Commit Graph

22338 Commits

Author SHA1 Message Date
Olof Johansson 207b504a63 The i.MX SoC changes for 4.3:
- Add i.MX6 Ultralite SoC support, which is the newest addition to
    i.MX6 family.  It integrates a single Cortex-A7 core and a power
    management module that reduces the complexity of external power
    supply and simplifies power sequencing.
  - Change SNVS RTC driver to use syscon interface for register access,
    and add SNVS power key driver support.
  - Add a second clock for mxc rtc driver, and support device tree probe
    for the driver.
  - Add FEC MAC reference clock and phy fixup initialization for i.MX6UL
    platform.
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Merge tag 'imx-soc-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into next/soc

The i.MX SoC changes for 4.3:
 - Add i.MX6 Ultralite SoC support, which is the newest addition to
   i.MX6 family.  It integrates a single Cortex-A7 core and a power
   management module that reduces the complexity of external power
   supply and simplifies power sequencing.
 - Change SNVS RTC driver to use syscon interface for register access,
   and add SNVS power key driver support.
 - Add a second clock for mxc rtc driver, and support device tree probe
   for the driver.
 - Add FEC MAC reference clock and phy fixup initialization for i.MX6UL
   platform.

* tag 'imx-soc-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  rtc: snvs: select option REGMAP_MMIO
  ARM: imx6ul: add fec MAC refrence clock and phy fixup init
  ARM: imx6ul: add fec bits to GPR syscon definition
  rtc: mxc: add support of device tree
  dt-binding: document the binding for mxc rtc
  rtc: mxc: use a second rtc clock
  input: snvs_pwrkey: use "wakeup-source" as deivce tree property name
  Document: devicetree: input: imx: i.mx snvs power device tree bindings
  input: keyboard: imx: add snvs power key driver
  Document: dt: fsl: snvs: change support syscon
  rtc: snvs: use syscon to access register
  ARM: imx: add low-level debug support for i.mx6ul
  ARM: imx: add i.mx6ul msl support

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-18 13:10:05 -07:00
Greg Kroah-Hartman dba3398381 Revert "usb: interface authorization: Documentation part"
This reverts commit 6ef2bf7176 as the
signed-off-by address is invalid.

Cc: Stefan Koch <stefan.koch10@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-18 09:57:15 -07:00
Joachim Eastwood df48f3ff95 doc: dt: dma: add bindings for lpc1850-dmamux
Add device tree bindings documentation for the
lpc1850-dmamux DMA router.

Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-08-18 22:12:14 +05:30
Linus Walleij fbd7e41005 doc: dt: dma: add binding doc for pl08x
This introduces device tree bindings for the PL08x DMA controllers
when used with fixed signal assignment per channel, i.e. if each
channel on the PL08x is assigned precisely one burst/single signal
set.

[je: remove channel sub-node parsing, use cell value to assign AHB]

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-08-18 22:12:14 +05:30
Wang Dongsheng c8254e27fd powerpc/85xx: Add binding for SCFG
SCFG provides SoC specific configuration and status registers for
the chip. Add this for powerpc platform.

Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2015-08-17 19:33:20 -05:00
Guenter Roeck 228b687d9e hwmon: (ltc2978) Add support for LTC3886
LTC3886 is a is a dual PolyPhase DC/DC synchronous step-down switching
regulator controller. It is mostly command compatible to LTC3883,
but supports two phases instead of one.

Suggested-by: Michael Jones <mike@proclivis.com>
Tested-by: Michael Jones <mike@proclivis.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-17 16:36:00 -07:00
Guenter Roeck 52aae6af71 hwmon: (ltc2978) Add support for LTC2980 and LTM2987
LTC2980 and LTM2987 are command compatible to LTC2977. They consist of
two LTC2977 on a single die, and are instantiated as two separate chips,
each supporting eight channels.

Suggested-by: Michael Jones <mike@proclivis.com>
Tested-by: Michael Jones <mike@proclivis.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-17 16:35:59 -07:00
David S. Miller 0aa65cc0c2 Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says:

====================
pull request: bluetooth-next 2015-08-16

Here's what's likely the last bluetooth-next pull request for 4.3:

 - 6lowpan/802.15.4 refactoring, cleanups & fixes
 - Document 6lowpan netdev usage in Documentation/networking/6lowpan.txt
 - Support for UART based QCA Bluetooth controllers
 - Power management support for Broeadcom Bluetooth controllers
 - Change LE connection initiation to always use passive scanning first
 - Support for new Silicon Wave USB ID

Please let me know if there are any issues pulling. Thanks.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-17 15:41:21 -07:00
David S. Miller c87acb2558 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next
Steffen Klassert says:

====================
pull request (net-next): ipsec-next 2015-08-17

1) Fix IPv6 ECN decapsulation for IPsec interfamily tunnels.
   From Thomas Egerer.

2) Use kmemdup instead of duplicating it in xfrm_dump_sa().
   From Andrzej Hajda.

3) Pass oif to the xfrm lookups so that it gets set on the flow
   and the resolver routines can match based on oif.
   From David Ahern.

4) Add documentation for the new xfrm garbage collector threshold.
   From Alexander Duyck.

Please pull or let me know if there are problems.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-17 14:05:14 -07:00
Guenter Roeck 649ca820da hwmon: (ltc2978) Add support for LTC2975
LTC2975 is mostly compatible to LTC2974, but supports input current
and power measurement.

Tested-by: Michael Jones <mike@proclivis.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-17 11:55:55 -07:00
Greg Kroah-Hartman 672cfeeb93 Update extcon for v4.3
This patchset include the function update of extcon drivers without critical
 update and fix minor issue of extcon drivers.
 
