Commit Graph

1134 Commits

Author SHA1 Message Date
Kishon Vijay Abraham I
6016b23bd5 ARM: stop *MIGHT_HAVE_PCI* config from being selected redundantly
*MIGHT_HAVE_PCI* config is already selected in ARCH_MULTIPLATFORM.
Don't select it redundantly in all ARCH_MULTIPLATFORM based machines.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2016-09-21 22:45:05 +02:00
Linus Torvalds
fbae5cbb43 ARM: SoC platform updates for v4.8
Improved and new platform support for various SoCs:
 
  - New SoC support:
    - Broadcom BCM23550
    - Freescale i.MX7Solo
    - Qualcomm MDM9615
    - Renesas r8a7792
  - Conversion of clps711x to multiplatform
  - debug uart improvements for Atmel platforms
  - Tango platform improvements: HOTPLUG_CPU, Suspend-to-ram
  - OMAP tweaks and improvements to hwmod
  - OMAP support for kexec on SMP
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform updates from Olof Johansson:
 "Improved and new platform support for various SoCs:

  New SoC support:
   - Broadcom BCM23550
   - Freescale i.MX7Solo
   - Qualcomm MDM9615
   - Renesas r8a7792

  Improvements:
   - convert clps711x to multiplatform
   - debug uart improvements for Atmel platforms
   - Tango platform improvements: HOTPLUG_CPU, Suspend-to-ram
   - OMAP tweaks and improvements to hwmod
   - OMAP support for kexec on SMP"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (109 commits)
  ARM: davinci: fix build break because of undeclared dm365_evm_snd_data
  ARM: s3c64xx: smartq: Avoid sparse warnings
  ARM: sti: Implement dummy L2 cache's write_sec
  ARM: STi: Update machine _namestr to be more generic.
  arm: meson: explicitly select clk drivers
  ARM: tango: add Suspend-to-RAM support
  ARM: hisi: consolidate the hisilicon machine entries
  ARM: tango: fix CONFIG_HOTPLUG_CPU=n build
  MAINTAINERS: Update BCM281XX/BCM11XXX/BCM216XX entry
  MAINTAINERS: Update BCM63XX entry
  MAINTAINERS: Add NS2 entry
  MAINTAINERS: Fix nsp false-positives
  MAINTAINERS: Change L to M for Broadcom ARM/ARM64 SoC entries
  ARM: debug: Enable DEBUG_BCM_5301X for Northstar Plus SoCs
  ARM: clps711x: Switch to MULTIPLATFORM
  ARM: clps711x: Remove boards support
  ARM: clps711x: Add basic DT support
  ARM: clps711x: Reduce static map size
  ARM: SAMSUNG: Constify iomem address passed to s5p_init_cpu
  ARM: oxnas: Change OX810SE default driver config
  ...
2016-08-01 18:27:08 -04:00
Linus Torvalds
6f888fe31d ARM: SoC cleanups for v4.8
The cleanup branch keeps going down in size as we've completed a lot of
 the major legacy platform removals and conversions.
 
 A handful of changes this time around, some of the themes or larger sets are:
 
  - A bunch of i.MX cleanups around platform detection, init call cleanups
  - Misc fixes of missing/implicit includes
  - Removal of ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "The cleanup branch keeps going down in size as we've completed a lot
  of the major legacy platform removals and conversions.

