Commit Graph

1052 Commits

Author SHA1 Message Date
Linus Torvalds
e81218f5f0 arm-soc: pincontrol drivers
We are converting platforms to use the pinctrl framework over time,
 rather than using platform specific code for the same effect. This
 adds the respective driver for the prima2 platform.
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Merge tag 'pinctrl' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc pincontrol drivers update from Arnd Bergmann:
 "We are converting platforms to use the pinctrl framework over time,
  rather than using platform specific code for the same effect.  This
  adds the respective driver for the prima2 platform."

* tag 'pinctrl' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: prima2: enable gpiolib unconditionally
  PINCTRL: SiRF: add GPIO and GPIO irq support in CSR SiRFprimaII
2012-07-23 17:36:53 -07:00
Linus Torvalds
3645f0cd96 arm-soc: sparse IRQ conversion
The I.MX platform is getting converted to use sparse IRQs. We are doing
 this for all platforms over time, because this is one of the
 requirements for building a multiplatform kernel, and generally a good
 idea.
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Merge tag 'irq' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc sparse IRQ conversion from Arnd Bergmann:
 "The I.MX platform is getting converted to use sparse IRQs.  We are
  doing this for all platforms over time, because this is one of the
  requirements for building a multiplatform kernel, and generally a good
  idea."

* tag 'irq' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: imx: select USE_OF
  ARM: imx: Fix build error due to missing irqs.h include
  ARM: imx: enable SPARSE_IRQ for imx platform
  ARM: fiq: change FIQ_START to a variable
  tty: serial: imx: remove the use of MXC_INTERNAL_IRQS
  ARM: imx: remove unneeded mach/irq.h inclusion
  i2c: imx: remove unneeded mach/irqs.h inclusion
  ARM: imx: add a legacy irqdomain for mx31ads
  ARM: imx: add a legacy irqdomain for 3ds_debugboard
  ARM: imx: pass gpio than irq number into mxc_expio_init
  ARM: imx: leave irq_base of wm8350_platform_data uninitialized
  dma: ipu: remove the use of ipu_platform_data
  ARM: imx: move irq_domain_add_legacy call into avic driver
  ARM: imx: move irq_domain_add_legacy call into tzic driver
  gpio/mxc: move irq_domain_add_legacy call into gpio driver
  ARM: imx: eliminate macro IRQ_GPIOx()
  ARM: imx: eliminate macro IOMUX_TO_IRQ()
  ARM: imx: eliminate macro IMX_GPIO_TO_IRQ()
2012-07-23 17:36:02 -07:00
Linus Torvalds
f1d2c07d33 arm-soc: board specific updates
These changes are all for individual board files. In the long run, those
 files will largely go away, and the amount of changes appears to be
 continuously decreasing, which is a good sign. This time around, changes
 are focused on tegra, omap and samsung.
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Merge tag 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc board specific updates from Arnd Bergmann:
 "These changes are all for individual board files.  In the long run,
  those files will largely go away, and the amount of changes appears to
  be continuously decreasing, which is a good sign.  This time around,
  changes are focused on tegra, omap and samsung."

Fix conflicts in arch/arm/mach-{omap2/common-board-devices.c,tegra/Makefile.boot}
as per the 'for-linus' branch.

* tag 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (39 commits)
  ARM: EXYNOS: Add leds status1 and status2 on Origen board
  ARM: S3C64XX: Mark most Cragganmore initdata devinitdata
  ARM: EXYNOS: Add missing .reserve field to SMDKC210
  ARM: EXYNOS: Add DRM device to SMDK4X12 board
  ARM: S3C64XX: Clean up after SPI driver platform data updates
  ARM: SAMSUNG: no need to set the value for clk_xusbxti when it is 24Mhz
  ARM: EXYNOS: Add framebuffer support for SMDK4X12
  ARM: EXYNOS: Add HSOTG support to SMDK4X12
  ARM: S5PV210: Add audio platform device in Goni board
  ARM: S5PV210: Add audio platform device in Aquila board
  ARM: EXYNOS: Add audio platform device in SMDKV310 board
  ARM: S3C64XX: Don't specify an irq_base for WM1192-EV1 board
  ARM: OMAP3: Fix omap3evm randconfig error introduced by VBUS support
  ARM: OMAP: board-omap4panda: MUX configuration for sys_nirq2
  ARM: OMAP: board-4430sdp: MUX configuration for sys_nirq2
  ARM: OMAP3530evm: set pendown_state and debounce time for ads7846
  ARM: omap3evm: enable VBUS switch for EHCI tranceiver
  ARM: OMAP3EVM: Adding USB internal LDOs board file
  ARM: OMAP3EVM: Add NAND flash definition
  ARM: OMAP3: cm-t35: add tvp5150 decoder support
  ...
2012-07-23 17:34:48 -07:00
Linus Torvalds
f01b9b73f5 arm-soc: new SoC support
This adds support for three new SoC types:
 * The mvebu platform includes Marvell's Armada XP and Armada 370 chips,
   made by the mvebu business unit inside of Marvell. Since the same
   group also made the older but similar platforms we call "orion5x",
   "kirkwood", "mv78xx0" and "dove", we plan to move all of them into
   the mach-mvebu directory in the future.
 * socfpga is Altera's platform based on Cortex-A9 cores and a lot of
   FPGA space. This is similar to the Xilinx zynq platform we already
   support. The code is particularly clean, which is helped by the fact
   that the hardware doesn't do much besides the parts that are
   expected to get added in the FPGA.
 * The OMAP subarchitecture gains support for the latest generation,
   the OMAP5 based on the new Cortex-A15 core. Support is rather
   rudimentary for now, but will be extended in the future.
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Merge tag 'newsoc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull support for three new arm SoC types from Arnd Bergmann:

 - The mvebu platform includes Marvell's Armada XP and Armada 370 chips,
   made by the mvebu business unit inside of Marvell.  Since the same
   group also made the older but similar platforms we call "orion5x",
   "kirkwood", "mv78xx0" and "dove", we plan to move all of them into
   the mach-mvebu directory in the future.

 - socfpga is Altera's platform based on Cortex-A9 cores and a lot of
   FPGA space.  This is similar to the Xilinx zynq platform we already
   support.  The code is particularly clean, which is helped by the fact
   that the hardware doesn't do much besides the parts that are expected
   to get added in the FPGA.

 - The OMAP subarchitecture gains support for the latest generation, the
   OMAP5 based on the new Cortex-A15 core.  Support is rather
   rudimentary for now, but will be extended in the future.

* tag 'newsoc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (25 commits)
  ARM: socfpga: initial support for Altera's SOCFPGA platform
  arm: mvebu: generate DTBs for supported SoCs
  ARM: mvebu: MPIC: read number of interrupts from control register
  arm: mach-mvebu: add entry to MAINTAINERS
  arm: mach-mvebu: add compilation/configuration change
  arm: mach-mvebu: add defconfig
  arm: mach-mvebu: add documentation for new device tree bindings
  arm: mach-mvebu: add support for Armada 370 and Armada XP with DT
  arm: mach-mvebu: add source files
  arm: mach-mvebu: add header
  clocksource: time-armada-370-xp: Marvell Armada 370/XP SoC timer driver
  ARM: Kconfig update to support additional GPIOs in OMAP5
  ARM: OMAP5: Add the build support
  arm/dts: OMAP5: Add omap5 dts files
  ARM: OMAP5: board-generic: Add device tree support
  ARM: omap2+: board-generic: clean up the irq data from board file
  ARM: OMAP5: Add SMP support
  ARM: OMAP5: Add the WakeupGen IP updates
  ARM: OMAP5: l3: Add l3 error handler support for omap5
  ARM: OMAP5: gpmc: Update gpmc_init()
  ...