 Detailed description for patchset:
 1. Update the extcon drivers:
 - Update the logic of microphone detection for extcon-arizona driver
 - Support GPIO based USB ID detection of extcon-palmas driver
 
 2. Fix minor issues:
 - Clean code and remove the opitonal print_state() function pointer from extcon
   core driver
 - Clear interrupt bit state before requesting irq on extcon-max778433 driver
 - Fix signedness bugs of extcon core driver
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Merge tag 'extcon-next-for-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon into char-misc-testing

Chanwoo writes:

Update extcon for v4.3

This patchset include the function update of extcon drivers without critical
update and fix minor issue of extcon drivers.

Detailed description for patchset:
1. Update the extcon drivers:
- Update the logic of microphone detection for extcon-arizona driver
- Support GPIO based USB ID detection of extcon-palmas driver

2. Fix minor issues:
- Clean code and remove the opitonal print_state() function pointer from extcon
  core driver
- Clear interrupt bit state before requesting irq on extcon-max778433 driver
- Fix signedness bugs of extcon core driver
2015-08-17 09:12:15 -07:00
Ingo Molnar 5461bd81bf Linux 4.2-rc7
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Merge tag 'v4.2-rc7' into x86/boot, to refresh the branch before merging new changes

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-08-17 10:41:59 +02:00
Dirk Behme ac49fbd1f9 Documentation: gpio: consumer: describe active low property
I've been searching for any documentation of 'the active-low property of a GPIO'
already mentioned in this documenation. But couldn't find any. Add it.

Sigend-off-by: Dirk Behme <dirk.behme@gmail.com>
Acked-by: Alexandre Courbot <acourbot@nvidia.com>
[Spelling, grammar fixes]
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2015-08-17 10:38:52 +02:00
Vinod Koul 60884ddecd Documentation: dmaengine: Add DMA_CTRL_REUSE documentation
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by:Robert Jarzmik <robert.jarzmik@free.fr>
2015-08-17 13:46:22 +05:30
Vinod Koul 06f10e2f93 Documentation: dmaengine: fix the DMA_CTRL_ACK documentation
As discussed recently the meaning of DMA_CTRL_ACK is that a desc cannot be
reused by provider until the client acknowledges receipt, i.e. has has a
chance to establish any dependency chains. So update documentation

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by:Robert Jarzmik <robert.jarzmik@free.fr>
2015-08-17 13:46:22 +05:30
Matt Ranostay efe3b616f8 Input: cap11xx - add LED support
Several cap11xx variants have LEDs that be can be controlled; let's plug
the driver into the LED subsystem.

Signed-off-by: Matt Ranostay <mranostay@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2015-08-16 23:22:01 -07:00
Dave Airlie 6406e45cc6 drm/panel: Changes for v4.3-rc1
This introduces support for a couple of new panels and also contains
 some work to restructure the directories to get more consistency, to
 deal better with more panel and bridge drivers getting added.
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Merge tag 'drm/panel/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next

drm/panel: Changes for v4.3-rc1

This introduces support for a couple of new panels and also contains
some work to restructure the directories to get more consistency, to
deal better with more panel and bridge drivers getting added.

* tag 'drm/panel/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux:
  drm/bridge: Put Kconfig entries in a separate menu
  drm/panel: Add support for LG LG4573 480x800 4.3" panel
  drm/panel: Add display timing for Okaya RS800480T-7X0GP
  of: Add Okaya Electric America vendor prefix
  drm/panel: simple: Add support for NEC NL4827HC19-05B 480x272 panel
  drm/panel: simple: Add support for AUO B080UAN01
  drm/panel: simple: Correct minimum hsync length of the HannStar HSD070PWW1 panel
  drm/panel: simple: Add bus format for HannStar HSD070PWW1 LVDS panel
  drm/bridge: Add vendor prefixes
  drm/panel: Add Samsung prefix to panel drivers
  drm/exynos: Remove PTN3460 dependency
2015-08-17 15:53:05 +10:00
Dave Airlie bef2c7bd57 drm/tegra: Changes for v4.3-rc1
There are a bunch of non-critical fixes here that I've collected over
 the past few months, but the biggest part is Tegra210 support, in the
 DC, DSI and SOR/HDMI drivers.
 
 Also this finally restores DPMS with atomic mode-setting, something
 that has been broken since the conversion and which I had originally
 expected to take far less longer to fix.
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Merge tag 'drm/tegra/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next

drm/tegra: Changes for v4.3-rc1

There are a bunch of non-critical fixes here that I've collected over
the past few months, but the biggest part is Tegra210 support, in the
DC, DSI and SOR/HDMI drivers.

Also this finally restores DPMS with atomic mode-setting, something
that has been broken since the conversion and which I had originally
expected to take far less longer to fix.

