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Commit Graph

891 Commits

Author SHA1 Message Date
Linus Walleij
823e7546c4 ARM: ux500: remove pointless cache setup complexity
This cleans out non-DT cache setup (the ux500 is DT only), and
sinks the l2cc base into the unlock function.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-07-10 10:46:42 +02:00
Tobias Klauser
922468cdf1 ARM: ux500: storage class should be before const qualifier
The C99 specification states in section 6.11.5:

The placement of a storage-class specifier other than at the beginning
of the declaration specifiers in a declaration is an obsolescent
feature.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-07-10 10:37:43 +02:00
Sachin Kamat
aaebafb65d ARM: ux500: Staticize ab8505_regulators
'ab8505_regulators' is used only in this file.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-07-10 10:37:43 +02:00
Sachin Kamat
0d01ab3aa4 ARM: ux500: Staticize local symbols in cpu-db8500.c
Symbols local to this file are made static.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-07-10 10:37:42 +02:00
Thierry Reding
51fe0057cd ARM: ux500: Staticise ux500_soc_attr
This variable is not used outside of the file that it's declared in, so
reduce the scope to the local file.

Signed-off-by: Thierry Reding <treding@nvidia.com>
[Also add const marker after suggestion from Lee Jones]
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-07-10 10:37:41 +02:00
Linus Torvalds
b4b664bef4 Merge branch 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM fixes from Russell King:
 "A number of low impact fixes, the most noticable one is the thumb2
  frame pointer fix.  We also fix a regression caused during this merge
  window with ARM925 CPUs running with caches disabled, and fix a number
  of warnings"

* 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm:
  ARM: arm925: ensure assembly sets up writethrough mapping
  ARM: perf: fix compiler warning with gcc 4.6.4 (and tidy code)
  ARM: l2c: fix dependencies on PL310 errata symbols
  ARM: 8069/1: Make thread_save_fp macro aware of THUMB2 mode
  ARM: 8068/1: scoop: Remove unused variable
2014-06-24 13:59:00 -07:00
Russell King
a641f3a6ab ARM: l2c: fix dependencies on PL310 errata symbols
A number of configurations spit out warnings similar to:

warning: (SOC_IMX6 && SOC_VF610 && ARCH_OMAP4) selects PL310_ERRATA_588369 which has unmet direct dependencies (CACHE_L2X0)
warning: (SOC_IMX6 && SOC_VF610 && ARCH_OMAP4) selects PL310_ERRATA_727915 which has unmet direct dependencies (CACHE_L2X0)

Clean up the dependencies here:
* PL310 symbols should only be selected when CACHE_L2X0 is enabled.
* Since the cache-l2x0 code detects PL310 presence at runtime, and we will
  eventually get rid of CACHE_PL310, surround these errata options with an
  if CACHE_L2X0 conditional rather than repeating the dependency against
  each.

Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2014-06-19 11:29:28 +01:00
Rob Herring
21278aeafb ARM: use menuconfig for sub-arch menus
The System Type menu is getting quite long with platforms and is
inconsistent in handling of sub-arch specific options. Tidy up the menu
by making platform options a menuconfig entry containing any platform
specific config items.

[arnd: change OMAP part according to suggestion from
 Tony Lindgren <tony@atomide.com>]

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2014-06-17 17:09:48 +02:00
Stephen Boyd
19682f72f5 ARM: Remove ARCH_HAS_CPUFREQ config option
This config exists entirely to hide the cpufreq menu from the
kernel configuration unless a platform has selected it. Nothing
is actually built if this config is 'Y' and it just leads to more
patches that add a select under a platform Kconfig so that some
other CPUfreq option can be chosen. Let's remove the option so
that we can always enable CPUfreq drivers on ARM platforms.