Conflicts:
	Documentation/devicetree/bindings/arm/omap/omap.txt
	arch/arm/mach-omap2/Makefile
	drivers/clocksource/Kconfig
	drivers/clocksource/Makefile
2012-07-23 16:31:31 -07:00
Linus Torvalds
1a4120bc10 arm-soc: timer updates
This contains two branches dealing with timers, one for the picoxcell
 platform that is now using DT with the platform-independent
 dw_apb_timer driver. The other change is for the omap-specific
 dmtimer driver.
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Merge tag 'timer' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc timer updates from Arnd Bergmann:
 "This contains two branches dealing with timers, one for the picoxcell
  platform that is now using DT with the platform-independent
  dw_apb_timer driver.  The other change is for the omap-specific
  dmtimer driver."

* tag 'timer' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  clocksource: dw_apb_timer: Add common DTS glue for dw_apb_timer
  ARM: OMAP2+: Simplify dmtimer clock aliases
  ARM: OMAP2+: Move dmtimer clock set function to dmtimer driver
  ARM: OMAP1: Fix dmtimer support
  ARM: OMAP: Add flag to indicate if a timer needs a manual reset
  ARM: OMAP: Remove timer function pointer for context loss counter
  ARM: OMAP: Remove loses_context variable from timer platform data
  ARM: OMAP2+: Fix external clock support for dmtimers
  ARM: OMAP2+: HWMOD: Correct timer device attributes
  ARM: OMAP: Add DMTIMER capability variable to represent timer features
  ARM: OMAP2+: Add dmtimer platform function to reserve systimers
  ARM: OMAP2+: Remove unused max number of timers definition
  ARM: OMAP: Remove unnecessary clk structure
2012-07-23 16:21:23 -07:00
Linus Torvalds
5e512d0785 arm-soc: soc-specific updates
This is stuff that does not fit well into another category and in
 particular is not related to a particular board. The largest part
 in here is extending the am33xx support in the omap platform.
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Merge tag 'soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm soc-specific updates from Arnd Bergmann:
 "This is stuff that does not fit well into another category and in
  particular is not related to a particular board.  The largest part in
  here is extending the am33xx support in the omap platform."

Fix up trivial conflicts in arch/arm/mach-{imx/mach-mx35_3ds.c, tegra/Makefile}

* tag 'soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (74 commits)
  ARM: LPC32xx: Add PWM support
  ARM: LPC32xx: Add PWM clock
  ARM: LPC32xx: Set system serial based on cpu unique id
  ARM: vexpress: Config option for early printk console
  ARM: vexpress: Add Device Tree for V2P-CA15_CA7 core tile
  ARM: vexpress: Convert V2P-CA15 Device Tree to 64 bit addresses
  ARM: vexpress: Add fixed regulator for SMSC
  ARM: vexpress: Add missing SP804 interrupt in motherboard's DTS files
  ARM: vexpress: Initial common clock support
  ARM: SAMSUNG: Introduce Kconfig variable for Samsung custom clk API
  ARM: EXYNOS: Add missing static storage class specifier in pmu.c file
  ARM: EXYNOS: Make combiner_init function static
  ARM: EXYNOS: Update HSOTG PHY clock setting for EXYNOS4X12
  ARM: versatile: Make plat-versatile clock optional
  ARM: vexpress: Check master site in daughterboard's sysctl operations
  ARM: vexpress: remove automatic errata workaround selection
  ARM: LPC32xx: Adjust to pl08x DMA interface changes
  ARM: EXYNOS: Clear SYS_WDTRESET bit to use watchdog reset
  ARM: imx: fix mx51 ehci setup errors
  ARM: imx: make ehci power/oc polarities configurable
  ...
2012-07-23 16:08:40 -07:00
Arnd Bergmann
233de298cb Merge branch 'lpc32xx/core2' of git://git.antcom.de/linux-2.6 into next/soc
From Roland Stigge <stigge@antcom.de>:
this LPC32xx core update (branch lpc32xx/core2) builds upon the
previously provided lpc32xx/core-fixes. Basically including PWM support
(for the PWM driver from Alexandre already in the pwm tree), and
CPU ID.

* 'lpc32xx/core2' of git://git.antcom.de/linux-2.6:
  ARM: LPC32xx: Add PWM support
  ARM: LPC32xx: Add PWM clock
  ARM: LPC32xx: Set system serial based on cpu unique id

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-21 00:15:59 +02:00
Alexandre Pereira da Silva
c49a183086 ARM: LPC32xx: Add PWM support
This SoC has two PWM channels

Signed-off-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Signed-off-by: Roland Stigge <stigge@antcom.de>
2012-07-20 14:01:51 +02:00
Dinh Nguyen
66314223aa ARM: socfpga: initial support for Altera's SOCFPGA platform
Adding core definitions for Altera's SOCFPGA ARM platform.
Mininum support for Altera's SOCFPGA Cyclone 5 hardware.

Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Reviewed-by: Rob Herring <rob.herring@calxeda.com>
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-19 10:39:00 +02:00
Arnd Bergmann
ff60914362 Merge branch 'vexpress-v3.5-rc6' of git://git.linaro.org/people/pawelmoll/linux into next/soc
From Pawel Moll <pawel.moll@arm.com>:

Versatile Express updates for v3.6

* 'vexpress-v3.5-rc6' of git://git.linaro.org/people/pawelmoll/linux:
  ARM: vexpress: Config option for early printk console
  ARM: vexpress: Add Device Tree for V2P-CA15_CA7 core tile
  ARM: vexpress: Convert V2P-CA15 Device Tree to 64 bit addresses
  ARM: vexpress: Add fixed regulator for SMSC
  ARM: vexpress: Add missing SP804 interrupt in motherboard's DTS files
  ARM: vexpress: Initial common clock support
  ARM: versatile: Make plat-versatile clock optional
  ARM: vexpress: Check master site in daughterboard's sysctl operations
  ARM: vexpress: remove automatic errata workaround selection

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-13 18:46:58 +02:00
Pawel Moll
b2a54ff03c ARM: vexpress: Add fixed regulator for SMSC
SMSC driver requires "vdd33a" and "vddvario" regulator supplies now.

Add fixed regulator describing 3V3 power line (in both motherboard's
Device Trees and the non-DT code) and force fixed regulator config
option if regulators framework is enabled.

Signed-off-by: Pawel Moll <pawel.moll@arm.com>
2012-07-13 11:48:28 +01:00
Pawel Moll
d1b8a775fd ARM: vexpress: Initial common clock support
This patch makes Versatile Express use the common clock framework
instead of the plat-versatile implementation.

It defines clock provider for VE's OSCs (clock generators) and
registers all required fixed and variable clock sources (for both
motherboard and core tile).

This is a simple conversion of the existing state and will be
extended (and migrated to drivers/clk) in the near future.

Signed-off-by: Pawel Moll <pawel.moll@arm.com>
2012-07-13 11:48:16 +01:00
Dinh Nguyen
cfda590178 clocksource: dw_apb_timer: Add common DTS glue for dw_apb_timer
Make a common device tree glue for clocksource/dw_apb_timer.
Move mach-picoxcell/time.c to be a generic device tree application
of the dw_apb_timer.

Configure mach-picoxcell to use the dw_apb_timer_of device tree
implementation in drivers/clocksource.

