From: arnd@arndb•de (Arnd Bergmann)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2 00/18] Final Samsung PWM support cleanup
Date: Fri, 21 Jun 2013 16:04:38 +0200 [thread overview]
Message-ID: <201306211604.38443.arnd@arndb.de> (raw)
In-Reply-To: <1371766383-29077-1-git-send-email-tomasz.figa@gmail.com>
On Friday 21 June 2013, Tomasz Figa wrote:
> Since we now have a proper Samsung PWM clocksource driver in place,
> we can proceed with further cleanup of PWM timers support on Samsung SoCs.
>
> This series attempts to achieve this goal by:
> 1) moving remaining Samsung platforms to the new clocksource driver
> 2) removing old clocksource driver
> 3) adding new multiplatform- and DT-aware PWM driver
> 4) moving all Samsung platforms to use the new PWM driver
> 5) removing old PWM driver
> 6) removing all PWM-related code that is not used anymore
>
> Cleaning up the PWM driver is a bit tricky, because the design of current
> driver makes it completely unsuitable for DT and multiplatform and would
> require a heavy rework to make it usable, breaking any existing Samsung PWM
> users by the way. To avoid any breakage I decided to keep the old driver,
> add new one, move all platforms to it and then remove the old one.
>
> See particular patches for more detailed descriptions.
>
> On S3C6410-based Tiny6410 (Mini6410-compatible), after enabling pwm-beeper
> and Exynos4210-based Origen board (with PWM0 attached to a scope):
>
> Tested-by: Tomasz Figa <tomasz.figa@gmail•com>
>
Looks good to me,
Acked-by: Arnd Bergmann <arnd@arndb•de>
Two small comments:
* always use 'git format-patch -M' to detect renames (patch 10)
* for new code, don't use __raw_readl and similar functions but
use readl_relaxed or plain readl.
Arnd
next prev parent reply other threads:[~2013-06-21 14:04 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-20 22:12 [PATCH v2 00/18] Final Samsung PWM support cleanup Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 01/18] ARM: SAMSUNG: Unify base address definitions of timer block Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 02/18] ARM: SAMSUNG: Add new PWM platform device Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 03/18] ARM: SAMSUNG: Set PWM platform data Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 04/18] clocksource: samsung_pwm_timer: Cache clocksource register address Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 05/18] clocksource: samsung_pwm_timer: Do not use clocksource_mmio Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 06/18] clocksource: samsung_pwm_timer: Handle suspend/resume correctly Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 07/18] ARM: SAMSUNG: Move all platforms to new clocksource driver Tomasz Figa
2013-06-24 15:33 ` Kukjin Kim
2013-06-24 15:38 ` Tomasz Figa
2013-06-24 15:46 ` Kukjin Kim
2013-06-24 15:49 ` Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 08/18] ARM: SAMSUNG: Remove old samsung-time driver Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 09/18] ARM: SAMSUNG: Remove unused PWM timer IRQ chip code Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 10/18] pwm: samsung: Rename to pwm-samsung-legacy Tomasz Figa
2013-06-22 13:09 ` [PATCH v3 " Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 11/18] pwm: Add new pwm-samsung driver Tomasz Figa
2013-06-22 13:06 ` [PATCH v3 " Tomasz Figa
2013-06-24 15:22 ` Kukjin Kim
2013-06-24 15:37 ` Tomasz Figa
2013-06-24 17:49 ` Thierry Reding
2013-06-24 18:31 ` Tomasz Figa
2013-06-24 20:13 ` Thierry Reding
2013-06-24 20:32 ` Tomasz Figa
2013-06-24 20:53 ` Thierry Reding
2013-06-24 21:17 ` Tomasz Figa
2013-06-25 10:26 ` Thierry Reding
2013-06-25 11:19 ` Tomasz Figa
2013-06-25 15:18 ` Mark Brown
2013-06-25 16:41 ` Kukjin Kim
2013-06-25 16:30 ` Kukjin Kim
2013-06-20 22:12 ` [PATCH v2 12/18] ARM: SAMSUNG: Rework private data handling in dev-backlight Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 13/18] ARM: SAMSUNG: Modify board files to use new PWM platform device Tomasz Figa
2013-06-20 22:12 ` [PATCH v2 14/18] pwm: Remove superseded pwm-samsung-legacy driver Tomasz Figa
2013-06-20 22:13 ` [PATCH v2 15/18] ARM: SAMSUNG: Remove old PWM timer platform devices Tomasz Figa
2013-06-20 22:13 ` [PATCH v2 16/18] ARM: SAMSUNG: Remove pwm-clock infrastructure Tomasz Figa
2013-06-20 22:13 ` [PATCH v2 17/18] ARM: SAMSUNG: Remove remaining uses of plat/regs-timer.h header Tomasz Figa
2013-06-20 22:13 ` [PATCH v2 18/18] ARM: SAMSUNG: Remove " Tomasz Figa
2013-06-20 23:05 ` [PATCH v2 00/18] Final Samsung PWM support cleanup Tomasz Figa
2013-06-21 14:04 ` Arnd Bergmann [this message]
2013-06-22 13:10 ` Tomasz Figa
2013-06-22 18:01 ` Heiko Stübner
2013-06-22 18:04 ` Tomasz Figa
2013-06-24 0:14 ` Kukjin Kim
2013-06-22 19:34 ` Sylwester Nawrocki
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=201306211604.38443.arnd@arndb.de \
--to=arnd@arndb$(echo .)de \
--cc=linux-arm-kernel@lists$(echo .)infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox