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

[Lukasz Majewski <l.majewski@samsung.com>]

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.

> 
> Best regards,
> Marek Vasut



-- 
Best regards,

Lukasz Majewski

Samsung R&D Institute Poland (SRPOL) | Linux Platform Group