  A handful of changes this time around, some of the themes or larger
  sets are:

   - A bunch of i.MX cleanups around platform detection, init call cleanups
   - Misc fixes of missing/implicit includes
   - Removal of ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB"

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (40 commits)
  ARM: mps2: fix typo
  ARM: s3c64xx: avoid warning about 'struct device_node'
  bus: mvebu-mbus: make mvebu_mbus_syscore_ops static
  bus: mvebu-mbus: fix __iomem on register pointers
  ARM: tegra: Remove board_init_funcs array
  ARM: iop: Fix indentation
  ARM: imx: remove cpu_is_mx*()
  ARM: imx: remove last call to cpu_is_mx5*
  ARM: imx: rework mx27_pm_init() call
  ARM: imx: deconstruct mx3_idle
  ARM: imx: deconstruct mxc_rnga initialization
  ARM: imx: remove cpu_is_mx1 check
  ARM: i.MX: Do not explicitly call l2x0_of_init()
  ARM: i.MX: system.c: Tweak prefetch settings for performance
  ARM: i.MX: system.c: Replace magic numbers
  ARM: i.MX: system.c: Remove redundant errata 752271 code
  ARM: i.MX: system.c: Convert goto to if statement
  ARM: Kirkwood: fix kirkwood_pm_init() declaration/type
  ARM: Kirkwood: make kirkwood_disable_mbus_error_propagation() static
  ARM: orion5x: make orion5x_legacy_handle_irq static
  ...
2016-08-01 18:21:13 -04:00
Arnd Bergmann
7c2d780ec0 Merge ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB changes into next/soc
* commit '5c34a4e89c743339f78cafb2f2a826a010f0746a':
  ARM: do away with ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB
  ARM: uniphier: drop code for old DT binding

These cause a harmless conflict with the clps711x multiplatform
support, and it's easy to resolve.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2016-07-06 18:00:32 +02:00
Kefeng Wang
435ebcbc9f arm: use of_platform_default_populate() to populate
Use helper of_platform_default_populate() in linux/of_platform
when possible, instead of calling of_platform_populate() with
the default match table.

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Krzysztof Halasa <khalasa@piap.pl>
Cc: Sekhar Nori <nsekhar@ti.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Roland Stigge <stigge@antcom.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Ray Jui <rjui@broadcom.com>
Cc: Viresh Kumar <vireshk@kernel.org>
Cc: Stephen Warren <swarren@wwwdotorg.org>
Cc: Rob Herring <robh@kernel.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2016-06-23 15:00:39 -05:00
Ben Dooks
ab6778eee5 ARM: at91: fix warnings in pm.c
Fix a pair of missing statics on un-exported functions and
include <linux/platform_data/atmel.h> to provide the declaration
of at91_suspend_entering_slow_clock() to fix the following
sparse warnings:

arch/arm/mach-at91/pm.c:127:5: warning: symbol 'at91_suspend_entering_slow_clock' was not declared. Should it be static?
arch/arm/mach-at91/pm.c:358:6: warning: symbol 'at91rm9200_idle' was not declared. Should it be static?
arch/arm/mach-at91/pm.c:367:6: warning: symbol 'at91sam9_idle' was not declared. Should it be static?

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-06-21 17:32:31 +02:00
Linus Walleij
5c34a4e89c ARM: do away with ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB
This replaces:

- "select ARCH_REQUIRE_GPIOLIB" with "select GPIOLIB" as this can
  now be selected directly.

- "select ARCH_WANT_OPTIONAL_GPIOLIB" with no dependency: GPIOLIB
  is now selectable by everyone, so we need not declare our
  intent to select it.

When ordering the symbols the following rationale was used:
if the selects were in alphabetical order, I moved select GPIOLIB
to be in alphabetical order, but if the selects were not
maintained in alphabetical order, I just replaced
"select ARCH_REQUIRE_GPIOLIB" with "select GPIOLIB".