Signed-off-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
Acked-by: Jamie Iles <jamie@jamieiles.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-12 17:26:09 +02:00
Pawel Moll
56a34b03ff ARM: versatile: Make plat-versatile clock optional
... in preparation for common clock coming for Integrator
and Versatile Express.

Based on Linus Walleij's "ARM: integrator: convert to common
clock" patch.

Signed-off-by: Pawel Moll <pawel.moll@arm.com>
2012-07-12 16:16:56 +01:00
Arnd Bergmann
0dc1951043 Linux 3.5-rc6
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Merge tag 'v3.5-rc6' into next/soc

Linux 3.5-rc6

Dependency for imx/soc changes
2012-07-11 12:50:20 +02:00
Arnd Bergmann
0e3585113f Merge branch 'devel-omap5' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/newsoc
From Tony Lindgren <tony@atomide.com>:

This branch contains minimal support for omap5 to boot to a
console without clock framework support. This branch depends
on omap-cleanup-part2-for-v3.6.

* 'devel-omap5' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: Kconfig update to support additional GPIOs in OMAP5
  ARM: OMAP5: Add the build support
  arm/dts: OMAP5: Add omap5 dts files
  ARM: OMAP5: board-generic: Add device tree support
  ARM: omap2+: board-generic: clean up the irq data from board file
  ARM: OMAP5: Add SMP support
  ARM: OMAP5: Add the WakeupGen IP updates
  ARM: OMAP5: l3: Add l3 error handler support for omap5
  ARM: OMAP5: gpmc: Update gpmc_init()
  ARM: OMAP5: timer: Add clocksource, clockevent support
  ARM: OMAP5: Add minimal support for OMAP5430 SOC
  ARM: OMAP5: id: Add cpu id for ES versions
  ARM: OMAP: counter-32k: Select the CR register offset using the IP scheme
  ARM: OMAP2+: Move stubbed secure_sram_reserve function to a common.c and call it __weak

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-10 17:43:22 +02:00
Gregory CLEMENT
3e93a22b48 arm: mach-mvebu: add compilation/configuration change
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Lior Amsalem <alior@marvell.com>
Acked-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Yehuda Yitschak <yehuday@marvell.com>
Tested-by: Lior Amsalem <alior@marvell.com>
2012-07-10 15:47:51 +02:00
Tarun Kanti DebBarma
39f47d9f43 ARM: Kconfig update to support additional GPIOs in OMAP5
OMAP5 has 8 GPIO banks so that there are 32x8 = 256 GPIOs.
In order for the gpiolib to detect and initialize these
additional GPIOs and other TWL GPIOs, ARCH_NR_GPIO is set
to 512 instead of present 256.

Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>
Cc: Cousson, Benoit <b-cousson@ti.com>
Reported-by: Govindraj.R <govindraj.raja@ti.com>
Tested-by: Govindraj.R <govindraj.raja@ti.com>
Signed-off-by: Tarun Kanti DebBarma <tarun.kanti@ti.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
2012-07-09 19:14:40 +05:30
Arnd Bergmann
efab093481 Merge branch 'for-3.6/boards' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra into next/boards
From Stephen Warren <swarren@wwwdotorg.org>
This branch contains changes to Tegra board files, and related Kconfig and
Makefile changes. Highlights include:

* Removal of Seaboard/Springbank board files; these boards can now only be
  used with device tree.

* Use of small parts of some non-DT board files from the DT board files. This
  enables all features that the non-DT board files have, when booting from DT.
  This will allow almost complete removal of all non-DT board files in v3.7.

* Other miscellaneous changes.

This branch is based on Tegra's for-3.6/cleanup branch from a previous pull
request.

* 'for-3.6/boards' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra:
  ARM: tegra: use of_default_bus_match_table
  ARM: tegra: add device tree AUXDATA for APBDMA
  ARM: tegra: paz00: enable WiFi rfkill when booting from device tree
  ARM: tegra: harmony: init regulators, PCIe when booting from DT
  ARM: tegra: trimslice: enable PCIe when booting from device tree
  ARM: tegra: remove Seaboard board files
  ARM: tegra: remove CONFIG_MACH_TEGRA_DT
  ARM: tegra: make .dts compilation depend on Tegra2 support

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-06 22:18:38 +02:00
Arnd Bergmann
c7b0807b9d Merge branch 'imx/sparse-irq' of git://git.linaro.org/people/shawnguo/linux-2.6 into next/irq
Two bug fixes for the previous state of the imx sparse irq changes.

* 'imx/sparse-irq' of git://git.linaro.org/people/shawnguo/linux-2.6:
  ARM: imx: select USE_OF
  ARM: imx: Fix build error due to missing irqs.h include

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-06 21:12:59 +02:00
Uwe Kleine-König
3e62af8210 ARM: imx: select USE_OF
Commit

      544496a (ARM: imx: move irq_domain_add_legacy call into avic driver)

introduced unconditional calls to irq_find_mapping and
irq_domain_add_legacy, but it's still possible to have a .config without
CONFIG_IRQ_DOMAIN=y resulting in

	  CC      arch/arm/plat-mxc/avic.o
	arch/arm/plat-mxc/avic.c: In function 'avic_handle_irq':
	arch/arm/plat-mxc/avic.c:172: error: implicit declaration of function 'irq_find_mapping'
	arch/arm/plat-mxc/avic.c: In function 'mxc_init_irq':
	arch/arm/plat-mxc/avic.c:207: error: implicit declaration of function 'irq_domain_add_legacy'
	arch/arm/plat-mxc/avic.c:208: error: 'irq_domain_simple_ops' undeclared (first use in this function)
	arch/arm/plat-mxc/avic.c:208: error: (Each undeclared identifier is reported only once
	arch/arm/plat-mxc/avic.c:208: error: for each function it appears in.)
	arch/arm/plat-mxc/avic.c:208: warning: assignment makes pointer from integer without a cast
	make[3]: *** [arch/arm/plat-mxc/avic.o] Error 1
	make[2]: *** [arch/arm/plat-mxc/avic.o] Error 2
	make[1]: *** [sub-make] Error 2
	make: *** [all] Error 2

While selecting CONFIG_IRQ_DOMAIN would be enough, USE_OF is the future
and implies CONFIG_IRQ_DOMAIN. So select USE_OF for ARCH_MXC and drop
other explicit selects that are superflous now.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2012-07-06 15:54:11 +08:00
Arnd Bergmann
f63870924f ARM: prima2: enable gpiolib unconditionally
The pinctrl code needs GPIOLIB to be enabled, so make
sure that it cannot be built otherwise. This fixes
the prima2_defconfig.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Barry Song <21cnbao@gmail.com>
2012-07-04 16:54:32 +02:00
Arnd Bergmann
fdc0867884 Merge branch 'imx/sparse-irq' of git://git.linaro.org/people/shawnguo/linux-2.6 into next/irq
From Shawn Guo <shawn.guo@linaro.org>, this makes it possible to use
sparse irqs with mach-imx.