* tag 'drm/tegra/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux: (41 commits)
  drm/tegra: sor: Add HDMI support
  drm/tegra: sor: Add Tegra210 eDP support
  drm/tegra: dc: Implement atomic DPMS
  drm/tegra: sor: Restore DPMS
  drm/tegra: dsi: Restore DPMS
  drm/tegra: hdmi: Restore DPMS
  drm/tegra: rgb: Restore DPMS
  drm/tegra: sor: Use DRM debugfs infrastructure for CRC
  drm/tegra: sor: Write correct head state registers
  drm/tegra: sor: Constify display mode
  drm/tegra: sor: Reset the correct debugfs fields
  drm/tegra: sor: Set minor after debugfs initialization
  drm/tegra: sor: Provide error messages in probe
  drm/tegra: sor: Rename registers for consistency
  drm/tegra: dpaux: Disable interrupt when detached
  drm/tegra: dpaux: Configure pads as I2C by default
  drm/tegra: dpaux: Provide error message in probe
  drm/tegra: dsi: Add Tegra210 support
  drm/tegra: dsi: Add Tegra132 support
  drm/tegra: dsi: Add Tegra124 support
  ...
2015-08-17 15:52:39 +10:00
Dave Airlie 3be66711b6 Merge branch 'msm-next' of git://people.freedesktop.org/~robclark/linux into drm-next
1) includes all the drm/msm side of things for upstream kernel working
on dragonboard 410c (still some pending work on adv7533 bridge chip)
2) initial support for msm8x94 (snapdragon 810)
3) support for msm8x74v1 (in addition to existing v2 support)
4) support for dma planes on mdp5 (additional planes that cannot scale/csc)
5) more yuv format support for mdp5 (single plane vyuy/uyvy/yuyv/yvyu,
two plane nv16/nv61, and three plane yuv420/yvu420)
6) rotation support for mdp5
7) initial hdcp support
8) fixes, etc

* 'msm-next' of git://people.freedesktop.org/~robclark/linux: (46 commits)
  drm/msm/dsi: Introduce DSI configuration module
  drm/msm/dsi: Make each PHY type compilation independent
  drm/msm/dsi: Split PHY drivers to separate files
  drm/msm/dsi: Return void from msm_dsi_phy_disable()
  drm/msm/dsi: Specify bitmask to set source PLL
  drm/msm/mdp: Clear pending interrupt status before enable interrupt
  drm/msm/mdp5: Add rotation (hflip/vflip) support to MDP5 planes (v2)
  drm/msm: add calls to prepare and unprepare panel
  drm/msm/dsi: Modify dsi manager bridge ops to work with external bridges
  drm/msm/dsi: Allow dsi to connect to an external bridge
  drm/msm/dsi: Create a helper to check if there is a connected device
  drm/msm/dsi: Refer to connected device as 'device' instead of 'panel'
  drm/msm/dsi: Make TE gpio optional
  drm/msm: mdp4 lvds: get panel node via of graph parsing
  drm/msm: dsi host: Use device graph parsing to parse connected panel
  drm/msm: dsi host: add missing of_node_put()
  drm/msm: Enable clocks during enable/disable_vblank() callbacks
  drm/msm/mdp5: Add support for msm8x74v1
  drm/msm/mdp5: Add DMA pipe planes for MDP5
  drm/msm/mdp: Add capabilities to MDP planes (v2)
  ...
2015-08-17 14:33:11 +10:00
Dave Airlie d3638ac429 Merge tag 'drm-intel-next-fixes-2015-08-16' of git://anongit.freedesktop.org/drm-intel into drm-next
Bunch more fixes for 4.3, most of it skl fallout. It's not quite all yet,
there's still a few more patches pending to enable DDI-E correctly on skl.
Also included the dpms atomic work from Maarten since atomic is just a
pain and not including would cause piles of conflicts right from the
start.

* tag 'drm-intel-next-fixes-2015-08-16' of git://anongit.freedesktop.org/drm-intel: (67 commits)
  drm/i915: Per-DDI I_boost override
  drm/i915/skl: WaIgnoreDDIAStrap is forever, always init DDI A
  drm/i915: fix checksum write for automated test reply
  drm/i915: Contain the WA_REG macro
  drm/i915: Remove the failed context from the fpriv->context_idr
  drm/i915: Report IOMMU enabled status for GPU hangs
  drm/i915: Check idle to active before processing CSQ
  drm/i915: Set alternate aux for DDI-E
  drm/i915: Set power domain for DDI-E
  drm/i915: fix stolen bios_reserved checks
  drm/i915: Use masked write for Context Status Buffer Pointer
  drm/i915/skl WaDisableSbeCacheDispatchPortSharing
  drm/i915: Spam less on dp aux send/receive problems
  drm/i915: Handle return value in intel_pin_and_fence_fb_obj, v2.
  drm/i915: Only update mode related state if a modeset happened.
  drm/i915: Remove connectors_active.
  drm/i915: Remove connectors_active from intel_dp.c, v2.
  drm/i915: Remove connectors_active from sanitization, v2.
  drm/i915: Get rid of dpms handling.
  drm/i915: Make crtc checking use the atomic state, v2.
  ...
2015-08-17 14:14:44 +10:00
Dave Airlie 4eebf60b74 Linux 4.2-rc7
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Merge tag 'v4.2-rc7' into drm-next

Linux 4.2-rc7

Backmerge master for i915 fixes
2015-08-17 14:13:53 +10:00
Danilo Cesar Lemes de Paula 5699f871d2 scripts/kernel-doc: Adding cross-reference links to html documentation.
Functions, Structs and Parameters definitions on kernel documentation
are pure cosmetic, it only highlights the element.

To ease the navigation in the documentation we should use <links> inside
those tags so readers can easily jump between methods directly.

This was discussed in 2014[1] and is implemented by getting a list
of <refentries> from the DocBook XML to generate a database. Then it looks
for <function>,<structnames> and <paramdef> tags that matches the ones in
the database. As it only links existent references, no broken links are
added.

