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include/linux/i2c is not for client devices. Move the header file to a
more appropriate location.
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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include/linux/i2c is not for client devices. Move the header file to a
more appropriate location.
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The mvebu gpio driver can also be used on arm64 mvebu SoC such as the
Armada 7K/8K. This commit allows to build the driver for them (when only
ARCH_MVEBU is defined)
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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In order to be able to use this driver with the Armada 7K/8K SoCs, we
need to use the regmap to access the registers. Indeed for these new SoCs,
the gpio node will be part of a syscon.
[gregory.clement@free-electrons.com:
- fixed merge conflcit from 4.10 to 4.12-rc1
- added a commit log]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This commit sorts alphabetically the header files.
Reviewed-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The driver supports using mcp23xxx as interrupt controller, so
let's drop all comments stating otherwise.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This moves irq property handling from spi/i2c specific code into
the generic mcp23s08_probe_one. This is possible because the
device properties are named equally.
As a side-effect this drops support for setting the properties via
pdata, which has no mainline users. If boardcode wants to enable
the chip as interrupt controller it can attach the device properties
instead.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Simplify spi pdata handling, so that it uses pdata when available
and falls back to reading device properties otherwise.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Simplify i2c pdata handling, so that it uses pdata when available
and falls back to reading device properties otherwise.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Switching to devm_gpiochip_add_data simplifies the driver's
cleanup routine and safes a few loc.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Let's remove a few lines of code by using managed memory for mcp
variable.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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i2c-core and spi-core already assign the irq, so we
can drop the additional call from the mcp driver.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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The driver compiles & works perfectly fine without OF_GPIO on x86,
so lets drop the dependency.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Instead of using custom caching, this switches to regmap based
caching. Before the conversion the debugfs file used uncached
values, so that it was easily possible to see power-loss related
problems. The new code will check and recover at this place.
The patch will also ensure, that irqs are not cleared by checking
register status in debugfs.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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mcp23s08 support configuration of the pullups using the
pinconf framework. This removes the custom pullup configuration
from platform data, which has no upstream users.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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mcp23xxx device have configurable 100k pullup resistors. This adds
support for enabling them using pinctrl's pinconf interface.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Tested-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This moves the mcp23s08 driver from gpio to pinctrl. Actual
pinctrl support for configuration of the pull-up resistors
follows in its own patch.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Acked-by: Sylvain Lemieux <slemieux.tyco@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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This driver support basic XRA1403 functionalities:
- set gpio direction
- get gpio direction
- set gpio high/low
- get gpio status
Signed-off-by: Nandor Han <nandor.han@ge.com>
Signed-off-by: Semi Malinen <semi.malinen@ge.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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of_device_id::data is an opaque pointer. No explicit cast is needed.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Sören Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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For hot-pluggable devices adding GPIOs dynamically we need to
assemble and add the gpio lookup tables at probe time in modules,
so that requesting these GPIOs in attached drivers can work.
Export lookup table functions for modules.
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fixes from Thomas Gleixner:
"A set of small fixes for the irq subsystem:
- Cure a data ordering problem with chained interrupts
- Three small fixlets for the mbigen irq chip"
* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
genirq: Fix chained interrupt data ordering
irqchip/mbigen: Fix the clear register offset calculation
irqchip/mbigen: Fix potential NULL dereferencing
irqchip/mbigen: Fix memory mapping code
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Pull block fixes from Jens Axboe:
"A small collection of fixes that should go into this cycle.
- a pull request from Christoph for NVMe, which ended up being
manually applied to avoid pulling in newer bits in master. Mostly
fibre channel fixes from James, but also a few fixes from Jon and
Vijay
- a pull request from Konrad, with just a single fix for xen-blkback
from Gustavo.
- a fuseblk bdi fix from Jan, fixing a regression in this series with
the dynamic backing devices.
- a blktrace fix from Shaohua, replacing sscanf() with kstrtoull().
