dev, struct device_node *sup_np,
    * Can't check for cycles or no cycles. So let's try
    * again later.
    */
    + dev_dbg(dev, "Not linking to %pOFP - device may still unavailable\n",
    + sup_np);
    ret = -EAGAIN;
    }

    --
    2.23.0
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