Commit Graph

584 Commits

Author SHA1 Message Date
Jean-Christophe PLAGNIOL-VILLARD
4abb367722 ARM: at91: add at91sam9263 DT support
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-20 23:17:21 +08:00
Jean-Christophe PLAGNIOL-VILLARD
8cf93b9cea ARM: at91: standard device init only if DT is not populated.
This will avoid the CONFIG_OF on the *_devices.c as this file is deprecated
for DT support.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-20 23:17:17 +08:00
Jean-Christophe PLAGNIOL-VILLARD
4e114c9576 ARM: at91: DT: add Calao USB A9260 DT support
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-20 23:17:15 +08:00
Jean-Christophe PLAGNIOL-VILLARD
d785047744 ARM: at91: USB A926x update nand partition
We now store the dtb in a nand partition.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-20 23:17:08 +08:00
Jean-Christophe PLAGNIOL-VILLARD
5cb4e73575 ARM: at91: add at91sam9g20ek boards dt support
Add both board revision support 1mmc and 2mmc and use a dtsi for common part.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-20 23:17:05 +08:00
Jean-Christophe PLAGNIOL-VILLARD
995376a544 arm: at91: add Calao TNY-A9260 and TNY-A9G20 board support
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-20 23:17:00 +08:00
Jean-Christophe PLAGNIOL-VILLARD
5b6089cb6f ARM: at91: add at91sam9260 DT support
The at91sam9260 and at91sam9g20 share most of the same IP.
So udpate the node property in the at91sam9g20 only.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-20 23:16:19 +08:00
Jean-Christophe PLAGNIOL-VILLARD
7c8a98c8c0 ARM: at91/dt: do not specify the board any more
This will allow to add any board to a compiled kernel by just passing the DTB.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 14:47:22 +02:00
Jean-Christophe PLAGNIOL-VILLARD
1e3ce2b854 ARN: at91: introduce SOC_AT91xxx define to allow to compile SoC core support
We can now compile all SoC core support together and DT boards.
We still can not compile together the non DT board.
So We keep the ARCH_AT91xxx for the non DT board and for backward defconfig
compatibility. This will enable the plaform_device ressources.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 14:47:21 +02:00
Jean-Christophe PLAGNIOL-VILLARD
1441bd325b ARM: at91: add SOC_AT91SAM9 kconfig option to factorise select
This will allow to simplify the switch to multi soc in the same kernel.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 14:47:21 +02:00
Jean-Christophe PLAGNIOL-VILLARD
efd09165aa ARM: at91: pm select memory controler at runtime
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
[nicolas.ferre@atmel.com: add cpuidle modification]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 14:46:43 +02:00
Jean-Christophe PLAGNIOL-VILLARD
7eb1dbb3be ARM: at91: move at91_init_leds to board init
This will also allow to finally move the gpio driver to platform device/driver.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 11:06:32 +02:00
Jean-Christophe PLAGNIOL-VILLARD
71b149b3f7 ARM: at91: do not pin mux the UARTs in init_early
There is no need to pinmux the UART so early in the kernel.
Move it to the board init.

This will also allow to finally move the gpio driver to platform device/driver.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 11:04:42 +02:00
Jean-Christophe PLAGNIOL-VILLARD
a27fa58117 ARM: at91: drop at91_set_serial_console
at91_set_serial_console is used to define the default console of linux.
This is already manage by the cmdline. And if the boot loader can not be
modified you can still set it by enabling the CONFIG_CMDLINE_EXTEND option.
And then the command-line arguments provided by the boot loader will be
appended to the default kernel command string.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 11:03:46 +02:00
Jean-Christophe PLAGNIOL-VILLARD
5f29d0a0ee ARM: at91: uncompress: autodetect the uart to use
This will now autodetect the first uart enabled by the bootloader
and will use it for uncompress. This will still assume that the bootloader
configured it (pins and clock).

