[PATCHv4 15/33] CLK: OMAP: DPLL: add support for DT property ti,dpll-no-gate

Tero Kristo t-kristo at ti.com
Wed Jul 31 10:56:44 EDT 2013


On 07/30/2013 10:18 PM, Nishanth Menon wrote:
> On 07/23/2013 02:20 AM, Tero Kristo wrote:
>> AM335x has DPLL clocks that should never be attempted to be gated. Adding
>> ti,dpll-no-gate property for them handles this situation.
>>
>> Signed-off-by: Tero Kristo <t-kristo at ti.com>
>> ---
>>   drivers/clk/omap/dpll.c |   10 ++++++++++
>>   1 file changed, 10 insertions(+)
>>
>> diff --git a/drivers/clk/omap/dpll.c b/drivers/clk/omap/dpll.c
>> index 66e82be..1d24feada 100644
>> --- a/drivers/clk/omap/dpll.c
>> +++ b/drivers/clk/omap/dpll.c
>> @@ -54,6 +54,13 @@ static const struct clk_ops dpll_x2_ck_ops = {
>>       .recalc_rate    = &omap3_clkoutx2_recalc,
>>   };
>>
>> +static const struct clk_ops dpll_no_gate_ck_ops = {
>> +    .recalc_rate    = &omap3_dpll_recalc,
>> +    .get_parent    = &omap2_init_dpll_parent,
>> +    .round_rate    = &omap2_dpll_round_rate,
>> +    .set_rate    = &omap3_noncore_dpll_set_rate,
>> +};
>> +
>>   struct clk *omap_clk_register_dpll(struct device *dev, const char
>> *name,
>>           const char **parent_names, int num_parents, unsigned long
>> flags,
>>           struct dpll_data *dpll_data, const char *clkdm_name,
>> @@ -288,6 +295,9 @@ __init void of_omap4_dpll_setup(struct device_node
>> *node)
>>           return;
>>       }
>>
>> +    if (of_property_read_bool(node, "ti,dpll-no-gate"))
>> +        ops = &dpll_no_gate_ck_ops;
>> +
>>       of_omap_dpll_setup(node, ops);
>>   }
>>   EXPORT_SYMBOL_GPL(of_omap4_dpll_setup);
>>
> squash this to dpll patch?
>

Can do it. Was kept separate just to avoid confusion with previous rev 
of the code.

-Tero




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