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2015-08-31Merge tag 'staging-4.3-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging Pull staging driver updates from Greg KH: "Here is the big staging driver updates for 4.3-rc1. Lots of things all over the place, almost all of them trivial fixups and changes. The usual IIO updates and new drivers and we have added the MOST driver subsystem which is getting cleaned up in the tree. The ozwpan driver is finally being deleted as it is obviously abandoned and no one cares about it. Full details are in the shortlog, and all of these have been in linux-next with no reported issues" * tag 'staging-4.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (912 commits) staging/lustre/o2iblnd: remove references to ib_reg_phsy_mr() staging: wilc1000: fix build warning with setup_timer() staging: wilc1000: remove DECLARE_WILC_BUFFER() staging: wilc1000: remove void function return statements that are not useful staging: wilc1000: coreconfigurator.c: fix kmalloc error check staging: wilc1000: coreconfigurator.c: use kmalloc instead of WILC_MALLOC staging: wilc1000: remove unused codes of gps8ConfigPacket staging: wilc1000: remove unnecessary void pointer cast staging: wilc1000: remove WILC_NEW and WILC_NEW_EX staging: wilc1000: use kmalloc instead of WILC_NEW staging: wilc1000: Process WARN, INFO options of debug levels from user staging: wilc1000: remove unneeded tstrWILC_MsgQueueAttrs typedef staging: wilc1000: delete wilc_osconfig.h staging: wilc1000: delete wilc_log.h staging: wilc1000: delete wilc_timer.h staging: wilc1000: remove WILC_TimerStart() staging: wilc1000: remove WILC_TimerCreate() staging: wilc1000: remove WILC_TimerDestroy() staging: wilc1000: remove WILC_TimerStop() staging: wilc1000: remove tstrWILC_TimerAttrs typedef ...
2015-08-31Merge tag 'driver-core-4.3-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core updates from Greg KH: "Here is the new patches for the driver core / sysfs for 4.3-rc1. Very small number of changes here, all the details are in the shortlog, nothing major happening at all this kernel release, which is nice to see" * tag 'driver-core-4.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: bus: subsys: update return type of ->remove_dev() to void driver core: correct device's shutdown order driver core: fix docbook for device_private.device selftests: firmware: skip timeout checks for kernels without user mode helper kernel, cpu: Remove bogus __ref annotations cpu: Remove bogus __ref annotation of cpu_subsys_online() firmware: fix wrong memory deallocation in fw_add_devm_name() sysfs.txt: update show method notes about sprintf/snprintf/scnprintf usage devres: fix devres_get()
2015-08-31Merge tag 'char-misc-4.3-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char/misc driver patches from Greg KH: "Here's the "big" char/misc driver update for 4.3-rc1. Not much really interesting here, just a number of little changes all over the place, and some nice consolidation of the nvmem drivers to a common framework. As usual, the mei drivers stand out as the largest "churn" to handle new devices and features in their hardware. All have been in linux-next for a while with no issues" * tag 'char-misc-4.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (136 commits) auxdisplay: ks0108: initialize local parport variable extcon: palmas: Fix build break due to devm_gpiod_get_optional API change extcon: palmas: Support GPIO based USB ID detection extcon: Fix signedness bugs about break error handling extcon: Drop owner assignment from i2c_driver extcon: arizona: Simplify pdata symantics for micd_dbtime extcon: arizona: Declare 3-pole jack if we detect open circuit on mic extcon: Add exception handling to prevent the NULL pointer access extcon: arizona: Ensure variables are set for headphone detection extcon: arizona: Use gpiod inteface to handle micd_pol_gpio gpio extcon: arizona: Add basic microphone detection DT/ACPI bindings extcon: arizona: Update to use the new device properties API extcon: palmas: Remove the mutually_exclusive array extcon: Remove optional print_state() function pointer of struct extcon_dev extcon: Remove duplicate header file in extcon.h extcon: max77843: Clear IRQ bits state before request IRQ toshiba laptop: replace ioremap_cache with ioremap misc: eeprom: max6875: clean up max6875_read() misc: eeprom: clean up eeprom_read() misc: eeprom: 93xx46: clean up eeprom_93xx46_bin_read/write ...
