Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-04 Thread Tony Lindgren
* Jon Hunter jon-hun...@ti.com [120425 08:16]: Hi Tero, On 04/25/2012 02:33 AM, Tero Kristo wrote: On Mon, 2012-04-23 at 11:09 -0500, Jon Hunter wrote: Hi Tero, On 04/20/2012 04:33 AM, Tero Kristo wrote: [...] +/** + * omap4_dpll_print_reg - dump out a single DPLL register

RE: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Bedia, Vaibhav
Hi Tero, On Fri, Apr 20, 2012 at 15:03:34, Kristo, Tero wrote: From: Rajendra Nayak rna...@ti.com SAR/ROM code restores only CORE DPLL to its original state post wakeup from OFF mode. The rest of the DPLL's in OMAP4 platform (MPU/IVA/ABE/USB/PER) are saved and restored here during an OFF

Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Shilimkar, Santosh
On Wed, May 2, 2012 at 3:40 PM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: Hi Tero, On Fri, Apr 20, 2012 at 15:03:34, Kristo, Tero wrote: From: Rajendra Nayak rna...@ti.com SAR/ROM code restores only CORE DPLL to its original state post wakeup from OFF mode. The rest of the DPLL's in OMAP4

RE: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Bedia, Vaibhav
On Wed, May 02, 2012 at 15:48:01, Shilimkar, Santosh wrote: On Wed, May 2, 2012 at 3:40 PM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: Hi Tero, On Fri, Apr 20, 2012 at 15:03:34, Kristo, Tero wrote: From: Rajendra Nayak rna...@ti.com SAR/ROM code restores only CORE DPLL to its original

Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Shilimkar, Santosh
On Wed, May 2, 2012 at 4:25 PM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02, 2012 at 15:48:01, Shilimkar, Santosh wrote: On Wed, May 2, 2012 at 3:40 PM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: Hi Tero, On Fri, Apr 20, 2012 at 15:03:34, Kristo, Tero wrote: From: Rajendra

RE: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Bedia, Vaibhav
On Wed, May 02, 2012 at 16:30:26, Shilimkar, Santosh wrote: [...] How ? SRAM is sower memory than DDR so I don't see how it will reduce latency. I am just guessing if that's indeed the case ;) Haven't done any measurements to really check if that's indeed the case though. You

Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Shilimkar, Santosh
On Wed, May 2, 2012 at 5:10 PM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02, 2012 at 16:30:26, Shilimkar, Santosh wrote: [...] How ? SRAM is sower memory than DDR so I don't see how it will reduce latency. I am just guessing if that's indeed the case ;) Haven't done

Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Menon, Nishanth
On Wed, May 2, 2012 at 6:40 AM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02, 2012 at 16:30:26, Shilimkar, Santosh wrote: [...] How ? SRAM is sower memory than DDR so I don't see how it will reduce latency. I am just guessing if that's indeed the case ;)

RE: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Bedia, Vaibhav
On Wed, May 02, 2012 at 17:16:19, Shilimkar, Santosh wrote: On Wed, May 2, 2012 at 5:10 PM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02, 2012 at 16:30:26, Shilimkar, Santosh wrote: [...] How ? SRAM is sower memory than DDR so I don't see how it will reduce latency.

RE: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Bedia, Vaibhav
On Wed, May 02, 2012 at 17:17:08, Menon, Nishanth wrote: On Wed, May 2, 2012 at 6:40 AM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02, 2012 at 16:30:26, Shilimkar, Santosh wrote: [...] How ? SRAM is sower memory than DDR so I don't see how it will reduce latency.

Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Shilimkar, Santosh
On Wed, May 2, 2012 at 5:25 PM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02, 2012 at 17:17:08, Menon, Nishanth wrote: On Wed, May 2, 2012 at 6:40 AM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02, 2012 at 16:30:26, Shilimkar, Santosh wrote: [...] How ?

RE: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-05-02 Thread Bedia, Vaibhav
On Wed, May 02, 2012 at 17:28:17, Shilimkar, Santosh wrote: On Wed, May 2, 2012 at 5:25 PM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02, 2012 at 17:17:08, Menon, Nishanth wrote: On Wed, May 2, 2012 at 6:40 AM, Bedia, Vaibhav vaibhav.be...@ti.com wrote: On Wed, May 02,

Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-04-25 Thread Tero Kristo
On Mon, 2012-04-23 at 11:09 -0500, Jon Hunter wrote: Hi Tero, On 04/20/2012 04:33 AM, Tero Kristo wrote: [...] +/** + * omap4_dpll_print_reg - dump out a single DPLL register value + * @dpll_reg: register to dump + * @name: name of the register + * @tuple: content of the

Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-04-25 Thread Jon Hunter
Hi Tero, On 04/25/2012 02:33 AM, Tero Kristo wrote: On Mon, 2012-04-23 at 11:09 -0500, Jon Hunter wrote: Hi Tero, On 04/20/2012 04:33 AM, Tero Kristo wrote: [...] +/** + * omap4_dpll_print_reg - dump out a single DPLL register value + * @dpll_reg: register to dump + * @name: name of

Re: [PATCH 01/19] ARM: OMAP4: PM: save/restore all DPLL settings in OFF mode

2012-04-24 Thread Jon Hunter
Hi Tero, On 04/20/2012 04:33 AM, Tero Kristo wrote: [...] +/** + * omap4_dpll_print_reg - dump out a single DPLL register value + * @dpll_reg: register to dump + * @name: name of the register + * @tuple: content of the register + * + * Helper dump function to print out a DPLL register