On Wed, Jan 24, 2018 at 10:03:31AM +0000, Jon Hunter wrote:
>
> On 23/01/18 09:22, Peter De Schrijver wrote:
> > This clock is needed by the memory built-in self test work around.
> >
> > Signed-off-by: Peter De Schrijver <pdeschrijver@xxxxxxxxxx>
> > ---
> > drivers/clk/tegra/clk-tegra210.c | 14 ++++++++++++++
> > include/dt-bindings/clock/tegra210-car.h | 2 +-
> > 2 files changed, 15 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c
> > index 9e62608..f790c2d 100644
> > --- a/drivers/clk/tegra/clk-tegra210.c
> > +++ b/drivers/clk/tegra/clk-tegra210.c
> > @@ -41,6 +41,7 @@
> > #define CLK_SOURCE_CSITE 0x1d4
> > #define CLK_SOURCE_EMC 0x19c
> > #define CLK_SOURCE_SOR1 0x410
> > +#define CLK_SOURCE_LA 0x1f8
> >
> > #define PLLC_BASE 0x80
> > #define PLLC_OUT 0x84
> > @@ -2654,6 +2655,13 @@ static int tegra210_init_pllu(void)
> > sor1_parents_idx, 0, &sor1_lock),
> > };
> >
> > +static const char * const la_parents[] = {
> > + "pll_p", "pll_c2", "pll_c", "pll_c3", "pll_re_out1", "pll_a1", "clk_m", "pll_c4_out0"
> > +};
> > +
>
> I was comparing this with downstream and it appears that the parents are
> listed as "pll_p", "pll_c", "pll_m", "clk_m". Can you double check the
> above is correct?
>
For all I can see the parents as listed in dowstream are incorrect. Likely
only pll_p is used in practice, so noone has noticed this. pll_m for example
can only be used by emc since T210, so it cannot be part of the parent list
of la.
Peter.
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