[PATCH 1/2] gpio: mvebu: fix blink counter register selection

[Gregory CLEMENT]

Hi again,
 
 On mar., mai 30 2017, Gregory CLEMENT <gregory.clement at free-electrons.com> wrote:

> Hi Richard,
>  
>  On mar., mai 30 2017, Richard Genoud <richard.genoud at gmail.com> wrote:
>
>> The blink counter A was always selected because 0 was forced in the
>> blink select counter register.
>> The variable 'set' was obviously there to be used as the register value,
>> selecting the B counter when id==1 and A counter when id==0.
>>
>> Tested on clearfog-pro (Marvell 88F6828)
>>
>> Signed-off-by: Richard Genoud <richard.genoud at gmail.com>
>
> Looks good for me:
>
> Reviewed-by: Gregory CLEMENT <gregory.clement at free-electrons.com>
>
> I thinks this one should go to v4.12-rc as it is a fix.
>
> As I modified the same part of the code in my series, I think I will
> have to rebase my series on top of this patch as soon as Linus Walleij
> will have accepted it.

I think we could also add:
Fixes: 757642f9a584 ("gpio: mvebu: Add limited PWM support")

Gregory

>
> Thanks,
>
> Gregory
>
>
>> ---
>>  drivers/gpio/gpio-mvebu.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
>> index 19a92efabbef..cdef2c78cb3b 100644
>> --- a/drivers/gpio/gpio-mvebu.c
>> +++ b/drivers/gpio/gpio-mvebu.c
>> @@ -747,7 +747,7 @@ static int mvebu_pwm_probe(struct platform_device *pdev,
>>  		set = U32_MAX;
>>  	else
>>  		return -EINVAL;
>> -	writel_relaxed(0, mvebu_gpioreg_blink_counter_select(mvchip));
>> +	writel_relaxed(set, mvebu_gpioreg_blink_counter_select(mvchip));
>>  
>>  	mvpwm = devm_kzalloc(dev, sizeof(struct mvebu_pwm), GFP_KERNEL);
>>  	if (!mvpwm)
>
> -- 
> Gregory Clement, Free Electrons
> Kernel, drivers, real-time and embedded Linux
> development, consulting, training and support.
> http://free-electrons.com
>
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-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com