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2011-07-13ARM: Kconfig: Allow kprobes on Thumb-2 kernelsJon Medhurst
Signed-off-by: Jon Medhurst <tixy@yxit.co.uk> Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
2011-07-12ARM: tegra: remove mach/barriers.hColin Cross
The barriers implemented in arch/arm/mach-tegra/mach/barriers.h are exactly the same as the default barriers implemented in arch/arm/include/asm/system.h. Remove barriers.h from Tegra, and don't select ARCH_HAS_BARRIERS. Signed-off-by: Colin Cross <ccross@android.com> Acked-by: Olof Johansson <olof@lixom.net>
2011-07-12ARM: pxa: enable MULTI_IRQ_HANDLER for all boardsEric Miao
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
2011-07-12ARM: pxa: enable AUTO_ZRELADDREric Miao
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
2011-07-10Convert OMAPs 32kHz clocksource implementation to use the generic MMIORussell King - ARM Linux
clocksource support. This achieves several things: 1. It means we get rid of all these helper functions which frankly should never have been necessary. 2. It means omap_readl() inside these helper functions does not appear in ftrace output. Another plus is that we avoid the overhead of calculating the address to read each time, but a minus is that we use readl() which has a barrier. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> [tony@atomide.com: updated to use ioremap] Signed-off-by: Tony Lindgren <tony@atomide.com>
2011-07-09ARM: CSR: Adding CSR SiRFprimaII board supportBinghua Duan
SiRFprimaII is the latest generation application processor from CSR’s Multifunction SoC product family. Designed around an ARM cortex A9 core, high-speed memory bus, advanced 3D accelerator and full-HD multi-format video decoder, SiRFprimaII is able to meet the needs of complicated applications for modern multifunction devices that require heavy concurrent applications and fluid user experience. Integrated with GPS baseband, analog and PMU, this new platform is designed to provide a cost effective solution for Automotive and Consumer markets. This patch adds the basic support for this SoC and EVB board based on device tree. It is following the ZYNQ of Xilinx in some degree. Signed-off-by: Binghua Duan <Binghua.Duan@csr.com> Signed-off-by: Rongjun Ying <Rongjun.Ying@csr.com> Signed-off-by: Zhiwu Song <Zhiwu.Song@csr.com> Signed-off-by: Yuping Luo <Yuping.Luo@csr.com> Signed-off-by: Bin Shi <Bin.Shi@csr.com> Signed-off-by: Huayi Li <Huayi.Li@csr.com> Signed-off-by: Barry Song <Baohua.Song@csr.com> Reviewed-by: Arnd Bergmann <arnd@arndb.de>
2011-07-07ARM: cns3xxx: Should select CPU_V6KImre Kaloz
CNS3XXX is based on MPCore, so select the right CPU option for it. Signed-off-by: Imre Kaloz <kaloz@openwrt.org> Signed-off-by: Anton Vorontsov <avorontsov@mvista.com>
2011-07-07ARM: mxc: convert tzic to use generic irq chipShawn Guo
The patch converts mxc tzic interrupt controller to use generic irq chip. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2011-07-06ARM: 6960/1: allow enabling SCU code on UPRob Herring
The scu_power_mode function can be used on UP builds as it drives signals to an SOC power controller. So make it selectable for !SMP. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-07-02ARM / shmobile: Support for I/O power domains for SH7372 (v9)Rafael J. Wysocki
Use the generic power domains support introduced by the previous patch to implement support for power domains on SH7372. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Paul Mundt <lethal@linux-sh.org>
2011-06-29ARM: 6886/1: mmc, Add zboot from eSD support for SuperH Mobile ARMSimon Horman
This allows a ROM-able zImage to be written to eSD and for SuperH Mobile ARM to boot directly from the SDHI hardware block. This is achieved by the MaskROM loading the first portion of the image into MERAM and then jumping to it. This portion contains loader code which copies the entire image to SDRAM and jumps to it. From there the zImage boot code proceeds as normal, uncompressing the image into its final location and then jumping to it. Cc: Paul Mundt <lethal@linux-sh.org> Acked-by: Magnus Damm <magnus.damm@gmail.com> Acked-by: Paul Mundt <lethal@linux-sh.org> Signed-off-by: Simon Horman <horms@verge.net.au> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-06-20ARM: Xilinx: Adding Xilinx board supportJohn Linn
The 1st board support is minimal to get a system up and running on the Xilinx platform. This platform reuses the clock implementation from plat-versatile, and it depends entirely on CONFIG_OF support. There is only one board support file which obtains all device information from a device tree dtb file which is passed to the kernel at boot time. Signed-off-by: John Linn <john.linn@xilinx.com>
