[PATCH 00/26] OMAP dmtimer prep series

From: Joel Fernandes
Date: Thu Apr 24 2014 - 18:55:44 EST


Here are a couple of patches moving things around in dmtimer and system timer
code simplying, rewriting many parts of it, inorder to prep them for moving out
of plat-omap and mach-omap2 to a generic clocksource driver. These patches are
required before the clocksource migration can be done.

Many of these patches have been out for a while now, I'd like to get any
final feedback and have them merged for v3.16.

The series includes all earlier series posted for OMAP1 timers, OMAP2+ timers,
and common platform dmtimer code [1] [2].

Tests have been performed with system timers on AM335x, DRA7 and OMAP4 Panda.

The code delta is slightly more because a bit of redundancy introduced for fall
back cases in mach-omap2/timer.c and a few more checks etc to simply things in
plat-omap/dmtimer.c. Finally once we move things out to drivers/, there will be
a lot of negative delta so this is a small cost for migration.

[1] https://lkml.org/lkml/2014/4/16/737
[2] http://www.kernelhub.org/?msg=453407&p=2

Joel Fernandes (26):
ARM: OMAP: dmtimer: Remove setting of clk parent indirectly through
platform hook
ARM: OMAP: dmtimer: Add comments on OMAP1 clock framework
ARM: OMAP: dmtimer: Add note to set parent from DT
ARM: OMAP: dmtimer: Add function to check if timer is running
ARM: OMAP1: dmtimer: Rewrite modify of IDLECT mask to use new
is_running function
ARM: OMAP: dmtimer: Add a write_ctrl function to simplify bit setting
ARM: OMAP: dmtimer: Have __omap_dm_timer_load_start set ST bit in
CTRL instead of caller
ARM: OMAP: dmtimer: Add function to check for timer availability
ARM: OMAP: dmtimer: Get rid of check for mem resource error
ARM: OMAP: dmtimer: Check return of pm_runtime_get_sync
ARM: OMAP2+: timer: Add a powerup function
ARM: OMAP2+: timer: Simplify clock event/source name setting
ARM: OMAP2+: timer: Add comment on timer clk parenting
ARM: OMAP2+: timer: Remove hwmod look-up dependency for DT-boot
ARM: OMAP2+: timer: Use of_clk_get for DT platforms
ARM: OMAP2+: timer: Fix error message to not use hwmod structure
ARM: OMAP2+: timer: Add fallback for of_clk_get
ARM: OMAP2+: timer: Add legacy code for old way of getting fclk
ARM: OMAP: dmtimer: Remove API __omap_dm_timer_load_start
ARM: OMAP: dmtimer: Fold back private stop function
ARM: OMAP: dmtimer: Add systimer flag to dmtimer structure
ARM: OMAP: dmtimer: Eliminate __omap_dm_timer_write_status function
ARM: OMAP: dmtimer: Eliminate __omap_dm_timer_read_counter function
ARM: OMAP: dmtimer: Move private functions into dmtimer core and
export others
ARM: OMAP: dmtimer: Eliminate omap_dm_timer_int_enable function
ARM: OMAP: dmtimer: Use is_timer_available function in
omap_dm_timer_trigger

arch/arm/mach-omap1/include/mach/hardware.h | 2 +
arch/arm/mach-omap1/timer.c | 34 +-
arch/arm/mach-omap2/timer.c | 151 ++++++---
arch/arm/plat-omap/dmtimer.c | 449 +++++++++++++++++---------
arch/arm/plat-omap/include/plat/dmtimer.h | 153 +--------
drivers/staging/tidspbridge/core/dsp-clock.c | 2 +-
include/linux/platform_data/dmtimer-omap.h | 2 -
7 files changed, 451 insertions(+), 342 deletions(-)

--
1.7.9.5

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