Re: [PATCH] serial: 8250_dw: Use device tree match data

[Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>]

On Fri, Mar 11, 2022 at 03:48:14PM +0100, Emil Renner Berthing wrote:
> ..rather than multiple calls to of_device_is_compatible().

> For reference this is the patch I wrote for the StarFive JH7100 tree.
> Feel free to use it or do something better as you see fit.

>  	if (np) {
> +		unsigned long quirks = (unsigned long)of_device_get_match_data(p->dev);

It can be done outside of the np check with device property APIs in use.
Also it needs to use (uintptr_t) for better coverage.

		unsigned long quirks = (uintptr_t)device_get_match_data(p->dev);

Or use data structure as driver_data.

		const struct ... *data = device_get_match_data(p->dev);

-- 
With Best Regards,
Andy Shevchenko