This also allows to include all soc headers together.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 11:00:19 +02:00
Jean-Christophe PLAGNIOL-VILLARD
c40a763be6 ARM: at91: uncompress Store UART address in a variable
This will allow a future change to auto-detect which UART to use.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-17 10:58:03 +02:00
Nicolas Ferre
ff65e398f3 ARM: at91/Kconfig: website link for AT91SAM9G20-EK
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 12:36:43 +02:00
Nicolas Ferre
514982adc7 ARM: at91/Kconfig: add AT91SAM9x5 family to AT91_EARLY_DBGU0 entry
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 12:36:43 +02:00
Nicolas Ferre
fefbc4075a ARM: at91/Kconfig: add clarifications to AT91SAM9M10G45-EK entry
Add clarifications about the SoCs that can be found on an AT91SAM9M10G45-EK
board. Add also the web link to this board on Atmel's website.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 12:36:42 +02:00
Nicolas Ferre
a26e1af50e ARM: at91/Kconfig: add comment to at91sam9x5 family entry
Add comment to make it clear that several SoC are supported by
this generic entry.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 12:36:41 +02:00
Nicolas Ferre
ca1dcbf7fc ARM: at91/Kconfig: change at91sam9g45 entry
The AT91SAM9G45 entry covers the whole family so we also add the AT91SAM9M10
name and the "families" qualifier. Then, add a comment to explain which SoCs
are supported by this entry: AT91SAM9G45, AT91SAM9G46 but also
AT91SAM9M10 and AT91SAM9M11.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-04-16 12:36:40 +02:00
Rob Herring
1ac02d7958 ARM: fix __io macro for PCMCIA
With commit c334bc1 (ARM: make mach/io.h include optional), PCMCIA was
broken. PCMCIA depends on __io() returning a valid i/o address, and most
ARM platforms require IO_SPACE_LIMIT be set to 0xffffffff for PCMCIA. This
needs a better fix with a fixed i/o address mapping, but for now we just
restore things to the previous behavior.

This fixes at91, omap1, pxa and sa11xx. pxa needs io.h if PCI is enabled,
but PCMCIA is not. sa11xx already has IO_SPACE_LIMIT set to 0xffffffff,
so it doesn't need an io.h.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Joachim Eastwood <joachim.eastwood@jotron.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Andrew Victor <linux@maxim.org.za>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Tested-by: Paul Parsons <lost.distance@yahoo.com> (pxa270)
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-04-05 11:29:55 -07:00
Nicolas Ferre
0c2c1f624d ARM: at91: fix check of valid GPIO for SPI and USB
SPI chip select pins have to be checked by gpio_is_valid().
The USB host overcurrent_pin checking was missing.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2012-04-04 18:35:52 +02:00
Nicolas Ferre
0ee6d1eeef USB: ohci-at91: change maximum number of ports
Change number of ports to 3 for newer SoCs. Modify pdata structure
and ohci-at91 code that was dealing with ports information and check
of port indexes.
Several coding style errors have been addresses as the patch was touching
affected lines of code and was producing errors while run through
checkpatch.pl.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
2012-04-04 18:35:24 +02:00
Nicolas Ferre
cca0355a09 ARM: at91/USB host: specify and handle properly vbus_pin_active_low
Due to an error while handling vbus_pin_active_low in ohci-at91 driver,
the specification of this property was not good in devices/board files.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: stable <stable@vger.kernel.org>         [3.2+]
2012-04-04 18:35:14 +02:00
Nicolas Ferre
7bd9523969 ARM: at91/at91sam9x5: add clkdev entries for DMA controllers
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2012-04-02 11:55:19 +02:00
Linus Torvalds
c39e8ede28 ARM: A few more platform fixes for include file fallout
Two patches, one dealing with the system.h fallout, the other is a missing
 linux/bug.h in a place where ARRAY_SIZE() is used.
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull a few more ARM platform fixes from Olof Johansson:
 "Apologies for back-to-back fixes pull requests, but one of the patches
  below are the kind we'll see posted over and over if we don't send it
  in.  I hadn't done the full sanity-check of defconfig builds by the
  time I sent up the other fixes yesterday or I would have included it
  then.

  Two patches, one dealing with the system.h fallout, the other is a
  missing linux/bug.h in a place where ARRAY_SIZE() is used."

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: clps711x: fix missing include file
  ARM: fix builds due to missing <asm/system_misc.h> includes
2012-03-30 17:00:34 -07:00
Linus Torvalds
a335750b9a Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux
Pull ACPI & Power Management changes from Len Brown:
 - ACPI 5.0 after-ripples, ACPICA/Linux divergence cleanup
 - cpuidle evolving, more ARM use
 - thermal sub-system evolving, ditto
 - assorted other PM bits

Fix up conflicts in various cpuidle implementations due to ARM cpuidle
cleanups (ARM at91 self-refresh and cpu idle code rewritten into
"standby" in asm conflicting with the consolidation of cpuidle time
keeping), trivial SH include file context conflict and RCU tracing fixes
in generic code.

