Re: [PATCH v4 01/22] of: device: Support loading a module with OF based modalias

From: Rob Herring
Date: Wed Sep 07 2016 - 20:59:15 EST


On Wed, Sep 7, 2016 at 4:34 PM, Stephen Boyd <stephen.boyd@xxxxxxxxxx> wrote:
> In the case of ULPI devices, we want to be able to load the
> driver before registering the device so that we don't get stuck
> in a loop waiting for the phy module to appear and failing usb
> controller probe. Currently we request the ulpi module via the
> ulpi ids, but in the DT case we might need to request it with the
> OF based modalias instead. Add a common function that allows
> anyone to request a module with the OF based modalias.
>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: <devicetree@xxxxxxxxxxxxxxx>
> Signed-off-by: Stephen Boyd <stephen.boyd@xxxxxxxxxx>
> ---
> drivers/of/device.c | 23 +++++++++++++++++++++++
> include/linux/of_device.h | 6 ++++++
> 2 files changed, 29 insertions(+)

Acked-by: Rob Herring <robh@xxxxxxxxxx>