2011-06-02ARM: Allow SoCs to enable scatterlist chainingRussell King
Allow SoCs to enable the scatterlist chaining support, which allows scatterlist tables to be broken up into smaller allocations. As support for this feature depends on the implementation details of the users of the scatterlists, we can't enable this globally without auditing all the users, which is a very big task. Instead, let SoCs progressively switch over to using this. SoC drivers using scatterlists and SoC DMA implementations need auditing before this option can be enabled for the SoC. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-27Merge branches 'devel', 'devel-stable' and 'fixes' into for-linusRussell King
2011-05-26ARM: 6863/1: allow hotplug on msmJeffrey Ohlstein
Hotplug support was added in 9f1890a (msm: hotplug: support cpu hotplug on msm, 2010-12-02) Signed-off-by: Jeff Ohlstein <johlstei@codeaurora.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-26ARM: 6913/1: sparsemem: allow pfn_valid to be overridden when using SPARSEMEMWill Deacon
In commit eb33575c ("[ARM] Double check memmap is actually valid with a memmap has unexpected holes V2"), a new function, memmap_valid_within, was introduced to mmzone.h so that holes in the memmap which pass pfn_valid in SPARSEMEM configurations can be detected and avoided. The fix to this problem checks that the pfn <-> page linkages are correct by calculating the page for the pfn and then checking that page_to_pfn on that page returns the original pfn. Unfortunately, in SPARSEMEM configurations, this results in reading from the page flags to determine the correct section. Since the memmap here has been freed, junk is read from memory and the check is no longer robust. In the best case, reading from /proc/pagetypeinfo will give you the wrong answer. In the worst case, you get SEGVs, Kernel OOPses and hung CPUs. Furthermore, ioremap implementations that use pfn_valid to disallow the remapping of normal memory will break. This patch allows architectures to provide their own pfn_valid function instead of using the default implementation used by sparsemem. The architecture-specific version is aware of the memmap state and will return false when passed a pfn for a freed page within a valid section. Acked-by: Mel Gorman <mgorman@suse.de> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Tested-by: H Hartley Sweeten <hsweeten@visionengravers.com> Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-26Merge branch 'for-rmk' of git://github.com/at91linux/linux-2.6-at91 into ↵Russell King
devel-stable
2011-05-25Merge branch 'for-rmk' of ↵Russell King
git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into devel-stable Conflicts: arch/arm/Kconfig arch/arm/mach-exynos4/mach-nuri.c
2011-05-25at91: drop boot_params and PLAT_PHYS_OFFSETJean-Christophe PLAGNIOL-VILLARD
select ARM_PATCH_PHYS_VIRT as with ARM_PATCH_PHYS_VIRT you can patch boot_params at runtime or any recent bootloader will provide a valid atags pointer in r2 as point out by Russell on AT91 we never use XIP so se do not need PLAT_PHYS_OFFSET Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Cc: Nicolas Ferre <nicolas.ferre@atmel.com> Cc: Patrice Vilchez <patrice.vilchez@atmel.com> Cc: Andrew Victor <linux@maxim.org.za> Cc: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-25at91: switch to CLKDEV_LOOKUPJean-Christophe PLAGNIOL-VILLARD
we do not change the clock naming convention so does not need to switch the AVR32 yet Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Cc: Patrice Vilchez <patrice.vilchez@atmel.com>
2011-05-25Merge branch 'devicetree/arm-next' of git://git.secretlab.ca/git/linux-2.6 ↵Russell King
into devel-stable
2011-05-23Merge branch 'devel-stable' into for-linusRussell King
Conflicts: arch/arm/Kconfig arch/arm/mach-ns9xxx/include/mach/uncompress.h
2011-05-23Merge branches 'consolidate', 'ep93xx', 'fixes', 'misc', 'mmci', 'remove' ↵Russell King
and 'spear' into for-linus
2011-05-23Merge branches 'consolidate-clksrc', 'consolidate-flash', ↵Russell King
'consolidate-generic', 'consolidate-smp', 'consolidate-stmp' and 'consolidate-zones' into consolidate
2011-05-23ARM: bcmring: convert to sp804 clocksourceRussell King
bcmring has a set of four sp804 timers incorporated, yet it has its own copy of the sp804 code. Convert its clocksource implementation to the standard sp804 support code. Cc: Jiandong Zheng <jdzheng@broadcom.com> Cc: Scott Branden <sbranden@broadcom.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-23clocksource: convert MXS timrotv2 to 32-bit down counting clocksourceRussell King
