Re: [PATCH] serial: atmel: Use platform_get_irq() to get the interrupt

From: Rob Herring
Date: Thu Dec 16 2021 - 16:22:52 EST


On Wed, Dec 15, 2021 at 5:37 PM Alexandre Belloni
<alexandre.belloni@xxxxxxxxxxx> wrote:
>
> Hello Rob,
>
> On 15/12/2021 16:48:31-0600, Rob Herring wrote:
> > Accessing platform device resources directly has long been deprecated for
> > DT as IRQ resources may not be available at device creation time. Drivers
> > continuing to use static IRQ resources is blocking removing the static setup
> > from the DT core code.
> >
> > Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
> > ---
> > drivers/tty/serial/atmel_serial.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
> > index 2c99a47a2535..9e57bfe523cf 100644
> > --- a/drivers/tty/serial/atmel_serial.c
> > +++ b/drivers/tty/serial/atmel_serial.c
> > @@ -2479,7 +2479,7 @@ static int atmel_init_port(struct atmel_uart_port *atmel_port,
> > port->fifosize = 1;
> > port->dev = &pdev->dev;
> > port->mapbase = mpdev->resource[0].start;
>
> Shouldn't you fix that one at the same time?

Sure, I'll make a 2nd patch as it has little to do with $subject.

>
> > - port->irq = mpdev->resource[1].start;
> > + port->irq = platform_get_irq(mpdev, 0);
> > port->rs485_config = atmel_config_rs485;
> > port->iso7816_config = atmel_config_iso7816;
> > port->membase = NULL;
> > --
> > 2.32.0
> >
>
> --
> Alexandre Belloni, co-owner and COO, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com