Cc: Michael Büsch <m@bues.ch>
Cc: arm@kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2016-06-03 12:18:13 -07:00
Ludovic Desroches
c07f98a739 ARM: at91/soc: reference the whole sama5d2 family
Add EXID of all SoCs of the SAMA5D2 family.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2016-03-29 16:34:31 +02:00
Ludovic Desroches
2f26e6189d ARM: at91: use chipid device for soc detection
So far, the CIDR and EXID registers were in the DBGU interface. This device
has disappeared with the SAMA5D2 family. These registers are exposed
through a new device called chipid.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
[nicolas.ferre@atmel.com: remove useless warnings]
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Rob Herring <robh@kernel.org>
[arnd@arndb.de: suggest to use static functions to reduce scope]
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2016-03-29 16:34:21 +02:00
Alexandre Belloni
6c38bda9ae ARM: at91: remove useless includes and function prototypes
Remove leftover from the previous cleanup

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
2016-02-17 17:53:02 +01:00
Alexandre Belloni
fbc7edca5a ARM: at91: pm: move idle functions to pm.c
Avoid using code from clk/at91 for PM.
This also has the bonus effect of setting arm_pm_idle for sama5 platforms.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
2016-02-17 17:53:02 +01:00
Alexandre Belloni
5737b73e19 ARM: at91: pm: find and remap the pmc
To avoid relying on at91_pmc_read(), find the pmc node and remap it
locally.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
2016-02-17 17:53:01 +01:00
Alexandre Belloni
997ff83b55 ARM: at91: pm: simply call at91_pm_init
at91_pm_init() doesn't return a value, as is the case for its callers,
simply call it instead of returning its non-existent return value.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
2016-02-17 17:53:01 +01:00
Boris Brezillon
863a81c3be clk: at91: make use of syscon to share PMC registers in several drivers
The PMC block is providing several functionnalities:
 - system clk management
 - cpuidle
 - platform suspend

Replace the void __iomem *regs field by a regmap (retrieved using syscon)
so that we can later share the regmap across several drivers without
exporting a new specific API or a global void __iomem * variable.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
2016-02-17 17:52:58 +01:00
Linus Torvalds
5083c54264 ARM: SoC cleanups for v4.5
A smallish number of general cleanup commits this release cycle. Some
 of these are minor tweaks:
 
 - shmobile change of binding for their GIC (using arm,pl390 now)
 - ARCH_RENESAS introduction
 - Misc other renesas updates
 
 There's also a couple of treewide commits from Masahiro Yamada cleaning up
 const/__initconst for SMP operation structs and a switch to using "depends
 on" instead of if-constructs on most of the Kconfig platform targets.
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "A smallish number of general cleanup commits this release cycle.  Some
  of these are minor tweaks:

   - shmobile change of binding for their GIC (using arm,pl390 now)
   - ARCH_RENESAS introduction
   - Misc other renesas updates

  There's also a couple of treewide commits from Masahiro Yamada
  cleaning up const/__initconst for SMP operation structs and a switch
  to using "depends on" instead of if-constructs on most of the Kconfig
  platform targets"

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  staging: board: armadillo800eva: Use "arm,pl390"
  staging: board: kzm9d: Use "arm,pl390"
  ARM: shmobile: r8a7778 dtsi: Use "arm,pl390" for GIC
  ARM: shmobile: emev2 dtsi: Use "arm,pl390" for GIC
  ARM: shmobile: r8a7740 dtsi: Use "arm,pl390" for GIC
  ARM: shmobile: r7s72100 dtsi: Use "arm,pl390" for GIC
  ARM: use "depends on" for SoC configs instead of "if" after prompt
  ARM/clocksource: use automatic DT probing for ux500 PRCMU
  ARM: use const and __initconst for smp_operations
  ARM: hisi: do not export smp_operations structures
  ARM: mvebu: remove unused mach/gpio.h
  ARM: shmobile: Remove legacy mach/irqs.h
  ARM: shmobile: Introduce ARCH_RENESAS
  MAINTAINERS: Remove link to oss.renesas.com which is closed
2016-01-20 17:55:20 -08:00
Ludovic Desroches
8423536fe4 ARM: at91: fix pinctrl driver selection
Move the selection of the pinctrl driver to SoC family level since we
have two pinctrl drivers. It is useless to select one which is not
compatible with the SoC.