* 'imx/sparse-irq' of git://git.linaro.org/people/shawnguo/linux-2.6:
  ARM: imx: enable SPARSE_IRQ for imx platform
  ARM: fiq: change FIQ_START to a variable
  tty: serial: imx: remove the use of MXC_INTERNAL_IRQS
  ARM: imx: remove unneeded mach/irq.h inclusion
  i2c: imx: remove unneeded mach/irqs.h inclusion
  ARM: imx: add a legacy irqdomain for mx31ads
  ARM: imx: add a legacy irqdomain for 3ds_debugboard
  ARM: imx: pass gpio than irq number into mxc_expio_init
  ARM: imx: leave irq_base of wm8350_platform_data uninitialized
  dma: ipu: remove the use of ipu_platform_data
  ARM: imx: move irq_domain_add_legacy call into avic driver
  ARM: imx: move irq_domain_add_legacy call into tzic driver
  gpio/mxc: move irq_domain_add_legacy call into gpio driver
  ARM: imx: eliminate macro IRQ_GPIOx()
  ARM: imx: eliminate macro IOMUX_TO_IRQ()
  ARM: imx: eliminate macro IMX_GPIO_TO_IRQ()

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-07-02 23:18:19 +02:00
Barry Song
5130216265 PINCTRL: SiRF: add GPIO and GPIO irq support in CSR SiRFprimaII
In SiRFprimaII, Each GPIO pin can be configured as input or output
independently. If a GPIO is configured as input, it can also be
enabled as an interrupt source (either edge or level triggered).

These pins must be either MUXed as GPIO or other function pads.

Signed-off-by: Yuping Luo <yuping.luo@csr.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2012-07-02 10:59:07 +08:00
Shawn Guo
8842a9e286 ARM: imx: enable SPARSE_IRQ for imx platform
As all irqchips on imx have been changed to allocate their irq_descs,
and all unneeded mach/irqs.h inclusions on imx have been cleaned up,
now it's time to select SPARSE_IRQ for imx/mxc.

The SPARSE_IRQ support forces irqs allocation starting from 16.  All
those static irq number definition for SoCs need to shift 16 to keep
non-DT boot works.

With all those static IRQ number and start definitions removed from
mach/irqs.h, the header becomes just a container of a couple of
mach-imx specific irq/fiq calls.  Since mach/irqs.h is not included
by asm/irq.h now, the users of mxc_set_irq_fiq needs to explicitly
include mach/irqs.h themselves.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
2012-07-01 21:59:20 +08:00
Olof Johansson
c536294134 Merge branch 'lpc32xx/devel' into next/soc
* lpc32xx/devel: (22 commits)
  ARM: LPC32xx: Move i2s1 dma enabling to clock.c
  ARM: LPC32xx: Move uart6 irda disable to serial.c
  ARM: LPC32xx: Cleanup board init, remove duplicate clock init
  ARM: LPC32xx: Remove spi chip definitions
  ARM: LPC32xx: Remove spi chipselect request from board init
  ARM: LPC32xx: Add dt settings to the at25 node
  ARM: LPC32xx: Build arch dtbs
  ARM: LPC32xx: Fix lpc32xx.dtsi status property: "disable" -> "disabled"
  ARM: LPC32xx: Remove mach specific ARCH_NR_GPIOS, use default
  ARM: LPC32xx: High Speed UART configuration via DT
  ARM: LPC32xx: DT conversion of Standard UARTs
  ARM: LPC32xx: DTS adjustment for using pl18x primecell
  ARM: LPC32xx: Add MMC controller support
  ARM: LPC32xx: Defconfig update
  ARM: LPC32xx: Clock adjustment for key matrix controller
  ARM: LPC32xx: DTS adjustment for key matrix controller
  ARM: LPC32xx: Add dts for EA3250 reference board
  ARM: LPC32xx: Adjust dtsi file for MLC controller configuration
  ARM: LPC32xx: Add DMA configuration to platform data
  ARM: LPC32xx: Remove SLC controller initialization from platform init
  ...
2012-06-30 16:27:54 -07:00
Tony Lindgren
f6f1f12f6d Some OMAP AM35xx fixes.
The powerdomain and clockdomain data for the AM35xx are finally fixed.
 The AM35xx EMAC/MDIO Ethernet controller integration code has been
 converted to use the OMAP device and hwmod framework.  Also the UART4
 and HSOTGUSB warnings have been fixed.
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Merge tag 'omap-devel-d-for-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into fixes-non-critical

Some OMAP AM35xx fixes.

The powerdomain and clockdomain data for the AM35xx are finally fixed.
The AM35xx EMAC/MDIO Ethernet controller integration code has been
converted to use the OMAP device and hwmod framework.  Also the UART4
and HSOTGUSB warnings have been fixed.
2012-06-29 06:07:08 -07:00
Arnd Bergmann
00a3669838 ARM: OMAP depends on MMU
There is no way to build OMAP kernels without an MMU
at this point because of dependencies on MMU-only functions.

As long as nobody is interested in fixing this, let's just disable
this platforms for nommu kernels.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-06-28 00:06:09 -07:00
Andrew Lunn
b5e12229a4 ARM: Orion5x - Restore parts of io.h, with rework
Commit 4d5fc58dbe (ARM: remove bunch of
now unused mach/io.h files) removed the orion5x io.h. Unfortunately,
this is still needed for the definition of IO_SPACE_LIMIT which
overrides the default 64K. All Orion based systems have 1Mbyte of IO
space per PCI[e] bus, and try to request_resource() this size. Orion5x
has two such PCI buses.

It is likely that the original, removed version, was broken. This
version might be less broken. However, it has not been tested on
hardware with a PCI card, let alone hardware with a PCI card with IO
capabilities.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-23 16:18:17 -07:00
Stephen Warren
2c95b7e06f ARM: tegra: remove CONFIG_MACH_TEGRA_DT
* Make ARCH_TEGRA select USE_OF; DT is the way forward.
* Build board-dt-tegra*.c when the relevant Tegra SoC support is enabled,
  rather than requiring a specific config option for this.
* The board-specific config options already build board-*-pinmux.o, and
  when booting from device tree these files are no longer needed, so we
  can remove some Makefile commands related to those files.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
2012-06-20 12:37:41 -06:00
Linus Torvalds
41a328b95c ARM: SoC fixes
A bit larger set than usual, unfortunately -- I've been sitting on them
 longer than I meant to so it's really more like 2 -rc pull requests in
 one, volume-wise.
 
 Nearly everything is fixes for fallout from the merge window, or other
 fixes for bugs. The one exception is the highbank L2-enablement patch,
 but it was contained enough that I picked it up anyway:
 
 - i.MX fixes, mostly for clock and pinctrl changes
 - OMAP fixes, mostly PM-related
 - A patch to enable L2 on highbank
 - A couple of fixes for PXA, Kirkwood, Versatile
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "A bit larger set than usual, unfortunately -- I've been sitting on
  them longer than I meant to so it's really more like 2 -rc pull
  requests in one, volume-wise.

