[PATCH 3/4] fec: add support for Freescale i.MX25 PDK (3DS)

Greg Ungerer gerg at snapgear.com
Tue Dec 15 19:13:56 EST 2009


Hi Baruch,

Baruch Siach wrote:
> 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?

With that conditional check changed, sure:

Acked-by:  Greg Ungerer <gerg at uclinux.org>

Regards
Greg



>>> +	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
> 


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Greg Ungerer  --  Principal Engineer        EMAIL:     gerg at snapgear.com
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