[abelloni: fixed pm.c when only sama2d2 is selected]
Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2015-12-04 18:54:53 +01:00
Masahiro Yamada
e324654294 ARM: use "depends on" for SoC configs instead of "if" after prompt
Many ARM sub-architectures use prompts followed by "if" conditional,
but it is wrong.

Please notice the difference between

    config ARCH_FOO
            bool "Foo SoCs" if ARCH_MULTI_V7

and

    config ARCH_FOO
            bool "Foo SoCs"
            depends on ARCH_MULTI_V7

These two are *not* equivalent!

In the former statement, it is not ARCH_FOO, but its prompt that
depends on ARCH_MULTI_V7.  So, it is completely valid that ARCH_FOO
is selected by another, but ARCH_MULTI_V7 is still disabled. As it is
not unmet dependency, Kconfig never warns.  This is probably not what
you want.

The former should be used only when you need to do so, and you really
understand what you are doing.  (In most cases, it should be wrong!)

For enabling/disabling sub-architectures, the latter is always correct.

As a good side effect, this commit fixes some entries over 80 columns
(mach-imx, mach-integrator, mach-mbevu).

[Arnd: I note that there is not really a bug here, according to
 the discussion that followed, but I can see value in being consistent
 and in making the lines shorter]

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Patrice Chotard <patrice.chotard@st.com>
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Acked-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Jun Nie <jun.nie@linaro.org>
Acked-by: Matthias Brugger <matthias.bgg@gmail.com>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Acked-by: Shawn Guo <shawnguo@kernel.org>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Krzysztof Halasa <khc@piap.pl>
Acked-by: Maxime Coquelin <maxime.coquelin@st.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2015-12-01 22:44:51 +01:00
Linus Torvalds
56e0464980 ARM: SoC platform updates for v4.4
New and/or improved SoC support for this release:
 
  - Marvell Berlin:
    * Enable standard DT-based cpufreq
    * Add CPU hotplug support
  - Freescale:
    * Ethernet init for i.MX7D
    * Suspend/resume support for i.MX6UL
  - Allwinner:
    * Support for R8 chipset (used on NTC's $9 C.H.I.P board)
  - Mediatek:
    * SMP support for some platforms
  - Uniphier:
    * L2 support
    * Cleaned up SMP support, etc.
 
 + A handful of other patches around above functionality, and a few other
 smaller changes.
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform updates from Olof Johansson:
 "New and/or improved SoC support for this release:

  Marvell Berlin:
     - Enable standard DT-based cpufreq
     - Add CPU hotplug support

  Freescale:
     - Ethernet init for i.MX7D
     - Suspend/resume support for i.MX6UL

  Allwinner:
     - Support for R8 chipset (used on NTC's $9 C.H.I.P board)

  Mediatek:
     - SMP support for some platforms

  Uniphier:
     - L2 support
     - Cleaned up SMP support, etc.

  plus a handful of other patches around above functionality, and a few
  other smaller changes"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (42 commits)
  ARM: uniphier: rework SMP operations to use trampoline code
  ARM: uniphier: add outer cache support
  Documentation: EXYNOS: Update bootloader interface on exynos542x
  ARM: mvebu: add broken-idle option
  ARM: orion5x: use mac_pton() helper
  ARM: at91: pm: at91_pm_suspend_in_sram() must be 8-byte aligned
  ARM: sunxi: Add R8 support
  ARM: digicolor: select pinctrl/gpio driver
  arm: berlin: add CPU hotplug support
  arm: berlin: use non-self-cleared reset register to reset cpu
  ARM: mediatek: add smp bringup code
  ARM: mediatek: enable gpt6 on boot up to make arch timer working
  soc: mediatek: Fix random hang up issue while kernel init
  soc: ti: qmss: make acc queue support optional in the driver
  soc: ti: add firmware file name as part of the driver
  Documentation: dt: soc: Add description for knav qmss driver
  ARM: S3C64XX: Use PWM lookup table for mach-smartq
  ARM: S3C64XX: Use PWM lookup table for mach-hmt
  ARM: S3C64XX: Use PWM lookup table for mach-crag6410
  ARM: S3C64XX: Use PWM lookup table for smdk6410
  ...
2015-11-10 14:56:23 -08:00
Patrick Doyle
5fcf8d1a0e ARM: at91: pm: at91_pm_suspend_in_sram() must be 8-byte aligned
fncpy() requires that the source and the destination are both 8-byte
aligned.

