[RFC 00/50] ARM: at91: move to common clk framework
boris brezillon
b.brezillon at overkiz.com
Fri Jun 7 16:06:38 EDT 2013
On 07/06/2013 12:14, Gregory CLEMENT wrote:
> On 06/07/2013 11:32 AM, boris brezillon wrote:
>> On 07/06/2013 11:22, Nicolas Ferre wrote:
>>> On 07/06/2013 10:34, Boris BREZILLON :
>>>> Hello,
>>>>
>>>> This patch series is a proposal to move at91 clock implementation
>>>> to common clk framework.
>>> Before discussion begins I would like to give my kudos to you Boris!
>>> This is huge work and I thank you for it: It is so great!
>>>
>>> I am sure that Jean-Christophe will have his idea on that because he
>>> told me that he thought a little bit about that, but I am sure that we
>>> will come to a quick and seamlessly integration soon.
>>>
>>> (Hey, I know it is not technical email, but I am so exited to see this
>>> happen that the noise worth it! ;-))
>> I received several notifications about filtered mails.
>> Could you tell me if you received the whole series ?
> I have just received this email. But since few days (or weeks) I have observed
> a big latency on the LAKML. Sometime my emails were in the LAKML after 3 or 4
> hours.
>
>> And do you know why this could have been filtered ?
> There is a filter which prevent to "hijack" a thread by changing the topic.
> of course it is a problem for the patch set sent with git send-email. So for
> this there is an exception if you have the word PATCH in your topic. But
> it doesn't work with the work RFC. Maybe it is the word you have chosen. If
> you are in this case then you can use [PATCH RFC ]
Thanks for the tip. It did the trick.
Best Regards,
Boris
> Regards
>
>>
>>>> Most of the clock provided by the PMC (Power Management Controller) are
>>>> implemented :
>>>> - main clock (main oscillator)
>>>> - pll clocks
>>>> - master clock
>>>> - programmable clocks
>>>> - utmi clock
>>>> - peripheral clocks
>>>> - system clocks
>>>>
>>>> This implementation is compatible with device tree: the goal is
>>>> to define the whole clock tree in the device tree (all currently
>>>> available dt SoCs and boards are patched to support dt clocks).
>>>> Please feel free to comment the dt bindinds (I'm not sure about the
>>>> name I choose or the position of clock nodes: children of pmc node).
>>>>
>>>> I removed the register_clocks function in SoC supporting dt boards only:
>>>> - at91sam9x5 SoCs
>>>> - at91sam9n12 SoC
>>>> - sama5d3 SoCs
>>>>
>>>> This patch series also update at91 drivers calling clk_enable/disable
>>>> instead of the preferred clk_prepare_enable/disable_unprepare functions.
>>>>
>>>>
>>>> I know there are a lot of cleanup in progress for at91 arch, so
>>>> please tell
>>>> me if you think this transition to common clk framework should wait.
>>>>
>>>> This patch series has been tested on Kizbox (sam9g20 SoC) board using
>>>> device
>>>> tree. It compiles for other SoCs and both with and without dt
>>>> support, but it
>>>> has not been tested.
>>>>
>>>> The clocks rate/parent change has not been tested.
>>>>
>>>> Best Regards,
>>>> Boris
>>>>
>>>> Boris BREZILLON (50):
>>>> ARM: at91: move arch/arm/mach-at91/include/mach/at91_pmc.h to
>>>> include/linux/clk/at91.h
>>>> ARM: at91: add PMC main clock using common clk framework.
>>>> ARM: at91: add PMC pll clocks support using common clk framework.
>>>> ARM: at91: add PMC master clock support using common clk framework.
>>>> ARM: at91: add PMC system clocks support using common clk framework.
>>>> ARM: at91: add PMC peripheral clocks support using common clk
>>>> framework.
>>>> ARM: at91: add PMC programmable clocks support using common clk
>>>> framework.
>>>> ARM: at91: add PMC utmi clock support using common clk framework.
>>>> ARM: at91: add PMC usb clock support using common clk framework.
>>>> ARM: at91: add PMC smd clock support using common clk framework.
>>>> ARM: at91: add PMC clk device tree binding doc.
>>>> ARM: at91: move to common clk framework.
>>>> ARM: at91: move at91rm9200 SoC to common clk framework.
>>>> ARM: at91: move at91sam9260 SoC to common clk framework.
>>>> ARM: at91: move at91sam9263 SoC to common clk framework.
>>>> ARM: at91: move at91sam9263 SoC to common clk framework.
>>>> ARM: at91: move at91sam9g45 SoC to common clk framework.
>>>> ARM: at91: move at91sam9n12 SoC to common clk framework.
>>>> ARM: at91: move at91sam9rl SoC to common clk framework.
>>>> ARM: at91: move at91sam9x5 SoCs to common clk framework.
>>>> ARM: at91: move at91sam9 SoCs to common clk framework.
>>>> ARM: at91: move sama5d3 SoCs to common clk framework.
>>>> ARM: at91: move at91rm9200 non dt boards to common clk framework.
>>>> ARM: at91: move at91sam9 non dt boards to common clk framework.
>>>> ARM: at91: move pit timer to common clk framework.
>>>> ARM: at91/tc/clocksource: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> at_hdmac: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> ASoC: atmel-ssc: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> mmc: atmel-mci: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> pwm: atmel-tcb: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> tty: atmel_serial: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> usb: gadget: at91_udc: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> drivers/usb/host/ehci-atmel.c: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> USB: ohci-at91: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> ARM: at91/avr32/atmel_lcdfb: replace clk_enable/disable with
>>>> clk_prepare_enable/disable_unprepare.
>>>> ARM: at91/dt: move at91rm9200 SoC to clk framework.
>>>> ARM: at91/dt: move at91sam9260 SoC to common clk framework.
>>>> ARM: at91/dt: move at91sam9263 SoC to common clk framework.
>>>> ARM: at91/dt: move at91sam9g45 SoC to common clk framework.
>>>> ARM: at91/dt: move at91sam9n12 SoC to common clk framework.
>>>> ARM: at91/dt: move at91sam9x5 SoCs to common clk framework.
>>>> ARM: at91/dt: move at91sam9g20 SoC to common clk framework.
>>>> ARM: at91/dt: move sama5d3 SoCs to common clk framework.
>>>> ARM: at91/dt: move at91sam9260/sam9g20 boards to common clk
>>>> framework.
>>>> ARM: at91/dt: move at91rm9200 boards to common clk framework.
>>>> ARM: at91/dt: move at91sam9263 boards to common clk framework.
>>>> ARM: at91/dt: move at91sam9g45 boards to common clk framework.
>>>> ARM: at91/dt: move at91sam9n12 boards to common clk framework.
>>>> ARM: at91/dt: move at91sam9x5 boards to common clk framework.
>>>> ARM: at91/dt: move sama5d3 boards to common clk framework.
