[U-Boot] [PATCH v2 0/5] ARM: at91: improve peripheral and system clock handle functions

Yang, Wenyou Wenyou.Yang at atmel.com
Thu Dec 10 07:07:24 CET 2015


Hi Heiko,

> -----Original Message-----
> From: Heiko Schocher [mailto:hs at denx.de]
> Sent: 2015年12月10日 14:02
> To: Yang, Wenyou <Wenyou.Yang at atmel.com>
> Cc: U-Boot Mailing List <u-boot at lists.denx.de>; andreas.devel at googlemail.com;
> Meier, Roger <r.meier at siemens.com>
> Subject: Re: [PATCH v2 0/5] ARM: at91: improve peripheral and system clock
> handle functions
> 
> Hello Wenyou,
> 
> Am 10.12.2015 um 03:15 schrieb Yang, Wenyou:
> > Hi Heiko,
> >
> >
> >> -----Original Message-----
> >> From: Heiko Schocher [mailto:hs at denx.de]
> >> Sent: 2015年12月9日 18:01
> >> To: Yang, Wenyou <Wenyou.Yang at atmel.com>
> >> Cc: U-Boot Mailing List <u-boot at lists.denx.de>;
> >> andreas.devel at googlemail.com
> >> Subject: Re: [PATCH v2 0/5] ARM: at91: improve peripheral and system
> >> clock handle functions
> >>
> >> Hello Wenyou,
> >>
> >> Am 09.12.2015 um 08:48 schrieb Wenyou Yang:
> >>> To reduce the duplicated code, rework the peripheral's and system's
> >>> clock handle functions, use these functions to replace the clock
> >>> handle code.
> >>>
> >>> Changes in v2:
> >>>    - fix checkpatch warning.
> >>>
> >>> Wenyou Yang (5):
> >>>     ARM: at91: asm/at91_pmc.h: fix trival register offset
> >>>     ARM: at91: clock: add a new file to handle clock
> >>>     ARM: cpu: at91: clean up peripheral clock code
> >>>     board: atmel: clean up peripheral clock code
> >>>     drivers: at91: clean up peripheral clock code
> >>>
> >>>    arch/arm/mach-at91/Makefile                        |    1 +
> >>>    arch/arm/mach-at91/arm920t/at91rm9200_devices.c    |   13 +---
> >>>    arch/arm/mach-at91/arm920t/timer.c                 |    4 +-
> >>>    arch/arm/mach-at91/arm926ejs/at91sam9260_devices.c |   36 +++-------
> >>>    arch/arm/mach-at91/arm926ejs/at91sam9261_devices.c |   28 ++------
> >>>    arch/arm/mach-at91/arm926ejs/at91sam9263_devices.c |   37 +++-------
> >>>    .../mach-at91/arm926ejs/at91sam9m10g45_devices.c   |   33 +++------
> >>>    arch/arm/mach-at91/arm926ejs/at91sam9n12_devices.c |   40 +++--------
> >>>    arch/arm/mach-at91/arm926ejs/at91sam9rl_devices.c  |   28 ++------
> >>>    arch/arm/mach-at91/arm926ejs/at91sam9x5_devices.c  |   38 +++--------
> >>>    arch/arm/mach-at91/arm926ejs/clock.c               |    7 --
> >>>    arch/arm/mach-at91/arm926ejs/cpu.c                 |    1 -
> >>>    arch/arm/mach-at91/arm926ejs/timer.c               |    5 +-
> >>>    arch/arm/mach-at91/armv7/clock.c                   |   26 -------
> >>>    arch/arm/mach-at91/armv7/cpu.c                     |    1 -
> >>>    arch/arm/mach-at91/armv7/timer.c                   |    1 -
> >>>    arch/arm/mach-at91/clock.c                         |   72
> ++++++++++++++++++++
> >>>    arch/arm/mach-at91/include/mach/at91_pmc.h         |    8 +--
> >>>    arch/arm/mach-at91/include/mach/clk.h              |    2 +
> >>>    arch/arm/mach-at91/phy.c                           |    1 -
> >>>    arch/arm/mach-at91/sdram.c                         |    1 -
> >>>    board/atmel/at91rm9200ek/at91rm9200ek.c            |    1 -
> >>>    board/atmel/at91rm9200ek/led.c                     |    5 +-
> >>>    board/atmel/at91sam9260ek/at91sam9260ek.c          |   15 ++--
> >>>    board/atmel/at91sam9261ek/at91sam9261ek.c          |    8 +--