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux: (77 commits)
  ACPI throttling: fix endian bug in acpi_read_throttling_status()
  Disable MCP limit exceeded messages from Intel IPS driver
  ACPI video: Don't start video device until its associated input device has been allocated
  ACPI video: Harden video bus adding.
  ACPI: Add support for exposing BGRT data
  ACPI: export acpi_kobj
  ACPI: Fix logic for removing mappings in 'acpi_unmap'
  CPER failed to handle generic error records with multiple sections
  ACPI: Clean redundant codes in scan.c
  ACPI: Fix unprotected smp_processor_id() in acpi_processor_cst_has_changed()
  ACPI: consistently use should_use_kmap()
  PNPACPI: Fix device ref leaking in acpi_pnp_match
  ACPI: Fix use-after-free in acpi_map_lsapic
  ACPI: processor_driver: add missing kfree
  ACPI, APEI: Fix incorrect APEI register bit width check and usage
  Update documentation for parameter *notrigger* in einj.txt
  ACPI, APEI, EINJ, new parameter to control trigger action
  ACPI, APEI, EINJ, limit the range of einj_param
  ACPI, APEI, Fix ERST header length check
  cpuidle: power_usage should be declared signed integer
  ...
2012-03-30 16:45:39 -07:00
Olof Johansson
86dfe446c2 ARM: fix builds due to missing <asm/system_misc.h> includes
This does a sweeping change fixing up all the missing system_misc.h and
system_info.h includes from the system.h split-up change. These were the
ones I came across when building all defconfigs in arch/arm/configs, there
might be more but they lack adequate build coverage to be easily caught.

I'm expecting to get a lot of these piecemeal by each maintainer, so we
might just as well do one sweeping change to get them all at once.

Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Imre Kaloz <kaloz@openwrt.org>
Cc: Krzysztof Halasa <khc@pm.waw.pl>
Cc: Eric Miao <eric.y.miao@gmail.com>
Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
Cc: Wan ZongShun <mcuos.com@gmail.com>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-03-30 15:44:40 -07:00
Linus Torvalds
820d41cf0c ARM: cleanups of io includes
Rob Herring has done a sweeping change cleaning up all of the mach/io.h includes,
 moving some of the oft-repeated macros to a common location and removing a bunch of
 boiler plate. This is another step closer to a common zImage for multiple platforms.
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Merge tag 'cleanup2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull "ARM: cleanups of io includes" from Olof Johansson:
 "Rob Herring has done a sweeping change cleaning up all of the
  mach/io.h includes, moving some of the oft-repeated macros to a common
  location and removing a bunch of boiler plate.  This is another step
  closer to a common zImage for multiple platforms."

Fix up various fairly trivial conflicts (<mach/io.h> removal vs changes
around it, tegra localtimer.o is *still* gone, yadda-yadda).

* tag 'cleanup2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (29 commits)
  ARM: tegra: Include assembler.h in sleep.S to fix build break
  ARM: pxa: use common IOMEM definition
  ARM: dma-mapping: convert ARCH_HAS_DMA_SET_COHERENT_MASK to kconfig symbol
  ARM: __io abuse cleanup
  ARM: create a common IOMEM definition
  ARM: iop13xx: fix missing declaration of iop13xx_init_early
  ARM: fix ioremap/iounmap for !CONFIG_MMU
  ARM: kill off __mem_pci
  ARM: remove bunch of now unused mach/io.h files
  ARM: make mach/io.h include optional
  ARM: clps711x: remove unneeded include of mach/io.h
  ARM: dove: add explicit include of dove.h to addr-map.c
  ARM: at91: add explicit include of hardware.h to uncompressor
  ARM: ep93xx: clean-up mach/io.h
  ARM: tegra: clean-up mach/io.h
  ARM: orion5x: clean-up mach/io.h
  ARM: davinci: remove unneeded mach/io.h include
  [media] davinci: remove includes of mach/io.h
  ARM: OMAP: Remove remaining includes for mach/io.h
  ARM: msm: clean-up mach/io.h
  ...
2012-03-29 18:02:10 -07:00
Linus Torvalds
ef08e78268 Merge branch 'next' of git://git.infradead.org/users/vkoul/slave-dma
Pull slave-dmaengine update from Vinod Koul:
 "This includes the cookie cleanup by Russell, the addition of context
  parameter for dmaengine APIs, more arm dmaengine driver cleanup by
  moving code to dmaengine, this time for imx by Javier and pl330 by
  Boojin along with the usual driver fixes."