>>>>
>>>> .../devicetree/bindings/clock/at91-clock.txt | 247 +++++
>>>> arch/arm/boot/dts/animeo_ip.dts | 17 +-
>>>> arch/arm/boot/dts/at91-ariag25.dts | 17 +-
>>>> arch/arm/boot/dts/at91rm9200.dtsi | 133 +++
>>>> arch/arm/boot/dts/at91rm9200ek.dts | 17 +-
>>>> arch/arm/boot/dts/at91sam9260.dtsi | 144 ++-
>>>> arch/arm/boot/dts/at91sam9263.dtsi | 135 +++
>>>> arch/arm/boot/dts/at91sam9263ek.dts | 17 +-
>>>> arch/arm/boot/dts/at91sam9g15.dtsi | 11 +
>>>> arch/arm/boot/dts/at91sam9g20.dtsi | 37 +
>>>> arch/arm/boot/dts/at91sam9g20ek_common.dtsi | 17 +-
>>>> arch/arm/boot/dts/at91sam9g25.dtsi | 3 +
>>>> arch/arm/boot/dts/at91sam9g35.dtsi | 23 +
>>>> arch/arm/boot/dts/at91sam9g45.dtsi | 157 ++++
>>>> arch/arm/boot/dts/at91sam9m10g45ek.dts | 17 +-
>>>> arch/arm/boot/dts/at91sam9n12.dtsi | 153 ++++
>>>> arch/arm/boot/dts/at91sam9n12ek.dts | 17 +-
>>>> arch/arm/boot/dts/at91sam9x25.dtsi | 25 +-
>>>> arch/arm/boot/dts/at91sam9x35.dtsi | 3 +
>>>> arch/arm/boot/dts/at91sam9x5.dtsi | 226 +++--
>>>> arch/arm/boot/dts/at91sam9x5_can.dtsi | 24 +
>>>> arch/arm/boot/dts/at91sam9x5_isi.dtsi | 24 +
>>>> arch/arm/boot/dts/at91sam9x5_lcdc.dtsi | 32 +
>>>> arch/arm/boot/dts/at91sam9x5_macb0.dtsi | 68 ++
>>>> arch/arm/boot/dts/at91sam9x5_macb1.dtsi | 56 ++
>>>> arch/arm/boot/dts/at91sam9x5_usart3.dtsi | 60 ++
>>>> arch/arm/boot/dts/ge863-pro3.dtsi | 16 +-
>>>> arch/arm/boot/dts/kizbox.dts | 5 +
>>>> arch/arm/boot/dts/mpa1600.dts | 16 +-
>>>> arch/arm/boot/dts/pm9g45.dts | 16 +-
>>>> arch/arm/boot/dts/sama5d3.dtsi | 358 ++++----
>>>> arch/arm/boot/dts/sama5d31ek.dts | 4 +
>>>> arch/arm/boot/dts/sama5d33ek.dts | 2 +
>>>> arch/arm/boot/dts/sama5d34ek.dts | 4 +
>>>> arch/arm/boot/dts/sama5d35ek.dts | 6 +
>>>> arch/arm/boot/dts/sama5d3_can.dtsi | 67 ++
>>>> arch/arm/boot/dts/sama5d3_emac.dtsi | 56 ++
>>>> arch/arm/boot/dts/sama5d3_gmac.dtsi | 89 ++
>>>> arch/arm/boot/dts/sama5d3_lcd.dtsi | 73 ++
>>>> arch/arm/boot/dts/sama5d3_mci2.dtsi | 59 ++
>>>> arch/arm/boot/dts/sama5d3_tcb1.dtsi | 39 +
>>>> arch/arm/boot/dts/sama5d3_uart.dtsi | 42 +
>>>> arch/arm/boot/dts/sama5d3xcm.dtsi | 17 +-
>>>> arch/arm/boot/dts/tny_a9260_common.dtsi | 17 +-
>>>> arch/arm/boot/dts/tny_a9263.dts | 17 +-
>>>> arch/arm/boot/dts/usb_a9260_common.dtsi | 17 +-
>>>> arch/arm/boot/dts/usb_a9263.dts | 17 +-
>>>> arch/arm/mach-at91/Kconfig | 26 +
>>>> arch/arm/mach-at91/Makefile | 2 +-
>>>> arch/arm/mach-at91/at91rm9200.c | 578 +++++++-----
>>>> arch/arm/mach-at91/at91sam9260.c | 694
>>>> +++++++++-----
>>>> arch/arm/mach-at91/at91sam9261.c | 581 ++++++++----
>>>> arch/arm/mach-at91/at91sam9263.c | 599 +++++++-----
>>>> arch/arm/mach-at91/at91sam926x_time.c | 21 +-