2015-08-31Merge tag 'kvm-4.3-1' of git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds
Pull kvm updates from Paolo Bonzini: "A very small release for x86 and s390 KVM. - s390: timekeeping changes, cleanups and fixes - x86: support for Hyper-V MSRs to report crashes, and a bunch of cleanups. One interesting feature that was planned for 4.3 (emulating the local APIC in kernel while keeping the IOAPIC and 8254 in userspace) had to be delayed because Intel complained about my reading of the manual" * tag 'kvm-4.3-1' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (42 commits) x86/kvm: Rename VMX's segment access rights defines KVM: x86/vPMU: Fix unnecessary signed extension for AMD PERFCTRn kvm: x86: Fix error handling in the function kvm_lapic_sync_from_vapic KVM: s390: Fix assumption that kvm_set_irq_routing is always run successfully KVM: VMX: drop ept misconfig check KVM: MMU: fully check zero bits for sptes KVM: MMU: introduce is_shadow_zero_bits_set() KVM: MMU: introduce the framework to check zero bits on sptes KVM: MMU: split reset_rsvds_bits_mask_ept KVM: MMU: split reset_rsvds_bits_mask KVM: MMU: introduce rsvd_bits_validate KVM: MMU: move FNAME(is_rsvd_bits_set) to mmu.c KVM: MMU: fix validation of mmio page fault KVM: MTRR: Use default type for non-MTRR-covered gfn before WARN_ON KVM: s390: host STP toleration for VMs KVM: x86: clean/fix memory barriers in irqchip_in_kernel KVM: document memory barriers for kvm->vcpus/kvm->online_vcpus KVM: x86: remove unnecessary memory barriers for shared MSRs KVM: move code related to KVM_SET_BOOT_CPU_ID to x86 KVM: s390: log capability enablement and vm attribute changes ...
2015-08-31Merge remote-tracking branches 'spi/topic/ti-qspi', 'spi/topic/xcomm' and ↵Mark Brown
'spi/topic/xlp' into spi-next
2015-08-31Merge remote-tracking branches 'spi/topic/mtk', 'spi/topic/pxa2xx', ↵Mark Brown
'spi/topic/qspi', 'spi/topic/rockchip' and 'spi/topic/s3c24xx' into spi-next
2015-08-31Merge remote-tracking branches 'spi/topic/dw', 'spi/topic/fsl-espi', ↵Mark Brown
'spi/topic/img-spfi' and 'spi/topic/mpc512x-psc' into spi-next
2015-08-31Merge remote-tracking branches 'spi/topic/atmel', 'spi/topic/bcm2835', ↵Mark Brown
'spi/topic/bcm63xx-hsspi' and 'spi/topic/davinci' into spi-next
2015-08-30Merge remote-tracking branches 'regulator/topic/qcom-smd', ↵Mark Brown
'regulator/topic/qcom-spmi', 'regulator/topic/rk808', 'regulator/topic/stub' and 'regulator/topic/tol' into regulator-next
2015-08-30Merge remote-tracking branches 'regulator/topic/mt6311', ↵Mark Brown
'regulator/topic/ocp', 'regulator/topic/owner', 'regulator/topic/pfuze100' and 'regulator/topic/pwm' into regulator-next
2015-08-30Merge remote-tracking branches 'regulator/topic/lp872x', ↵Mark Brown
'regulator/topic/ltc3589', 'regulator/topic/max77693' and 'regulator/topic/max8973' into regulator-next
2015-08-30Merge remote-tracking branches 'regulator/topic/da9210', ↵Mark Brown
'regulator/topic/da9211', 'regulator/topic/fan53555', 'regulator/topic/isl9305' and 'regulator/topic/list' into regulator-next
2015-08-28HID: wacom: Add support for Express Key Remote.Aaron Skomra
This device is pad (buttons) only, there is no stylus or touch. Up to five remotes can pair with the device's associated USB dongle. Signed-off-by: Aaron Skomra <aaron.skomra@wacom.com> Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2015-08-28spi: Add DT bindings documentation for Netlogic XLP SPI controllerKamlakant Patel
Add DT bindings documentation for SPI controller driver used by Netlogic XLP MIPS64 SoCs. Signed-off-by: Kamlakant Patel <kamlakant.patel@broadcom.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2015-08-28Documentation, add kernel-parameters.txt entry for dis_ucode_ldrPrarit Bhargava
dis_ucode_ldr was introduced in 65cef13 ("x86, microcode: Add a disable chicken bit") and will disable microcode loading on x86. This kernel parameter is buried in the code and should be added to the Documentation. Signed-off-by: Prarit Bhargava <prarit@redhat.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-28leds: leds-ns2: move LED modes mapping outside of the driverVincent Donnefort
On the board n090401 (Seagate NAS 4-Bay), the LED mode mapping (GPIO values to LED mode) is different from the one used on other boards supported by the leds-ns2 driver. With this patch the hardcoded mapping is removed from leds-ns2. Now, it must be defined either in the platform data (if an old-fashion board setup file is used) or in the DT node. In order to allow the later, this patch also introduces a modes-map property for the leds-ns2 DT binding. Signed-off-by: Vincent Donnefort <vdonnefort@gmail.com> Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
2015-08-28DT: leds: Improve description of flash LEDs related propertiesJacek Anaszewski