- a request leak fix for drbd from Lars, fixing a regression in the
last series with the kref changes. This will go to stable as well"
* 'for-linus' of git://git.kernel.dk/linux-block:
nvmet: release the sq ref on rdma read errors
nvmet-fc: remove target cpu scheduling flag
nvme-fc: stop queues on error detection
nvme-fc: require target or discovery role for fc-nvme targets
nvme-fc: correct port role bits
nvme: unmap CMB and remove sysfs file in reset path
blktrace: fix integer parse
fuseblk: Fix warning in super_setup_bdi_name()
block: xen-blkback: add null check to avoid null pointer dereference
drbd: fix request leak introduced by locking/atomic, kref: Kill kref_sub()
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On rdma read errors, release the sq ref that was taken
when the req was initialized. This avoids a hang in
nvmet_sq_destroy() when the queue is being freed.
Signed-off-by: Vijay Immanuel <vijayi@attalasystems.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
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Remove NVMET_FCTGTFEAT_NEEDS_CMD_CPUSCHED. It's unnecessary.
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
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Per the recommendation by Sagi on:
http://lists.infradead.org/pipermail/linux-nvme/2017-April/009261.html
Rather than waiting for reset work thread to stop queues and abort the ios,
immediately stop the queues on error detection. Reset thread will restop
the queues (as it's called on other paths), but it does not appear to have
a side effect.
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
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In order to create an association, the remoteport must be
serving either a target role or a discovery role.
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
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CMB doesn't get unmapped until removal while getting remapped on every
reset. Add the unmapping and sysfs file removal to the reset path in
nvme_pci_disable to match the mapping path in nvme_pci_enable.
Fixes: 202021c1a ("nvme : Add sysfs entry for NVMe CMBs when appropriate")
Signed-off-by: Jon Derrick <jonathan.derrick@intel.com>
Acked-by: Keith Busch <keith.busch@intel.com>
Reviewed-By: Stephen Bates <sbates@raithlin.com>
Cc: <stable@vger.kernel.org> # 4.9+
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging driver fixes from Greg KH:
"Here are a number of staging driver fixes for 4.12-rc2
Most of them are typec driver fixes found by reviewers and users of
the code. There are also some removals of files no longer needed in
the tree due to the ion driver rewrite in 4.12-rc1, as well as some
wifi driver fixes. And to round it out, a MAINTAINERS file update.
All have been in linux-next with no reported issues"
* tag 'staging-4.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (22 commits)
MAINTAINERS: greybus-dev list is members-only
staging: fsl-dpaa2/eth: add ETHERNET dependency
staging: typec: fusb302: refactor resume retry mechanism
staging: typec: fusb302: reset i2c_busy state in error
staging: rtl8723bs: remove re-positioned call to kfree in os_dep/ioctl_cfg80211.c
staging: rtl8192e: GetTs Fix invalid TID 7 warning.
staging: rtl8192e: rtl92e_get_eeprom_size Fix read size of EPROM_CMD.
staging: rtl8192e: fix 2 byte alignment of register BSSIDR.
staging: rtl8192e: rtl92e_fill_tx_desc fix write to mapped out memory.
staging: vc04_services: Fix bulk cache maintenance
staging: ccree: remove extraneous spin_unlock_bh() in error handler
staging: typec: Fix sparse warnings about incorrect types
staging: typec: fusb302: do not free gpio from managed resource
staging: typec: tcpm: Fix Port Power Role field in PS_RDY messages
staging: typec: tcpm: Respond to Discover Identity commands
staging: typec: tcpm: Set correct flags in PD request messages
staging: typec: tcpm: Drop duplicate PD messages
staging: typec: fusb302: Fix chip->vbus_present init value
staging: typec: fusb302: Fix module autoload
staging: typec: tcpci: declare private structure as static
...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH:
"Here are a number of small USB fixes for 4.12-rc2
Most of them come from Johan, in his valiant quest to fix up all
drivers that could be affected by "malicious" USB devices. There's
also some fixes for more "obscure" drivers to handle some of the
vmalloc stack fallout (which for USB drivers, was always the case, but
very few people actually ran those systems...)