Signed-off-by: Patrick Doyle <pdoyle@irobot.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Fixes: d94e688cae ("ARM: at91/pm: move the copying the sram function to the sram initialization phase")
Cc: <stable@vger.kernel.org> # 4.1+
2015-10-19 22:58:44 +02:00
Nicolas Ferre
df70aeef60 clk: at91: add generated clock driver
Add a new type of clocks that can be provided to a peripheral.
In addition to the peripheral clock, this new clock that can use several
input clocks as parents can generate divided rates.
This would allow a peripheral to have finer grained clocks for generating
a baud rate, clocking an asynchronous part or having more
options in frequency.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
[sboyd@codeaurora.org: Transition to new clk_hw provider APIs]
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-10-01 12:48:11 -07:00
Vladimir Zapolskiy
7385817359 genalloc: add name arg to gen_pool_get() and devm_gen_pool_create()
This change modifies gen_pool_get() and devm_gen_pool_create() client
interfaces adding one more argument "name" of a gen_pool object.

Due to implementation gen_pool_get() is capable to retrieve only one
gen_pool associated with a device even if multiple gen_pools are created,
fortunately right at the moment it is sufficient for the clients, hence
provide NULL as a valid argument on both producer devm_gen_pool_create()
and consumer gen_pool_get() sides.

Because only one created gen_pool per device is addressable, explicitly
add a restriction to devm_gen_pool_create() to create only one gen_pool
per device, this implies two possible error codes returned by the
function, account it on client side (only misc/sram).  This completes
client side changes related to genalloc updates.

[akpm@linux-foundation.org: gen_pool_get() cleanup]
Signed-off-by: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-09-04 16:54:41 -07:00
Linus Torvalds
50686e8a3a ARM: SoC platform updates for v4.3
New or improved SoC support:
 
 - Addition of support for Atmel's SAMA5D2 SoC
 - Addition of Freescale i.MX6UL
 - Improved support of TI's DM814x platform
 - Misc fixes and improvements for RockChip platforms
 - Marvell MVEBU suspend/resume support
 
 A few driver changes that ideally would belong in the drivers branch are
 also here (acked by appropriate maintainers):
 
 - Power key input driver for Freescale platforms (svns)
 - RTC driver updates for Freescale platforms (svns/mxc)
 - Clk fixes for TI DM814/816X
 
 + a bunch of other changes for various platforms
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform updates from Olof Johansson:
 "New or improved SoC support:

   - add support for Atmel's SAMA5D2 SoC
   - add support for Freescale i.MX6UL
   - improved support for TI's DM814x platform
   - misc fixes and improvements for RockChip platforms
   - Marvell MVEBU suspend/resume support

  A few driver changes that ideally would belong in the drivers branch
  are also here (acked by appropriate maintainers):

   - power key input driver for Freescale platforms (svns)
   - RTC driver updates for Freescale platforms (svns/mxc)
   - clk fixes for TI DM814/816X