[1] - lists.freedesktop.org/archives/dri-devel/2014-August/065404.html

Signed-off-by: Danilo Cesar Lemes de Paula <danilo.cesar@collabora.co.uk>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Stephan Mueller <smueller@chronox.de>
Cc: Michal Marek <mmarek@suse.cz>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>
Cc: dri-devel <dri-devel@lists.freedesktop.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-16 22:11:16 -06:00
Linus Torvalds 8916e0b03e ARM: SoC fixes
A smallish batch of fixes, a little more than expected this late, but
 all fixes are contained to their platforms and seem reasonably low risk:
 
 - A somewhat large SMP fix for ux500 that still seemed warranted to include here
 - OMAP DT fixes for pbias regulator specification that broke due to some DT
   reshuffling
 - PCIe IRQ routing bugfix for i.MX
 - Networking fixes for keystone
 - Runtime PM for OMAP GPMC
 - A couple of error path bug fixes for exynos
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Merge tag 'armsoc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "A smallish batch of fixes, a little more than expected this late, but
  all fixes are contained to their platforms and seem reasonably low
  risk:

   - a somewhat large SMP fix for ux500 that still seemed warranted to
     include here
   - OMAP DT fixes for pbias regulator specification that broke due to
     some DT reshuffling
   - PCIe IRQ routing bugfix for i.MX
   - networking fixes for keystone
   - runtime PM for OMAP GPMC
   - a couple of error path bug fixes for exynos"

* tag 'armsoc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: dts: keystone: Fix the mdio bindings by moving it to soc specific file
  ARM: dts: keystone: fix the clock node for mdio
  memory: omap-gpmc: Don't try to save uninitialized GPMC context
  ARM: imx6: correct i.MX6 PCIe interrupt routing
  ARM: ux500: add an SMP enablement type and move cpu nodes
  ARM: dts: dra7: Fix broken pbias device creation
  ARM: dts: OMAP5: Fix broken pbias device creation
  ARM: dts: OMAP4: Fix broken pbias device creation
  ARM: dts: omap243x: Fix broken pbias device creation
  ARM: EXYNOS: fix double of_node_put() on error path
  ARM: EXYNOS: Fix potentian kfree() of ro memory
2015-08-16 15:44:33 -07:00
Christophe Ricard a6be357e97 nfc: st-nci: Add device tree documentation for spi phy
Add st-nci-spi phy devicetree documentation

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2015-08-17 00:36:54 +02:00
Philipp Zabel 5d44595c26 Merge branch 'reset/ath79' into reset/next 2015-08-16 17:11:20 +02:00
Archit Taneja f7009d266d drm/msm: dsi host: Use device graph parsing to parse connected panel
The dsi host looks for the connected panel node by parsing for a child
named 'panel'. This hierarchy isn't very flexible. The connected
panel is forced to be a child to the dsi host, and hence, a mipi dsi
device. This isn't suitable for dsi devices that don't use mipi dsi
as their control bus.

Follow the of_graph approach of creating ports and endpoints to
represent the connections between the dsi host and the panel connected
to it. In our case, the dsi host will only have one output port, linked
to the panel's input port.

Update DT binding documentation with device graph usage info.

v3:
- Fix return value checks of of_graph_* calls.
- Don't make port a mandatory DT property
- Fix defer check when no panel node specified
- Rename parse_dt func to align with other dsi_host funcs

Reviewed-by: Hai Li <hali@codeaurora.org>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
2015-08-15 18:27:23 -04:00
Rob Clark 5cf3a4553f drm/msm/hdmi: standardize on lead chip for compatible names
For all of these devices, msm89xy was the lead chip, so standardize the
compatible names to align with convention used by rest of the qcom/msm
drivers.

Signed-off-by: Rob Clark <robdclark@gmail.com>
2015-08-15 18:27:13 -04:00
Stephane Viau 3a84f8469e drm/msm: Add support for msm8x94
This change adds the MDP and HDMI support for msm8x94.
Note that HDMI PHY registers are not being accessed anymore from
the driver.

Signed-off-by: Stephane Viau <sviau@codeaurora.org>
[rename compatible s/8x94/8994/ since preference is to not trust the
marketing folks who invent chip #'s but instead name things after the
lead chip.. we should rename some 80XY to 89XY to standardize on the
lead chip but leave that for another patch.  Also, update dt bindings
doc]
Signed-off-by: Rob Clark <robdclark@gmail.com>
2015-08-15 18:27:13 -04:00
Hai Li dcefc117cc drm/msm/dsi: Add support for msm8x94
DSI controller on msm8x94 is version 1.3, which requires different
power supplies and works with 20nm DSI PHY. This change is to add
the basic support for this version.

Signed-off-by: Hai Li <hali@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
2015-08-15 18:27:12 -04:00
Hai Li ab8909b032 drm/msm/dsi: Use pinctrl in DSI driver
Some targets use pinctrl framework to configure some
pins. This change allows DSI driver to set default and
sleep pinctrl status.

Signed-off-by: Hai Li <hali@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
2015-08-15 18:27:11 -04:00
Hai Li 678565c3cb drm/msm/dsi: Rename *dual panel* to *dual DSI*
The current term of *dual panel* in DSI driver code causes confusion.
It is supposed to indicate the panel using two DSI links. Rename it
to *dual DSI*.

Signed-off-by: Hai Li <hali@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
2015-08-15 18:27:11 -04:00
Stefan Koch 6ef2bf7176 usb: interface authorization: Documentation part
This part adds the documentation for the interface authorization.

Signed-off-by: Stefan Koch <skoch@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-14 16:55:55 -07:00
Greg Kroah-Hartman d50f14805e phy: for 4.3
*) Add new NXP USB OTG PHY driver
 *) Add vbus/id detection, extcon support and fixes in phy-sun4i-usb
    driver
 *) Add support to use phy-sun4i-usb driver for sun8i-a23 and sun8i-a33
    SoCs
 *) Other trivial code cleanups, dropping .owner assignment and constify
    phy_ops
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-next

Kishon writes:

phy: for 4.3

*) Add new NXP USB OTG PHY driver
*) Add vbus/id detection, extcon support and fixes in phy-sun4i-usb
   driver
*) Add support to use phy-sun4i-usb driver for sun8i-a23 and sun8i-a33
   SoCs
*) Other trivial code cleanups, dropping .owner assignment and constify
   phy_ops

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2015-08-14 16:45:51 -07:00
Greg Kroah-Hartman 37a842d36f USB: chipidea updates for v4.3-rc1
The main changes are adding several system interfaces for
 tuning performance, and each vendors can adjust them according
 to their design configurations.
 