Fix up some fairly trivial conflicts with various other cleanups.

* 'next' of git://git.infradead.org/users/vkoul/slave-dma: (67 commits)
  dmaengine: imx: fix the build failure on x86_64
  dmaengine: i.MX: Fix merge of cookie branch.
  dmaengine: i.MX: Add support for interleaved transfers.
  dmaengine: imx-dma: use 'dev_dbg' and 'dev_warn' for messages.
  dmaengine: imx-dma: remove 'imx_dmav1_baseaddr' and 'dma_clk'.
  dmaengine: imx-dma: remove unused arg of imxdma_sg_next.
  dmaengine: imx-dma: remove internal structure.
  dmaengine: imx-dma: remove 'resbytes' field of 'internal' structure.
  dmaengine: imx-dma: remove 'in_use' field of 'internal' structure.
  dmaengine: imx-dma: remove sg member from internal structure.
  dmaengine: imx-dma: remove 'imxdma_setup_sg_hw' function.
  dmaengine: imx-dma: remove 'imxdma_config_channel_hw' function.
  dmaengine: imx-dma: remove 'imxdma_setup_mem2mem_hw' function.
  dmaengine: imx-dma: remove dma_mode member of internal structure.
  dmaengine: imx-dma: remove data member from internal structure.
  dmaengine: imx-dma: merge old dma-v1.c with imx-dma.c
  dmaengine: at_hdmac: add slave config operation
  dmaengine: add context parameter to prep_slave_sg and prep_dma_cyclic
  dmaengine/dma_slave: introduce inline wrappers
  dma: imx-sdma: Treat firmware messages as warnings instead of erros
  ...
2012-03-29 15:34:57 -07:00
Linus Torvalds
0195c00244 Disintegrate and delete asm/system.h
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Merge tag 'split-asm_system_h-for-linus-20120328' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-asm_system

Pull "Disintegrate and delete asm/system.h" from David Howells:
 "Here are a bunch of patches to disintegrate asm/system.h into a set of
  separate bits to relieve the problem of circular inclusion
  dependencies.

  I've built all the working defconfigs from all the arches that I can
  and made sure that they don't break.

  The reason for these patches is that I recently encountered a circular
  dependency problem that came about when I produced some patches to
  optimise get_order() by rewriting it to use ilog2().

  This uses bitops - and on the SH arch asm/bitops.h drags in
  asm-generic/get_order.h by a circuituous route involving asm/system.h.

  The main difficulty seems to be asm/system.h.  It holds a number of
  low level bits with no/few dependencies that are commonly used (eg.
  memory barriers) and a number of bits with more dependencies that
  aren't used in many places (eg.  switch_to()).

  These patches break asm/system.h up into the following core pieces:

    (1) asm/barrier.h

        Move memory barriers here.  This already done for MIPS and Alpha.

    (2) asm/switch_to.h

        Move switch_to() and related stuff here.

    (3) asm/exec.h

        Move arch_align_stack() here.  Other process execution related bits
        could perhaps go here from asm/processor.h.

    (4) asm/cmpxchg.h

        Move xchg() and cmpxchg() here as they're full word atomic ops and
        frequently used by atomic_xchg() and atomic_cmpxchg().

    (5) asm/bug.h

        Move die() and related bits.

    (6) asm/auxvec.h

        Move AT_VECTOR_SIZE_ARCH here.

  Other arch headers are created as needed on a per-arch basis."

Fixed up some conflicts from other header file cleanups and moving code
around that has happened in the meantime, so David's testing is somewhat
weakened by that.  We'll find out anything that got broken and fix it..