Other than that, the normal set of xhci and gadget and musb driver
fixes as well.
All have been in linux-next with no reported issues"
* tag 'usb-4.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (42 commits)
usb: musb: tusb6010_omap: Do not reset the other direction's packet size
usb: musb: Fix trying to suspend while active for OTG configurations
usb: host: xhci-plat: propagate return value of platform_get_irq()
xhci: Fix command ring stop regression in 4.11
xhci: remove GFP_DMA flag from allocation
USB: xhci: fix lock-inversion problem
usb: host: xhci-ring: don't need to clear interrupt pending for MSI enabled hcd
usb: host: xhci-mem: allocate zeroed Scratchpad Buffer
xhci: apply PME_STUCK_QUIRK and MISSING_CAS quirk for Denverton
usb: xhci: trace URB before giving it back instead of after
USB: serial: qcserial: add more Lenovo EM74xx device IDs
USB: host: xhci: use max-port define
USB: hub: fix SS max number of ports
USB: hub: fix non-SS hub-descriptor handling
USB: hub: fix SS hub-descriptor handling
USB: usbip: fix nonconforming hub descriptor
USB: gadget: dummy_hcd: fix hub-descriptor removable fields
doc-rst: fixed kernel-doc directives in usb/typec.rst
USB: core: of: document reference taken by companion helper
USB: ehci-platform: fix companion-device leak
...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc driver fixes from Greg KH:
"Here are five small bugfixes for reported issues with 4.12-rc1 and
earlier kernels. Nothing huge here, just a lp, mem, vpd, and uio
driver fix, along with a Kconfig fixup for one of the misc drivers.
All of these have been in linux-next with no reported issues"
* tag 'char-misc-4.12-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
firmware: Google VPD: Fix memory allocation error handling
drivers: char: mem: Check for address space wraparound with mmap()
uio: fix incorrect memory leak cleanup
misc: pci_endpoint_test: select CRC32
char: lp: fix possible integer overflow in lp_setup()
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Pull watchdog fixes from Wim Van Sebroeck:
- orion_wdt compile-test dependencies
- sama5d4_wdt: WDDIS handling and a race confition
- pcwd_usb: fix NULL-deref at probe
- cadence_wdt: fix timeout setting
- wdt_pci: fix build error if SOFTWARE_REBOOT is defined
- iTCO_wdt: all versions count down twice
- zx2967: remove redundant dev_err call in zx2967_wdt_probe()
- bcm281xx: Fix use of uninitialized spinlock
* git://www.linux-watchdog.org/linux-watchdog:
watchdog: bcm281xx: Fix use of uninitialized spinlock.
watchdog: zx2967: remove redundant dev_err call in zx2967_wdt_probe()
iTCO_wdt: all versions count down twice
watchdog: wdt_pci: fix build error if define SOFTWARE_REBOOT
watchdog: cadence_wdt: fix timeout setting
watchdog: pcwd_usb: fix NULL-deref at probe
watchdog: sama5d4: fix race condition
watchdog: sama5d4: fix WDDIS handling
watchdog: orion: fix compile-test dependencies
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git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
"Mostly nouveau and i915, fairly quiet as usual for rc2"
* tag 'drm-fixes-for-v4.12-rc2' of git://people.freedesktop.org/~airlied/linux:
drm/atmel-hlcdc: Fix output initialization
gpu: host1x: select IOMMU_IOVA
drm/nouveau/fifo/gk104-: Silence a locking warning
drm/nouveau/secboot: plug memory leak in ls_ucode_img_load_gr() error path
drm/nouveau: Fix drm poll_helper handling
drm/i915: don't do allocate_va_range again on PIN_UPDATE
drm/i915: Fix rawclk readout for g4x
drm/i915: Fix runtime PM for LPE audio
drm/i915/glk: Fix DSI "*ERROR* ULPS is still active" messages
drm/i915/gvt: avoid unnecessary vgpu switch
drm/i915/gvt: not to restore in-context mmio
drm/etnaviv: don't put fence in case of submit failure
drm/i915/gvt: fix typo: "supporte" -> "support"
drm: hdlcd: Fix the calculation of the scanout start address
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fixes from James Bottomley:
"This is the first sweep of mostly minor fixes. There's one security
one: the read past the end of a buffer in qedf, and a panic fix for