1. Since max-microamp property has had no users so far, then rename it to more descriptive led-max-microamp. 2. Since flash-timeout-us property has had no users so far, then rename it to more accurate flash-max-timeout-us. 3. Describe led-max-microamp property as mandatory for specific board configurations. 4. Make flash-max-microamp and flash-max-timeout-us properties mandatory for devices with configurable flash current and flash timeout settings respectively. Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com> Cc: Richard Purdie <rpurdie@rpsys.net> Cc: Pavel Machek <pavel@ucw.cz> Cc: devicetree@vger.kernel.org Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
2015-08-28x86/mm/mtrr: Remove kernel internal MTRR interfaces: unexport mtrr_add() and ↵Luis R. Rodriguez
mtrr_del() The effort to replace mtrr_add() with architecture agnostic arch_phys_wc_add() is complete, this will ensure write-combining implementations (PAT on x86) is taken advantage instead of using MTRR. With the effort done now, hide direct MTRR access for drivers. The legacy user-space /proc/mtrr ABI is not affected. Update x86 documentation on MTRR to reflect the completion of the phasing out of direct access to MTRR, also add a note on platform firmware code use of MTRRs based on the obituary discussion of MTRRs on Linux [0]. [0] http://lkml.kernel.org/r/1438991330.3109.196.camel@hp.com Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> Cc: <syrjala@sci.fi> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Andy Walls <awalls@md.metrocast.net> Cc: Antonino Daplas <adaplas@gmail.com> Cc: Borislav Petkov <bp@suse.de> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Dave Airlie <airlied@redhat.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Davidlohr Bueso <dbueso@suse.de> Cc: Doug Ledford <dledford@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com> Cc: Juergen Gross <jgross@suse.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mel Gorman <mgorman@suse.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Suresh Siddha <sbsiddha@gmail.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Cc: Toshi Kani <toshi.kani@hp.com> Cc: Ville Syrjälä <syrjala@sci.fi> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: airlied@linux.ie Cc: benh@kernel.crashing.org Cc: bhelgaas@google.com Cc: dan.j.williams@intel.com Cc: konrad.wilk@oracle.com Cc: linux-fbdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: linux-media@vger.kernel.org Cc: mst@redhat.com Cc: netdev@vger.kernel.org Cc: vinod.koul@intel.com Cc: xen-devel@lists.xensource.com Link: http://lkml.kernel.org/r/1440443613-13696-12-git-send-email-mcgrof@do-not-panic.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-08-27hwmon: (fam15h_power) Add documentation for new processors supportHuang Rui
This patch updates description of fam15h_power driver, its scope is extended to family 16h processsors. Signed-off-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-27ARCv2: perf: Finally introduce HS perf unitVineet Gupta
With all features in place, the ARC HS pct block can now be effectively allowed to be probed/used Acked-by: Peter Zijlstra <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
2015-08-26cxlflash: Virtual LUN supportMatthew R. Ochs
Add support for physical LUN segmentation (virtual LUNs) to device driver supporting the IBM CXL Flash adapter. This patch allows user space applications to virtually segment a physical LUN into N virtual LUNs, taking advantage of the translation features provided by this adapter. Signed-off-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com> Signed-off-by: Manoj N. Kumar <manoj@linux.vnet.ibm.com> Reviewed-by: Michael Neuling <mikey@neuling.org> Reviewed-by: Wen Xiong <wenxiong@linux.vnet.ibm.com> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-08-26cxlflash: Superpipe supportMatthew R. Ochs
Add superpipe supporting infrastructure to device driver for the IBM CXL Flash adapter. This patch allows userspace applications to take advantage of the accelerated I/O features that this adapter provides and bypass the traditional filesystem stack. Signed-off-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com> Signed-off-by: Manoj N. Kumar <manoj@linux.vnet.ibm.com> Reviewed-by: Michael Neuling <mikey@neuling.org> Reviewed-by: Wen Xiong <wenxiong@linux.vnet.ibm.com> Reviewed-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: James Bottomley <JBottomley@Odin.com>
2015-08-25Documentation: networking: dsa: Add Broadcom SF2 documentFlorian Fainelli
Add a document describing the Broadcom Starfigther 2 switch hardware, its specifics, and how the driver is implemented and its specifics. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-25Documentation: networking: add a DSA documentFlorian Fainelli
Describe how the DSA subsystem works, its design principles, limitations, and describe in details how to implement a DSA switch driver. Acked-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Scott Feldman <sfeldma@gmail.com> Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-25Merge tag 'tegra-for-4.3-clk' of ↵Stephen Boyd
git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into clk-next clk: tegra: Changes for v4.3-rc1 This contains the DFLL driver needed to implement CPU frequency scaling on Tegra.
