Re: [PATCH v4 4/5] arm64: add support for ACPI Low Power Idle(LPI)

2016-04-20 Thread Vikas Sajjan
Hi Sudeep, On Tue, Apr 19, 2016 at 6:00 PM, Sudeep Holla wrote: > This patch adds appropriate callbacks to support ACPI Low Power Idle > (LPI) on ARM64. > > It also selects ARCH_SUPPORTS_ACPI_PROCESSOR_LPI if ACPI is enabled > on ARM64. > > Cc: Lorenzo Pieralisi > Cc: Mark Rutland > Cc: linux-a

Re: [PATCH v4 1/5] ACPI / processor_idle: introduce ARCH_SUPPORTS_ACPI_PROCESSOR_CSTATE

2016-04-20 Thread Vikas Sajjan
Hi Sudeep, On Tue, Apr 19, 2016 at 6:00 PM, Sudeep Holla wrote: > ACPI 6.0 adds a new method to specify the CPU idle states(C-states) > called Low Power Idle(LPI) states. Since new architectures like ARM64 > use only LPIs, introduce ARCH_SUPPORTS_ACPI_PROCESSOR_CSTATE to > encapsulate all the cod

Re: [PATCH v3 5/5] ACPI / processor_idle: Add support for Low Power Idle(LPI) states

2016-04-11 Thread Vikas Sajjan
Hi Sudeep, On Wed, Dec 2, 2015 at 7:40 PM, Sudeep Holla wrote: > ACPI 6.0 introduced an optional object _LPI that provides an alternate > method to describe Low Power Idle states. It defines the local power > states for each node in a hierarchical processor topology. The OSPM can > use _LPI obje

Re: [RESEND PATCH v2] ARM64: ACPI: Update documentation for latest specification version

2016-03-15 Thread Vikas Sajjan
Hi Al Stone, On Wed, Mar 16, 2016 at 1:58 AM, Al Stone wrote: > The ACPI 6.1 specification was recently released at the end of January 2016, > but the arm64 kernel documentation for the use of ACPI was written for the > 5.1 version of the spec. There were significant additions to the spec that >

Re: [RESEND PATCH] arm: exynos: Allow rtc alarm and tick wakeup irq for exynos3250.

2014-09-17 Thread Vikas Sajjan
Hi, On Wed, Sep 17, 2014 at 8:52 AM, Jonghwa Lee wrote: > Add rtc alarm and tick irq to wakeup sources in exynos3250. > > Signed-off-by: Jonghwa Lee > Acked-by : Chanwoo choi > --- > arch/arm/mach-exynos/pm.c |9 - > 1 file changed, 8 insertions(+), 1 deletion(-) > > diff --git a/a

Re: [PATCH] ARM: EXYNOS: add EXYNOS3250 PMU support

2014-07-07 Thread Vikas Sajjan
Hi, On Mon, Jun 2, 2014 at 10:24 PM, Bartlomiej Zolnierkiewicz wrote: > > This is needed for suspend/resume and cpuidle AFTR mode support. > > Signed-off-by: Chanwoo Choi > Signed-off-by: Bartlomiej Zolnierkiewicz > --- > against next-20140602 > > arch/arm/mach-exynos/pmu.c | 163 >

Re: [PATCH v5 0/5] ARM: Exynos: PMU cleanup and refactoring for using DT

2014-06-26 Thread Vikas Sajjan
her review comments from Tomasz Figa. > - Removed signed-off-by of Young-Gun Jang , >as this id is no more valid. Taking ownership of all his patches. > > Changes Since v3: > - Optimized exynos_pmu_probe function by removing exynos_pmu_data_init >as suggested by Vikas Sajj

Re: [PATCH v4 00/11] ARM: Exynos: PMU cleanup and refactoring for using DT

2014-05-27 Thread Vikas Sajjan
sted-by: Pankaj Dubey > > Changes Since v3: > - Addressed build fail issue in exynos.c as reported by Sachin Kamat. > - Optimized exynos_pmu_probe function by removing exynos_pmu_data_init >as suggested by Vikas Sajjan. > - Rebased on top of Sysram patches by Sachin Kama

Re: [PATCH v3 11/12] ARM: EXYNOS: Add platform driver support for Exynos PMU.