> >>>    board/atmel/at91sam9261ek/led.c                    |    6 +-
> >>>    board/atmel/at91sam9263ek/at91sam9263ek.c          |   23 ++-----
> >>>    board/atmel/at91sam9263ek/led.c                    |    9 +--
> >>>    board/atmel/at91sam9m10g45ek/at91sam9m10g45ek.c    |   20 ++----
> >>>    board/atmel/at91sam9m10g45ek/led.c                 |    7 +-
> >>>    board/atmel/at91sam9n12ek/at91sam9n12ek.c          |    6 +-
> >>>    board/atmel/at91sam9rlek/at91sam9rlek.c            |   18 ++---
> >>>    board/atmel/at91sam9rlek/led.c                     |    7 +-
> >>>    board/atmel/at91sam9x5ek/at91sam9x5ek.c            |   10 +--
> >>>    board/atmel/sama5d2_xplained/sama5d2_xplained.c    |    1 -
> >>>    board/atmel/sama5d3_xplained/sama5d3_xplained.c    |    5 +-
> >>>    board/atmel/sama5d3xek/sama5d3xek.c                |    5 +-
> >>>    board/atmel/sama5d4_xplained/sama5d4_xplained.c    |    5 +-
> >>>    board/atmel/sama5d4ek/sama5d4ek.c                  |    5 +-
> >>>    board/bluewater/snapper9260/snapper9260.c          |   15 ++--
> >>>    board/calao/usb_a9263/usb_a9263.c                  |   11 ++-
> >>>    board/egnite/ethernut5/ethernut5.c                 |   20 +++---
> >>>    board/esd/meesc/meesc.c                            |   15 ++--
> >>>    board/mini-box/picosam9g45/led.c                   |    7 +-
> >>>    board/mini-box/picosam9g45/picosam9g45.c           |   17 ++---
> >>>    board/ronetix/pm9261/led.c                         |    7 +-
> >>>    board/ronetix/pm9261/pm9261.c                      |   22 ++----
> >>>    board/ronetix/pm9263/led.c                         |    7 +-
> >>>    board/ronetix/pm9263/pm9263.c                      |   19 ++----
> >>>    board/ronetix/pm9g45/pm9g45.c                      |   20 ++----
> >>>    board/siemens/corvus/board.c                       |    6 +-
> >>>    board/siemens/smartweb/smartweb.c                  |    3 +-
> >>>    board/siemens/taurus/taurus.c                      |    3 +-
> >>>    drivers/net/at91_emac.c                            |    9 ++-
> >>>    drivers/usb/host/ehci-atmel.c                      |    8 ---
> >>>    drivers/usb/host/ohci-at91.c                       |   20 ++----
> >>>    56 files changed, 252 insertions(+), 496 deletions(-)
> >>>    create mode 100644 arch/arm/mach-at91/clock.c
> >>
> >> I applied all your patches (the v2 versions), but now tftp does not
> >> work anymore on the smartweb board ...
> >>
> >> I try to find some time to get more details ...
> >
> > Sorry about it.
> >
> > It is my fault, incorrectly used the indicator & to achieve the  address of variable
> of pmc->pcer and pmc->pcdr.
> 
> Ah, ok! Good catch, I see your v3 on the ML ... added them to my setup [1], but I
> cannot try them yet, as my board (accurate ethernet) is broken ...
> I must first reanimate it (no debugger connected to it yet ...)
> 
> > Thank you very much for your findings.
> 
> You are welcome. Currently all work is done automatically [2] ... I just have to
> pass a list of patchworknumbers to my testsetup, and they get automagically
> tested on the board ...
> 
> bye,
> Heiko
> [1]
> https://github.com/hsdenx/tbot/commit/9bdea9400c2ea9a521c679a83bfeb2879db8
> 41e8
> [2]
> http://xeidos.ddns.net/buildbot/builders/smartweb_dfu/builds/28/steps/shell/logs/tb
> otlog

Great!

Thank you for sharing.


Best Regards,
Wenyou Yang


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