Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Jisheng Zhang
Dear Arnd and Daniel, On Wed, 4 Nov 2015 13:19:53 +0100 Arnd Bergmann wrote: > On Wednesday 04 November 2015 12:19:57 Daniel Lezcano wrote: > > On 11/04/2015 11:30 AM, Arnd Bergmann wrote: > > > On Wednesday 04 November 2015 10:46:49 Daniel Lezcano wrote: > > >> On 11/03/2015 03:28 PM,

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Arnd Bergmann
On Wednesday 04 November 2015 12:19:57 Daniel Lezcano wrote: > On 11/04/2015 11:30 AM, Arnd Bergmann wrote: > > On Wednesday 04 November 2015 10:46:49 Daniel Lezcano wrote: > >> On 11/03/2015 03:28 PM, Jisheng Zhang wrote: > >>> In case there are several possible delay timers, we purely base the >

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Daniel Lezcano
On 11/04/2015 11:30 AM, Arnd Bergmann wrote: On Wednesday 04 November 2015 10:46:49 Daniel Lezcano wrote: On 11/03/2015 03:28 PM, Jisheng Zhang wrote: In case there are several possible delay timers, we purely base the selection on the frequency, which is suboptimal in some cases. Take one

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Arnd Bergmann
On Wednesday 04 November 2015 10:46:49 Daniel Lezcano wrote: > On 11/03/2015 03:28 PM, Jisheng Zhang wrote: > > In case there are several possible delay timers, we purely base the > > selection on the frequency, which is suboptimal in some cases. Take > > one Marvell Berlin platform for example:

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Daniel Lezcano
On 11/03/2015 03:28 PM, Jisheng Zhang wrote: In case there are several possible delay timers, we purely base the selection on the frequency, which is suboptimal in some cases. Take one Marvell Berlin platform for example: we have arch timer and dw-apb timer. The arch timer freq is 25MHZ while

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Jisheng Zhang
Dear Arnd and Daniel, On Wed, 4 Nov 2015 13:19:53 +0100 Arnd Bergmann wrote: > On Wednesday 04 November 2015 12:19:57 Daniel Lezcano wrote: > > On 11/04/2015 11:30 AM, Arnd Bergmann wrote: > > > On Wednesday 04 November 2015 10:46:49 Daniel Lezcano wrote: > > >> On 11/03/2015 03:28 PM,

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Arnd Bergmann
On Wednesday 04 November 2015 12:19:57 Daniel Lezcano wrote: > On 11/04/2015 11:30 AM, Arnd Bergmann wrote: > > On Wednesday 04 November 2015 10:46:49 Daniel Lezcano wrote: > >> On 11/03/2015 03:28 PM, Jisheng Zhang wrote: > >>> In case there are several possible delay timers, we purely base the >

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Daniel Lezcano
On 11/03/2015 03:28 PM, Jisheng Zhang wrote: In case there are several possible delay timers, we purely base the selection on the frequency, which is suboptimal in some cases. Take one Marvell Berlin platform for example: we have arch timer and dw-apb timer. The arch timer freq is 25MHZ while

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Arnd Bergmann
On Wednesday 04 November 2015 10:46:49 Daniel Lezcano wrote: > On 11/03/2015 03:28 PM, Jisheng Zhang wrote: > > In case there are several possible delay timers, we purely base the > > selection on the frequency, which is suboptimal in some cases. Take > > one Marvell Berlin platform for example:

Re: [PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-04 Thread Daniel Lezcano
On 11/04/2015 11:30 AM, Arnd Bergmann wrote: On Wednesday 04 November 2015 10:46:49 Daniel Lezcano wrote: On 11/03/2015 03:28 PM, Jisheng Zhang wrote: In case there are several possible delay timers, we purely base the selection on the frequency, which is suboptimal in some cases. Take one

[PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-03 Thread Jisheng Zhang
In case there are several possible delay timers, we purely base the selection on the frequency, which is suboptimal in some cases. Take one Marvell Berlin platform for example: we have arch timer and dw-apb timer. The arch timer freq is 25MHZ while the dw-apb timer freq is 100MHZ, current

[PATCH v2 0/3] let Marvell Berlin SoCs make use of the best delay timer

2015-11-03 Thread Jisheng Zhang
In case there are several possible delay timers, we purely base the selection on the frequency, which is suboptimal in some cases. Take one Marvell Berlin platform for example: we have arch timer and dw-apb timer. The arch timer freq is 25MHZ while the dw-apb timer freq is 100MHZ, current