  Nearly everything is fixes for fallout from the merge window, or other
  fixes for bugs.  The one exception is the highbank L2-enablement
  patch, but it was contained enough that I picked it up anyway:

   - i.MX fixes, mostly for clock and pinctrl changes
   - OMAP fixes, mostly PM-related
   - A patch to enable L2 on highbank
   - A couple of fixes for PXA, Kirkwood, Versatile"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (30 commits)
  ARM: Kirkwood: Fix clk problems modular ethernet driver
  arm: versatile: fix and enable PCI I/O space
  ARM: highbank: Add smc calls to enable/disable the L2
  ARM i.MX imx21ads: Fix overlapping static i/o mappings
  ARM: imx6: exit coherency when shutting down a cpu
  ARM: mx51: Add pinctrl_provide_dummies()
  ARM: mx31: Add pinctrl_provide_dummies()
  ARM: OMAP2+: Fix compile for CONFIG_TIDSPBRIDGE platform init code
  ARM: OMAP3: Fix omap3_l3_block_irq warning when CONFIG_BUG is not set
  ARM: OMAP: Fix MMC_OMAP build when only MMC_OMAP_HS is selected
  OMAP2+: UART: Add mechanism to probe uart pins and configure rx wakeup
  ARM: mmp: fix missing cascade_irq in irq handler
  ARM: dts: update memory size on brownstone
  ARM i.MX27 Visstrim M10: fix gpio handling.
  ARM i.MX53: Fix PLL4 base address
  ARM i.MX pllv2: make round_rate accurate
  ARM i.MX pllv2: use standard register set unconditionally
  ARM: OMAP: Fix lis3lv02d accelerometer to use gpio_to_irq
  ARM: imx: only call l2x0_init if it's available
  ARM: imx: only specify i2c device type once
  ...
2012-06-17 00:20:47 -07:00
Olof Johansson
51a1ec0164 Merge branch 'nomadik-for-arm-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik into next/soc
* 'nomadik-for-arm-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik:
  ARM: nomadik: bump all IRQ numbers by one
  ARM: nomadik: register the MMC/SD device
  ARM: nomadik: register the I2C devices
  ARM: nomadik: register all three I2C busses
  ARM: nomadik: convert to generic clock
  ARM: nomadik: register PL031 RTC
  ARM: nomadik: register AMBA devices dynamically
  ARM: nomadik: register GPIOs dynamically
2012-06-16 22:40:37 -07:00
Arnd Bergmann
9b0f7e3992 arm: versatile: fix and enable PCI I/O space
With commit 4d5fc58dbe (ARM: remove bunch of now unused
mach/io.h files), the I/O space setup was completely broken on
versatile. This patch fixes that and prepares for further
I/O space clean-up.

I/O space handling on the versatile platform is currently
broken in multiple ways. Most importantly, the ports do
not get mapped into the virtual address space at all.

Also, there is some amount of confusion between PCI I/O
space and other statically mapped MMIO registers in the
platform code:

* The __io_address() macro that is used to access the
  platform register maps to the same __io macro that gets
  used for I/O space.

* The IO_SPACE_LIMIT is set to a value that is much larger
  than the total available space.

* The I/O resource of the PCI bus is set to the physical
  address of the mapping, which is way outside of the
  actual I/O space limit as well as the address range that
  gets decoded by traditional PCI cards.

* No attempt is made to stay outside of the ISA port range
  that some device drivers try access.

* No resource gets requested as a child of ioport_resource,
  but an IORESOURCE_IO type mapping gets requested
  as a child of iomem_resource.

This patch attempts to correct all of the above. This makes
it possible to use virtio-pci based virtual devices as well
as actual PCI cards including those with legacy ISA port
ranges like VGA.

Some of the issues seem to be duplicated on other platforms.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
[rob: update to 3.5-rc2 and io.h cleanup related changes]
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Tested-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-16 18:41:35 -07:00
Roland Stigge
c70426f153 ARM: LPC32xx: DT conversion of Standard UARTs
This patch switches from static serial driver initialization to devicetree
configuration. This way, the Standard UARTs of the LPC32xx SoC can be enabled
individually via DT.

E.g., instead of Kconfig configuration, the phy3250.dts activates
UARTs 3 and 5.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Tested-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
2012-06-14 16:16:18 +02:00
Linus Walleij
4a31bd28e8 ARM: nomadik: convert to generic clock
Remove more custom stuff by simply converting the Nomadik machine
to use generic clocks and move the driver to drivers/clk.

Acked-by: Arnd Bergmann <arnd@arndb.de>
Cc: Mike Turquette <mturquette@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2012-06-10 18:41:40 +02:00
Marek Szyprowski
f1ae98da85 ARM: dma-mapping: remove unconditional dependency on CMA
CMA has been enabled unconditionally on all ARMv6+ systems to solve the
long standing issue of double kernel mappings for all dma coherent
buffers. This however created a dependency on CONFIG_EXPERIMENTAL for
the whole ARM architecture what should be really avoided. This patch
removes this dependency and lets one use old, well-tested dma-mapping
implementation also on ARMv6+ systems without the need to use
EXPERIMENTAL stuff.

Reported-by: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
2012-06-04 08:01:24 +02:00
Olof Johansson
47e1993d32 Merge branches 'fixes' and 'fixes2' into devel-late
* fixes:
  ixp4xx: fix compilation by adding gpiolib support

* fixes2:
  ARM: LPC32xx: Adjust dts files to gpio dt binding
2012-05-30 16:16:12 -07:00
Linus Torvalds
84a442b9a1 arm-soc: device tree conversions, part 2
These continue the device tree work from part 1, this set is for the
 tegra, mxs and imx platforms, all of which have dependencies on clock
 or pinctrl changes submitted earlier.
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Merge tag 'dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc device tree conversions (part 2) from Olof Johansson:
 "These continue the device tree work from part 1, this set is for the
  tegra, mxs and imx platforms, all of which have dependencies on clock
  or pinctrl changes submitted earlier."

Fix up trivial conflicts due to nearby changes in
drivers/{gpio/gpio,i2c/busses/i2c}-mxs.c

* tag 'dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (73 commits)
  ARM: dt: tegra: invert status=disable vs status=okay
  ARM: dt: tegra: consistent basic property ordering
  ARM: dt: tegra: sort nodes based on bus order
  ARM: dt: tegra: remove duplicate device_type property
  ARM: dt: tegra: consistenly use lower-case for hex constants
  ARM: dt: tegra: format regs properties consistently
  ARM: dt: tegra: gpio comment cleanup
  ARM: dt: tegra: remove unnecessary unit addresses
  ARM: dt: tegra: whitespace cleanup
  ARM: dt: tegra cardhu: fix typo in SDHCI node name
  ARM: dt: tegra: cardhu: register core regulator tps62361
  ARM: dt: tegra30.dtsi: Add SMMU node
  ARM: dt: tegra20.dtsi: Add GART node
  ARM: dt: tegra30.dtsi: Add Memory Controller(MC) nodes
  ARM: dt: tegra20.dtsi: Add Memory Controller(MC) nodes
  ARM: dt: tegra: Add device tree support for AHB
  ARM: dts: enable audio support for imx28-evk
  ARM: dts: enable i2c device for imx28-evk
  i2c: mxs: add device tree probe support
  ARM: dts: enable mmc for imx28-evk
  ...
2012-05-26 12:57:47 -07:00
Linus Torvalds
2795343705 arm-soc: clock driver changes
The new clock subsystem was merged in linux-3.4 without any users, this
 now moves the first three platforms over to it: imx, mxs and spear.
 
 The series also contains the changes for the clock subsystem itself,
 since Mike preferred to have it together with the platforms that require
 these changes, in order to avoid interdependencies and conflicts.
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Merge tag 'clock' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc clock driver changes from Olof Johansson:
 "The new clock subsystem was merged in linux-3.4 without any users,
  this now moves the first three platforms over to it: imx, mxs and
  spear.

  The series also contains the changes for the clock subsystem itself,
  since Mike preferred to have it together with the platforms that
  require these changes, in order to avoid interdependencies and
  conflicts."

Fix up trivial conflicts in arch/arm/mach-kirkwood/common.c (code
removed in one branch, added OF support in another) and
drivers/dma/imx-sdma.c (independent changes next to each other).

