Re: [PATCH] serial: 8250_tegra: Create Tegra specific 8250 driver

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Hello Jon,

20.01.2020 19:01, Jon Hunter пишет:

[snip]

> +	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> +	if (!res)
> +		return -ENODEV;
> +
> +	port->membase = devm_ioremap(&pdev->dev, res->start,
> +				     resource_size(res));

devm_platform_ioremap_resource()

> +	if (!port->membase)
> +		return -ENOMEM;
> +
> +	port->mapbase = res->start;
> +	port->mapsize = resource_size(res);
> +
> +	uart->rst = devm_reset_control_get_optional_shared(&pdev->dev, NULL);

Why reset is shared? It shall not be shared at least on T20/30/124/210..

[snip]



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