* tag 'split-asm_system_h-for-linus-20120328' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-asm_system: (38 commits)
  Delete all instances of asm/system.h
  Remove all #inclusions of asm/system.h
  Add #includes needed to permit the removal of asm/system.h
  Move all declarations of free_initmem() to linux/mm.h
  Disintegrate asm/system.h for OpenRISC
  Split arch_align_stack() out from asm-generic/system.h
  Split the switch_to() wrapper out of asm-generic/system.h
  Move the asm-generic/system.h xchg() implementation to asm-generic/cmpxchg.h
  Create asm-generic/barrier.h
  Make asm-generic/cmpxchg.h #include asm-generic/cmpxchg-local.h
  Disintegrate asm/system.h for Xtensa
  Disintegrate asm/system.h for Unicore32 [based on ver #3, changed by gxt]
  Disintegrate asm/system.h for Tile
  Disintegrate asm/system.h for Sparc
  Disintegrate asm/system.h for SH
  Disintegrate asm/system.h for Score
  Disintegrate asm/system.h for S390
  Disintegrate asm/system.h for PowerPC
  Disintegrate asm/system.h for PA-RISC
  Disintegrate asm/system.h for MN10300
  ...
2012-03-28 15:58:21 -07:00
Linus Torvalds
09893ee845 ARM: More device tree support updates
This branch contains a number of updates for device tree support on
 several ARM platforms, in particular:
 
 * AT91 continues the device tree conversion adding support for a number of
   on-chip drivers and other functionality
 * ux500 adds probing of some of the core SoC blocks through device tree
 * Initial device tree support for ST SPEAr600 platforms
 * kirkwood continues the conversion to device-tree probing
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Merge tag 'dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull "ARM: More device tree support updates" from Olof Johansson:
 "This branch contains a number of updates for device tree support on
  several ARM platforms, in particular:

   * AT91 continues the device tree conversion adding support for a
     number of on-chip drivers and other functionality
   * ux500 adds probing of some of the core SoC blocks through device
     tree
   * Initial device tree support for ST SPEAr600 platforms
   * kirkwood continues the conversion to device-tree probing"

Manually merge arch/arm/mach-ux500/Kconfig due to MACH_U8500 rename, and
drivers/usb/gadget/at91_udc.c due to header file include cleanups.

Also do an "evil merge" for the MACH_U8500 config option rename that the
affected RMI4 touchscreen driver in staging.  It's called MACH_MOP500
now, and it was missed during previous merges.

* tag 'dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (48 commits)
  ARM: SPEAr600: Add device-tree support to SPEAr600 boards
  ARM: ux500: Provide local timer support for Device Tree
  ARM: ux500: Enable PL022 SSP Controller in Device Tree
  ARM: ux500: Enable PL310 Level 2 Cache Controller in Device Tree
  ARM: ux500: Enable PL011 AMBA UART Controller for Device Tree
  ARM: ux500: Enable Cortex-A9 GIC (Generic Interrupt Controller) in Device Tree
  ARM: ux500: db8500: list most devices in the snowball device tree
  ARM: ux500: split dts file for snowball into generic part
  ARM: ux500: combine the board init functions for DT boot
  ARM: ux500: Initial Device Tree support for Snowball
  ARM: ux500: CONFIG: Enable Device Tree support for future endeavours
  ARM: kirkwood: use devicetree for rtc-mv
  ARM: kirkwood: rtc-mv devicetree bindings
  ARM: kirkwood: fdt: define uart[01] as disabled, enable uart0
  ARM: kirkwood: fdt: facilitate new boards during fdt migration
  ARM: kirkwood: fdt: absorb kirkwood_init()
  ARM: kirkwood: fdt: use mrvl ticker symbol
  ARM: orion: wdt: use resource vice direct access
  ARM: Kirkwood: Remove tclk from kirkwood_asoc_platform_data.
  ARM: orion: spi: remove enable_clock_fix which is not used
  ...
2012-03-28 12:34:33 -07:00
David Howells
9f97da78bf Disintegrate asm/system.h for ARM
Disintegrate asm/system.h for ARM.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Russell King <linux@arm.linux.org.uk>
cc: linux-arm-kernel@lists.infradead.org
2012-03-28 18:30:01 +01:00
Linus Torvalds
66f03c614c ARM: device tree work
Most of these patches convert code from using static platform data to
 describing the hardware in the device tree. This is only the first
 half of the changes for v3.4 because a lot of patches for this topic
 came in the last week before the merge window.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull "ARM: device tree work" from Arnd Bergmann:
 "Most of these patches convert code from using static platform data to
  describing the hardware in the device tree.  This is only the first
  half of the changes for v3.4 because a lot of patches for this topic
  came in the last week before the merge window.