* tag 'clock' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (97 commits)
  clk: Fix CLK_SET_RATE_GATE flag validation in clk_set_rate().
  clk: Provide dummy clk_unregister()
  SPEAr: Update defconfigs
  SPEAr: Add SMI NOR partition info in dts files
  SPEAr: Switch to common clock framework
  SPEAr: Call clk_prepare() before calling clk_enable
  SPEAr: clk: Add General Purpose Timer Synthesizer clock
  SPEAr: clk: Add Fractional Synthesizer clock
  SPEAr: clk: Add Auxiliary Synthesizer clock
  SPEAr: clk: Add VCO-PLL Synthesizer clock
  SPEAr: Add DT bindings for SPEAr's timer
  ARM i.MX: remove now unused clock files
  ARM: i.MX6: implement clocks using common clock framework
  ARM i.MX35: implement clocks using common clock framework
  ARM i.MX5: implement clocks using common clock framework
  ARM: Kirkwood: Replace clock gating
  ARM: Orion: Audio: Add clk/clkdev support
  ARM: Orion: PCIE: Add support for clk
  ARM: Orion: XOR: Add support for clk
  ARM: Orion: CESA: Add support for clk
  ...
2012-05-26 12:42:29 -07:00
Linus Torvalds
2c757fd5d1 arm-soc: cleanups, part 2
More cleanups, continuing an earlier set with omap and samsung specific
 cleanups. These could not go into the first set because they have
 dependencies on various other series that in turn depend on the first
 cleanups.
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Merge tag 'cleanup2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc cleanups (part 2) from Olof Johansson:
 "More cleanups, continuing an earlier set with omap and samsung
  specific cleanups.  These could not go into the first set because they
  have dependencies on various other series that in turn depend on the
  first cleanups."

Fixed up conflicts in arch/arm/plat-omap/counter_32k.c due to commit
bd0493eaaf: "move read_{boot,persistent}_clock to the architecture
level" that changed how the persistent clocks were handled.  And trivial
conflicts in arch/arm/mach-omap1/common.h due to just independent
changes close to each other.

* tag 'cleanup2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (35 commits)
  ARM: SAMSUNG: merge plat-s5p into plat-samsung
  ARM: SAMSUNG: move options for common s5p into plat-samsung/Kconfig
  ARM: SAMSUNG: move setup code for s5p mfc and mipiphy into plat-samsung
  ARM: SAMSUNG: move platform device for s5p uart into plat-samsung
  ARM: SAMSUNG: move hr timer for common s5p into plat-samsung
  ARM: SAMSUNG: move pm part for common s5p into plat-samsung
  ARM: SAMSUNG: move interrupt part for common s5p into plat-samsung
  ARM: SAMSUNG: move clock part for common s5p into plat-samsung
  ARM: S3C24XX: Use common macro to define resources on dev-uart.c
  ARM: S3C24XX: move common clock init into common.c
  ARM: S3C24XX: move common power-management code to mach-s3c24xx
  ARM: S3C24XX: move plat-s3c24xx/dev-uart.c into common.c
  ARM: S3C24XX: move plat-s3c24xx/cpu.c
  ARM: OMAP2+: Kconfig: convert SOC_OMAPAM33XX to SOC_AM33XX
  ARM: OMAP2+: Kconfig: convert SOC_OMAPTI81XX to SOC_TI81XX
  GPMC: add ECC control definitions
  ARM: OMAP2+: dmtimer: remove redundant sysconfig context restore
  ARM: OMAP: AM35xx: convert 3517 detection/flags to AM35xx
  ARM: OMAP: AM35xx: remove redunant cpu_is checks for AM3505
  ARM: OMAP1: Pass dma request lines in platform data to MMC driver
  ...
2012-05-26 12:31:49 -07:00
Linus Torvalds
d484864dd9 Merge branch 'for-linus' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping
Pull CMA and ARM DMA-mapping updates from Marek Szyprowski:
 "These patches contain two major updates for DMA mapping subsystem
  (mainly for ARM architecture).  First one is Contiguous Memory
  Allocator (CMA) which makes it possible for device drivers to allocate
  big contiguous chunks of memory after the system has booted.

  The main difference from the similar frameworks is the fact that CMA
  allows to transparently reuse the memory region reserved for the big
  chunk allocation as a system memory, so no memory is wasted when no
  big chunk is allocated.  Once the alloc request is issued, the
  framework migrates system pages to create space for the required big
  chunk of physically contiguous memory.

  For more information one can refer to nice LWN articles:

   - 'A reworked contiguous memory allocator':
		http://lwn.net/Articles/447405/

   - 'CMA and ARM':
		http://lwn.net/Articles/450286/

   - 'A deep dive into CMA':
		http://lwn.net/Articles/486301/

   - and the following thread with the patches and links to all previous
     versions:
		https://lkml.org/lkml/2012/4/3/204

  The main client for this new framework is ARM DMA-mapping subsystem.

  The second part provides a complete redesign in ARM DMA-mapping
  subsystem.  The core implementation has been changed to use common
  struct dma_map_ops based infrastructure with the recent updates for
  new dma attributes merged in v3.4-rc2.  This allows to use more than
  one implementation of dma-mapping calls and change/select them on the
  struct device basis.  The first client of this new infractructure is
  dmabounce implementation which has been completely cut out of the
  core, common code.

  The last patch of this redesign update introduces a new, experimental
  implementation of dma-mapping calls on top of generic IOMMU framework.
  This lets ARM sub-platform to transparently use IOMMU for DMA-mapping
  calls if one provides required IOMMU hardware.

  For more information please refer to the following thread:
		http://www.spinics.net/lists/arm-kernel/msg175729.html

  The last patch merges changes from both updates and provides a
  resolution for the conflicts which cannot be avoided when patches have
  been applied on the same files (mainly arch/arm/mm/dma-mapping.c)."

Acked by Andrew Morton <akpm@linux-foundation.org>:
 "Yup, this one please.  It's had much work, plenty of review and I
  think even Russell is happy with it."

* 'for-linus' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping: (28 commits)
  ARM: dma-mapping: use PMD size for section unmap
  cma: fix migration mode
  ARM: integrate CMA with DMA-mapping subsystem
  X86: integrate CMA with DMA-mapping subsystem
  drivers: add Contiguous Memory Allocator
  mm: trigger page reclaim in alloc_contig_range() to stabilise watermarks
  mm: extract reclaim code from __alloc_pages_direct_reclaim()
  mm: Serialize access to min_free_kbytes
  mm: page_isolation: MIGRATE_CMA isolation functions added
  mm: mmzone: MIGRATE_CMA migration type added
  mm: page_alloc: change fallbacks array handling
  mm: page_alloc: introduce alloc_contig_range()
  mm: compaction: export some of the functions
  mm: compaction: introduce isolate_freepages_range()
  mm: compaction: introduce map_pages()
  mm: compaction: introduce isolate_migratepages_range()
  mm: page_alloc: remove trailing whitespace
  ARM: dma-mapping: add support for IOMMU mapper
  ARM: dma-mapping: use alloc, mmap, free from dma_ops
  ARM: dma-mapping: remove redundant code and do the cleanup
  ...

Conflicts:
	arch/x86/include/asm/dma-mapping.h
2012-05-25 09:18:59 -07:00
Linus Torvalds
b1bf7d4d1b GPIO driver changes for v3.5 merge window
Lots of gpio changes, both to core code and drivers.  Changes do touch
 architecture code to remove the need for separate arm/gpio.h includes
 in most architectures.  Some new drivers are added, and a number of
 gpio drivers are converted to use irq_domains for gpio inputs used as
 interrupts.  Device tree support has been amended to allow multiple
 gpio_chips to use the same device tree node.  Remaining changes are
 primarily bug fixes.
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Merge tag 'gpio-for-linus' of git://git.secretlab.ca/git/linux-2.6

Pull GPIO driver changes from Grant Likely:
 "Lots of gpio changes, both to core code and drivers.