lpfc SLI-3 adapters, but the rest are a set of include and build
dependency tidy ups and assorted other small fixes and updates"
* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
scsi: pmcraid: remove redundant check to see if request_size is less than zero
scsi: lpfc: ensure els_wq is being checked before destroying it
scsi: cxlflash: Select IRQ_POLL
scsi: qedf: Avoid reading past end of buffer
scsi: qedf: Cleanup the type of io_log->op
scsi: lpfc: double lock typo in lpfc_ns_rsp()
scsi: qedf: properly update arguments position in function call
scsi: scsi_lib: Add #include <scsi/scsi_transport.h>
scsi: MAINTAINERS: update OSD entries
scsi: Skip deleted devices in __scsi_device_lookup
scsi: lpfc: Fix panic on BFS configuration
scsi: libfc: do not flood console with messages 'libfc: queue full ...'
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git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm
Pull libnvdimm fixes from Dan Williams:
"A couple of compile fixes.
With the removal of the ->direct_access() method from
block_device_operations in favor of a new dax_device + dax_operations
we broke two configurations.
The CONFIG_BLOCK=n case is fixed by compiling out the block+dax
helpers in the dax core. Configurations with FS_DAX=n EXT4=y / XFS=y
and DAX=m fail due to the helpers the builtin filesystem needs being
in a module, so we stub out the helpers in the FS_DAX=n case."
* 'libnvdimm-for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
dax, xfs, ext4: compile out iomap-dax paths in the FS_DAX=n case
dax: fix false CONFIG_BLOCK dependency
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fix from Wolfram Sang:
"A regression fix for I2C that would be great to have in rc2"
* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: designware: don't infer timings described by ACPI from clock rate
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git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
Pull IOMMU fixes from Joerg Roedel:
- another compile-fix as a fallout of the recent header-file cleanup
- add a missing IO/TLB flush to the Intel VT-d kdump code path
- a fix for ARM64 dma code to only access initialized iova_domain
members
* tag 'iommu-fixes-v4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
iommu/mediatek: Include linux/dma-mapping.h
iommu/vt-d: Flush the IOTLB to get rid of the initial kdump mappings
iommu/dma: Don't touch invalid iova_domain members
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git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
Pull DeviceTree fixes from Rob Herring:
- fix missing allocation failure handling in fdt code
- fix dtc compile error on 32-bit hosts
- revert bad sparse changes causing GCC7 warnings
* tag 'devicetree-fixes-for-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
of: fdt: add missing allocation-failure check
dtc: check.c fix compile error
Partially Revert "of: fix sparse warnings in fdt, irq, reserved mem, and resolver code"
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC fixes from Olof Johansson:
"We had a small batch of fixes before -rc1, but here is a larger one.
It contains a backmerge of 4.12-rc1 since some of the downstream
branches we merge had that as base; at the same time we already had
merged contents before -rc1 and rebase wasn't the right solution.
A mix of random smaller fixes and a few things worth pointing out:
- We've started telling people to avoid cross-tree shared branches if
all they're doing is picking up one or two DT-used constants from a
shared include file, and instead to use the numeric values on first
submission. Follow-up moving over to symbolic names are sent in
right after -rc1, i.e. here. It's only a few minor patches of this
type.
- Linus Walleij and others are resurrecting the 'Gemini' platform,
and wanted a cut-down platform-specific defconfig for it. So I
picked that up for them.
- Rob Herring ran 'savedefconfig' on arm64, it's a bit churny but it
helps people to prepare patches since it's a pain when defconfig
and current savedefconfig contents differs too much.