  + a bunch of other changes for various platforms"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (83 commits)
  ARM: rockchip: pm: Fix PTR_ERR() argument
  ARM: imx: mach-imx6ul: Fix allmodconfig build
  clk: ti: fix for definition movement
  ARM: uniphier: drop v7_invalidate_l1 call at secondary entry
  memory: kill off set_irq_flags usage
  rtc: snvs: select option REGMAP_MMIO
  ARM: brcmstb: select ARCH_DMA_ADDR_T_64BIT for LPAE
  ARM: BCM: Enable ARM erratum 798181 for BRCMSTB
  ARM: OMAP2+: Fix power domain operations regression caused by 81xx
  ARM: rockchip: enable PMU_GPIOINT_WAKEUP_EN when entering shallow suspend
  ARM: rockchip: set correct stabilization thresholds in suspend
  ARM: rockchip: rename osc_switch_to_32k variable
  ARM: imx6ul: add fec MAC refrence clock and phy fixup init
  ARM: imx6ul: add fec bits to GPR syscon definition
  rtc: mxc: add support of device tree
  dt-binding: document the binding for mxc rtc
  rtc: mxc: use a second rtc clock
  ARM: davinci: cp_intc: use IRQCHIP_SKIP_SET_WAKE instead of irq_set_wake callback
  soc: mediatek: Fix SCPSYS compilation
  ARM: at91/soc: add basic support for new sama5d2 SoC
  ...
2015-09-01 12:18:40 -07:00
Linus Torvalds
c5fc249862 ARM: SoC cleanups for v4.3
A large cleanup branch this release, with a healthy 10k negative line delta.
 
 Most of this is removal of legacy (non-DT) support of shmobile
 platforms. There is also removal of two non-DT platforms on OMAP,
 and the plat-samsung directory is cleaned out by moving most of the
 previously shared-location-but-not-actually-shared files from there to
 the appropriate mach directories instead.
 
 There are other sets of changes in here as well:
 
  - Rob Herring removed use of set_irq_flags under all platforms and
    moved to genirq alternatives
  - A series of timer API conversions to set-state interface
  - ep93xx, nomadik and ux500 cleanups from Linus Walleij
  - __init annotation fixes from Nicolas Pitre
  + a bunch of other changes that all add up to a nice set of cleanups
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "A large cleanup branch this release, with a healthy 10k negative line
  delta.

  Most of this is removal of legacy (non-DT) support of shmobile
  platforms.  There is also removal of two non-DT platforms on OMAP, and
  the plat-samsung directory is cleaned out by moving most of the
  previously shared-location-but-not-actually-shared files from there to
  the appropriate mach directories instead.

  There are other sets of changes in here as well:

   - Rob Herring removed use of set_irq_flags under all platforms and
     moved to genirq alternatives

   - a series of timer API conversions to set-state interface

   - ep93xx, nomadik and ux500 cleanups from Linus Walleij

   - __init annotation fixes from Nicolas Pitre

   + a bunch of other changes that all add up to a nice set of cleanups"

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (108 commits)
  ARM/fb: ep93xx: switch framebuffer to use modedb only
  ARM: gemini: Setup timer3 as free running timer
  ARM: gemini: Use timer1 for clockevent
  ARM: gemini: Add missing register definitions for gemini timer
  ARM: ep93xx/timer: Migrate to new 'set-state' interface
  ARM: nomadik: push accelerometer down to boards
  ARM: nomadik: move l2x0 setup to device tree
  ARM: nomadik: selectively enable UART0 on boards
  ARM: nomadik: move hog code to use DT hogs
  ARM: shmobile: Fix mismerges
  ARM: ux500: simplify secondary CPU boot
  ARM: SAMSUNG: remove keypad-core header in plat-samsung
  ARM: SAMSUNG: local watchdog-reset header in mach-s3c64xx
  ARM: SAMSUNG: local onenand-core header in mach-s3c64xx
  ARM: SAMSUNG: local irq-uart header in mach-s3c64xx
  ARM: SAMSUNG: local backlight header in mach-s3c64xx
  ARM: SAMSUNG: local ata-core header in mach-s3c64xx
  ARM: SAMSUNG: local regs-usb-hsotg-phy header in mach-s3c64xx
  ARM: SAMSUNG: local spi-core header in mach-s3c24xx
  ARM: SAMSUNG: local nand-core header in mach-s3c24xx
  ...
2015-09-01 12:10:20 -07:00
Nicolas Ferre
c268a74310 ARM: at91/soc: add basic support for new sama5d2 SoC
Add Kconfig entries, header file changes and addition to the documentation.
The early debug infrastructure is also added for easy development.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-05 10:40:21 +02:00
Nicolas Pitre
19c233b79d ARM: appropriate __init annotation for const data
Init data marked const should be annotated with __initconst for
correctness and not __initdata.  In some cases the array gathering
references to that data has to be marked const as well. This fixes
LTO builds that otherwise fail with section mismatch errors.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2015-07-28 13:55:27 +02:00
Stephen Boyd
09efb0070d ARM: at91: Remove clk-provider.h include
This file doesn't use the clk provider APIs. Remove the include.

Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: Boris Brezillon <boris.brezillon@free-electrons.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-20 10:52:23 -07:00
Vladimir Zapolskiy
0030edf296 genalloc: rename dev_get_gen_pool() to gen_pool_get()
To be consistent with other genalloc interface namings, rename
dev_get_gen_pool() to gen_pool_get().  The original omitted "dev_" prefix
is removed, since it points to argument type of the function, and so it
does not bring any useful information.

[akpm@linux-foundation.org: update arch/arm/mach-socfpga/pm.c]
Signed-off-by: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Takashi Iwai <tiwai@suse.de>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Mark Brown <broonie@kernel.org>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Alan Tull <atull@opensource.altera.com>
Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
Cc: Kevin Hilman <khilman@linaro.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-06-30 19:45:01 -07:00
Alexandre Belloni
196b44ea0f ARM: at91: remove useless Makefile.boot
Makefile.boot is not used anymore, remove it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-05-20 16:38:00 +02:00
Alexandre Belloni
09099f1942 ARM: at91: remove mach/at91_ramc.h and mach/at91rm9200_mc.h
mach/at91_ramc.h and mach/at91rm9200_mc.h aren't necessary anymore, remove them.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-05-20 16:37:49 +02:00
Alexandre Belloni
d7d45f2555 ARM: at91/pm: use the atmel-mc syscon defines
Use the defines from atmel-mc.h instead of at91rm9200_sdramc.h

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-05-20 16:37:44 +02:00
Alexandre Belloni
b8ccd9c39a ARM: at91: drop sam9_smc.c
sam9_smc.c has no users anymore, remove it along with both sam9_smc.h and
mach/at91sam9_smc.h

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-05-20 16:37:24 +02:00
Arnd Bergmann
89522f0f8b Fourth batch of cleanup for 4.1:
- 1 issues revealed by the kbuild test robot fixed
 - move of some functions and macros into relevant files to be able to
   streamline the at91 specific header afterwards
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Merge tag 'at91-cleanup4_bis' of git://git.kernel.org/pub/scm/linux/kernel/git/nferre/linux-at91 into next/multiplatform

Pull "Fourth batch of cleanup for 4.1" from Nicolas Ferre:

- 1 issues revealed by the kbuild test robot fixed
- move of some functions and macros into relevant files to be able to
  streamline the at91 specific header afterwards

* tag 'at91-cleanup4_bis' of git://git.kernel.org/pub/scm/linux/kernel/git/nferre/linux-at91:
  ARM: at91/pm: move AT91_MEMCTRL_* to pm.h
  ARM: at91/pm: move the standby functions to pm.c
  ARM: at91: fix pm_suspend.S compilation when ARMv6 is selected
2015-04-14 01:50:21 +02:00
Alexandre Belloni
2e57dc087c ARM: at91/pm: move AT91_MEMCTRL_* to pm.h
the AT91_MEMCTRL_* defines are only used by the pm code, move them to pm.h

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-04-05 21:59:52 +02:00
Alexandre Belloni
a18d0699dd ARM: at91/pm: move the standby functions to pm.c
The standby functions are now only used in pm.c, move them there.