>>>> arch/arm/mach-at91/at91sam9g45.c | 705
>>>> ++++++++------
>>>> arch/arm/mach-at91/at91sam9g45_devices.c | 1 -
>>>> arch/arm/mach-at91/at91sam9n12.c | 196 +---
>>>> arch/arm/mach-at91/at91sam9rl.c | 514 +++++++----
>>>> arch/arm/mach-at91/at91sam9x5.c | 291 +-----
>>>> arch/arm/mach-at91/board-1arm.c | 12 +-
>>>> arch/arm/mach-at91/board-afeb-9260v1.c | 11 +-
>>>> arch/arm/mach-at91/board-cam60.c | 13 +-
>>>> arch/arm/mach-at91/board-carmeva.c | 13 +-
>>>> arch/arm/mach-at91/board-cpu9krea.c | 12 +-
>>>> arch/arm/mach-at91/board-cpuat91.c | 12 +-
>>>> arch/arm/mach-at91/board-csb337.c | 11 +-
>>>> arch/arm/mach-at91/board-csb637.c | 11 +-
>>>> arch/arm/mach-at91/board-dt-rm9200.c | 9 +-
>>>> arch/arm/mach-at91/board-dt-sam9.c | 9 +-
>>>> arch/arm/mach-at91/board-dt-sama5.c | 9 +-
>>>> arch/arm/mach-at91/board-eb9200.c | 11 +-
>>>> arch/arm/mach-at91/board-ecbat91.c | 12 +-
>>>> arch/arm/mach-at91/board-eco920.c | 13 +-
>>>> arch/arm/mach-at91/board-flexibity.c | 12 +-
>>>> arch/arm/mach-at91/board-foxg20.c | 12 +-
>>>> arch/arm/mach-at91/board-gsia18s.c | 8 +-
>>>> arch/arm/mach-at91/board-kafa.c | 12 +-
>>>> arch/arm/mach-at91/board-kb9202.c | 12 +-
>>>> arch/arm/mach-at91/board-pcontrol-g20.c | 9 +-
>>>> arch/arm/mach-at91/board-picotux200.c | 11 +-
>>>> arch/arm/mach-at91/board-qil-a9260.c | 11 +-
>>>> arch/arm/mach-at91/board-rm9200dk.c | 11 +-
>>>> arch/arm/mach-at91/board-rm9200ek.c | 11 +-
>>>> arch/arm/mach-at91/board-rsi-ews.c | 12 +-
>>>> arch/arm/mach-at91/board-sam9-l9260.c | 11 +-
>>>> arch/arm/mach-at91/board-sam9260ek.c | 11 +-
>>>> arch/arm/mach-at91/board-sam9261ek.c | 15 +-
>>>> arch/arm/mach-at91/board-sam9263ek.c | 11 +-
>>>> arch/arm/mach-at91/board-sam9g20ek.c | 15 +-
>>>> arch/arm/mach-at91/board-sam9m10g45ek.c | 11 +-
>>>> arch/arm/mach-at91/board-sam9rlek.c | 11 +-
>>>> arch/arm/mach-at91/board-snapper9260.c | 12 +-
>>>> arch/arm/mach-at91/board-stamp9g20.c | 15 +-
>>>> arch/arm/mach-at91/board-yl-9200.c | 12 +-
>>>> arch/arm/mach-at91/clock.c | 961
>>>> --------------------
>>>> arch/arm/mach-at91/clock.h | 49 -
>>>> arch/arm/mach-at91/generic.h | 10 +-
>>>> arch/arm/mach-at91/pm.c | 2 +-
>>>> arch/arm/mach-at91/pm_slowclock.S | 2 +-
>>>> arch/arm/mach-at91/pmc.c | 58 ++
>>>> arch/arm/mach-at91/sama5d3.c | 344 +------
>>>> arch/arm/mach-at91/setup.c | 38 +-
>>>> arch/arm/mach-at91/stamp9g20.h | 2 +-
>>>> drivers/clk/Makefile | 1 +
>>>> drivers/clk/at91/Makefile | 11 +
>>>> drivers/clk/at91/clk-main.c | 106 +++
>>>> drivers/clk/at91/clk-master.c | 317 +++++++
>>>> drivers/clk/at91/clk-peripheral.c | 376 ++++++++
>>>> drivers/clk/at91/clk-pll.c | 438 +++++++++
>>>> drivers/clk/at91/clk-plldiv.c | 125 +++
