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Use the timings provided by omap-gpmc-smsc9221. This does not change
the timings, but it avoids code duplication.
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Some devices (SMSC9217, SMSC9218 and SMSC9221 at least) have better
timings, allowing a higher transfer speed. Create a common file
with these timings.
Performance results with iperf:
- omap-gpmc-smsc911x.dtsi => 54.9 Mbps
- omap-gpmc-smsc9221.dtsi => 92.7 Mbps
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Add the High-Speed USB PHY.
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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MMC2 is used by the on-board WiFi module populated on some boards
(based on Marvell Libertas 8688 SDIO). The Bluetooth is connected
to UART2.
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Add missing pinctrl entries for:
- i2c1
- mmc1
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Add missing pinctrl entries:
- i2c3
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Currently, overo-related include files are organized as follow:
omap3-overo.dtsi
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omap34xx.dtsi omap3-overo-tobi-common.dtsi omap36xx.dtsi
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--------------- ---------------
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omap3-overo-tobi.dts omap3-overo-storm-tobi.dts
This is unpractical when one has to deal with SoC-specific pinmux
belonging to the omap3_pmx_core2 (defined in omap34xx/omap36xx),
for pins related to the processor board. With the current
hierarchy, such pinmux has to be defined in the expansion board's
.dts, which is not logical.
This patches reorganizes the files to add (yet another) abstraction
layer between the processor and the expansion boards.
omap34xx.dtsi omap3-overo-base.dtsi omap36xx.dtsi
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--------------- ---------------
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omap3-overo.dtsi omap3-overo-storm.dtsi
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-------- ------
| omap3-overo-tobi-common.dtsi |
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--------------- ---------------
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omap3-overo-tobi.dts omap3-overo-storm-tobi.dts
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The IOMMU DT nodes have been added for the DSP and IPU
subsystems. The MMUs in OMAP5 are identical to those in
OMAP4, including the bus error back capability on IPU.
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Add the IOMMU nodes for the DSP and IPU subsystems. The MMU
within the IPU sub-system also supports a bus error back
capability, not available on the DSP MMU.
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
[s-anna@ti.com: IPU bus error back addition]
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Add the DT node for the IOMMU within the DSP subsystem. The entry
is disabled to keep in line with the hwmod usage as intended by
the deprecated CONFIG_OMAP_IOMMU_IVA2 flag.
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
[s-anna@ti.com: split the entry and disable the node]
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Update the IOMMU node for the camera subsystem as per the
OMAP IOMMU bindings.
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
[s-anna@ti.com: corrected interrupt number]
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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OMAP5 has the same iommus as OMAP4, so extend the OMAP4
iommu pdata quirks for OMAP5 as well.
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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A new MMU hwmod class and data structures are created
to represent the MMUs within the IPU and DSP processor
subsystems in OMAP5. The MMUs in OMAP5 are identical to
those in OMAP4.
Cc: Benoit Cousson <bcousson@baylibre.com>
Signed-off-by: Suman Anna <s-anna@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The OMAP iommu driver performs the reset management for the
iommu instances in processor sub-systems using the omap_device
API which are currently supplied as platform data ops. Use pdata
quirks to maintain the functionality as the OMAP iommu driver
gets converted to use DT nodes, until the reset portions are
decoupled from omap_hwmod/omap_device into a separate reset
driver.
This patch adds the pdata quirks for the reset management of
iommus within the DSP (OMAP3 & OMAP4) and IPU subsystems (OMAP4).
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The IOMMU DT adaptation support uses the device name instead
of an iommu object name. Fixup the ISP device archdata MMU
name at runtime if using DT-boot. This allows the OMAP3 camera
to be functional in both legacy and DT boots. The iommu object
names should eventually vanish when all the IOMMU users have
been converted to DT nodes.
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The IVA MMU is not functional when used through the hwmod and
omap_device layers. Add fixes to clockdomain and hwmod data
to have it functional. The hwmod changes are needed to enable
the clock, and the SWSUP change is needed to wakeup the domain
because the power domain is programmed to be in RET, and there
is no automatic power domain switching to ON.
Signed-off-by: Suman Anna <s-anna@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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CONFIG_OMAP_IOMMU_IVA2 was defined originally to avoid conflicting
usage by tidspbridge and other iommu users. The same can be achieved
by marking the DT node disabled, so remove this obsolete flag and
the corresponding hwmod data can be enabled.
Cc: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
[s-anna@ti.com: revise commit log]
Signed-off-by: Suman Anna <s-anna@ti.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Merge the request/release callbacks which are in a separate branch for
consumption by the gpio folks.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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Touchscreen support for at91_adc has been introduced so we can get rid of
atmel_tsadcc.
Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This patch removes the selection of AT91_USE_OLD_CLK when selecting
sam9261 SoCs support. This will automatically enable COMMON_CLK_AT91 option
and add support for at91 common clk implementation.
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@traphandler.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This patch encloses sam9261 old clk registration in
"#if defined(CONFIG_OLD_CLK_AT91) #endif" sections.