  Signed-off-by: Arnd Bergmann <arnd@arndb.de>"

Fix up trivial conflicts in arch/arm/mach-vexpress/{Kconfig,core.h}

* tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (86 commits)
  Document: devicetree: add OF documents for arch-mmp
  ARM: dts: append DTS file of pxa168
  ARM: mmp: append OF support on pxa168
  ARM: mmp: enable rtc clk in pxa168
  i2c: pxa: add OF support
  serial: pxa: add OF support
  arm/dts: mt_ventoux: very basic support for TeeJet Mt.Ventoux board
  ARM: OMAP2+: Remove extra ifdefs for board-generic
  ARM: OMAP2+: Fix build error when only ARCH_OMAP2/3 or 4 is selected
  ASoC: DT: Add digital microphone binding to PAZ00 board.
  ARM: dt: Add ARM PMU to tegra*.dtsi
  ARM: at91: at91sam9x5cm/dt: add leds support
  ARM: at91: usb_a9g20/dt: add gpio-keys support
  ARM: at91: at91sam9m10g45ek/dt: add gpio-keys support
  ARM: at91: at91sam9m10g45ek/dt: add leds support
  ARM: at91: usb_a9g20/dt: add leds support
  ARM: at91/pio: add new PIO3 features
  ARM: at91: add sam9_smc.o to at91sam9x5 build
  ARM: at91/tc/clocksource: Add 32 bit variant to Timer Counter
  ARM: at91/tc: add device tree support to atmel_tclib
  ...
2012-03-27 16:47:35 -07:00
Linus Torvalds
34800598b2 ARM: driver specific updates
These are all specific to some driver. They are typically the platform
 side of a change in the drivers directory, such as adding a new driver
 or extending the interface to the platform. In cases where there is no
 maintainer for the driver, or the maintainer prefers to have the
 platform changes in the same branch as the driver changes, the patches
 to the drivers are included as well.
 
 A much smaller set of driver updates that depend on other branches
 getting merged first will be sent later.
 
 The new export of tegra_chip_uid conflicts with other changes in fuse.c.
 In rtc-sa1100.c, the global removal of IRQF_DISABLED conflicts with
 the cleanup of the interrupt handling of that driver.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull "ARM: driver specific updates" from Arnd Bergmann:
 "These are all specific to some driver.  They are typically the
  platform side of a change in the drivers directory, such as adding a
  new driver or extending the interface to the platform.  In cases where
  there is no maintainer for the driver, or the maintainer prefers to
  have the platform changes in the same branch as the driver changes,
  the patches to the drivers are included as well.

  A much smaller set of driver updates that depend on other branches
  getting merged first will be sent later.

  The new export of tegra_chip_uid conflicts with other changes in
  fuse.c.  In rtc-sa1100.c, the global removal of IRQF_DISABLED
  conflicts with the cleanup of the interrupt handling of that driver.

  Signed-off-by: Arnd Bergmann <arnd@arndb.de>"

Fixed up aforementioned trivial conflicts.

* tag 'drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (94 commits)
  ARM: SAMSUNG: change the name from s3c-sdhci to exynos4-sdhci
  mmc: sdhci-s3c: add platform data for the second capability
  ARM: SAMSUNG: support the second capability for samsung-soc
  ARM: EXYNOS: add support DMA for EXYNOS4X12 SoC
  ARM: EXYNOS: Add apb_pclk clkdev entry for mdma1
  ARM: EXYNOS: Enable MDMA driver
  regulator: Remove bq24022 regulator driver
  rtc: sa1100: add OF support
  pxa: magician/hx4700: Convert to gpio-regulator from bq24022
  ARM: OMAP3+: SmartReflex: fix error handling
  ARM: OMAP3+: SmartReflex: fix the use of debugfs_create_* API
  ARM: OMAP3+: SmartReflex: micro-optimization for sanity check
  ARM: OMAP3+: SmartReflex: misc cleanups
  ARM: OMAP3+: SmartReflex: move late_initcall() closer to its argument
  ARM: OMAP3+: SmartReflex: add missing platform_set_drvdata()
  ARM: OMAP3+: hwmod: add SmartReflex IRQs
  ARM: OMAP3+: SmartReflex: clear ERRCONFIG_VPBOUNDINTST only on a need
  ARM: OMAP3+: SmartReflex: Fix status masking in ERRCONFIG register
  ARM: OMAP3+: SmartReflex: Add a shutdown hook
  ARM: OMAP3+: SmartReflex Class3: disable errorgen before disable VP
  ...