Convert the MXS timrotv2 32-bit down counting clocksource to the generic clocksource infrastructure. Cc: Sascha Hauer <kernel@pengutronix.de> Acked-by: Shawn Guo <shawn.guo@freescale.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-23clocksource: convert SPEAr platforms 16-bit up counting clocksourceRussell King
Convert SPEAr platforms 16-bit up counting clocksource, which requires a 16-bit register access read rather than 32-bit. Acked-by: Viresh Kumar <viresh.kumar@st.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-23clocksource: convert W90x900 24-bit down counting clocksourceRussell King
Convert the W90x900 24-bit down-counting clocksource to the generic mmio clocksource infrastructure Acked-by: Wan ZongShun <mcuos.com@gmail.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-23clocksource: convert ARM 32-bit down counting clocksourcesRussell King
Convert SP804, MXC, Nomadik and Orion 32-bit down-counting clocksources to generic mmio clocksource infrastructure. Acked-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: Alessandro Rubini <rubini@unipv.it> Acked-by: Linus Walleij <linus.walleij@linaro.org> Cc: Lennert Buytenhek <kernel@wantstofly.org> Acked-by: Nicolas Pitre <nico@fluxnic.net> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-23clocksource: convert ARM 32-bit up counting clocksourcesRussell King
Convert ixp4xx, lpc32xx, mxc, netx, pxa, sa1100, tcc8k, tegra and u300 to use the generic mmio clocksource recently introduced. Cc: Imre Kaloz <kaloz@openwrt.org> Cc: Krzysztof Halasa <khc@pm.waw.pl> Acked-by: Eric Miao <eric.y.miao@gmail.com> Acked-by: "Hans J. Koch" <hjk@hansjkoch.de> Acked-by: Colin Cross <ccross@android.com> Cc: Erik Gilling <konkers@android.com> Cc: Olof Johansson <olof@lixom.net> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-23ARM: Fix generic irq chipRussell King
As a result of c42321c (genirq: Make generic irq chip depend on CONFIG_GENERIC_IRQ_CHIP), we now need those platforms using this in my tree to select this symbol. Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Nicolas Pitre <nico@fluxnic.net> Acked-by: Sekhar Nori <nsekhar@ti.com> Acked-by: Kevin Hilman <khilman@ti.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-16ARM: 6900/1: Suspend: Fix build error on ARCH_S5PC100Kukjin Kim
The current mainline codes of ARCH_S5PC100 cannot support suspend to ram. So needs this for preventing build error. Cc: Russell King <rmk+kernel at arm.linux.org.uk> Signed-off-by: Kukjin Kim <kgene.kim at samsung.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-12ARM: 6893/1: Allow for kernel command line concatenationVictor Boivie
This patch allows the provided CONFIG_CMDLINE to be concatenated with the one provided by the boot loader. This is useful to merge the static values defined in CONFIG_CMDLINE with the boot loader's (possibly) more dynamic values, such as startup reasons and more. Signed-off-by: Victor Boivie <victor.boivie@sonyericsson.com> Reviewed-by: Bjorn Andersson <bjorn.andersson@sonyericsson.com> Signed-off-by: Oskar Andero <oskar.andero@sonyericsson.com> Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-12ARM: phys-to-virt: improve Kconfig help textsRussell King
Improve the Kconfig help texts for the phys-to-virt patching feature. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-12ARM: Highmem: drop experimental statusRussell King
Highmem on ARM has been around for a while now, without any major issues being raised. So, drop the experimental status of this feature. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-12ARM: SMP: drop experimental statusRussell King
SMP on ARM has been around for a while now, without any major issues being raised. So, drop the experimental status of this feature. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-05-12ARM: S5P6442: Removing ARCH_S5P6442Kukjin Kim
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2011-05-11arm/dt: Allow CONFIG_OF on ARMGrant Likely
Add some basic empty infrastructure for DT support on ARM. v5: - Fix off-by-one error in size calculation of initrd - Stop mucking with cmd_line, and load command line from dt into boot_command_line instead which matches the behaviour of ATAGS booting v3: - moved cmd_line export and initrd setup to this patch to make the series bisectable. - switched to alloc_bootmem_align() for allocation when unflattening the device tree. memblock_alloc() was not the right interface. Signed-off-by: Jeremy Kerr <jeremy.kerr@canonical.com> Tested-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2011-05-03ARM: Moving Marvell Dove platform defaults to ARMv7Konstantin Porotchkin