2014-04-29 Thread Vikas Sajjan
Hi Pankaj, On Wed, Apr 30, 2014 at 10:47 AM, Pankaj Dubey wrote: > This patch modifies Exynos Power Management Unit (PMU) initialization > implementation in following way: > > - Added platform_device support by registering static platform device. > - Added platform struct exynos_pmu_data to hold

Re: [PATCH v12 30/31] ARM: dts: add System MMU nodes of exynos5250

2014-04-27 Thread Vikas Sajjan
Hi shaik, +Doug, Abhilash, On Sun, Apr 27, 2014 at 1:08 PM, Shaik Ameer Basha wrote: > From: Cho KyongHo > > Signed-off-by: Cho KyongHo > --- > arch/arm/boot/dts/exynos5250.dtsi | 270 > - > 1 file changed, 267 insertions(+), 3 deletions(-) > > diff --git

Re: [PATCH 1/3] ARM: dts: Add PMU reg node to exynos4210

2014-04-24 Thread Vikas Sajjan
Hi Pankaj, On Thu, Apr 24, 2014 at 6:27 PM, Pankaj Dubey wrote: > Hi Vikas, > > > On 04/24/2014 08:59 PM, Vikas Sajjan wrote: >> >> +Tomasz >> >> >> On Wed, Apr 2, 2014 at 1:32 PM, Pankaj Dubey >> wrote: >>> >>> This patch add

Re: [PATCH 1/3] ARM: dts: Add PMU reg node to exynos4210

2014-04-24 Thread Vikas Sajjan
+Tomasz On Wed, Apr 2, 2014 at 1:32 PM, Pankaj Dubey wrote: > This patch adds pmu regnode to exynos4210 dtsi to handle > PMU register access via DT. > > Signed-off-by: Pankaj Dubey > --- > arch/arm/boot/dts/exynos4210.dtsi |5 + > 1 file changed, 5 insertions(+) > > diff --git a/arch/a

Re: [PATCH 06/10] ARM: EXYNOS: Add support for mapping PMU base address via DT

2014-04-23 Thread Vikas Sajjan
Hi, On Wed, Apr 2, 2014 at 1:20 PM, Pankaj Dubey wrote: > From: Young-Gun Jang > > Add support for mapping Exynos Power Management Unit (PMU) base address > from device tree. Code will use existing samsung pmu binding information. > This patch also adds "get_exynos_pmubase" a helper function to

Re: [PATCHv2 3/8] ARM: EXYNOS: Add IO mapping for PMU of Exynos3250

2014-04-15 Thread Vikas Sajjan
Hi, On Tue, Apr 15, 2014 at 2:02 PM, Chanwoo Choi wrote: > Hi, > > On 04/15/2014 05:11 PM, Arnd Bergmann wrote: >> On Tuesday 15 April 2014 10:59:47 Chanwoo Choi wrote: >>> This patch add memory mapping for PMU (Power Management Unit) which is used >>> for power control of Exynos3250. >>> >>> Sig

[PATCH] rtc: rtc-s3c: Fix incorrect way of save/restore of S3C2410_TICNT for TYPE_S3C64XX

2014-02-20 Thread Vikas Sajjan
-by: Vikas Sajjan --- drivers/rtc/rtc-s3c.c | 17 - 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index 7afd373..c4cde9c 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -580,10 +580,12 @@ static int

Re: [PATCH] USB: core: Add warm reset while reset-resuming SuperSpeed HUBs

2013-12-09 Thread Vikas Sajjan
Hi Alan, On Mon, Dec 9, 2013 at 8:54 PM, Alan Stern wrote: > On Mon, 9 Dec 2013, Vikas Sajjan wrote: > >> Does warm reset while activating SuperSpeed HUBs if the hub activate type >> is HUB_RESET_RESUME. >> >> When we do Suspend-to-RAM with (any one of the 16, 32,

Re: [PATCH] USB: core: Add warm reset while reset-resuming SuperSpeed HUBs

2013-12-09 Thread Vikas Sajjan
Hi Sarah, On Mon, Dec 9, 2013 at 11:54 PM, Sarah Sharp wrote: > On Mon, Dec 09, 2013 at 10:24:52AM -0500, Alan Stern wrote: >> On Mon, 9 Dec 2013, Vikas Sajjan wrote: >> >> > Does warm reset while activating SuperSpeed HUBs if the hub activate type >> > is HUB_R

[PATCH] USB: core: Add warm reset while reset-resuming SuperSpeed HUBs

2013-12-09 Thread Vikas Sajjan
-review.googlesource.com/#/c/177132/ Tested on exynos5420 and exynos5250 with Transcend Jetflash USB 3.0 device (8564:1000) rebased on Greg Kroah-Hartman's usb-next git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git Signed-off-by: Vikas Sajjan --- drivers/usb/core/hub.c |

Re: [PATCH] clk: samsung: Fix pll36xx_recalc_rate to handle kdiv properly

2013-05-31 Thread Vikas Sajjan
tch, it reads back as 8003 > > mw 0x10020130 a06b0204 > mw 0x10020134 aaab > > Signed-off-by: Doug Anderson Reviewed-by: Vikas Sajjan > --- > This patch is based upon another in-flight patch to avoid conflicts: > clk: samsung: Use clk->base instead of directly