Quoting Geert Uytterhoeven (2019-10-01 11:11:09)
> As platform_get_irq() now prints an error when the interrupt does not
> exist, a scary warning may be printed for an optional interrupt:
>
> phy_rcar_gen3_usb2 ee0a0200.usb-phy: IRQ index 0 not found
>
> Fix this by calling platform_get_irq_optional() instead.
>
> Fixes: 7723f4c5ecdb8d83 ("driver core: platform: Add an error message to platform_get_irq*()")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> ---
Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
