Re: [PATCH 1/2] clocksource: sp804: Add support for OX810SE 24bit timer width

From: Daniel Lezcano
Date: Tue Apr 26 2016 - 12:31:09 EST


On Mon, Apr 25, 2016 at 04:48:24PM +0200, Neil Armstrong wrote:
> On 04/22/2016 09:53 AM, Thomas Gleixner wrote:
> > On Fri, 22 Apr 2016, Daniel Lezcano wrote:
> >
> >> On Fri, Apr 01, 2016 at 04:22:38PM +0200, Neil Armstrong wrote:
> >>> In order to support the Dual-Timer on the Oxford Semiconductor OX810SE SoC,
> >>> implement variable counter width, keeping 32bit as default width.
> >>> Add new compatible string oxsemi,ox810se-rps-timer in order to select
> >>> the 24bit counter width.
> >>>
> >>> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> >>> ---
> >>> drivers/clocksource/timer-sp804.c | 107 ++++++++++++++++++++++++--------------
> >>> include/clocksource/timer-sp804.h | 42 ++++++++++++---
> >>> 2 files changed, 102 insertions(+), 47 deletions(-)
> >>
> >> I will take those patches but this driver really deserves a cleanup.
> >
> > If it deserves a cleanup, then this should happen _BEFORE_ we add new
> > functionality to it.
> >
> > Thanks,
> >
> > tglx
> >
>
> Hi Thomas, Daniel,
>
> Sure this driver should have a cleanup, but it still depends on old legacy vexpress calls.
>
> The reason I submitted a change and a small cleanup over this driver is because the high
> similarities of the HW and avoiding adding a brand new driver cloning much of its
> functionalities.

Hi Neil,

it is a good idea to avoid having new drivers when it is possible to group
them into a single one.

> I propose to study an eventual cleanup, but could this change be submitted for 4.7 since
> it's part of a base platform support serie ?

I am not against if the next patches you send are cleanups.

Thomas ?