Am Montag, 3. Juni 2013, 22:07:22 schrieb Mike Turquette:
> Quoting Heiko Stübner (2013-06-03 12:33:19)
>
> > Hi Mike,
> >
> > I think it's a multiplexEr clock in the patch title, and see below
>
> Doh, you are right. But "xor" is so much cooler looking than "xer"...
>
> > Am Montag, 3. Juni 2013, 19:53:09 schrieb Mike Turquette:
> > > Device Tree binding for the basic clock multiplexor, plus the setup
> > > function to register the clock. Based on the existing fixed-clock
> > > binding.
> > >
> > > Also relocate declaration of of_fixed_factor_clk_setup to keep things
> > > tidy.
> > >
> > > Signed-off-by: Mike Turquette <mturque...@linaro.org>
> >
> > [...]
> >
> > > +
> > > + reg = of_iomap(node, 0);
> > > + pr_err("%s: reg is 0x%p\n", __func__, reg);
> > > +
> > > + if (of_property_read_u32(node, "mask", &mask)) {
> > > + pr_err("%s: missing mask property for %s\n", __func__,
> > > node->name); + return;
> > > + }
> > > +
> > > + if (of_property_read_u32(node, "shift", &shift))
> > > + pr_debug("%s: missing shift property defaults to zero for
> > > %s\n", + __func__, node->name);
> > > +
> > > + if (of_property_read_bool(node, "index_one"))
> > > + clk_mux_flags |= CLK_MUX_INDEX_ONE;
> > > +
> > > + clk = clk_register_mux_table(NULL, clk_name, parent_names,
> > > num_parents, + 0, reg, 0, mask, clk_mux_flags,
> > >
> > ^- should probably be shift
> >
> > Otherwise looks cool and I'm currently trying it with my Rockchip code.
>
> Right again. My test platform seems to not shift the mask at all so
> this did not cause a visible bug for me.
I'm currently converting my rockchip stuff to it, as it would solve a lot of
problems with the numerous clock types I'm defining just to put the shift and
mask values somewhere.
So lets see if anything more turns up ;-)
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