Re: [PATCH 1/3] serial: 8250_omap: Drop check for of_node

From: Tony Lindgren
Date: Wed Jan 09 2019 - 16:44:10 EST


* Vignesh R <vigneshr@xxxxxx> [190109 09:11]:
> 8250_omap is DT only driver so dev->of_node always exists. Drop check
> for existence of valid dev->of_node to simplify omap8250_probe().

That part seems safe to me now.

> --- a/drivers/tty/serial/8250/8250_omap.c
> +++ b/drivers/tty/serial/8250/8250_omap.c
...
> - const struct of_device_id *id;
> -
> - ret = of_alias_get_id(pdev->dev.of_node, "serial");
> -
> - of_property_read_u32(pdev->dev.of_node, "clock-frequency",
> - &up.port.uartclk);
> - priv->wakeirq = irq_of_parse_and_map(pdev->dev.of_node, 1);
> -
> - id = of_match_device(of_match_ptr(omap8250_dt_ids), &pdev->dev);
> - if (id && id->data)
> - priv->habit |= *(u8 *)id->data;

But this part it seems we still need to keep around
as we still have lots of clock-frequency references
in the *.dtsi files. Or am I missing something?

Regards

Tony