[U-Boot] [PATCH 3/5] usb: s3c-otg: Split out PHY control

Marek Vasut
2014-11-07T09:12:32Z

On Friday, November 07, 2014 at 09:59:25 AM, Lukasz Majewski wrote:
> Hi Marek,
>
> > On Tuesday, November 04, 2014 at 08:34:21 PM, Pavel Machek wrote:
> > > On Tue 2014-11-04 06:07:32, Marek Vasut wrote:
> > > > Split the Samsung specific PHY control into a separate file
> > > > and compile this into the S3C OTG driver only if used on a
> > > > Samsung system.
> > > >
> > > > Signed-off-by: Marek Vasut <marex@denx.de>
> > > > Cc: Chin Liang See <clsee@altera.com>
> > > > Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
> > > > Cc: Vince Bridgers <vbridger@altera.com>
> > >
> > > Acked-by: Pavel Machek <pavel@denx.de>
> > >
> > > I know you are just moving the code, but...
> > >
> > > > +void otg_phy_init(struct s3c_udc *dev)
> > > > +{
> > > > + unsigned int usb_phy_ctrl = dev->pdata->usb_phy_ctrl;
> > > > + struct s3c_usbotg_phy *phy =
> > > > + (struct s3c_usbotg_phy *)dev->pdata->regs_phy;
> > > > +
> > > > + dev->pdata->phy_control(1);
> > > > +
> > > > + /*USB PHY0 Enable */
> > >
> > > Wrong comment style.
> >
> > I'll fix this one.
> >
> > > > + printf("USB PHY0 Enable\n");
> > > > +
> > > > + /* Enable PHY */
> > > > + writel(readl(usb_phy_ctrl) | USB_PHY_CTRL_EN0,
> > > > usb_phy_ctrl);
> > >
> > > We have helpers for setting/clearing bits, right?
> >
> > Yes we do, Lukasz ... ? :)
>
> If you think about set_bit()/ clear_bit() functions
> from ./arch/arm/include/asm/bitops.h, then I don't mind to replace
> current code with them.
>
> Feel free to use them for next version of the patch.

Pavel meant clrsetbits_le32() and friends . Personally, I would leave
that to subsequent set :)

Best regards,
Marek Vasut