Disabled legacy support for ARMv6 architecture on Dove platform. Latest Dove HW uses only ARMv7 model. Signed-off-by: Konstantin Porotchkin <kostap@marvell.com> Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
2011-05-02ARM: plat-stmp: remove platWolfram Sang
Now that both users of plat-stmp have been deleted in previous patches, delete the platform, too. Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Acked-by: Shawn Guo <shawn.guo@freescale.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-04-28ARM: 6888/1: remove ns9xxx portUwe Kleine-König
The port is actually unmaintained and only received global cleanups and a few build fixes since mid 2008. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-04-13Merge branch 'fix' of ↵Russell King
git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6 into fixes
2011-04-10ARM: 6866/1: Do not restrict HIGHPTE to !OUTER_CACHECatalin Marinas
The HIGHPTE config option depends on !OUTER_CACHE. However, there is no set_pte_ext() function that does outer cache maintenance by physical address, hence no need for such restriction. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-04-02ARM: Only allow PM_SLEEP with CPUs which support suspendRussell King
Offering CONFIG_PM_SLEEP for CPUs which do not support suspend leads to build errors, so only set CONFIG_ARCH_SUSPEND_POSSIBLE if we have a CPU selected which supports suspend. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-03-31Fix common misspellingsLucas De Marchi
Fixes generated by 'codespell' and manually reviewed. Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
2011-03-30Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (65 commits) ARM: 6826/1: Merge v6 and v7 DEBUG_LL DCC support ARM: 6838/1: etm: fix section mismatch warning ARM: 6837/1: remove unused pci_fixup_prpmc1100 ARM: 6836/1: kprobes/fix emulation of LDR/STR instruction when Rn == PC Fix the broken build for Marvell Dove platform. ARM: 6835/1: perf: ensure overflows aren't missed due to IRQ latency ARM: 6834/1: perf: reset counters on all CPUs during initialisation ARM: 6833/1: perf: add required isbs() to ARMv7 backend ARM: 6825/1: kernel/sleep.S: fix Thumb2 compilation issues ARM: 6807/1: realview: Fix secondary GIC initialisation for EB with MPCore tile arm: mach-mx3: pcm043: add write-protect and card-detect for SD1 eukrea_mbimxsd51: add SD Card detect eukrea_mbimxsd25-baseboard: add SD card detect mx3/eukrea_mbimxsd-baseboard: add SD card detect support mx3/eukrea_mbimxsd-baseboard: fix gpio request ARM: mxs/mx28evk: add mmc device ARM: mxs/mx23evk: add mmc device ARM: mxs: dynamically allocate mmc device ARM: mx51_efika: update platform data for new mfd changes mx2/iomux: Set direction for CSPI2 pins ...
2011-03-29arm: Use generic show_interrupts()Thomas Gleixner
Use the generic version and just keep the arch specific output. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2011-03-28Merge branch 'for-rmk' of git://git.pengutronix.de/git/imx/linux-2.6 into ↵Russell King
devel-stable
2011-03-28ARM: Suspend: Fix dependency of ARCH_SUSPEND_POSSIBLEKukjin Kim
The current mainline codes of ARCH_S5P64X0 and ARCH_S5P6442 can not support suspend to ram. So needs this for preventing build error on them. Cc: Russell King <rmk+kernel@arm.linux.org.uk> Cc: Rafael J. Wysocki <rjw@sisk.pl> Cc: Len Brown <len.brown@intel.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2011-03-23Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-armLinus Torvalds
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (35 commits) ARM: Update (and cut down) mach-types ARM: 6771/1: vexpress: add support for multiple core tiles ARM: 6797/1: hw_breakpoint: Fix newlines in WARNings ARM: 6751/1: vexpress: select applicable errata workarounds in Kconfig ARM: 6753/1: omap4: Enable ARM local timers with OMAP4430 es1.0 exception ARM: 6759/1: smp: Select local timers vs broadcast timer support runtime ARM: pgtable: add pud-level code ARM: 6673/1: LPAE: use phys_addr_t instead of unsigned long for start of membanks ARM: Use long long format when printing meminfo physical addresses ARM: integrator: add Integrator/CP sched_clock support ARM: realview/vexpress: consolidate SMP bringup code ARM: realview/vexpress: consolidate localtimer support ARM: integrator/versatile: consolidate FPGA IRQ handling code ARM: rationalize versatile family Kconfig/Makefile ARM: realview: remove old AMBA device DMA definitions ARM: versatile: remove old AMBA device DMA definitions ARM: vexpress: use new init_early for clock tree and sched_clock init ARM: realview: use new init_early for clock tree and sched_clock init ARM: versatile: use new init_early for clock tree and sched_clock init ARM: integrator: use new init_early for clock tree init ...