  Changes do touch architecture code to remove the need for separate
  arm/gpio.h includes in most architectures.

  Some new drivers are added, and a number of gpio drivers are converted
  to use irq_domains for gpio inputs used as interrupts.  Device tree
  support has been amended to allow multiple gpio_chips to use the same
  device tree node.

  Remaining changes are primarily bug fixes."

* tag 'gpio-for-linus' of git://git.secretlab.ca/git/linux-2.6: (33 commits)
  gpio/generic: initialize basic_mmio_gpio shadow variables properly
  gpiolib: Remove 'const' from data argument of gpiochip_find()
  gpio/rc5t583: add gpio driver for RICOH PMIC RC5T583
  gpiolib: quiet gpiochip_add boot message noise
  gpio: mpc8xxx: Prevent NULL pointer deref in demux handler
  gpio/lpc32xx: Add device tree support
  gpio: Adjust of_xlate API to support multiple GPIO chips
  gpiolib: Implement devm_gpio_request_one()
  gpio-mcp23s08: dbg_show: fix pullup configuration display
  Add support for TCA6424A
  gpio/omap: (re)fix wakeups on level-triggered GPIOs
  gpio/omap: fix broken context restore for non-OFF mode transitions
  gpio/omap: fix missing check in *_runtime_suspend()
  gpio/omap: remove cpu_is_omapxxxx() checks from *_runtime_resume()
  gpio/omap: remove suspend/resume callbacks
  gpio/omap: remove retrigger variable in gpio_irq_handler
  gpio/omap: remove saved_wakeup field from struct gpio_bank
  gpio/omap: remove suspend_wakeup field from struct gpio_bank
  gpio/omap: remove saved_fallingdetect, saved_risingdetect
  gpio/omap: remove virtual_irq_start variable
  ...

Conflicts:
	drivers/gpio/gpio-samsung.c
2012-05-24 14:01:46 -07:00
Linus Torvalds
c7523a7c88 Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer updates from Thomas Gleixner.

Various trivial conflict fixups in arch Kconfig due to addition of
unrelated entries nearby.  And one slightly more subtle one for sparc32
(new user of GENERIC_CLOCKEVENTS), fixed up as per Thomas.

* 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (31 commits)
  timekeeping: Fix a few minor newline issues.
  time: remove obsolete declaration
  ntp: Fix a stale comment and a few stray newlines.
  ntp: Correct TAI offset during leap second
  timers: Fixup the Kconfig consolidation fallout
  x86: Use generic time config
  unicore32: Use generic time config
  um: Use generic time config
  tile: Use generic time config
  sparc: Use: generic time config
  sh: Use generic time config
  score: Use generic time config
  s390: Use generic time config
  openrisc: Use generic time config
  powerpc: Use generic time config
  mn10300: Use generic time config
  mips: Use generic time config
  microblaze: Use generic time config
  m68k: Use generic time config
  m32r: Use generic time config
  ...
2012-05-24 13:29:46 -07:00
Linus Torvalds
d5b4bb4d10 Merge branch 'delete-mca' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux
Pull the MCA deletion branch from Paul Gortmaker:
 "It was good that we could support MCA machines back in the day, but
  realistically, nobody is using them anymore.  They were mostly limited
  to 386-sx 16MHz CPU and some 486 class machines and never more than
  64MB of RAM.  Even the enthusiast hobbyist community seems to have
  dried up close to ten years ago, based on what you can find searching
  various websites dedicated to the relatively short lived hardware.

  So lets remove the support relating to CONFIG_MCA.  There is no point
  carrying this forward, wasting cycles doing routine maintenance on it;
  wasting allyesconfig build time on validating it, wasting I/O on git
  grep'ping over it, and so on."

Let's see if anybody screams.  It generally has compiled, and James
Bottomley pointed out that there was a MCA extension from NCR that
allowed for up to 4GB of memory and PPro-class machines.  So in *theory*
there may be users out there.

But even James (technically listed as a maintainer) doesn't actually
have a system, and while Alan Cox claims to have a machine in his cellar
that he offered to anybody who wants to take it off his hands, he didn't
argue for keeping MCA support either.

So we could bring it back.  But somebody had better speak up and talk
about how they have actually been using said MCA hardware with modern
kernels for us to do that.  And David already took the patch to delete
all the networking driver code (commit a5e371f61a: "drivers/net:
delete all code/drivers depending on CONFIG_MCA").

* 'delete-mca' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux:
  MCA: delete all remaining traces of microchannel bus support.
  scsi: delete the MCA specific drivers and driver code
  serial: delete the MCA specific 8250 support.
  arm: remove ability to select CONFIG_MCA
2012-05-23 17:12:06 -07:00
Richard Cochran
9dde0ae376 ixp4xx: fix compilation by adding gpiolib support
Once again, ixp4xx no longer even compiles. This patch fixes the issue
by converting over to gpiolib. This patch was first made by Imre and
posted by Marc, and I added in Russell's suggestion to empty the gpio
header file.

This fix should also go for 3.1, 3.2, 3.3, and 3.4.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-05-23 21:22:43 +02:00
Linus Torvalds
e8650a0823 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial updates from Jiri Kosina:
 "As usual, it's mostly typo fixes, redundant code elimination and some
  documentation updates."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (57 commits)
  edac, mips: don't change code that has been removed in edac/mips tree
  xtensa: Change mail addresses of Hannes Weiner and Oskar Schirmer
  lib: Change mail address of Oskar Schirmer
  net: Change mail address of Oskar Schirmer
  arm/m68k: Change mail address of Sebastian Hess
  i2c: Change mail address of Oskar Schirmer
  net: Fix tcp_build_and_update_options comment in struct tcp_sock
  atomic64_32.h: fix parameter naming mismatch
  Kconfig: replace "--- help ---" with "---help---"
  c2port: fix bogus Kconfig "default no"
  edac: Fix spelling errors.
  qla1280: Remove redundant NULL check before release_firmware() call
  remoteproc: remove redundant NULL check before release_firmware()
  qla2xxx: Remove redundant NULL check before release_firmware() call.
  aic94xx: Get rid of redundant NULL check before release_firmware() call
  tehuti: delete redundant NULL check before release_firmware()
  qlogic: get rid of a redundant test for NULL before call to release_firmware()
  bna: remove redundant NULL test before release_firmware()
  tg3: remove redundant NULL test before release_firmware() call
  typhoon: get rid of redundant conditional before all to release_firmware()
  ...
2012-05-22 19:22:50 -07:00
Linus Torvalds
cdd3a354a0 arm-soc: power management changes
Power management changes here are mostly for the omap platform, but also
 include cpuidle changes for ux500 and suspend/resume code for mmp.
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Merge tag 'pm' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm-soc power management changes from Olof Johansson:
 "Power management changes here are mostly for the omap platform, but
  also include cpuidle changes for ux500 and suspend/resume code for
  mmp."