 Others are tiny improvements, like more well siTD supports,
 USB_DEVICE_A_HNP_SUPPORT supports, etc.
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Merge tag 'usb-ci-v4.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb into usb-next

Peter writes:

USB: chipidea updates for v4.3-rc1

The main changes are adding several system interfaces for
tuning performance, and each vendors can adjust them according
to their design configurations.

Others are tiny improvements, like more well siTD supports,
USB_DEVICE_A_HNP_SUPPORT supports, etc.
2015-08-14 16:43:09 -07:00
Greg Kroah-Hartman a3fbedf98f usb: patches for v4.3 merge window
New support for Allwinne SoC on the MUSB driver has been added to the list of
 glue layers. MUSB also got support for building all DMA engines in one binary;
 this will be great for distros.
 
 DWC3 now has no trace of dev_dbg()/dev_vdbg() usage. We will rely solely on
 tracing to debug DWC3. There was also a fix for memory corruption with EP0 when
 maxpacket size transfers are > 512 bytes.
 
 Robert's EP capabilities flags is making EP selection a lot simpler. UDCs are
 now required to set these flags up when adding endpoints to the framework.
 
 Other than these, we have the usual set of miscelaneous cleanups and minor
 fixes.
 
 Signed-off-by: Felipe Balbi <balbi@ti.com>
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Merge tag 'usb-for-v4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into usb-next

Felipe writes:

usb: patches for v4.3 merge window

New support for Allwinne SoC on the MUSB driver has been added to the list of
glue layers. MUSB also got support for building all DMA engines in one binary;
this will be great for distros.

DWC3 now has no trace of dev_dbg()/dev_vdbg() usage. We will rely solely on
tracing to debug DWC3. There was also a fix for memory corruption with EP0 when
maxpacket size transfers are > 512 bytes.

Robert's EP capabilities flags is making EP selection a lot simpler. UDCs are
now required to set these flags up when adding endpoints to the framework.

Other than these, we have the usual set of miscelaneous cleanups and minor
fixes.

Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-08-14 16:41:11 -07:00
Heiko Schocher 58c467ece4 drm/panel: Add support for LG LG4573 480x800 4.3" panel
The LG4573 is used on the LG LCD LB043WV2-SD01, an industrial 4.3" TFT
panel with SPI control interface.

Signed-off-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-08-14 21:35:35 +02:00
Gary Bisson a99fb6269d drm/panel: Add display timing for Okaya RS800480T-7X0GP
Add support for the Okaya RS800480T-7X0GP to the DRM simple panel
driver.

The RS800480T-7X0GP is a WVGA (800x480) panel with an 18-bit parallel
LCD interface. It supports pixel clocks in the range of 30-40 MHz.

This panel details can be found at:
http://boundarydevices.com/product/7-800x480-display/

Signed-off-by: Gary Bisson <gary.bisson@boundarydevices.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-08-14 21:35:35 +02:00
Gary Bisson 58c948d8c4 of: Add Okaya Electric America vendor prefix
This patch adds vendor prefix for Okaya Electronic America, a provider
of LCD modules and display technologies.

Signed-off-by: Gary Bisson <gary.bisson@boundarydevices.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-08-14 21:35:34 +02:00
jianwei wang c6e87f91f0 drm/panel: simple: Add support for NEC NL4827HC19-05B 480x272 panel
This adds support for the NEC NL4827HC19-05B 480x272 panel to the DRM
simple panel driver.

Signed-off-by: Alison Wang <b18965@freescale.com>
Signed-off-by: Xiubo Li <lixiubo@cmss.chinamobile.com>
Signed-off-by: Jianwei Wang <jianwei.wang.chn@gmail.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
[treding@nvidia.com: add .bpc field for panel]
Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-08-14 21:35:33 +02:00
Thierry Reding d718d79e57 drm/panel: simple: Add support for AUO B080UAN01
The AUO B080UAN01 is an 8.0" WUXGA TFT LCD panel connected using four
DSI lanes. It can be supported by the simple-panel driver.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-08-14 21:35:33 +02:00
Joachim Eastwood 89f271c4d0 doc: dt: add documentation for nxp,lpc1773-spifi
Add device tree binding documentation for the SPI Flash Interface
(SPIFI) found on NXP LPC18xx and LPC43xx devies.

Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
2015-08-14 11:22:54 -07:00
Ben Hutchings 9ed71e7ad9 DocBook: Fix non-determinstic installation of duplicate man pages
Some kernel-doc sections are included in multiple DocBook files.  This
means the mandocs target will generate the same manual page multiple
times with different metadata (author name/address and manual title,
taken from the including DocBook file).  If it's invoked in a parallel
build, the output is non-determinstic.

Build the manual pages in a separate subdirectory per DocBook file,
then sort and de-duplicate when installing them (which is serialised).

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
[jc: fixed conflicts with the docs tree]
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-14 11:07:34 -06:00
Daniel Vetter 622147fdad Merge tag 'drm-intel-fixes-2015-08-14' into drm-intel-next-fixes
Backmerge drm-intel-fixes because a bunch of atomic patch backporting
we had to do lead to horrible conflicts.