>>>> drivers/clk/at91/clk-programmable.c | 370 ++++++++
>>>> drivers/clk/at91/clk-smd.c | 157 ++++
>>>> drivers/clk/at91/clk-system.c | 189 ++++
>>>> drivers/clk/at91/clk-usb.c | 303 ++++++
>>>> drivers/clk/at91/clk-utmi.c | 114 +++
>>>> drivers/clocksource/tcb_clksrc.c | 10 +-
>>>> drivers/dma/at_hdmac.c | 12 +-
>>>> drivers/misc/atmel-ssc.c | 8 +-
>>>> drivers/mmc/host/atmel-mci.c | 16 +-
>>>> drivers/pwm/pwm-atmel-tcb.c | 4 +-
>>>> drivers/tty/serial/atmel_serial.c | 35 +-
>>>> drivers/usb/gadget/at91_udc.c | 12 +-
>>>> drivers/usb/gadget/atmel_usba_udc.c | 2 +-
>>>> drivers/usb/host/ehci-atmel.c | 8 +-
>>>> drivers/usb/host/ohci-at91.c | 12 +-
>>>> drivers/video/atmel_lcdfb.c | 8 +-
>>>> .../mach/at91_pmc.h => include/linux/clk/at91.h | 122 ++-
>>>> 127 files changed, 7588 insertions(+), 3862 deletions(-)
>>>> create mode 100644
>>>> Documentation/devicetree/bindings/clock/at91-clock.txt
>>>> create mode 100644 arch/arm/boot/dts/at91sam9x5_can.dtsi
>>>> create mode 100644 arch/arm/boot/dts/at91sam9x5_isi.dtsi
>>>> create mode 100644 arch/arm/boot/dts/at91sam9x5_lcdc.dtsi
>>>> create mode 100644 arch/arm/boot/dts/at91sam9x5_macb0.dtsi
>>>> create mode 100644 arch/arm/boot/dts/at91sam9x5_macb1.dtsi
>>>> create mode 100644 arch/arm/boot/dts/at91sam9x5_usart3.dtsi
>>>> create mode 100644 arch/arm/boot/dts/sama5d3_can.dtsi
>>>> create mode 100644 arch/arm/boot/dts/sama5d3_emac.dtsi
>>>> create mode 100644 arch/arm/boot/dts/sama5d3_gmac.dtsi
>>>> create mode 100644 arch/arm/boot/dts/sama5d3_lcd.dtsi
>>>> create mode 100644 arch/arm/boot/dts/sama5d3_mci2.dtsi
>>>> create mode 100644 arch/arm/boot/dts/sama5d3_tcb1.dtsi
>>>> create mode 100644 arch/arm/boot/dts/sama5d3_uart.dtsi
>>>> delete mode 100644 arch/arm/mach-at91/clock.c
>>>> delete mode 100644 arch/arm/mach-at91/clock.h
>>>> create mode 100644 arch/arm/mach-at91/pmc.c
>>>> create mode 100644 drivers/clk/at91/Makefile
>>>> create mode 100644 drivers/clk/at91/clk-main.c
>>>> create mode 100644 drivers/clk/at91/clk-master.c
>>>> create mode 100644 drivers/clk/at91/clk-peripheral.c
>>>> create mode 100644 drivers/clk/at91/clk-pll.c
>>>> create mode 100644 drivers/clk/at91/clk-plldiv.c
>>>> create mode 100644 drivers/clk/at91/clk-programmable.c
>>>> create mode 100644 drivers/clk/at91/clk-smd.c
>>>> create mode 100644 drivers/clk/at91/clk-system.c
>>>> create mode 100644 drivers/clk/at91/clk-usb.c
>>>> create mode 100644 drivers/clk/at91/clk-utmi.c
>>>> rename arch/arm/mach-at91/include/mach/at91_pmc.h =>
>>>> include/linux/clk/at91.h (76%)
>>>>
>>>
>>
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>
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