[PATCH v5 06/17] clk: at91: add PMC pll clocks

boris brezillon b.brezillon at overkiz.com
Thu Nov 28 03:34:10 EST 2013


Hi Mike,

On 27/11/2013 22:48, Mike Turquette wrote:
> Quoting Boris BREZILLON (2013-11-12 13:57:19)
>> +static const struct clk_ops pll_ops = {
>> +       .prepare = clk_pll_prepare,
>> +       .is_prepared = clk_pll_is_ready,
>> +       .disable = clk_pll_disable,
>> +       .is_enabled = clk_pll_is_ready,
>> +       .recalc_rate = clk_pll_recalc_rate,
>> +       .round_rate = clk_pll_round_rate,
>> +       .set_rate = clk_pll_set_rate,
>> +};
> Hi Boris,
>
> It is a bit strange to see only a .prepare and .disable callback
> populated. What happens if a driver calls clk_disable and then
> clk_enable? You clock will still be disabled in hardware.

Oops, I haven't thought about that.
I did this because the clk_pll_disable does not sleep, but this is a big 
mistake :-(.

I'll fix this.

Thanks.

Best Regards,

Boris
> Regards,
> Mike




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