Re: [PATCH 1/1] add pwm capability to dm816x

[Suman Anna]

Brian,

On 06/15/2015 02:32 PM, Kristo, Tero wrote:
> On 06/15/2015 09:36 PM, Brian Hutchinson wrote:
>> Clocks 4-7 are capable of PWM output on dm816x.
>>
>> This adds the pwm capability to those timers.
> 
> Use checkpatch pls, I see lots of whitespace errors.
> 
> Also, I don't think Mike / Stephen care about this patch, as it is 
> against omap hwmod data only.

The capabilities should be added to the DT nodes, not to the hwmods.
The hwmod timer capabilities are needed only for non-DT SoCs, and dm816x
is DT boot only.

regards
Suman

> 
> -Tero
> 
>>
>> Cc: Paul Walmsley <paul@xxxxxxxxx <mailto:paul@xxxxxxxxx>>
>> Cc: Tero Kristo <t-kristo@xxxxxx <mailto:t-kristo@xxxxxx>>
>> Cc: Tony Lindgren <tony@xxxxxxxxxxx <mailto:tony@xxxxxxxxxxx>>
>> Signed-off-by: Brian Hutchinson <b.hutchman@xxxxxxxxx
>> <mailto:b.hutchman@xxxxxxxxx><mailto:tony@xxxxxxxxxxx>>
>>
>> --- arch/arm/mach-omap2/omap_hwmod_81xx_data.c_orig     2015-06-15
>> 13:20:43.174343431 -0400
>> +++ arch/arm/mach-omap2/omap_hwmod_81xx_data.c  2015-06-15
>> 13:34:51.770551392 -0400
>> @@ -546,6 +546,14 @@ static struct omap_timer_capability_dev_
>>          .timer_capability       = OMAP_TIMER_ALWON,
>>   };
>>
>> +/* pwm timers dev attribute.
>> + * timers 4-7 may be used for PWM output - see datasheet timer terminal
>> + * functions table
>> + */
>> +static struct omap_timer_capability_dev_attr capability_pwm_dev_attr = {
>> +       .timer_capability       = OMAP_TIMER_ALWON | OMAP_TIMER_HAS_PWM,
>> +};
>> +
>>   static struct omap_hwmod dm816x_timer1_hwmod = {
>>          .name           = "timer1",
>>          .clkdm_name     = "alwon_l3s_clkdm",
>> @@ -619,7 +627,7 @@ static struct omap_hwmod dm816x_timer4_h
>>                          .modulemode = MODULEMODE_SWCTRL,
>>                  },
>>          },
>> -       .dev_attr       = &capability_alwon_dev_attr,
>> +       .dev_attr       = &capability_pwm_dev_attr,
>>          .class          = &dm816x_timer_hwmod_class,
>>   };
>>
>> @@ -640,7 +648,7 @@ static struct omap_hwmod dm816x_timer5_h
>>                          .modulemode = MODULEMODE_SWCTRL,
>>                  },
>>          },
>> -       .dev_attr       = &capability_alwon_dev_attr,
>> +       .dev_attr       = &capability_pwm_dev_attr,
>>          .class          = &dm816x_timer_hwmod_class,
>>   };
>>
>> @@ -661,7 +669,7 @@ static struct omap_hwmod dm816x_timer6_h
>>                          .modulemode = MODULEMODE_SWCTRL,
>>                  },
>>          },
>> -       .dev_attr       = &capability_alwon_dev_attr,
>> +       .dev_attr       = &capability_pwm_dev_attr,
>>          .class          = &dm816x_timer_hwmod_class,
>>   };
>>
>> @@ -682,7 +690,7 @@ static struct omap_hwmod dm816x_timer7_h
>>                          .modulemode = MODULEMODE_SWCTRL,
>>                  },
>>          },
>> -       .dev_attr       = &capability_alwon_dev_attr,
>> +       .dev_attr       = &capability_pwm_dev_attr,
>>          .class          = &dm816x_timer_hwmod_class,
>>   };
> 
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