Conflicts:
	drivers/gpu/drm/drm_crtc.c
Just a bit of context conflict between -next and -fixes.
	drivers/gpu/drm/i915/intel_atomic.c
	drivers/gpu/drm/i915/intel_display.c
Atomic conflicts, always pick the code from -next.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2015-08-14 18:11:30 +02:00
Daniel Axtens 13e68d8bd0 cxl: Allow the kernel to trust that an image won't change on PERST.
Provide a kernel API and a sysfs entry which allow a user to specify
that when a card is PERSTed, it's image will stay the same, allowing
it to participate in EEH.

cxl_reset is used to reflash the card. In that case, we cannot safely
assert that the image will not change. Therefore, disallow cxl_reset
if the flag is set.

Signed-off-by: Daniel Axtens <dja@axtens.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2015-08-14 21:32:07 +10:00
Peter Chen bd6e9d115d Doc: usb: ci-hdrc-usb2: add tx(rx)-burst-config-dword for binding doc
It is used to override the default setting for burst size, changing
burst size takes effect only when the SBUSCFG.AHBBRST = 0.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
2015-08-14 10:03:57 +08:00
Peter Chen c6fba7b750 Doc: usb: ci-hdrc-usb2: add ahb-burst-config for binding doc
It is used to change ahb burst configuration for platforms, it is
vendor specific.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
2015-08-14 09:16:47 +08:00
Peter Chen 1bd57127d4 Doc: usb: ci-hdrc-usb2: add itc-setting at binding doc
It is used to configure the ITC (in register USBCMD) value
for kinds of applications.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
2015-08-14 09:13:11 +08:00
Scott Feldman dd19f83d6c rocker: hook ndo_neigh_destroy to cleanup neigh refs in driver
Rocker driver tracks arp_tbl neighs to resolve IPv4 route nexthops.  The
driver uses NETEVENT_NEIGH_UPDATE for neigh adds and updates, but there is
no event when the neigh is removed from the device (such as when the device
goes admin down).  This patches hooks ndo_neigh_destroy so the driver can
know when a neigh is removed from the device.  In response, the driver will
purge the neigh entry from its internal tbl.

I didn't find an in-tree users of ndo_neigh_destroy, so I'm not sure if
this ndo is vestigial or if there are out-of-tree users.  In any case, it
does what I need here.  An alternative design would be to generate
NETEVENT_NEIGH_UPDATE event when neigh is being destroyed, setting state to
NUD_NONE so driver knows neigh entry is dead.

Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-13 17:05:46 -07:00
Leo Yan 7bbac697e4 Documentation: minor typo fix in mailbox.txt
Fix minor typo so that can pass correct pointer variable for
container_of().

Signed-off-by: Leo Yan <leo.yan@linaro.org>
[jc: tweaked formatting]
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-13 18:03:18 -06:00
David Drysdale 4983953dbd Documentation: describe how to add a system call
Add a document describing the process of adding a new system call,
including the need for a flags argument for future compatibility, and
covering 32-bit/64-bit concerns (albeit in an x86-centric way).

Signed-off-by: David Drysdale <drysdale@google.com>
Reviewed-by: Michael Kerrisk <mtk.manpages@gmail.com>
Reviewed-by: Eric B Munson <emunson@akamai.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-13 17:54:06 -06:00
Tim Bird 81db32a3c4 doc: Add more workqueue functions to the documentation
There are some workqueue functions declared in workqueue.h, so include
that in the workqueue section of the DocBook docs.

Signed-off-by: Tim Bird <tim.bird@sonymobile.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-13 17:36:02 -06:00
David S. Miller 182ad468e7 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
	drivers/net/ethernet/cavium/Kconfig

The cavium conflict was overlapping dependency
changes.

Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-13 16:23:11 -07:00
Dongsu Park 2ec3182f9c Documentation: update notes in biovecs about arbitrarily sized bios
Update block/biovecs.txt so that it includes a note on what kind of
effects arbitrarily sized bios would bring to the block layer.
Also fix a trivial typo, bio_iter_iovec.

Cc: Christoph Hellwig <hch@infradead.org>
Cc: Kent Overstreet <kent.overstreet@gmail.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Signed-off-by: Dongsu Park <dpark@posteo.net>
Signed-off-by: Ming Lin <ming.l@ssi.samsung.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
2015-08-13 12:32:07 -06:00
Olof Johansson 0bf413558e Qualcomm ARM Based SoC Updates for 4.3
* Add SMEM driver
 * Add SMD driver
 * Add RPM over SMD driver
 * Select QCOM_SCM by default
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Merge tag 'qcom-soc-for-4.3' of git://codeaurora.org/quic/kernel/agross-msm into next/drivers

Qualcomm ARM Based SoC Updates for 4.3

* Add SMEM driver
* Add SMD driver
* Add RPM over SMD driver
* Select QCOM_SCM by default

* tag 'qcom-soc-for-4.3' of git://codeaurora.org/quic/kernel/agross-msm:
  devicetree: soc: Add Qualcomm SMD based RPM DT binding
  soc: qcom: Driver for the Qualcomm RPM over SMD
  soc: qcom: Add Shared Memory Driver
  soc: qcom: Add device tree binding for Shared Memory Device
  drivers: qcom: Select QCOM_SCM unconditionally for QCOM_PM
  soc: qcom: Add Shared Memory Manager driver

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-13 15:05:06 +02:00
Linus Walleij 5f6f02cd49 Linux 4.2-rc4
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Merge tag 'v4.2-rc4' into devel

Linux 4.2-rc4
2015-08-13 14:42:55 +02:00
Thierry Reding 459cc2c680 drm/tegra: sor: Add HDMI support
The SOR1 introduced on Tegra210 supports HDMI 2.0 and DisplayPort. Add
HDMI support and name the debugfs node after the type of SOR. The SOR
introduced with Tegra124 is known simply as "sor", whereas the
additional SOR found on Tegra210 is known as "sor1".

Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-08-13 13:49:37 +02:00
Thierry Reding 3309ac8362 drm/tegra: sor: Add Tegra210 eDP support
The SOR found on Tegra210 is very similar to the version found on
Tegra124, except that it no longer supports LVDS.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-08-13 13:49:36 +02:00
Linus Walleij 77a775b7cc gpio/ABI: document what is already the case
commit 926b663ce8
"gpiolib: allow GPIOs to be named" added the ability to
name GPIO lines by an array of names stored in the GPIO
chip. This was in 2009 and has been an ABI since. Let's
document it properly.

Cc: Daniel Silverstone <dsilvers@digital-scurf.org>
Cc: Markus Pargmann <mpa@pengutronix.de>
Cc: Johan Hovold <johan@kernel.org>
Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2015-08-13 13:13:16 +02:00
Olof Johansson e789546159 - New Firmware node and accompanying binding document
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Merge tag 'rpi-dt-for-armsoc-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/rpi/linux-rpi into next/dt

 - New Firmware node and accompanying binding document

* tag 'rpi-dt-for-armsoc-4.3' of git://git.kernel.org/pub/scm/linux/kernel/git/rpi/linux-rpi:
  dt/bindings: Add binding for the Raspberry Pi firmware driver
  ARM: bcm2835: Add the firmware driver information to the RPi DT

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-13 12:26:29 +02:00
Olof Johansson 93621d7037 SoCFPGA DTS updates for v4.3, take 2
- Add DTS property "altr,modrst-offset" for reset driver to
   use
 - Add updated reset defines for the reset driver
 - Add reset property for EMACs on Arria10
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Merge tag 'socfpga_dts_for_v4.3_part_2' of git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux into next/dt

SoCFPGA DTS updates for v4.3, take 2
- Add DTS property "altr,modrst-offset" for reset driver to
  use
- Add updated reset defines for the reset driver
- Add reset property for EMACs on Arria10

* tag 'socfpga_dts_for_v4.3_part_2' of git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux:
  ARM: socfpga: dts: Add resets for EMACs on Arria10
  ARM: socfpga: dts: add "altr,modrst-offset" property
  dt-bindings: Add reset manager offsets for Arria10

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-13 12:19:38 +02:00
Olof Johansson 6d511a26ce Some more devicetree changes, including usbphy support for the
Cortex-A9 SoCs and actually enabling usb on the rk3066-marsboard,
 Two more veyron-devices - namely Speedy and Minnie and a fix for
 the tsadc.
 One slightly more interesting fix is the blocking of the last
 16MB of memory on 4GB rk3288 devices. The rk3288 cannot use this
 area for dma operations, so things like the mmc or usb controllers
 regularly fail when trying to read data. This solution mimicks the
 solution from the ChromeOS kernel, who also do not seem to have
 found a better solution yet. Here it only moves to the devicetree.
 As this issue is also present on the arm64 rk3368, any future
 better solution to this problem would need to describe this in
 the devicetree as well and could then remove this block.
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Merge tag 'v4.3-rockchip32-dts2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into next/dt

Some more devicetree changes, including usbphy support for the
Cortex-A9 SoCs and actually enabling usb on the rk3066-marsboard,
Two more veyron-devices - namely Speedy and Minnie and a fix for
the tsadc.
One slightly more interesting fix is the blocking of the last
16MB of memory on 4GB rk3288 devices. The rk3288 cannot use this
area for dma operations, so things like the mmc or usb controllers
regularly fail when trying to read data. This solution mimicks the
solution from the ChromeOS kernel, who also do not seem to have
found a better solution yet. Here it only moves to the devicetree.
As this issue is also present on the arm64 rk3368, any future
better solution to this problem would need to describe this in
the devicetree as well and could then remove this block.

* tag 'v4.3-rockchip32-dts2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
  ARM: dts: rockchip: add veyron-minnie board
  ARM: dts: rockchip: reserve unusable memory region on rk3288
  ARM: dts: rockchip: enable usb controller on marsboard
  ARM: dts: rockchip: add usb phys to Cortex-A9 socs
  ARM: dts: rockchip: set correct dwc2 params for cortex-a9 socs
  ARM: dts: rockchip: Add veyron-speedy board
  ARM: dts: rockchip: Use correct dts properties for tsadc node on veyron

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-13 12:14:29 +02:00
Olof Johansson eb2b508436 Second batch of DT changes for 4.3:
- Add the slow clock to the nodes that will use it
 - Add hlcd to the at91sam9x5 and at91sam9n12
 - Add touchscreen and touch button support to the at91sam9x5ek
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Merge tag 'at91-ab-dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux into next/dt

Second batch of DT changes for 4.3:
- Add the slow clock to the nodes that will use it
- Add hlcd to the at91sam9x5 and at91sam9n12
- Add touchscreen and touch button support to the at91sam9x5ek

* tag 'at91-ab-dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: (22 commits)
  ARM: at91/dt: sama5d2: use slow clock where necessary
  ARM: at91/dt: at91sam9x5dm: add QT1070 touch button controller
  ARM: at91/dt: at91sam9x5dm: add support for the touschscreen
  ARM: at91/dt: add drm support for at91sam9n12ek
  ARM: at91/dt: enable lcd support for at91sam9x5 SoCs
  ARM: at91/dt: add at91sam9x5-ek Display Module dtsi
  ARM: at91/dt: include lcd dtsi in at91sam9x5 dtsis
  ARM: at91/dt: define hlcdc node in at91sam9x5_lcd.dtsi
  ARM: at91/dt: sama5d4: use slow clock where necessary
  ARM: at91/dt: sama5d3: use slow clock where necessary
  ARM: at91/dt: at91sam9x5: use slow clock where necessary
  ARM: at91/dt: at91sam9rl: use slow clock where necessary
  ARM: at91/dt: at91sam9n12: use slow clock where necessary
  ARM: at91/dt: at91sam9g45: use slow clock where necessary
  ARM: at91/dt: at91sam9263: use slow clock where necessary
  ARM: at91/dt: at91sam9261: use slow clock where necessary
  ARM: at91/dt: at91sam9260: use slow clock where necessary
  ARM: at91/dt: at91rm9200: use slow clock where necessary
  Documentation: dt: rtc: at91rm9200: add clocks property
  Documentation: watchdog: at91sam9_wdt: add clocks property
  ...

