Re: [U-Boot] [PATCH] power: regulator: pwm: support pwm polarity setting

2017-04-16 Thread Simon Glass
Hi Elaine, On 9 April 2017 at 20:09, Elaine Zhang wrote: > > > On 04/10/2017 03:28 AM, Simon Glass wrote: >> >> Hi, >> >> On 7 April 2017 at 05:02, Kever Yang wrote: >>> >>> The latest kernel PWM drivers enable the polarity settings. When system >>> run from U-Boot to kerenl, if there are differ

Re: [U-Boot] [PATCH] power: regulator: pwm: support pwm polarity setting

2017-04-10 Thread Elaine Zhang
On 04/07/2017 07:28 PM, Jaehoon Chung wrote: Hi Kever, On 04/07/2017 08:02 PM, Kever Yang wrote: The latest kernel PWM drivers enable the polarity settings. When system run from U-Boot to kerenl, if there are differences in polarity set or duty cycle, the PMW will re-init: close -> set pol

Re: [U-Boot] [PATCH] power: regulator: pwm: support pwm polarity setting

2017-04-10 Thread Elaine Zhang
On 04/10/2017 03:28 AM, Simon Glass wrote: Hi, On 7 April 2017 at 05:02, Kever Yang wrote: The latest kernel PWM drivers enable the polarity settings. When system run from U-Boot to kerenl, if there are differences in polarity set or duty cycle, the PMW will re-init: close -> set polarity

Re: [U-Boot] [PATCH] power: regulator: pwm: support pwm polarity setting

2017-04-09 Thread Simon Glass
Hi, On 7 April 2017 at 05:02, Kever Yang wrote: > The latest kernel PWM drivers enable the polarity settings. When system > run from U-Boot to kerenl, if there are differences in polarity set or > duty cycle, the PMW will re-init: > close -> set polarity and duty cycle -> enable the PWM. > The

Re: [U-Boot] [PATCH] power: regulator: pwm: support pwm polarity setting

2017-04-07 Thread Jaehoon Chung
Hi Kever, On 04/07/2017 08:02 PM, Kever Yang wrote: > The latest kernel PWM drivers enable the polarity settings. When system > run from U-Boot to kerenl, if there are differences in polarity set or > duty cycle, the PMW will re-init: > close -> set polarity and duty cycle -> enable the PWM. > T

[U-Boot] [PATCH] power: regulator: pwm: support pwm polarity setting

2017-04-07 Thread Kever Yang
The latest kernel PWM drivers enable the polarity settings. When system run from U-Boot to kerenl, if there are differences in polarity set or duty cycle, the PMW will re-init: close -> set polarity and duty cycle -> enable the PWM. The power supply controled by pwm regulator may have voltage sha