Re: [RFC PATCH 0/3] clocksource: exynos_mct: allow mct to use 64-bit counter from coprocessor

2015-07-30 Thread Kukjin Kim
On 07/29/15 08:29, Doug Anderson wrote: Hi, Hi, On Tue, Jul 28, 2015 at 9:20 AM, Alexey Klimov klimov.li...@gmail.com wrote: Hi Doug, On Tue, Jul 28, 2015 at 6:24 PM, Doug Anderson diand...@chromium.org wrote: Alexey, On Mon, Jul 27, 2015 at 2:28 PM, Alexey Klimov klimov.li...@gmail.com

Re: [RFC PATCH 0/3] clocksource: exynos_mct: allow mct to use 64-bit counter from coprocessor

2015-07-28 Thread Doug Anderson
Hi, On Tue, Jul 28, 2015 at 9:20 AM, Alexey Klimov klimov.li...@gmail.com wrote: Hi Doug, On Tue, Jul 28, 2015 at 6:24 PM, Doug Anderson diand...@chromium.org wrote: Alexey, On Mon, Jul 27, 2015 at 2:28 PM, Alexey Klimov klimov.li...@gmail.com wrote: Hi all, year(s) ago it was

Re: [RFC PATCH 0/3] clocksource: exynos_mct: allow mct to use 64-bit counter from coprocessor

2015-07-28 Thread Alexey Klimov
On Tue, Jul 28, 2015 at 4:02 PM, Mark Rutland mark.rutl...@arm.com wrote: On Mon, Jul 27, 2015 at 10:28:27PM +0100, Alexey Klimov wrote: Hi all, year(s) ago it was discovered that MCT timer and ARM architectured timer are the same hardware with different interface. Here [1]. Are they

Re: [RFC PATCH 0/3] clocksource: exynos_mct: allow mct to use 64-bit counter from coprocessor

2015-07-28 Thread Doug Anderson
Alexey, On Mon, Jul 27, 2015 at 2:28 PM, Alexey Klimov klimov.li...@gmail.com wrote: Hi all, year(s) ago it was discovered that MCT timer and ARM architectured timer are the same hardware with different interface. Here [1]. I followed mail-list discussions about removing MCT and using arch

Re: [RFC PATCH 0/3] clocksource: exynos_mct: allow mct to use 64-bit counter from coprocessor

2015-07-28 Thread Alexey Klimov
Hi Doug, On Tue, Jul 28, 2015 at 6:24 PM, Doug Anderson diand...@chromium.org wrote: Alexey, On Mon, Jul 27, 2015 at 2:28 PM, Alexey Klimov klimov.li...@gmail.com wrote: Hi all, year(s) ago it was discovered that MCT timer and ARM architectured timer are the same hardware with different

Re: [RFC PATCH 0/3] clocksource: exynos_mct: allow mct to use 64-bit counter from coprocessor

2015-07-28 Thread Mark Rutland
On Mon, Jul 27, 2015 at 10:28:27PM +0100, Alexey Klimov wrote: Hi all, year(s) ago it was discovered that MCT timer and ARM architectured timer are the same hardware with different interface. Here [1]. Are they actually interfaces to the same timer, or are they just fed by the same system

[RFC PATCH 0/3] clocksource: exynos_mct: allow mct to use 64-bit counter from coprocessor

2015-07-27 Thread Alexey Klimov
Hi all, year(s) ago it was discovered that MCT timer and ARM architectured timer are the same hardware with different interface. Here [1]. I followed mail-list discussions about removing MCT and using arch timer for Exynos5-based SoCs but things aren't moving at least latest upstream kernel on