* tag 'pm' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (48 commits)
  ARM: OMAP2+: WDTIMER integration: fix !PM boot crash, disarm timer after hwmod reset
  ARM: OMAP2/3: hwmod data: Add 32k-sync timer data to hwmod database
  ARM: OMAP4: hwmod_data: Name the common irq for McBSP ports
  ARM: OMAP4: hwmod data: I2C: add flag for context restore
  ARM: OMAP3: hwmod_data: Rename the common irq for McBSP ports
  ARM: OMAP2xxx: hwmod data: add HDQ/1-wire hwmod
  ARM: OMAP3: hwmod data: add HDQ/1-wire hwmod
  ARM: OMAP2+: hwmod data: add HDQ/1-wire hwmod shared data
  ARM: OMAP2+: HDQ1W: add custom reset function
  ARM: OMAP2420: hwmod data: Add MMC hwmod data for 2420
  arm: omap3: clockdomain data: Remove superfluous commas from gfx_sgx_3xxx_wkdeps[]
  ARM: OMAP2+: powerdomain: Get rid off duplicate pwrdm_clkdm_state_switch() API
  ARM: OMAP3: clock data: add clockdomain for HDQ functional clock
  ARM: OMAP3+: dpll: Configure autoidle mode only if it's supported
  ARM: OMAP2+: dmtimer: cleanup iclk usage
  ARM: OMAP4+: Add prm and cm base init function.
  ARM: OMAP2/3: Add idle_st bits for ST_32KSYNC timer to prcm-common header
  ARM: OMAP3: Fix CM register bit masks
  ARM: OMAP: clock: convert AM3517/3505 detection/flags to AM35xx
  ARM: OMAP3: clock data: treat all AM35x devices the same
  ...
2012-05-22 09:41:01 -07:00
Linus Torvalds
813a95e5b4 arm-soc: soc-specific pinctrl changes
With this, five platforms are moving to the relatively new pinctrl
 subsystem for their pin management, replacing the older soc specific
 in-kernel interfaces with common code.
 
 There is quite a bit of net addition of code for each platform being
 added to the pinctrl subsystem. but the payback comes later when adding
 new boards can be done by only providing new device trees instead.
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Merge tag 'pinctrl' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull arm soc-specific pinctrl changes from Olof Johansson:
 "With this, five platforms are moving to the relatively new pinctrl
  subsystem for their pin management, replacing the older soc specific
  in-kernel interfaces with common code.

  There is quite a bit of net addition of code for each platform being
  added to the pinctrl subsystem.  But the payback comes later when
  adding new boards can be done by only providing new device trees
  instead."

Fix up trivial conflicts in arch/arm/mach-ux500/{Makefile,board-mop500.c}

* tag 'pinctrl' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (61 commits)
  mtd: nand: gpmi: fix compile error caused by pinctrl call
  ARM: PRIMA2: select PINCTRL and PINCTRL_SIRF in Kconfig
  ARM: nomadik: enable PINCTRL_NOMADIK where needed
  ARM: mxs: enable pinctrl support
  video: mxsfb: adopt pinctrl support
  ASoC: mxs-saif: adopt pinctrl support
  i2c: mxs: adopt pinctrl support
  mtd: nand: gpmi: adopt pinctrl support
  mmc: mxs-mmc: adopt pinctrl support
  serial: mxs-auart: adopt pinctrl support
  serial: amba-pl011: adopt pinctrl support
  spi/imx: adopt pinctrl support
  i2c: imx: adopt pinctrl support
  can: flexcan: adopt pinctrl support
  net: fec: adopt pinctrl support
  ARM: ux500: switch MSP to using pinctrl for pins
  ARM: ux500: alter MSP registration to return a device pointer
  ARM: ux500: switch to using pinctrl for uart0
  ARM: ux500: delete custom pin control system
  ARM: ux500: switch over to Nomadik pinctrl driver
  ...
2012-05-22 09:39:42 -07:00
Linus Torvalds
b324c67d48 arm-soc: device tree conversions, part 1
The spear3xx, lpc32xx, shmobile and mmp platforms are joining the game of
 booting using device trees, which is a great step forward for them. at91
 and spear have pretty much completed this process with a huge amount of
 work being put into at91. The other platforms are continuing the process.
 
 We finally start to see the payback on this investment, as new machines
 are getting supported purely by adding a .dts source file that can be
 completely independent of the kernel source.
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Merge tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull device tree conversions for arm-soc, part 1, from Olof Johansson:
 "The spear3xx, lpc32xx, shmobile and mmp platforms are joining the game
  of booting using device trees, which is a great step forward for them.
  at91 and spear have pretty much completed this process with a huge
  amount of work being put into at91.  The other platforms are
  continuing the process.

  We finally start to see the payback on this investment, as new
  machines are getting supported purely by adding a .dts source file
  that can be completely independent of the kernel source."

Fix up trivial conflict in arch/arm/Kconfig

* tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (83 commits)
  ARM: at91: Add ADC driver to at91sam9260/at91sam9g20 dtsi files
  arm/dts: omap4-panda: Add LEDs support
  arm/dts: omap4-sdp: Add LEDs support
  arm/dts: twl4030: Add twl4030-gpio node
  OMAP4: devices: Do not create mcpdm device if the dtb has been provided
  OMAP4: devices: Do not create dmic device if the dtb has been provided
  Documentation: update docs for mmp dt
  ARM: dts: refresh dts file for arch mmp
  ARM: mmp: support pxa910 with device tree
  ARM: mmp: support mmp2 with device tree
  gpio: pxa: parse gpio from DTS file
  ARM: mmp: support DT in timer
  ARM: mmp: support DT in irq
  ARM: mmp: append CONFIG_MACH_MMP2_DT
  ARM: mmp: fix build issue on mmp with device tree
  ARM: ux500: Enable PRCMU Timer 4 (clocksource) for Device Tree
  ARM: ux500: Disable SMSC911x platform code registration when DT is enabled
  ARM: ux500: Fork cpu-db8500 platform_devs for sequential DT enablement
  ARM: ux500: Do not attempt to register non-existent i2c devices on Snowball
  ARM: SPEAr3xx: Correct keyboard data passed from DT
  ...
2012-05-22 09:30:52 -07:00
Linus Torvalds
8dca6010d4 arm-soc: non-critical bug fixes
These bug fixes were not important enough to have them included in the
 v3.4 release, mostly because they cover harmless warnings or unrealistic
 configurations. Instead we queue them up to be picked up in the next
 merge window.
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Merge tag 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull non-critical arm-soc bug fixes from Olof Johansson:
 "These bug fixes were not important enough to have them included in the
  v3.4 release, mostly because they cover harmless warnings or
  unrealistic configurations.  Instead we queue them up to be picked up
  in the next merge window."

Fixed up trivial conflict in arch/arm/mach-omap2/board-omap4panda.c

* tag 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: spear6xx: remove board selection options
  ARM: OMAP: igep0020: Specify the VPLL2 regulator unconditionally
  ARM: OMAP2+: INTC: fix Kconfig option for TI81XX
  ARM: OMAP2+: remove incorrect irq_chip ack field
  ARM: OMAP4: Adding ID for OMAP4460 ES1.1
  ARM: OMAP4: panda: add statics to remove warnings
  ARM: OMAP2+: Incorrect Register Offsets in OMAP Mailbox
  ARM: OMAP: fix trivial warnings for dspbridge
  arm: davinci: use for_each_set_bit_from
  ARM: OMAP4: hsmmc: check for null pointer
  ARM: OMAP1: fix compilation issue in board-sx1.c
  ARM: disable SUSPEND/ARCH_SUSPEND_POSSIBLE for ARCH_TEGRA
  ARM: davinci: da850-evm: fix section mismatch
  ARM: tegra: add pll_x freq table entry for 750MHz
  ARM: davinci: mark spi_board_info arguments as const
  ARM: davinci: fix incorrect pdctl next bit position
2012-05-22 09:27:39 -07:00