linux-kernel - Re: [GIT PULL] at91: irqdomain and device tree for AIC and GPIO

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Date:	Thu, 01 Mar 2012 14:19:29 +0100
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>
CC:	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	devicetree-discuss <devicetree-discuss@...ts.ozlabs.org>,
	Linux Kernel list <linux-kernel@...r.kernel.org>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
Subject: Re: [GIT PULL] at91: irqdomain and device tree for AIC and GPIO

On 02/27/2012 03:14 PM, Nicolas Ferre :
> Hi,

Hi,

Hold on with this pull request:
- I can now base the similar one on top of the "cleanup2" branch
- the irqdomain/next is now considered stable so I can
  merge it beforehand
- I can add some more material to it (still related to 
  AT91 the Device Tree conversion)

Thanks, best regards,

> This series adds irqdomain and device tree support for both the
> interrupt and GPIO controllers of AT91 SoC. It has been discussed a lot
> and I think that I have addressed all comments and advices.
> 
> This irqdomain work takes advantage of Grant's patch series that is present
> in:
> git://git.secretlab.ca/git/linux-2.6 irqdomain/next
> And it will not compile without it. So, the inclusion of such work is needed
> before we can apply this series on mainline.
> 
> On the other hand, I have not included Grant's branch in mine on purpose: All
> this simply goes on top of current AT91 material that is already in arm-soc
> (merge of all at91/* branches). You can find it in the AT91 git tree with
> at91-3.4-base2 branch name). I have made merge tests and all seems to integrate
> without conflicts.
> 
> 
> The following changes since commit 11a25ea7e4f870a37093258f577e11cec703e37e:
> 
>   Merge remote-tracking branch 'armsoc/at91/9x5' into at91-3.4-base2 (2012-02-11 14:33:03 +0100)
> 
> are available in the git repository at:
> 
> 
>   git://github.com/at91linux/linux-at91.git at91-3.4-base2+aic_gpio
> 
> for you to fetch changes up to 29751864cc12425fe2b3a75658baea9ebe54609e:
> 
>   ARM: at91: AIC and GPIO IRQ device tree initialization (2012-02-27 14:38:08 +0100)
> 
> ----------------------------------------------------------------
> Nicolas Ferre (10):
>       ARM: at91/aic: add irq domain and device tree support
>       ARM: at91/snapper9260: move gpio_to_irq out of structure initialization
>       ARM/USB: at91/ohci-at91: remove the use of irq_to_gpio
>       ARM: at91/gpio: change comments and one variable name
>       ARM: at91/gpio: add irqdomain and DT support
>       ARM: at91/gpio: non-DT builds do not have gpio_chip.of_node field
>       ARM: at91/gpio: add .to_irq gpio_chip handler
>       ARM: at91/gpio: remove the static specification of gpio_chip.base
>       ARM: at91/board-dt: remove AIC irq domain from board file
>       ARM: at91: AIC and GPIO IRQ device tree initialization
> 
>  .../devicetree/bindings/arm/atmel-aic.txt          |   38 ++
>  .../devicetree/bindings/gpio/gpio_atmel.txt        |   20 +
>  arch/arm/Kconfig                                   |    1 +
>  arch/arm/boot/dts/at91sam9g20.dtsi                 |   48 ++-
>  arch/arm/boot/dts/at91sam9g45.dtsi                 |   66 +++-
>  arch/arm/boot/dts/at91sam9x5.dtsi                  |    4 +
>  arch/arm/mach-at91/board-dt.c                      |   13 +-
>  arch/arm/mach-at91/board-snapper9260.c             |   10 +-
>  arch/arm/mach-at91/generic.h                       |    6 +
>  arch/arm/mach-at91/gpio.c                          |  363 ++++++++++++++++----
>  arch/arm/mach-at91/include/mach/gpio.h             |   12 -
>  arch/arm/mach-at91/irq.c                           |  132 ++++++--
>  drivers/usb/host/ohci-at91.c                       |    5 +-
>  13 files changed, 581 insertions(+), 137 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/arm/atmel-aic.txt
>  create mode 100644 Documentation/devicetree/bindings/gpio/gpio_atmel.txt
> 
> Thanks a lot, best regards,


-- 
Nicolas Ferre
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