Hello Krzysztof,

On 10/21/2014 11:23 AM, Krzysztof Kozlowski wrote:
>> >  
>> >                            ldo9_reg: ldo9 {
>> > @@ -295,7 +311,9 @@
>> >                                    regulator-name = "CAM_ISP_MIPI_1.2V";
>> >                                    regulator-min-microvolt = <1200000>;
>> >                                    regulator-max-microvolt = <1200000>;
>> > -                                  regulator-mem-idle;
>> > +                                  regulator-state-mem {
>> > +                                          regulator-on-in-suspend;
>> 
>> CAM_ISP_MIPI_1.2V is used for camera, I think this regulator should turn off 
>> in suspend state
>> because camear could not be used in suspend state.
> 
> LDO9 does not support off in suspend mode controlled by PWRREQ. It
> supports only switching to low power mode if PWRREQ level goes low.
> 
> Thus the driver does not provide set_suspend_enable or
> set_suspend_disable for LDO0. Do you want to add such function to the
> max77686 driver which will explicitly disable the regulator (write 0x0
> to control reg)?
> 
> 

I think for those regulators you can just use regulator_disable_regmap()
as the .set_suspend_disable function handler?

Best regards,
Javier
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to