linux-kernel - Re: [PATCH v1 05/11] usb: misc: onboard_usb_hub: add Genesys Logic GL852G-OHG hub support

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Message-ID: <CANAwSgQbABi9QxO7eEZ5rKQY-2d5QZ+bUTOyv9sBWV8+4LGU8Q@mail.gmail.com>
Date:   Sat, 7 Jan 2023 20:26:34 +0530
From:   Anand Moon <linux.amoon@...il.com>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-amlogic@...ts.infradead.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 05/11] usb: misc: onboard_usb_hub: add Genesys Logic
 GL852G-OHG hub support

Hi Matthias

On Thu, 5 Jan 2023 at 02:23, Matthias Kaehlcke <mka@...omium.org> wrote:
>
> On Wed, Jan 04, 2023 at 08:28:18PM +0000, Matthias Kaehlcke wrote:
> > On Wed, Dec 28, 2022 at 10:03:14AM +0000, Anand Moon wrote:
> > > Genesys Logic GL852G-OHG is a 4-port USB 2.0 STT hub that has a reset pin to
> > > toggle and a 5.0V core supply exported through an integrated LDO is
> > > available for powering it.
> > >
> > > Add the support for this hub, for controlling the reset pin and the core
> > > power supply.
> > >
> > > Signed-off-by: Anand Moon <linux.amoon@...il.com>
> > > ---
> > >  drivers/usb/misc/onboard_usb_hub.c | 1 +
> > >  drivers/usb/misc/onboard_usb_hub.h | 1 +
> > >  2 files changed, 2 insertions(+)
> > >
> > > diff --git a/drivers/usb/misc/onboard_usb_hub.c b/drivers/usb/misc/onboard_usb_hub.c
> > > index 94e7966e199d..c0e8e6f4ec0a 100644
> > > --- a/drivers/usb/misc/onboard_usb_hub.c
> > > +++ b/drivers/usb/misc/onboard_usb_hub.c
> > > @@ -409,6 +409,7 @@ static void onboard_hub_usbdev_disconnect(struct usb_device *udev)
> > >
> > >  static const struct usb_device_id onboard_hub_id_table[] = {
> > >     { USB_DEVICE(VENDOR_ID_GENESYS, 0x0608) }, /* Genesys Logic GL850G USB 2.0 */
> > > +   { USB_DEVICE(VENDOR_ID_GENESYS, 0x0610) }, /* Genesys Logic GL852G-OHG USB 2.0 */
>
> Do you happen to know what '-OHG' stands for? The Genesys website only
> mentions a GL852G with different package types (none of them 'OHG').
> Unless there is an 'OHG' variant with a different product id I'd say
> let's drop the suffix.

Ok, done.


>
> > >     { USB_DEVICE(VENDOR_ID_MICROCHIP, 0x2514) }, /* USB2514B USB 2.0 */
> > >     { USB_DEVICE(VENDOR_ID_REALTEK, 0x0411) }, /* RTS5411 USB 3.1 */
> > >     { USB_DEVICE(VENDOR_ID_REALTEK, 0x5411) }, /* RTS5411 USB 2.1 */
> > > diff --git a/drivers/usb/misc/onboard_usb_hub.h b/drivers/usb/misc/onboard_usb_hub.h
> > > index 62129a6a1ba5..2ee1b0032d23 100644
> > > --- a/drivers/usb/misc/onboard_usb_hub.h
> > > +++ b/drivers/usb/misc/onboard_usb_hub.h
> > > @@ -31,6 +31,7 @@ static const struct of_device_id onboard_hub_match[] = {
> > >     { .compatible = "usb451,8140", .data = &ti_tusb8041_data, },
> > >     { .compatible = "usb451,8142", .data = &ti_tusb8041_data, },
> > >     { .compatible = "usb5e3,608", .data = &genesys_gl850g_data, },
> > > +   { .compatible = "genesys,usb5e3,610", .data = &genesys_gl850g_data, },
> >
> > s/genesys,//
> >
> > >     { .compatible = "usbbda,411", .data = &realtek_rts5411_data, },
> > >     { .compatible = "usbbda,5411", .data = &realtek_rts5411_data, },
> > >     { .compatible = "usbbda,414", .data = &realtek_rts5411_data, },
> > > --
> > > 2.38.1
> > >