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2014-06-17 17:09:39 +02:00
Linus Torvalds
eb3d3ec567 Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm into next
Pull ARM updates from Russell King:

 - Major clean-up of the L2 cache support code.  The existing mess was
   becoming rather unmaintainable through all the additions that others
   have done over time.  This turns it into a much nicer structure, and
   implements a few performance improvements as well.

 - Clean up some of the CP15 control register tweaks for alignment
   support, moving some code and data into alignment.c

 - DMA properties for ARM, from Santosh and reviewed by DT people.  This
   adds DT properties to specify bus translations we can't discover
   automatically, and to indicate whether devices are coherent.

 - Hibernation support for ARM

 - Make ftrace work with read-only text in modules

 - add suspend support for PJ4B CPUs

 - rework interrupt masking for undefined instruction handling, which
   allows us to enable interrupts earlier in the handling of these
   exceptions.

 - support for big endian page tables

 - fix stacktrace support to exclude stacktrace functions from the
   trace, and add save_stack_trace_regs() implementation so that kprobes
   can record stack traces.

 - Add support for the Cortex-A17 CPU.

 - Remove last vestiges of ARM710 support.

 - Removal of ARM "meminfo" structure, finally converting us solely to
   memblock to handle the early memory initialisation.

* 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm: (142 commits)
  ARM: ensure C page table setup code follows assembly code (part II)
  ARM: ensure C page table setup code follows assembly code
  ARM: consolidate last remaining open-coded alignment trap enable
  ARM: remove global cr_no_alignment
  ARM: remove CPU_CP15 conditional from alignment.c
  ARM: remove unused adjust_cr() function
  ARM: move "noalign" command line option to alignment.c
  ARM: provide common method to clear bits in CPU control register
  ARM: 8025/1: Get rid of meminfo
  ARM: 8060/1: mm: allow sub-architectures to override PCI I/O memory type
  ARM: 8066/1: correction for ARM patch 8031/2
  ARM: 8049/1: ftrace/add save_stack_trace_regs() implementation
  ARM: 8065/1: remove last use of CONFIG_CPU_ARM710
  ARM: 8062/1: Modify ldrt fixup handler to re-execute the userspace instruction
  ARM: 8047/1: rwsem: use asm-generic rwsem implementation
  ARM: l2c: trial at enabling some Cortex-A9 optimisations
  ARM: l2c: add warnings for stuff modifying aux_ctrl register values
  ARM: l2c: print a warning with L2C-310 caches if the cache size is modified
  ARM: l2c: remove old .set_debug method
  ARM: l2c: kill L2X0_AUX_CTRL_MASK before anyone else makes use of this
  ...
2014-06-05 15:57:04 -07:00
Russell King
c59917f877 ARM: l2c: ux500: don't try to change the L2 cache auxiliary control register
ux500 can't change the auxiliary control register, so there's no point
passing values to try and modify it to the l2x0 init functions.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2014-05-30 00:50:21 +01:00
Russell King
c4a202c8ae ARM: l2c: ux500: remove cache size override
The cache size should already be present in the L2 cache auxiliary
control register: it is part of the integration process to configure
the hardware IP.  Most platforms get this right, yet still many
cargo-cult program, and assume that they always need specifying to
the L2 cache code.  Remove them so we can find out which really need
this.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2014-05-30 00:50:19 +01:00
Russell King
6716173347 ARM: l2c: ux500: implement dummy write_sec method
ux500 can't write to any of the secure registers on the L2C controllers,
so provide a dummy handler which ignores all writes.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2014-05-30 00:50:17 +01:00
Russell King
1a5a954ce0 ARM: l2c: fix register naming
We have a mixture of different devices with different register layouts,
but we group all the bits together in an opaque mess.  Split them out
into those which are L2C-310 specific and ones which refer to earlier
devices.  Provide full auxiliary control register definitions.

Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2014-05-30 00:48:43 +01:00
Ulf Hansson
363b8b46da ARM: ux500: Remove redundant board file for mmci platform data
Since all platform data has been transfered to DT, we don't need the
container for the mmci platform data anymore. Remove the file and the
corresponding references to it's data.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2014-05-12 12:52:44 +02:00
Linus Torvalds
f83ccb9358 ARM: SoC: device tree changes
A large part of the arm-soc patches are nowadays DT changes, adding support
 for new SoCs, boards and devices without changing kernel source. The plan
 is still to move the devicetree files out of the kernel tree and reduce
 the amount of churn going on here, but we keep finding reasons to delay
 doing that.
 
 Changes are really all over the place, with little sticking out particularly.
 We have contributions from a total of 116 people in this branch.
 
 Unfortunately, the size of this branch also causes a significant number
 of conflicts at the moment, typically when subsystem maintainers merge
 patches that change the driver at the same time as the dts files. In
 most cases this could be avoided because the dts changes are supposed
 to be compatible in both ways, and we are asking everyone to send ARM
 dts changes through our tree only.
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Merge tag 'dt-3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC device tree changes from Arnd Bergmann:
 "A large part of the arm-soc patches are nowadays DT changes, adding
  support for new SoCs, boards and devices without changing kernel
  source.  The plan is still to move the devicetree files out of the
  kernel tree and reduce the amount of churn going on here, but we keep
  finding reasons to delay doing that.

  Changes are really all over the place, with little sticking out
  particularly.  We have contributions from a total of 116 people in
  this branch.

  Unfortunately, the size of this branch also causes a significant
  number of conflicts at the moment, typically when subsystem
  maintainers merge patches that change the driver at the same time as
  the dts files.  In most cases this could be avoided because the dts
  changes are supposed to be compatible in both ways, and we are asking
  everyone to send ARM dts changes through our tree only"

* tag 'dt-3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (541 commits)
  dts: stmmac: Document the clocks property in the stmmac base document
  dts: socfpga: Add DTS entry for adding the stmmac glue layer for stmmac.
  ARM: STi: stih41x: Add support for the FSM Serial Flash Controller
  ARM: STi: stih416: Add support for the FSM Serial Flash Controller
  ARM: tegra: fix Dalmore pinctrl configuration
  ARM: dts: keystone: use common "ti,keystone" compatible instead of -evm
  ARM: dts: k2hk-evm: set ubifs partition size for 512M NAND
  ARM: dts: Build all keystone dt blobs
  ARM: dts: keystone: Fix control register range for clktsip
  ARM: dts: keystone: Fix domain register range for clkfftc1
  ARM: dts: bcm28155-ap: leave camldo1 on to fix reboot
  ARM: dts: add bcm590xx pmu support and enable for bcm28155-ap
  ARM: dts: bcm21664: Add device tree files.
  ARM: DT: bcm21664: Device tree bindings
  ARM: efm32: properly namespace i2c location property
  ARM: efm32: fix unit address part in USART2 device nodes' names
  ARM: mvebu: Enable NAND controller in Armada 385-DB
  ARM: mvebu: Add support for NAND controller in Armada 38x SoC
  ARM: mvebu: Add the Core Divider clock to Armada 38x SoCs
  ARM: mvebu: Add a 2 GHz fixed-clock on Armada 38x SoCs
  ...
2014-04-05 15:29:04 -07:00
Linus Walleij
f864c46aae mfd: dbx500/abx500: root out hardcoded IRQ assignments
The DBx500 and ABx500 should be getting their IRQs from the
device tree and nowhere else. Get rid of all the static assignments
everywhere, delete it from the driver, platform data and the
board files in one swift strike.

Lots of cross-dependencies in the MFD drivers for PRCMU and
AB8500 makes it necessary to strike everywhere at once to
eradicate IRQs passed as resources and platform data to the left
and right around the platform.

