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

Marek Vasut
2014-11-07T10:28:31Z

On Friday, November 07, 2014 at 11:08:44 AM, Lukasz Majewski wrote:
> Hi Marek,
>
> > 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 :)
>
> This is up to you. I just would like to avoid changing too many things
> at once.

Definitelly. Did adding the missing include fix the issues with this patch ?

Best regards,
Marek Vasut