Conflicts:
	arch/arm/mach-tegra/Makefile
	arch/arm/mach-tegra/fuse.c
	drivers/rtc/rtc-sa1100.c
2012-03-27 16:41:24 -07:00
Linus Torvalds
281b05392f ARM: SoC specific updates
These changes are all specific to an soc family or the code for
 one soc. Lots of work for Tegra3 this time, but also a lot of other
 platforms. There will be another (smaller) set of soc patches later in
 the merge window for stuff that has dependencies on external trees or
 that was sent just before the merge window opened.
 
 The asoc tree added a few devices to the i.mx platform, which conflict
 with other devices added in the same place here.
 
 The tegra Makefile conflicts between a number of branches, mostly because
 of changes regarding localtimer.c, which was removed in the end.
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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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:
 "These changes are all specific to an soc family or the code for one
  soc.  Lots of work for Tegra3 this time, but also a lot of other
  platforms.  There will be another (smaller) set of soc patches later
  in the merge window for stuff that has dependencies on external trees
  or that was sent just before the merge window opened.

  The asoc tree added a few devices to the i.mx platform, which conflict
  with other devices added in the same place here.

  The tegra Makefile conflicts between a number of branches, mostly
  because of changes regarding localtimer.c, which was removed in the
  end.

  Signed-off-by: Arnd Bergmann <arnd@arndb.de>"

Fix up some trivial conflicts, including the mentioned Tegra Makefile.

* tag 'soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (51 commits)
  ARM: EXYNOS: fix cycle count for periodic mode of clock event timers
  ARM: EXYNOS: add support JPEG
  ARM: EXYNOS: Add DMC1, allow PPMU access for DMC
  ARM: SAMSUNG: Correct MIPI-CSIS io memory resource definition
  ARM: SAMSUNG: fix __init attribute on regarding s3c_set_platdata()
  ARM: SAMSUNG: Add __init attribute to samsung_bl_set()
  ARM: S5PV210: Add usb otg phy control
  ARM: S3C64XX: Add usb otg phy control
  ARM: EXYNOS: Enable l2 configuration through device tree
  ARM: EXYNOS: remove useless code to save/restore L2
  ARM: EXYNOS: save L2 settings during bootup
  ARM: S5P: add L2 early resume code
  ARM: EXYNOS: Add support AFTR mode on EXYNOS4210
  ARM: mx35: Setup the AIPS registers
  ARM: mx5: Use common function for configuring AIPS
  ARM: mx3: Setup AIPS registers
  ARM: mx3: Let mx31 and mx35 enter in LPM mode in WFI
  ARM: defconfig: imx_v6_v7: build in REGULATOR_FIXED_VOLTAGE
  ARM: imx: update imx_v6_v7_defconfig
  ARM: tegra: Demote EMC clock inconsistency BUG to WARN
  ...
2012-03-27 16:14:44 -07:00
Nicolas Ferre
beeaa103ee dmaengine: at_hdmac: add slave config operation
This patch introduces DMA_SLAVE_CONFIG to at_hdmac Atmel DMA driver.

It is needed to fix a regression in the use of atmel-mci.c driver on Atmel
AT91 platforms brouth by e2b35f3:
"dmaengine/dw_dmac: Fix dw_dmac user drivers to adapt to slave_config changes"

We remove some parts of the private structure "at_dma_slave" and use the
information provided by "struct dma_slave_config": source/destination
peripheral registers and access width.

AT_DMA_SLAVE_WIDTH_* values used previously are not needed anymore as we
now use the standard ones. Although some conversion functions are needed to
match register expected values.

Some AT91 sub-architecture specific files are slightly touched by this patch
but it cannot be split because it can break compilation.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
2012-03-21 21:12:29 +05:30
Robert Lee
7e348b9012 ARM: at91: Consolidate time keeping and irq enable
Enable core cpuidle timekeeping and irq enabling and remove that
handling from this code.