- Devicetree additions for some pinctrl drivers for Armada that were
merged this window. I'd have preferred to see those earlier but
it's not a huge deail.
The biggest change worth pointing out though since it's touching other
parts of the tree: We added prefixes to be used when cross-including
DT contents between arm64 and arm, allowing someone to #include
<arm/foo.dtsi> from arm64, and likewise. As part of that, we needed
arm/foo.dtsi to work on arm as well. The way I suggested this to Heiko
resulted in a recursive symlink.
Instead, I've now moved it out of arch/*/boot/dts/include, into a
shared location under scripts/dtc. While I was at it, I consolidated
so all architectures now behave the same way in this manner.
Rob Herring (DT maintainer) has acked it. I cc:d most other arch
maintainers but nobody seems to care much; it doesn't really affect
them since functionality is unchanged for them by default"
* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (29 commits)
arm64: dts: rockchip: fix include reference
firmware: ti_sci: fix strncat length check
ARM: remove duplicate 'const' annotations'
arm64: defconfig: enable options needed for QCom DB410c board
arm64: defconfig: sync with savedefconfig
ARM: configs: add a gemini defconfig
devicetree: Move include prefixes from arch to separate directory
ARM: dts: dra7: Reduce cpu thermal shutdown temperature
memory: omap-gpmc: Fix debug output for access width
ARM: dts: LogicPD Torpedo: Fix camera pin mux
ARM: dts: omap4: enable CEC pin for Pandaboard A4 and ES
ARM: dts: gta04: fix polarity of clocks for mcbsp4
ARM: dts: dra7: Add power hold and power controller properties to palmas
soc: imx: add PM dependency for IMX7_PM_DOMAINS
ARM: dts: imx6sx-sdb: Remove OPP override
ARM: dts: imx53-qsrb: Pulldown PMIC IRQ pin
soc: bcm: brcmstb: Correctly match 7435 SoC
tee: add ARM_SMCCC dependency
ARM: omap2+: make omap4_get_cpu1_ns_pa_addr declaration usable
ARM64: dts: mediatek: configure some fixed mmc parameters
...
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single hdlcd fix
* 'for-upstream/hdlcd' of git://linux-arm.org/linux-ld:
drm: hdlcd: Fix the calculation of the scanout start address
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Commit bd698d24b1b57 ("i2c: designware: Get selected speed mode
sda-hold-time via ACPI") updated the logic that reads the timing
parameters for various I2C bus rates from the DSDT, to only read
the timing parameters for the currently selected mode.
This causes a WARN_ON() splat on platforms that legally omit the clock
frequency from the ACPI description, because in the new situation, the
core I2C designware driver still accesses the fields in the driver
struct that we no longer populate, and proceeds to calculate them from
the clock frequency. Since the clock frequency is unspecified, the
driver complains loudly using a WARN_ON().
So revert back to the old situation, where the struct fields for all
timings are populated, but retain the new logic which chooses the SDA
hold time from the timing mode that is currently in use.
Fixes: bd698d24b1b57 ("i2c: designware: Get selected speed mode ...")
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reported-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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The bcm_kona_wdt_set_resolution_reg() call takes the spinlock, so
initialize it earlier. Fixes a warning at boot with lock debugging
enabled.
Fixes: 6adb730dc208 ("watchdog: bcm281xx: Watchdog Driver")
Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
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There is a error message within devm_ioremap_resource
already, so remove the dev_err call to avoid redundant
error message.
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
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The ICH9 is listed as having TCO v2, and indeed the behavior in the
datasheet corresponds to v2 (for example the NO_REBOOT flag is
accessible via the 16KiB-aligned Root Complex Base Address).
However, the TCO counts twice just like in v1; the documentation
of the SECOND_TO_STS bit says: "ICH9 sets this bit to 1 to indicate
that the TIMEOUT bit had been (or is currently) set and a second
timeout occurred before the TCO_RLD register was written. If this
bit is set and the NO_REBOOT config bit is 0, then the ICH9 will
reboot the system after the second timeout. The same can be found
in the BayTrail (Atom E3800) datasheet, and even HOWTOs around
the Internet say that it will reboot after _twice_ the specified
heartbeat.