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@traphandler.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This provides touchscreen support to the at91sam9261ek
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@traphandler.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This patch implements a DTS to boot a at91sam9261ek with a dt-enabled
kernel (at91_dt_defconfig).
supported features are:
* dbgu
* lcdc
* usb host
* usb gadget,
* spi dataflash
* nand flash
* touchscreen
* leds
* user buttons
In the TODO list:
* dm9000 (ethernet)
* audio
* mmc
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@traphandler.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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Signed-off-by: Jean-Jacques Hiblot <jjhiblot@traphandler.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This patch adds support for the Device Tree on a sam9261-based platform
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@traphandler.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This patch removes the use of the IRQF_DISABLED flag
from arch/arm/mach-w90x900/time.c
It's a NOOP since 2.6.35 and it will be removed one day.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Acked-by: Wan zongshun <mcuos.com@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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This patch removes the use of the IRQF_DISABLED flag
from arch/arm/mach-spear/time.c
It's a NOOP since 2.6.35 and it will be removed one day.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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This patch removes the use of the IRQF_DISABLED flag
from arch/arm/mach-mmp/time.c
It's a NOOP since 2.6.35 and it will be removed one day.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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This patch removes the use of the IRQF_DISABLED flag
from miscellaneous code in mach-xxx and plat-xxx
This flag is a NOOP since 2.6.35 and it will be removed one day.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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This patch removes the use of the IRQF_DISABLED flag
from arch/arm/mach-lpc32xx/timer.c
It's a NOOP since 2.6.35 and it will be removed one day.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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This patch removes the use of the IRQF_DISABLED flag
from code in arch/arm/mach-ixp4xx
It's a NOOP since 2.6.35 and it will be removed one day.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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This patch removes the use of the IRQF_DISABLED flag
from arch/arm/mach-cns3xxx/core.c
It's a NOOP since 2.6.35 and it will be removed one day.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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This patch removes the use of the IRQF_DISABLED flag
in arch/arm/include/asm/floppy.h
It's a NOOP since 2.6.35 and it will be removed one day.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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This patch removes the IRQF_DISABLED flag from footbridge
code. It's a NOOP since 2.6.35.
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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Define the main clock frequency for the new main clock node in
at91sam9rlek.dts
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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Define at91sam9rl clocks in at91sam9rl dtsi file.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This patch encloses sam9rl old clk registration in
#if defined(CONFIG_OLD_CLK_AT91)/#endif sections.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This patch prepare the transition to common clk for sam9 dt boards by
replacing the timer init callback.
Clocks registration cannot be done in early init callback (as formerly done
by the old clk implementation) because it requires dynamic allocation
which is not ready yet during early init.
In the other hand, at91 clocks must be registered before
at91sam926x_pit_init is called because PIT (Periodic Interval Timer) driver
request the master clk (mck).
A new function (at91sam9_dt_timer_init) is created to fullfil these needs.
This function registers all at91 clks using the dt definition before
calling the PIT init function.
The device tree clock registration is enabled only if common clk is
selected. Else the old clk registration is been done during
at91_dt_initialize call.
Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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Add a device tree for the at91sam9rl-ek. For now it supports:
- MMC
- dbgu
- usart1
- watchdog
- nand
- leds
- buttons
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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at91sam9rl now has a device tree, add it to the at91_dt_defconfig.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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This adds preliminary DT support for the at91sam9rl.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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Add the new names, coming from DT, for the clock lookups.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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As multiplatform build is being adopted by more and more
ARM platforms, initcall function should be used very carefully.
For example, when SPEAr cpufreq driver is enabled on a kernel
booted on a non-SPEAr board, we will get following boot time error:
spear_cpufreq: Invalid cpufreq_tbl
To eliminate this undesired the effect, the patch changes SPEAr
driver to have it instantiated as a platform_driver. Then it will
only run on platforms that create the platform_device "spear-cpufreq".
This patch also creates platform node for SPEAr13xx boards.
Reported-by: Josh Cartwright <joshc@codeaurora.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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The generic cpufreq-cpu0 driver can scale the CPU frequency on Zynq
SOCs. Add the required platform device to the BSP and appropriate
OPPs to the dts.
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Ian Campbell <ijc+devicetree@hellion.org.uk>
Cc: Kumar Gala <galak@codeaurora.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: devicetree@vger.kernel.org
Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Michal Simek <michal.simek@xilinx.com>
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The timer frequency of the arm_global_timer depends on the CPU
frequency. With cpufreq altering that frequency the arm_global_timer
does not maintain a stable time base. Therefore don't enable that timer
in case cpufreq is enabled.
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Michal Simek <michal.simek@xilinx.com>
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Now when drivers/clocksource/Kconfig has been
updated with entires for CMT, TMU, MTU2, and STI
it is safe to remove these from mach-shmobile.
Also select timers per SoC via SYS_SUPPORTS_xxx.
Signed-off-by: Magnus Damm <damm@opensource.se>
Acked-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Wolfram Sang <wsa@sang-engineering.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
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Switch the device tree to the new compatibles introduced in the timer driver
to have a common pattern accross all Allwinner SoCs.
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
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Move the U300 timer driver down to the clocksource driver
subsystem and keep arch/arm clean.
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
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Merge "arm: Xilinx Zynq dt patches for v3.15" from Michal Simek:
- Define fclk-enable property
* tag 'zynq-dt-for-3.15' of git://git.xilinx.com/linux-xlnx:
arm: dt: zynq: Add fclk-enable property to clkc node
Signed-off-by: Olof Johansson <olof@lixom.net>
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