[PATCH v3] usb: onboard-hub: Update the bind function based on peer-hub property

[Patrice CHOTARD]

On 12/4/24 08:25, Venkatesh Yadav Abbarapu wrote:
> As the "peer-hub" property is optional, don't error out just
> skip the bind function.
> 
> Fixes: 57e30b09fc ("usb: onboard-hub: Bail out if peer hub is already probed")
> Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu at amd.com>
> ---
> Changes in v2:
> - Removed the peer_hub variable and used the return value.
> Changes in v3:
> - Removed the else condition.
> ---
>  common/usb_onboard_hub.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/common/usb_onboard_hub.c b/common/usb_onboard_hub.c
> index 6f28036e09..7fe62b043e 100644
> --- a/common/usb_onboard_hub.c
> +++ b/common/usb_onboard_hub.c
> @@ -183,7 +183,12 @@ static int usb_onboard_hub_bind(struct udevice *dev)
>  	int ret, off;
>  
>  	ret = dev_read_phandle_with_args(dev, "peer-hub", NULL, 0, 0, &phandle);
> -	if (ret)  {
> +	if (ret == -ENOENT) {
> +		dev_dbg(dev, "peer-hub property not present\n");
> +		return 0;
> +	}
> +
> +	if (ret) {
>  		dev_err(dev, "peer-hub not specified\n");
>  		return ret;
>  	}

Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>
Tested-by: Patrice Chotard <patrice.chotard at foss.st.com>

Tested on STM32MP157C-DK2 board

Thanks
Patrice