[PATCH 3/4] fec: add support for Freescale i.MX25 PDK (3DS)
Baruch Siach
baruch at tkos.co.il
Tue Dec 15 15:11:10 EST 2009
Hi Greg,
On Tue, Dec 15, 2009 at 09:52:24PM +1000, Greg Ungerer wrote:
> On 12/15/2009 06:31 PM, Baruch Siach wrote:
[snip]
> >+#ifndef CONFIG_M5272
>
> I would suggest making this conditional on FEC_MIIGSK_ENR.
> Although the CONFIG_M5272 is the only case here currently,
> that may change over the years. And using this here may not
> be obvious to the causual code reader, since the register
> offset definitions don't explicitly key on CONFIG_M5272.
OK, I'll change this conditional.
Can I take this as an Ack from you?
baruch
>
> >+ if (fep->phy_interface == PHY_INTERFACE_MODE_RMII) {
> >+ /* disable the gasket and wait */
> >+ writel(0, fep->hwp + FEC_MIIGSK_ENR);
> >+ while (readl(fep->hwp + FEC_MIIGSK_ENR)& 4)
> >+ udelay(1);
> >+
> >+ /* configure the gasket: RMII, 50 MHz, no loopback, no echo */
> >+ writel(1, fep->hwp + FEC_MIIGSK_CFGR);
> >+
> >+ /* re-enable the gasket */
> >+ writel(2, fep->hwp + FEC_MIIGSK_ENR);
> >+ }
> >+#endif
--
~. .~ Tk Open Systems
=}------------------------------------------------ooO--U--Ooo------------{=
- baruch at tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il -
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