Re: [PATCH v3] 8250-men-mcb: add support for 16z025 and 16z057
From: Michael Moese
Date: Mon Mar 05 2018 - 10:22:20 EST
Hi, sorry.. my bad. Not my day today. I forgot to commit :/
I'll resend.
On Mon, Mar 05, 2018 at 05:17:04PM +0200, Andy Shevchenko wrote:
> On Mon, Mar 5, 2018 at 10:22 AM, Michael Moese <mmoese@xxxxxxx> wrote:
> > Add support for two MEN UARTs (16z025 and 16z057) to the
> > 8250_men_mcb driver.
> > The 16z025 consists of up to four ports, the 16z057 has
> > exactly four ports. Apart from that, all of them share the
> > Port settings.
>
> > Changes to v2:
> > Added include of linux/io.h due to finding of kbuild robot.
>
> Hmm... Is it there?
>
> > static int serial_8250_men_mcb_probe(struct mcb_device *mdev,
> > const struct mcb_device_id *id)
> > {
>
> > mem = mcb_get_resource(mdev, IORESOURCE_MEM);
>
> > if (mem == NULL)
> > return -ENXIO;
>
> Redundant.
>
> > + membase = devm_ioremap_resource(&mdev->dev, mem);
> > + if (IS_ERR(membase))
> > + return PTR_ERR_OR_ZERO(membase);
>
> > + for (i = 0; i < num_ports; i++) {
>
> > + /* ok, register the port */
> > + data[i].line = serial8250_register_8250_port(&data[i].uart);
> > + if (data[i].line < 0) {
> > + dev_err(&mdev->dev, "unable to register UART port\n");
> > + return data[i].line;
> > + }
> > + dev_info(&mdev->dev, "found MCB UART: ttyS%d\n", data[i].line);
>
> Consider to use struct uart_port::name instead.
>
> > + }
> >
> > return 0;
> > }
> >
> > static void serial_8250_men_mcb_remove(struct mcb_device *mdev)
> > {
>
> > + if (!data)
> > + return;
>
> When it's possible?
>
> > }
>
> --
> With Best Regards,
> Andy Shevchenko
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