Signed-off-by: Robert Lee <rob.lee@linaro.org>
Reviewed-by: Kevin Hilman <khilman@ti.com>
Reviewed-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Jean Pihet <j-pihet@ti.com>
Signed-off-by: Len Brown <len.brown@intel.com>
2012-03-21 02:00:11 -04:00
Arnd Bergmann
2a9f23d82a Merge branch 'at91-3.4-cleanup2-DT2' of git://github.com/at91linux/linux-at91 into next/dt
* 'at91-3.4-cleanup2-DT2' of git://github.com/at91linux/linux-at91: (23 commits)
  ARM: at91: dt: enable usb ehci for sam9g45 and sam9x5
  ARM: at91: usb ehci add dt support
  ARM: at91: dt: enable usb ohci for sam9g20, sam9g45 amd sam9x5
  ARM: at91: usb ohci add dt support
  ARM: at91: add Shutdown Controller (SHDWC) DT support
  ARM: at91: add ram controller DT support
  ARM: at91: add RSTC (Reset Controller) dt support
  ARM: at91: always enable sam9 restart
  ARM: at91: add pmc DT support
  ARM: at91/dt: add specific DT soc init
  ARM: at91/dt: add Calao DAB-MMX daugther board support for USB-A9G20
  ARM: at91: sam9x5 add i2c DT support
  ARM: at91: sam9g45 add i2c DT support
  ARM: at91: usb_a9g20 add DT i2c support
  ARM: at91: sam9g20 add i2c DT support
  i2c/gpio: add DT support
  ARM: at91: sam9x5 add nand support
  atmel/nand: add DT support
  of/mtd/nand: add generic bindings and helpers
  of: introduce helper to manage boolean
  ...
2012-03-16 13:05:46 +00:00
Jean-Christophe PLAGNIOL-VILLARD
62c5553ab7 ARM: at91: dt: enable usb ehci for sam9g45 and sam9x5
make the ECHI depends on ARCH_AT91

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: devicetree-discuss@lists.ozlabs.org
2012-03-16 00:40:59 +08:00
Jean-Christophe PLAGNIOL-VILLARD
6a06245990 ARM: at91: dt: enable usb ohci for sam9g20, sam9g45 amd sam9x5
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: devicetree-discuss@lists.ozlabs.org
2012-03-16 00:40:55 +08:00
Jean-Christophe PLAGNIOL-VILLARD
82015c4eae ARM: at91: add Shutdown Controller (SHDWC) DT support
Use a string to specific the wakeup mode to make it more readable.

Add the Real-time Clock Wake-up support too for sam9g45 and sam9x5.
Add AT91_SHDW_CPTWK0_MAX to specific the Max of the Wakeup Counter.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-03-15 23:38:02 +08:00
Jean-Christophe PLAGNIOL-VILLARD
a7776ec625 ARM: at91: add ram controller DT support
We can now drop the call to ioremap_registers() as we have the binding for the
SDRAM/DDR Controller.

Drop ioremap_registers() for sam9x5 too.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-03-15 23:37:56 +08:00
Jean-Christophe PLAGNIOL-VILLARD
c8082d344a ARM: at91: add RSTC (Reset Controller) dt support
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-03-15 23:31:22 +08:00
Jean-Christophe PLAGNIOL-VILLARD
21ea52aadd ARM: at91: always enable sam9 restart
This is need for multiple SoC in the same kernel image and DT.
As we will chose the restart function via binding.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-03-15 23:31:18 +08:00
Jean-Christophe PLAGNIOL-VILLARD
eb5e76ffd4 ARM: at91: add pmc DT support
Specified the main Oscillator via clock binding.
This will allow to do not hardcode it anymore in the DT board at 12MHz.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-03-15 23:31:14 +08:00
Jean-Christophe PLAGNIOL-VILLARD
2b11ea5bf2 ARM: at91/dt: add specific DT soc init
This will allow to have static Device mapping and DT probe mapping for the
System Controller.

Temporary keep the call to ioremap_registers() until we have the binding
for the SDRAM/DDR Controller.

Temporary keep the main clock hardcoded to 12MHz until we have the binding
for the PMC.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-03-15 23:30:05 +08:00
Jean-Christophe PLAGNIOL-VILLARD
d6a016616b atmel/nand: add DT support
Use a local copy of board informatin and fill with DT data.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
2012-03-15 23:29:12 +08:00
Jean-Christophe PLAGNIOL-VILLARD
98619dcb77 ARM: at91: enable on flash bbt for Atmel Reference and DT boards
Enable it on Calao board too as they are in DT too.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
2012-03-15 23:27:25 +08:00