Cc: Mark Brown <broonie@kernel.org>
Cc: Samuel Ortiz <sameo@linux.intel.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-03-04 08:58:11 +08:00
Linus Walleij
8cc0071556 ARM: ux500: drop a chunk of GPIO definitions
The Ux500 GPIOs are now assigned dynamically from the device tree.
Drop this table of static assignments.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-03-04 08:58:10 +08:00
Linus Walleij
b5761fb523 ARM: ux500: skip GIC CPU and dist address checks
The Ux500 is initializing its IRQs from the device tree and
does not need to figure out any static base addresses anymore,
this is just dead code so delete it.

Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-28 13:59:43 +01:00
Linus Walleij
d942d3957c ARM: ux500: delete pointless DT config option
Supporting device tree on the Ux500 is not optional anymore,
so delete the config option and compile this in at all times.

Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-28 11:09:08 +01:00
Rob Herring
9352b05b6e ARM: select MIGHT_HAVE_CACHE_L2X0 for V6 and V7 multi-platform
Many V6 and V7 platforms have an L2x0 cache, so make
CONFIG_MIGHT_HAVE_CACHE_L2X0 visible for V6 and V7 multi-platform
builds.

Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
2014-02-19 16:44:00 -06:00
Rob Herring
90bc8ac77d ARM: select HAVE_SMP for V7 multi-platform
All V7 platforms can run SMP kernels, so make CONFIG_SMP visible for V7
multi-platform builds.

Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
2014-02-19 16:43:27 -06:00
Rob Herring
ddb902cc34 ARM: centralize common multi-platform kconfig options
Multi-platform requires various kconfig options to be selected, so
platforms don't need to select them individually.

Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Russell King <linux@arm.linux.org.uk>
Acked-by: Stephen Warren <swarren@nvidia.com>
Tested-by: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
2014-02-19 16:38:18 -06:00
Linus Walleij
77ad9dfc2c ARM: ux500: move last AB8505 set-up to DT
This moves the set-up of the HREF500 with its AB8505 ASIC to
a device tree include. Since there is not yet any device tree
for this board the DTSI is currently unused. After this delete
the board file for pins for good and migration of pins to the
device tree is complete.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:55 +01:00
Linus Walleij
7acacfbc3d ARM: ux500: move AB8500 clock out pins to DT
This moves the AB8500 pin settings for the clock out pins over
to the device tree. We can delete the special setup calls for the
platforms only using the AB8500 and not AB8505.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:50 +01:00
Linus Walleij
d88ae11e45 ARM: ux500: move AB8500 modem I2C settings to DT
This moves the pin setup of the AB8500 modem I2C pins
(SCL/SDA) from the board file to the device tree.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:47 +01:00
Linus Walleij
81d78492e8 ARM: ux500: move AB8500 EXTCPENA from board file to DT
This moves the configuration of the AB8500 EXTCPENA pin
from the board file to the device tree.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:43 +01:00
Linus Walleij
1f04159e9e ARM: ux500: move AB8500 DMIC settings to DT
This move the AB8500 DMIC (microphone) pin setup from the board
file to the device tree.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:39 +01:00
Linus Walleij
c7bb47aa01 ARM: ux500: move AB8500 USB UICC settings to DT
This moves the set-up of the USB UICC (InteChip USB) from the
board file to the device tree.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:36 +01:00
Linus Walleij
b2985cf7f0 ARM: ux500: move AB8500 audio interface 1 settings to DT
This moves the pin muxing and configuration for audio interface
one over to the device tree as a hog configuration.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:32 +01:00
Linus Walleij
e2377c8107 ARM: ux500: move AB8500 PWM out settings to device tree
This moves the muxing and biasing of the AB8500 PWM output pins
over to the device tree for affected platforms.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:29 +01:00
Linus Walleij
fd385b3376 ARM: ux500: move AB8500 YCBCR settings to device tree
This moves the pin control settings for the YCBCR connector
on the AB8500 over to the device tree as a hog.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:50:24 +01:00
Linus Walleij
8320062928 ARM: ux500: move AB8500 GPIOs to device tree
Move the AB8500 muxing and biasing settings over from the board
file to the device tree, include it in the reference designs using
the AB8500: HREF prior to v60, v60plus and Snowball. Set up these
GPIO lines using hogs, just like in the board file.

Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-02-04 20:46:50 +01:00
Linus Torvalds
9b6d351a75 ARM: SoC DT updates for 3.14
DT and DT-conversion-related changes for various ARM platforms. Most
 of these are to enable various devices on various boards, etc, and not
 necessarily worth enumerating.
 
 New boards and systems continue to come in as new devicetree files that
 don't require corresponding C changes any more, which is indicating that
 the system is starting to work fairly well.
 
 A few things worth pointing out:
 
 * ST Ericsson ux500 platforms have made the major push to move over to fully
   support the platform with DT.
 * Renesas platforms continue their conversion over from legacy platform devices
   to DT-based for hardware description.
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Merge tag 'dt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC DT updates from Olof Johansson:
 "DT and DT-conversion-related changes for various ARM platforms.  Most
  of these are to enable various devices on various boards, etc, and not
  necessarily worth enumerating.

  New boards and systems continue to come in as new devicetree files
  that don't require corresponding C changes any more, which is
  indicating that the system is starting to work fairly well.

  A few things worth pointing out:

   * ST Ericsson ux500 platforms have made the major push to move over
     to fully support the platform with DT
   * Renesas platforms continue their conversion over from legacy
     platform devices to DT-based for hardware description"

* tag 'dt-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (327 commits)
  ARM: dts: SiRF: add pin group for USP0 with only RX or TX frame sync
  ARM: dts: SiRF: add lost usp1_uart_nostreamctrl pin group for atlas6
  ARM: dts: sirf: add lost minigpsrtc device node
  ARM: dts: sirf: add clock, frequence-voltage table for CPU0
  ARM: dts: sirf: add lost bus_width, clock and status for sdhci
  ARM: dts: sirf: add lost clocks for cphifbg
  ARM: dts: socfpga: add pl330 clock
  ARM: dts: socfpga: update L2 tag and data latency
  arm: sun7i: cubietruck: Enable the i2c controllers
  ARM: dts: add support for EXYNOS4412 based TINY4412 board
  ARM: dts: Add initial support for Arndale Octa board
  ARM: bcm2835: add USB controller to device tree
  ARM: dts: MSM8974: Add MMIO architected timer node
  ARM: dts: MSM8974: Add restart node
  ARM: dts: sun7i: external clock outputs
  ARM: dts: sun7i: Change 32768 Hz oscillator node name to clk@N style
  ARM: dts: sun7i: Add pin muxing options for clock outputs
  ARM: dts: sun7i: Add rtp controller node
  ARM: dts: sun5i: Add rtp controller node
  ARM: dts: sun4i: Add rtp controller node
  ...
2014-01-23 18:45:38 -08:00
Linus Torvalds
dfd10e7ae6 ARM: SoC platform changes for 3.14
New core SoC-specific changes.
 
 New platforms:
 * Introduction of a vendor, Hisilicon, and one of their SoCs with some
   random numerical product name.
 * Introduction of EFM32, embedded platform from Silicon Labs (ARMv7m, i.e. !MMU).
 * Marvell Berlin series of SoCs, which include the one in Chromecast.
 * MOXA platform support, ARM9-based platform used mostly in industrial products
 * Support for Freescale's i.MX50 SoC.
 
 Other work:
 * Renesas work for new platforms and drivers, and conversion over to
   more multiplatform-friendly device registration schemes.
 * SMP support for Allwinner sunxi platforms.
 * ... plus a bunch of other stuff across various platforms.
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Merge tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform changes from Olof Johansson:
 "New core SoC-specific changes.

  New platforms:
   * Introduction of a vendor, Hisilicon, and one of their SoCs with
     some random numerical product name.
   * Introduction of EFM32, embedded platform from Silicon Labs (ARMv7m,
     i.e. !MMU).
   * Marvell Berlin series of SoCs, which include the one in Chromecast.
   * MOXA platform support, ARM9-based platform used mostly in
     industrial products
   * Support for Freescale's i.MX50 SoC.