2015-08-25tcp: refine pacing rate determinationEric Dumazet
When TCP pacing was added back in linux-3.12, we chose to apply a fixed ratio of 200 % against current rate, to allow probing for optimal throughput even during slow start phase, where cwnd can be doubled every other gRTT. At Google, we found it was better applying a different ratio while in Congestion Avoidance phase. This ratio was set to 120 %. We've used the normal tcp_in_slow_start() helper for a while, then tuned the condition to select the conservative ratio as soon as cwnd >= ssthresh/2 : - After cwnd reduction, it is safer to ramp up more slowly, as we approach optimal cwnd. - Initial ramp up (ssthresh == INFINITY) still allows doubling cwnd every other RTT. Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Neal Cardwell <ncardwell@google.com> Cc: Yuchung Cheng <ycheng@google.com> Acked-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-25Merge branch 'for-4.3-unified-base' into for-4.3Tejun Heo
2015-08-25Docs: dt: add generic MSI bindingsMark Rutland
Currently msi-parent is used in a couple of drivers despite being fairly underspecified. This patch adds a generic binding for MSIs (including the existing msi-parent property) enabling the description of platform devices capable of using MSIs. While MSIs are primarily distinguished by doorbell and payload, some MSI controllers (e.g. the GICv3 ITS) also use side-band information accompanying the write to identify the master which originated the MSI, to allow for sandboxing. This sideband information is non-probeable and needs to be described in the DT. Other MSI controllers may have additional configuration details which need to be described per-master. This patch adds a generic msi-parent binding document, extending the de-facto standard with a new (optional) #msi-cells which can be used to express any per-master configuration and/or sideband data. This is sufficient to describe non-hotpluggable devices. For busses where sideband data may be derived from some bus-specific master ID scheme, other properties will be required to describe the mapping. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Acked-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Rob Herring <robh@kernel.org>
2015-08-25of: Add vendor prefix for JEDEC Solid State Technology AssociationGeert Uytterhoeven
Add the "jedec" vendor prefix for the "JEDEC Solid State Technology Association" (formerly known as the "Joint Electron Device Engineering Council"), which is already in use in several bindings. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Brian Norris <computersforpeace@gmail.com> Signed-off-by: Rob Herring <robh@kernel.org>
2015-08-25Merge branch 'for-mingo' of ↵Ingo Molnar
git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu Pull RCU cleanup from Paul E. McKenney: "Privatize smp_mb__after_unlock_lock(). This commit moves the definition of smp_mb__after_unlock_lock() to kernel/rcu/tree.h, in recognition of the fact that RCU is the only thing using this, that nothing else is likely to use it, and that it is likely to go away completely." Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-08-24clk: add bindings for the Ux500 clocksLinus Walleij
These Ux500 clocks have been around for years and were never properly documented. Add the proper binding documentation. Cc: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Michael Turquette <mturquette@baylibre.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-08-24dt-bindings: clk: Hi6220: Document stub clock driverLeo Yan
Document the new compatible for stub clock driver which is used for CPU and DDR's dynamic frequency scaling. Signed-off-by: Leo Yan <leo.yan@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-08-24dt-bindings: arm: Hi6220: add doc for SRAM controllerLeo Yan
Document "hisilicon,hi6220-sramctrl" for SRAM controller. Signed-off-by: Leo Yan <leo.yan@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-08-24clk: versatile: Switch to assigned clock parentsStephen Boyd