Also, they are not inlined as a pointer to those functions is passed to the
cpuidle driver.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-04-05 21:59:51 +02:00
Alexandre Belloni
176a1b3dad ARM: at91: fix pm_suspend.S compilation when ARMv6 is selected
When compiling for multiplatform for both ARMv6 and ARMv7, the default compiler
flags are for ARMv6, and results in:

arch/arm/mach-at91/pm_suspend.S:144: Error: selected processor does not support ARM mode `dsb'

Enforce ARMv7 flags for pm_suspend.o when CPU_V7 is selected.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-04-05 21:59:51 +02:00
Nicolas Ferre
e8621d83c1 ARM: at91: add a Kconfig dependency on multi-platform
When building a legacy (non-multi) platforms and if the ARCH_AT91 config option
is enabled there is a build error. We need AT91 to depend on multi-platform
core type options.

Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2015-04-03 10:47:49 -07:00
Alexandre Belloni
1164f672d7 ARM: at91: drop AT91_TIMER_HZ
Drop AT91_TIMER_HZ as this can be handled using HZ_FIXED. Initial help message
was:

On AT91rm9200 chips where you're using a system clock derived
from the 32768 Hz hardware clock, this tick rate should divide
it exactly: use a power-of-two value, such as 128 or 256, to
reduce timing errors caused by rounding.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-19 16:37:45 +01:00
Alexandre Belloni
23b8408246 ARM: at91: remove hardware.h
hardware.h is now mostyl unused, move the remaining declarations to pm.c and
remove it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-19 16:37:45 +01:00
Alexandre Belloni
4c8056543e ARM: at91: remove SoC headers
Remove the now useless SoC headers.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-19 16:37:45 +01:00
Alexandre Belloni
f56d8f7c29 ARM: at91: remove useless mach/cpu.h
mach/cpu.h is not used anymore, remove it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-19 16:37:45 +01:00
Alexandre Belloni
0794261104 ARM: at91: remove unused headers
Following the switch to multiplatform, uncompress.h is not used anymore. Remove
it.
at91_dbgu.h is also not used anymore

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-19 16:37:44 +01:00
Alexandre Belloni
41141127a8 ARM: at91: switch to multiplatform
Switch AT91 to multiplatform as all SoCs are properly handled.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-19 16:37:44 +01:00
Alexandre Belloni
8590ca655a ARM: at91: remove useless include
Both drivers using the system timer are now converted to an MFD. mach/at91_st.h
is now useless.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-16 17:03:08 +01:00
Alexandre Belloni
b53cdd0322 ARM: at91: time: move the system timer driver to drivers/clocksource
Import at91rm9200_time.c from mach-at91 as timer-atmel-st.c. Further cleanup is
required to get rid of the mach-at91 headers.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-16 17:03:05 +01:00
Alexandre Belloni
bbfc97e1b1 ARM: at91: properly initialize timer
Use clocksource_of_init to initialize the system timer instead of relying on a
custom function.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-16 17:03:04 +01:00
Alexandre Belloni
d8d1c6c8b0 ARM: at91: at91rm9200: remove deprecated arm_pm_restart
Now that a proper driver is available, remove at91rm9200_restart.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-16 17:03:03 +01:00
Alexandre Belloni
598e085590 ARM: at91: remove old setup
The old setup is not used anymore, remove it

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-13 18:01:10 +01:00
Alexandre Belloni
075fcc9f71 ARM: at91: sama5d4: remove useless map_io
All the peripheral remapped at io_map are taken care of by their respective
drivers.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-13 18:01:09 +01:00
Alexandre Belloni
e7336083e6 ARM: at91: sama5 use SoC detection infrastructure
Use the soc detection infrastructure for sama5 initialization.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-13 16:23:36 +01:00
Alexandre Belloni
d18032d62f ARM: at91: at91sam9: use SoC detection infrastructure
Use the soc detection infrastructure for at91sam9 initialization.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-03-13 15:11:05 +01:00