  Other work:
   * Renesas work for new platforms and drivers, and conversion over to
     more multiplatform-friendly device registration schemes.
   * SMP support for Allwinner sunxi platforms.
   * ... plus a bunch of other stuff across various platforms"

* tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (201 commits)
  ARM: tegra: fix tegra_powergate_sequence_power_up() inline
  ARM: msm_defconfig: Update for multi-platform
  ARM: msm: Move MSM's DT based hardware to multi-platform support
  ARM: msm: Only build timer.c if required
  ARM: msm: Only build clock.c on proc_comm based platforms
  ARM: ux500: Enable system suspend with WFI support
  ARM: ux500: turn on PRINTK_TIME in u8500_defconfig
  ARM: shmobile: r8a7790: Fix I2C controller names
  ARM: msm: Simplify ARCH_MSM_DT config
  ARM: msm: Add support for MSM8974 SoC
  ARM: sunxi: select ARM_PSCI
  MAINTAINERS: Update Allwinner sunXi maintainer files
  ARM: sunxi: Select RESET_CONTROLLER
  ARM: imx: improve the comment of CCM lpm SW workaround
  ARM: imx: improve status check of clock gate
  ARM: imx: add necessary interface for pfd
  ARM: imx_v6_v7_defconfig: Select CONFIG_REGULATOR_PFUZE100
  ARM: imx_v6_v7_defconfig: Select MX35 and MX50 device tree support
  ARM: imx: Add cpu frequency scaling support
  ARM i.MX35: Add devicetree support.
  ...
2014-01-23 18:40:49 -08:00
Linus Torvalds
f2c73464d7 ARM: SoC cleanups for 3.14
This is the branch where we usually queue up cleanup efforts, moving
 drivers out of the architecture directory, header file restructuring,
 etc. Sometimes they tangle with new development so it's hard to keep it
 strictly to cleanups.
 
 Some of the things included in this branch are:
 
 * Atmel SAMA5 conversion to common clock
 * Reset framework conversion for tegra platforms
  - Some of this depends on tegra clock driver reworks that are shared with Mike
    Turquette's clk tree.
 * Tegra DMA refactoring, which are shared branches with the DMA tree.
 * Removal of some header files on exynos to prepare for multiplatform
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Merge tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "This is the branch where we usually queue up cleanup efforts, moving
  drivers out of the architecture directory, header file restructuring,
  etc.  Sometimes they tangle with new development so it's hard to keep
  it strictly to cleanups.

  Some of the things included in this branch are:

   * Atmel SAMA5 conversion to common clock
   * Reset framework conversion for tegra platforms
    - Some of this depends on tegra clock driver reworks that are shared
      with Mike Turquette's clk tree.
   * Tegra DMA refactoring, which are shared branches with the DMA tree.
   * Removal of some header files on exynos to prepare for
     multiplatform"

* tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (169 commits)
  ARM: mvebu: move Armada 370/XP specific definitions to armada-370-xp.h
  ARM: mvebu: remove prototypes of non-existing functions from common.h
  ARM: mvebu: move ARMADA_XP_MAX_CPUS to armada-370-xp.h
  serial: sh-sci: Rework baud rate calculation
  serial: sh-sci: Compute overrun_bit without using baud rate algo
  serial: sh-sci: Remove unused GPIO request code
  serial: sh-sci: Move overrun_bit and error_mask fields out of pdata
  serial: sh-sci: Support resources passed through platform resources
  serial: sh-sci: Don't check IRQ in verify port operation
  serial: sh-sci: Set the UPF_FIXED_PORT flag
  serial: sh-sci: Remove duplicate interrupt check in verify port op
  serial: sh-sci: Simplify baud rate calculation algorithms
  serial: sh-sci: Remove baud rate calculation algorithm 5
  serial: sh-sci: Sort headers alphabetically
  ARM: EXYNOS: Kill exynos_pm_late_initcall()
  ARM: EXYNOS: Consolidate selection of PM_GENERIC_DOMAINS for Exynos4
  ARM: at91: switch Calao QIL-A9260 board to DT
  clk: at91: fix pmc_clk_ids data type attriubte
  PM / devfreq: use inclusion <mach/map.h> instead of <plat/map-s5p.h>
  ARM: EXYNOS: remove <mach/regs-clock.h> for exynos
  ...
2014-01-23 18:36:55 -08:00
Linus Torvalds
f341535193 Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM updates from Russell King:
 "In this set, we have:
   - Refactoring of some of the old StrongARM-1100 GPIO code to make
     things simpler by Dmitry Eremin-Solenikov
   - Read-only and non-executable support for modules on ARM from Laura
     Abbot
   - Removal of unnecessary set_drvdata() calls in AMBA code
   - Some non-executable support for kernel lowmem mappings at the 1MB
     section granularity, and dumping of kernel page tables via debugfs
   - Some improvements for the timer/clock code on Footbridge platforms,
     and cleanup some of the LED code there
   - Fix fls/ffs() signatures to match x86 to prevent build warnings,
     particularly where these are used with min/max() macros
   - Avoid using the bootmem allocator on ARM (patches from Santosh
     Shilimkar)
   - Various asid/unaligned access updates from Will Deacon"

* 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm: (51 commits)
  ARM: SMP implementations are not supposed to return from smp_ops.cpu_die()
  ARM: ignore memory below PHYS_OFFSET
  Fix select-induced Kconfig warning for ZBOOT_ROM
  ARM: fix ffs/fls implementations to match x86
  ARM: 7935/1: sa1100: collie: add gpio-keys configuration
  ARM: 7932/1: bcm: Add DEBUG_LL console support
  ARM: 7929/1: Remove duplicate SCHED_HRTICK config option
  ARM: 7928/1: kconfig: select HAVE_EFFICIENT_UNALIGNED_ACCESS for CPUv6+ && MMU
  ARM: 7927/1: dcache: select DCACHE_WORD_ACCESS for big-endian CPUs
  ARM: 7926/1: mm: flesh out and fix the comments in the ASID allocator
  ARM: 7925/1: mm: keep track of last ASID allocation to improve bitmap searching
  ARM: 7924/1: mm: don't bother with reserved ttbr0 when running with LPAE
  ARM: PCI: add legacy IDE IRQ implementation
  ARM: footbridge: cleanup LEDs code
  ARM: pgd allocation: retry on failure
  ARM: footbridge: add one-shot mode for DC21285 timer
  ARM: footbridge: add sched_clock implementation
  ARM: 7922/1: l2x0: add Marvell Tauros3 support
  ARM: 7877/1: use built-in byte swap function
  ARM: 7921/1: mcpm: remove redundant dsb instructions prior to sev
  ...
2014-01-23 18:34:03 -08:00
Russell King
6f14d778c1 Merge branches 'amba', 'fixes', 'kees', 'misc' and 'unstable/sa11x0' into for-next 2014-01-21 21:26:33 +00:00
Mark Brown
701caa51a2 Merge remote-tracking branches 'asoc/topic/adsp', 'asoc/topic/atmel', 'asoc/topic/bcm2835', 'asoc/topic/docs', 'asoc/topic/fsl', 'asoc/topic/generic', 'asoc/topic/kirkwood', 'asoc/topic/mc13783', 'asoc/topic/mxs', 'asoc/topic/nuc900', 'asoc/topic/sai', 'asoc/topic/sh', 'asoc/topic/ssm2602', 'asoc/topic/tlv320aic3x', 'asoc/topic/twl4030', 'asoc/topic/ux500', 'asoc/topic/width' and 'asoc/topic/x86' into for-tiwai 2014-01-16 12:44:01 +00:00
Olof Johansson
51f37801b4 Merge tag 'ux500-core-v3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson into next/soc
From Linus Walleij:
Ux500 core patches for the v3.14 series:
- Enable PRINTK_TIME
- Enable suspend with WFI