We're removing struct clk from the clk provider API. This code is calling the consumer APIs to change the parent to a 1 MHz fixed rate clock for each of the clocks that the driver provides. Move to using the assigned-clock-parents DT property for this instead. Because this is an ABI break, detect if the property is missing and fall back to setting the parent explicitly before the clocks are registered. Acked-by: Pawel Moll <pawel.moll@arm.com> Cc: Linus Walleij <linus.walleij@linaro.org> Tested-by: Sudeep Holla <sudeep.holla@arm.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-08-24clk: versatile: Add SP810 device tree bindings documentPawel Moll
Signed-off-by: Pawel Moll <pawel.moll@arm.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-08-24Documentation/x86: Rename IRQSTACKSIZE to IRQ_STACK_SIZEAlexander Kuleshov
The IRQSTACKSIZE was renamed to the IRQ_STACK_SIZE in the (26f80bd6a9 x86-64: Convert irqstacks to per-cpu) commit, but it still named IRQSTACKSIZE in the documentation. This patch fixes this. Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-24Documentation/Intel-IOMMU.txt: Modify definition of DRHDNan Xiao
Hi all, According to "Intel Virtualization Technology for Directed I/O" specification, DRHD stands for "DMA Remapping Hardware Unit Definition" , not "DMA Engine Reporting Structure". Signed-off-by: Nan Xiao <nan@chinadtrace.org>
2015-08-24docs: update HOWTO for 3.x -> 4.x versioningMario Carrillo
The HOWTO document needed updating for the new kernel versioning. Signed-off-by: Mario Carrillo <mario.alfredo.c.arevalo@intel.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-24of: Add vendor prefix for Sharp CorporationThierry Reding
Use "sharp" as the vendor prefix for Sharp Corporation in device tree compatible strings. Signed-off-by: Thierry Reding <treding@nvidia.com> [robh: fix name to Sharp Corporation] Signed-off-by: Rob Herring <robh@kernel.org>
2015-08-23Merge tag 'nfc-next-4.3-1' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/sameo/nfc-next Samuel Ortiz says: ==================== NFC 4.3 pull request This is the NFC pull request for 4.3. With this one we have: - A new driver for Samsung's S3FWRN5 NFC chipset. In order to properly support this driver, a few NCI core routines needed to be exported. Future drivers like Intel's Fields Peak will benefit from this. - SPI support as a physical transport for STM st21nfcb. - An additional netlink API for sending replies back to userspace from vendor commands. - 2 small fixes for TI's trf7970a - A few st-nci fixes. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-21Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
Conflicts: drivers/net/usb/qmi_wwan.c Overlapping additions of new device IDs to qmi_wwan.c Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-21dt: snps,dw-apb-ssi: Document new I/O data register width propertyMichael van der Westhuizen
This change documents a new property for the snps,dw-apb-ssi device, allowing an implementer to specify either four byte or two bytes access to the SPI controller data register. This supports a change that unbreaks this driver on picoXcell platforms. Signed-off-by: Michael van der Westhuizen <michael@smart-africa.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2015-08-21Merge tag 'tegra-for-4.3-dt' of ↵Olof Johansson
git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into next/dt ARM: tegra: Devicetree changes for v4.3-rc1 Enables CPU frequency scaling on Jetson TK1 and enables the GK20A GPU on Venice2 and Jetson TK1. This also enables support for the PMU hardware found on Tegra124, which among other things, can be used for performance measurements. * tag 'tegra-for-4.3-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux: ARM: tegra: Add gpio-ranges property ARM: tegra: Fix AHB base address on Tegra20, Tegra30 and Tegra114 ARM: tegra: Add Tegra124 PMU support ARM: tegra: jetson-tk1: Add GK20A GPU DT node ARM: tegra: venice2: Add GK20A GPU DT node ARM: tegra: Add IOMMU node to GK20A ARM: tegra: Add CPU regulator to the Jetson TK1 device tree ARM: tegra: Add entries for cpufreq on Tegra124 ARM: tegra: Enable the DFLL on the Jetson TK1 ARM: tegra: Add the DFLL to Tegra124 device tree pinctrl: tegra: Only set the gpio range if needed clk: tegra: Add the DFLL as a possible parent of the cclk_g clock clk: tegra: Save/restore CCLKG_BURST_POLICY on suspend clk: tegra: Add Tegra124 DFLL clocksource platform driver clk: tegra: Add DFLL DVCO reset control for Tegra124 clk: tegra: Introduce ability for SoC-specific reset control callbacks clk: tegra: Add functions for parsing CVB tables clk: tegra: Add closed loop support for the DFLL clk: tegra: Add library for the DFLL clock source (open-loop mode) clk: tegra: Add binding for the Tegra124 DFLL clocksource Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-20Merge tag 'tegra-for-4.3-cpufreq' of ↵Olof Johansson
