[RFC v1 5/7] usb: onboard-hub: Add support for VL817 USB hub

[Neil Armstrong]

On 09/05/2025 09:02, Anand Moon wrote:
> Enable support for the Via labs VL817 USB2.0 and USB3.1 Hub
> on the Odroid C4. The Via labs VL817 USB driver activates the
> hub reset signal, which toggles the GPIO.
> 
> Signed-off-by: Anand Moon <linux.amoon at gmail.com>
> ---
> => dm tree
>   simple_bus   11  [ + ]   dwc3-meson-g12a       |   `-- usb at ffe09000
>   usb_gadget    0  [   ]   dwc2-udc-otg          |       |-- usb at ff400000
>   usb           0  [ + ]   xhci-dwc3             |       `-- usb at ff500000
>   usb_hub       0  [ + ]   usb_hub               |           `-- usb_hub
>   usb_hub       1  [ + ]   usb_hub               |               |-- usb_hub
>   usb_mass_s    0  [ + ]   usb_mass_storage      |               |   `-- usb_mass_storage
>   blk           2  [ + ]   usb_storage_blk       |               |       |-- usb_mass_storage.lun0
>   partition     0  [ + ]   blk_partition         |               |       |   |-- usb_mass_storage.lun0:1
>   partition     1  [ + ]   blk_partition         |               |       |   |-- usb_mass_storage.lun0:2
>   partition     2  [ + ]   blk_partition         |               |       |   |-- usb_mass_storage.lun0:3
>   partition     3  [ + ]   blk_partition         |               |       |   `-- usb_mass_storage.lun0:4
>   bootdev       3  [   ]   usb_bootdev           |               |       `-- usb_mass_storage.lun0.bootdev
>   usb_hub       2  [ + ]   usb_hub               |               `-- usb_hub
> ---
>   common/usb_onboard_hub.c | 10 ++++++++++
>   1 file changed, 10 insertions(+)
> 
> diff --git a/common/usb_onboard_hub.c b/common/usb_onboard_hub.c
> index 3914e2f773d..1242513c631 100644
> --- a/common/usb_onboard_hub.c
> +++ b/common/usb_onboard_hub.c
> @@ -235,6 +235,10 @@ static const struct onboard_hub_data genesys_gl853g_data = {
>   	.reset_us = 50,
>   };
>   
> +static const struct onboard_hub_data vialab_vl817_data = {
> +	.reset_us = 10,
> +};
> +
>   static const struct udevice_id usb_onboard_hub_ids[] = {
>   	/* Use generic usbVID,PID dt-bindings (usb-device.yaml) */
>   	{	.compatible = "usb424,2514",	/* USB2514B USB 2.0 */
> @@ -251,6 +255,12 @@ static const struct udevice_id usb_onboard_hub_ids[] = {
>   	}, {
>   		.compatible = "usb5e3,620",     /* GL852G USB 3.1 */
>   		.data = (ulong)&genesys_gl853g_data,
> +	}, {
> +		.compatible = "usb2109,817",	/* Via labs VL817 2.0 */
> +		.data = (ulong)&vialab_vl817_data,
> +	}, {
> +		.compatible = "usb2109,2817",	/* Via labs VL817 3.1 */
> +		.data = (ulong)&vialab_vl817_data,
>   	}
>   };
>   

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>