# Re: \[PATCH 08/20\] usb: host: ehci-sead3: Remove non-DT probe code

- From: Alan Stern \<stern@rowland.harvard.edu\>
- Date: 2016-08-09 14:21:08 
- List: linux-mips
- Page: https://ratatoskr.run/linux-mips/2016/08/4810568
- Thread: https://ratatoskr.run/lkml/2016/08/4810440/t.md

```text
On Tue, 9 Aug 2016, Paul Burton wrote:

> Now that the SEAD3 board is probing the EHCI controller using device
> tree, remove the non-DT support from the probe function.
> 
> Signed-off-by: Paul Burton <redacted>
> ---
> 
>  drivers/usb/host/ehci-sead3.c | 16 ++++------------
>  1 file changed, 4 insertions(+), 12 deletions(-)
> 
> diff --git a/drivers/usb/host/ehci-sead3.c b/drivers/usb/host/ehci-sead3.c
> index 05db1ae..b88ecfe 100644
> --- a/drivers/usb/host/ehci-sead3.c
> +++ b/drivers/usb/host/ehci-sead3.c
> @@ -102,18 +102,10 @@ static int ehci_hcd_sead3_drv_probe(struct platform_device *pdev)
>  	if (usb_disabled())
>  		return -ENODEV;
>  
> -	if (pdev->dev.of_node) {
> -		irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
> -		if (!irq) {
> -			dev_err(&pdev->dev, "failed to map IRQ\n");
> -			return -ENODEV;
> -		}
> -	} else {
> -		if (pdev->resource[1].flags != IORESOURCE_IRQ) {
> -			pr_debug("resource[1] is not IORESOURCE_IRQ");
> -			return -ENOMEM;
> -		}
> -		irq = pdev->resource[1].start;
> +	irq = irq_of_parse_and_map(pdev->dev.of_node, 0);
> +	if (!irq) {
> +		dev_err(&pdev->dev, "failed to map IRQ\n");
> +		return -ENODEV;
>  	}
>  
>  	hcd = usb_create_hcd(&ehci_sead3_hc_driver, &pdev->dev, "SEAD-3");

For both this patch and the 06/20 patch:

Acked-by: Alan Stern <stern@rowland.harvard.edu>
```