git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into next/drivers ARM: tegra: CPU frequency scaling for v4.3-rc1 This adds CPU frequency scaling support for Tegra124. * tag 'tegra-for-4.3-cpufreq' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux: cpufreq: Add cpufreq driver for Tegra124 cpufreq: tegra: Rename tegra-cpufreq to tegra20-cpufreq cpufreq: tegra124: Add device tree bindings Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-20Merge tag 'tegra-for-4.3-cleanup' of ↵Olof Johansson
git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into next/cleanup ARM: tegra: Cleanup patches for v4.3-rc1 Just a couple of trivial cleanups to make the HDA controller driver code match the device tree binding. * tag 'tegra-for-4.3-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux: ALSA: hda/tegra: Order clock and reset names consistently ALSA: hda/tegra - Fix hda2codec_2x clock and reset names Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-20Merge tag 'reset-for-4.3' of git://git.pengutronix.de/git/pza/linux into ↵Olof Johansson
next/drivers Reset controller changes for v4.3 - moved the DT reset binding includes from include/dt-bindings/reset-controller to include/dt-bindings/reset - new driver for LPC18xx Reset Generation Unit (RGU) - of_device_id array in the STi driver changed to const. - extend SoCFPGA reset driver to support Arria10 - new ath79 reset controller driver for AR71XX/AR9XXX - new driver for Xilinx Zynq reset controller * tag 'reset-for-4.3' of git://git.pengutronix.de/git/pza/linux: reset: reset-zynq: Adding support for Xilinx Zynq reset controller. docs: dts: Added documentation for Xilinx Zynq Reset Controller bindings. MIPS: ath79: Add the reset controller to the AR9132 dtsi reset: Add a driver for the reset controller on the AR71XX/AR9XXX devicetree: Add bindings for the ATH79 reset controller reset: socfpga: Update reset-socfpga to read the altr,modrst-offset property doc: dt: add documentation for lpc1850-rgu reset driver reset: add driver for lpc18xx rgu reset: sti: constify of_device_id array ARM: STi: DT: Move reset controller constants into common location MAINTAINERS: add include/dt-bindings/reset path to reset controller entry Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-20irqchip: Add documentation for the bcm2836 interrupt controllerEric Anholt
This is a new per-cpu root interrupt controller on the Raspberry Pi 2, which will chain to the bcm2835 interrupt controller for peripheral interrupts. Signed-off-by: Eric Anholt <eric@anholt.net> Acked-by: Stephen Warren <swarren@wwwdotorg.org> Cc: linux-rpi-kernel@lists.infradead.org Cc: Lee Jones <lee@kernel.org> Cc: Jason Cooper <jason@lakedaemon.net> Cc: linux-arm-kernel@lists.infradead.org Link: http://lkml.kernel.org/r/1438902033-31477-4-git-send-email-eric@anholt.net Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2015-08-20irqchip/bcm2835: Add support for being used as a second level controllerEric Anholt
The BCM2836 (Raspberry Pi 2) uses two levels of interrupt handling with the CPU-local interrupts being the root, so we need to register ours as chained off of the CPU's local interrupt. Signed-off-by: Eric Anholt <eric@anholt.net> Acked-by: Stephen Warren <swarren@wwwdotorg.org> Cc: linux-rpi-kernel@lists.infradead.org Cc: Lee Jones <lee@kernel.org> Cc: Jason Cooper <jason@lakedaemon.net> Cc: linux-arm-kernel@lists.infradead.org Link: http://lkml.kernel.org/r/1438902033-31477-3-git-send-email-eric@anholt.net Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2015-08-20nfc: s3fwrn5: Add driver for Samsung S3FWRN5 NFC ChipRobert Baldyga
Add driver for Samsung S3FWRN5 NFC controller. S3FWRN5 is using NCI protocol and I2C communication interface. Signed-off-by: Robert Baldyga <r.baldyga@samsung.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2015-08-19hwmon: (ltc2978) Add support for LTM4675Guenter Roeck
LTM2975 is a dual 9A or single 18A μModule regulator. It is register compatible with LTM4676. Signed-off-by: Guenter Roeck <linux@roeck-us.net>