* tag 'ux500-core-v3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson:
  ARM: ux500: Enable system suspend with WFI support
  ARM: ux500: turn on PRINTK_TIME in u8500_defconfig

Signed-off-by: Olof Johansson <olof@lixom.net>
2014-01-08 23:02:26 -08:00
Olof Johansson
9ebde306cf Ux500 device tree patches for v3.14, take 2
- Delete some unused U8540 UART platform data.
 
 - MMC/SD-fixes from Ulf Hansson so everything works with
   the device tree again.
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Merge tag 'ux500-devicetree-v3.14-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson into next/dt

From Linus Walleij:
Ux500 device tree patches for v3.14, take 2
- Delete some unused U8540 UART platform data.
- MMC/SD-fixes from Ulf Hansson so everything works with
  the device tree again.

* tag 'ux500-devicetree-v3.14-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson:
  ARM: ux500: regulators: Remove dead code for SD-card regulator
  ARM: ux500: Configure regulator for I/O voltage for SD-card slot
  ARM: ux500: Refactor common DT configs for sdi[n] devices
  ARM: ux500: delete U8540 UART auxdata

Signed-off-by: Olof Johansson <olof@lixom.net>
2014-01-08 22:09:14 -08:00
Lee Jones
0475680b5c ARM: ux500: Don't use enums for MSP IDs - for easy DT conversion
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
2014-01-07 15:36:09 +00:00
Ulf Hansson
ead9e2936b ARM: ux500: Enable system suspend with WFI support
When building for CONFIG_SUSPEND, add the platform suspend callbacks
to enable system suspend for ux500.

At this initial step, only WFI state is supported, which is reached
for both PM_SUSPEND_MEM and PM_SUSPEND_STANDBY.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-01-07 15:01:58 +01:00
Ulf Hansson
0e7a268a9e ARM: ux500: regulators: Remove dead code for SD-card regulator
The signal-voltage regulator is handled through a gpio regulator
configured in DT. Remove the old dead code.

Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-12-13 10:30:20 +01:00
Linus Walleij
c06551eede ARM: ux500: delete U8540 UART auxdata
The other Ux500's does not need this anymore, and the U8540
certainly is no different.

Cc: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-12-13 10:24:32 +01:00
Nicolas Pitre
f45913fde0 ARM: clean up cache handling in platform code
We have a handy macro to replace open coded __cpuc_flush_dcache_area(()
and outer_clean_range() sequences. Let's use it. No functional change.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-12-11 16:24:34 -08:00
Russell King
2e2c9de207 ARM: add permission annotations to MT_MEMORY* mapping types
Document the permissions which the various MT_MEMORY* mapping types
will provide.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2013-12-11 09:53:14 +00:00
Kevin Hilman
8e1c9f5944 Merge branch 'next/cleanup' into next/dt 2013-12-10 09:59:21 -08:00
Linus Walleij
5281973012 Revert "ARM: ux500: Stop passing MMC's platform data for Device Tree boots"
This reverts commit 49c129519a.

The special settings for the SD/MMC card parameters that are not
yet fully agreed upon how to encode into the device tree went missing
with this commit. We need to first put it into the device tree,
and then remove the platform data.

Cc: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-11-26 21:02:20 +01:00
Linus Walleij
1f202dea74 Revert "ARM: ux500: Remove AUXDATA relating to SDI (MMC) clock-name bindings"
This reverts commit ce16feb851.

This commit stopped tying down the name of the MMC/SD devices, but these
names are used in the pin control table, so the MMC/SD cards stopped
working.

Cc: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-11-26 21:02:20 +01:00