> > IIRC I asked you explicitly for the differences between the chips. If
> > there are none, you can use the driver directly, right? :)
> 
> Yes.  The device tree node for the PT7C4338 device should just say
> 
>    /* The board has a PT7C4338, which is compatible with the DS1307 */
>    compatible = "dallas,ds1307";
> 
> And that's it.

I'd also suggest to add a comment to the id_table in rtc-ds1307.c, so
the chip name can be grepped for.

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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