Commit Graph

11 Commits

Author SHA1 Message Date
Olof Johansson
a5559a3336 Fixes in sunXi related drivers for 3.8
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Merge tag 'sunxi-fixes-for-3.8' of git://github.com/mripard/linux into next/soc

From Maxime Ripard:
Fixes in sunXi related drivers for 3.8

* tag 'sunxi-fixes-for-3.8' of git://github.com/mripard/linux:
  irqchip: irq-sunxi: Add terminating entry for sunxi_irq_dt_ids
  clocksource: sunxi_timer: Add terminating entry for sunxi_timer_dt_ids
2012-12-07 16:29:05 -08:00
Axel Lin
ff33657288 irqchip: irq-sunxi: Add terminating entry for sunxi_irq_dt_ids
The of_device_id table is supposed to be zero-terminated.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
2012-12-03 21:17:00 +01:00
Olof Johansson
6e202df7bd Merge branch 'integrator/irq' into next/soc
Picking up one compilation warning fix for integrator.

From Linus Walleij:
* integrator/irq:
  irq: versatile: delete dangling variable

Signed-off-by: Olof Johansson <olof@lixom.net>
2012-11-30 10:00:51 -08:00
Linus Walleij
07e9f58703 irq: versatile: delete dangling variable
This one was just creating noise like this:

drivers/irqchip/irq-versatile-fpga.c: In function 'fpga_irq_of_init':
drivers/irqchip/irq-versatile-fpga.c:180:24: warning: unused variable 'f'

Reported-by: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-11-30 09:59:15 -08:00
Olof Johansson
823c9faefc Merge branch 'next/cam-samsung' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/soc
From Kukjin Kim:
Just adding camif gpio setup and clkdev.

* 'next/cam-samsung' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung:
  ARM: S3C24XX: Add clkdev entry for camif-upll clock
  ARM: SAMSUNG: Add s3c24xx/s3c64xx CAMIF GPIO setup helpers
  + Linux 3.7-rc6

Conflicts due to the 3.7-rc6 sync: arch/arm/mach-highbank/system.c
include/linux/clk-provider.h, resolved as in other branches.

Signed-off-by: Olof Johansson <olof@lixom.net>
2012-11-30 09:27:57 -08:00
Olof Johansson
5ffd785402 Allwinner SoC support for 3.8
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Merge tag 'tags/sunxi-support-for-3.8' of git://github.com/mripard/linux into next/soc

From Maxime Ripard:
Allwinner SoC support for 3.8

* tag 'tags/sunxi-support-for-3.8' of git://github.com/mripard/linux:
  ARM: sunxi: Add entry to MAINTAINERS
  ARM: sunxi: Add device tree for the A13 and the Olinuxino board
  ARM: sunxi: Add earlyprintk support
  ARM: sunxi: Add basic support for Allwinner A1x SoCs
  irqchip: sunxi: Add irq controller driver
  clocksource: sunxi: Add Allwinner A1X Timer Driver
  clk: sunxi: Add dummy fixed rate clock for Allwinner A1X SoCs

Signed-off-by: Olof Johansson <olof@lixom.net>
2012-11-20 22:14:59 -08:00
Maxime Ripard
afd24e1468 irqchip: sunxi: Add irq controller driver
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
CC: Thomas Gleixner <tglx@linutronix.de>
2012-11-16 21:56:51 +01:00
Axel Lin
36e42a323c irqchip: irq-bcm2835: Add terminating entry for of_device_id table
The of_device_id table is supposed to be zero-terminated.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-11-06 07:37:10 -08:00
Linus Walleij
2389d50143 ARM: plat-versatile: move FPGA irq driver to drivers/irqchip
This moves the Versatile FPGA interrupt controller driver, used in
the Integrator/AP, Integrator/CP and some Versatile boards, out
of arch/arm/plat-versatile and down to drivers/irqchip where we
have consensus that such drivers belong. The header file is
consequently moved to <linux/platform_data/irq-versatile-fpga.h>.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-11-04 18:09:12 +01:00
Stephen Warren
0288ac4d66 irqchip: fill in empty Kconfig
Commit 89214f0 "ARM: bcm2835: add interrupt controller driver" added an
empty drivers/irqchip/Kconfig. Empty files apparently don't work well
with git (sometimes, with some versions?) so add some dummy content to
resolve this issue.

Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-09-24 10:07:40 -07:00
Simon Arlott
89214f009c ARM: bcm2835: add interrupt controller driver
The BCM2835 contains a custom interrupt controller, which supports 72
interrupt sources using a 2-level register scheme. The interrupt
controller, or the HW block containing it, is referred to occasionally
as "armctrl" in the SoC documentation, hence the symbol naming in the
code.

This patch was extracted from git://github.com/lp0/linux.git branch
rpi-split as of 2012/09/08, and modified as follows:

* s/bcm2708/bcm2835/.
* Modified device tree vendor prefix.
* Moved implementation to drivers/irchip/.
* Added devicetree documentation, and hence removed list of IRQs from
  bcm2835.dtsi.
* Changed shift in MAKE_HWIRQ() and HWIRQ_BANK() from 8 to 5 to reduce
  the size of the hwirq space, and pass the total size of the hwirq space
  to irq_domain_add_linear(), rather than just the number of valid hwirqs;
  the two are different due to the hwirq space being sparse.
* Added the interrupt controller DT node to the top-level of the DT,
  rather than nesting it inside a /axi node. Hence, changed the reg value
  since /axi had a ranges property. This seems simpler to me, but I'm not
  sure if everyone will like this change or not.
* Don't set struct irq_domain_ops.map = irq_domain_simple_map, hence
  removing the need to patch include/linux/irqdomain.h or
  kernel/irq/irqdomain.c.
* Simplified armctrl_of_init() using of_iomap().
* Removed unused IS_VALID_BANK()/IS_VALID_IRQ() macros.
* Renamed armctrl_handle_irq() to prevent possible symbol clashes.
* Made armctrl_of_init() static.
* Removed comment "Each bank is registered as a separate interrupt
  controller" since this is no longer true.
* Removed FSF address from license header.
* Added my name to copyright header.

Signed-off-by: Chris Boot <bootc@bootc.net>
Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Signed-off-by: Dom Cobley <popcornmix@gmail.com>
Signed-off-by: Dom Cobley <dc4@broadcom.com>
Signed-off-by: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
2012-09-19 19:08:37 -06:00