[PATCH 1/2] powerpc: i2c-mpc: preserve I2C clocking
Wolfram Sang
w.sang at pengutronix.de
Wed Apr 1 00:56:29 EST 2009
> >> -
> >> - mpc_i2c_setclock(i2c);
> >> +
> >> + if (set_clock)
> >> + mpc_i2c_setclock(i2c);
> >
> > Can't we drop 'set_clock' with something like this here?
> >
> > + if (!of_get_property(op->node, "fsl,preserve-clocking", NULL)) {
> > +
> > + if (of_get_property(op->node, "dfsrr", NULL))
> > + i2c->flags |= FSL_I2C_DEV_SEPARATE_DFSRR;
> > +
> > + if (of_device_is_compatible(op->node, "fsl,mpc5200-i2c") ||
> > + of_device_is_compatible(op->node, "mpc5200-i2c"))
> > + i2c->flags |= FSL_I2C_DEV_CLOCK_5200;
> > +
> > + mpc_i2c_setclock(i2c);
> > + }
>
> No, because the I2C registers are not yet mapped.
Sorry, I used misleading words :) With 'here' I meant 'at this
position', i.e. insert my above block where mpc_i2c_setclock was used
anyway.
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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