I did not find the Apollo Lake datasheet, but because v4/v5 has
a SECOND_TO_STS bit just like the previous version I'm enabling
this for Apollo Lake as well.
Cc: linux-watchdog@vger.kernel.org
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
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gcc-7 notices that the length we pass to strncat is wrong:
drivers/firmware/ti_sci.c: In function 'ti_sci_probe':
drivers/firmware/ti_sci.c:204:32: error: specified bound 50 equals the size of the destination [-Werror=stringop-overflow=]
Instead of the total length, we must pass the length of the
remaining space here.
Fixes: aa276781a64a ("firmware: Add basic support for TI System Control Interface (TI-SCI) protocol")
Cc: stable@vger.kernel.org
Acked-by: Nishanth Menon <nm@ti.com>
Acked-by: Santosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus
Johan writes:
USB-serial fixes for v4.12-rc2
Here's a fix for a long-standing issue in the ftdi_sio driver that
prevented unprivileged users from updating the low-latency flag,
something which became apparent after a recent change that restored the
older setting of not using low-latency mode by default.
A run of sparse revealed a couple of endianness issues that are now
fixed, and addressed is also a user-triggerable division-by-zero in
io_ti when debugging is enabled.
Finally there are some new device ids, including a simplification of how
we deal with a couple of older Olimex JTAG adapters.
All have been in linux-next with no reported issues.
Signed-off-by: Johan Hovold <johan@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes
Fixes for omaps for v4.12-rc cycle most consisting of few minor dts fixes
for various devices. Also included is a memory controller (GPMC) debug output
fix as without that the shown bootloader configured GPMC bus width will
be wrong and won't work for kernel timings:
- Add dra7 powerhold configuration to be able to shut down pmic correctly
- Fix polarity for gta04 mcbsp4 clocks for modem
- Fix Pandaboard CEC pin pull making it usable
- Fix LogicPD Torpedo camera pin mux
- Fix GPMC debug bus width
- Reduce cpu thermal shutdown temperature
* tag 'omap-for-v4.12/fixes-v2-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: dts: dra7: Reduce cpu thermal shutdown temperature
memory: omap-gpmc: Fix debug output for access width
ARM: dts: LogicPD Torpedo: Fix camera pin mux
ARM: dts: omap4: enable CEC pin for Pandaboard A4 and ES
ARM: dts: gta04: fix polarity of clocks for mcbsp4
ARM: dts: dra7: Add power hold and power controller properties to palmas
Signed-off-by: Olof Johansson <olof@lixom.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into fixes
i.MX fixes for 4.12:
- A fix on GPCv2 power domain driver Kconfig which causes a build
failure when CONFIG_PM is not set.
- Pull down PMIC IRQ pin for imx53-qsrb board to prevent spurious
PMIC interrupts from happening.
- Remove board level OPP override for imx6sx-sdb to fix a boot crash
seen on Rev.C boards.
* tag 'imx-fixes-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
soc: imx: add PM dependency for IMX7_PM_DOMAINS
ARM: dts: imx6sx-sdb: Remove OPP override
ARM: dts: imx53-qsrb: Pulldown PMIC IRQ pin
Signed-off-by: Olof Johansson <olof@lixom.net>
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http://github.com/Broadcom/stblinux into fixes
This pull request contains Broadcom SoC drivers fixes for 4.12, please
pull the following:
- Florian removes the duplicate compatible string matched by the
SUN_TOP_CTRL driver and instead uses the correct one for 7435
* tag 'arm-soc/for-4.12/drivers-fixes' of http://github.com/Broadcom/stblinux:
soc: bcm: brcmstb: Correctly match 7435 SoC
Signed-off-by: Olof Johansson <olof@lixom.net>
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