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-13 11:58:22 +02:00
Chen-Yu Tsai ca6bc691b1 crypto: sunxi-ss - Document optional reset control bindings
Later Allwinner SoCs split out the reset controls for individual modules
out of the clock gate controls. The "Security System" crypto engine is
no different.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2015-08-13 15:13:22 +08:00
Rick Jones e8fed985d7 documentation: bring vxlan documentation more up-to-date
A few things have changed since the previous version of the vxlan
documentation was written, so update it and correct some grammar and
such while we are at it.

Signed-off-by: Rick Jones <rick.jones2@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-12 16:46:30 -07:00
Greg Kroah-Hartman 1c46ae0af6 Second set of new device support, features and cleanup for the 4.3 cycle.
Take 2 also includes a fix set that was too late for the 4.2 cycle.
 
 As we had a lot of tools and docs work in this set, I have broken those
 out into their own categories in this description.
 
 Fixes from the pull request '4th set of IIO fixes for the 4.2 cycle'.
 * Poll functions for both event chardev and the buffer one were returning
   negative error codes (via a positive value).
 * A recent change to lsiio adding some error handling that was wrong and
   stopped the tool working.
 * bmg160 was missing some dependencies in Kconfig
 * berlin2-adc had a misshandled register (wrote a value rather than a bitmap)
 
 New device support
 * TI opt3001 light sensor
 * TXC PA12 ALS and proximity sensor.
 * mcp3301 ADC support (in mcp320x driver)
 * ST lsm303agr accelerometer and magnetometer drivers (plus some st-sensors
   common support to allow different WHOAMI register addresses, devices with
   fixed scale and allow interrupt equiped magnetometers).
 * ADIS16305, ADIS16367, ADIS16445IMUs (in the adis16400 driver)
 * ADIS16266 gyro (in the adis16260 driver)
 * ADIS16137 gyro (in the adis16136 driver)
 
 New functionality
 * mmc35240 DT bindings.
 * Inverse unit conversion macros to aid handing of values written to sysfs
   attributes.
 
 Core cleanup
 * Forward declaration of struct iio_trigger to avoid a compile warning.
 
 Driver cleanup / fixes
 * mxs-lradc
   - Clarify which parts are supported.
   - Fix spelling erorrs.
   - Missing/extra includes
   - reorder includes
   - add datasheet name listings for all usable channels (to allow them
     to be bound by name from consumer drivers)
 * acpi-als - add some function prefixes as per general iio style.
 * bmc150_magn - replace a magic value with the existing define.
 * vf610 - determine possible sample frequencies taking into account the
   electrical characteristics (defining a minimum sample time)
 * dht11
   - whitespace
   - additional docs
   - avoid mulitple assignments in one line
   - Use the new funciton ktime_get_resolution_ns to cleanup a nasty trick
     previously used for timing.
 * Fix all drivers that consider 0 a valid IRQ for historical reasons.
 * Export I2C module alias info where previously missing (to allow autoprobing)
 * Export OF module alias info where previously missing.
 * mmc35240 - switch some variables into arrays to improve readability.
 * mlx90614 - define some magic numbers for readability.
 * bmc150_magn
   - expand area locked by a mutex to cover all the use of the
     data->buffer.
   - use descriptive naming for a mask instead of a magic value.
 * berin2-adc
   - pass up an error code rather that a generic error
   - constify the iio_chan_spec
   - some other little tidy ups.
 * stk8312
   - fix a dependency on triggered buffers in kconfig
   - add a check for invalid attribute values
   - improve error handling by returning error codes where possible and
     return immediately where relevant
   - rework macro defs to use GENMASK etc
   - change some variable types to reduce unnecessary casting
   - clean up code style
   - drop a local buffer copy for bulk reads and use the one in data->buffer
      instead.
 * adis16400 - the adis16448 gyroscope scale was wrong.
 * adis16480 - some more wrong scales for various parts.
 * adis16300 - has an undocumented product id and serial number registers so
   use them.
 * iio_simple_dummy - fix some wrong code indentation.
 * bmc150-accel - use the chip ID to detect the chip present rather than
   verifying the expected part was there.  This was in response to a wrong
   ACPI entry on the WinBook TW100.
 * mma8452
   - fix _get_hp_filter_index
   - drop a double include
   - pass up an error code rather than rewriting it
   - range check input values to attribute writes
   - register defs tidy up using GENMASK and reordering them to be easier to
     follow.
   - various coding style cleanups
   - put the Kconfig entry in the write place (alphabetically).
 
 Tools related
 * Tools cleanup - drop an explicity NULL comparison, some unnecessary braces,
   use the ARRAY_SIZE macro, send error messages to stderr instead of dropping
   them in the middle of normal output.
 * Fix tools to allow that scale and offset attributes are optional.
 * More tools fixes including allowing true 32bit data (previously an overflow
   prevented more than 31bits)
 * Drop a stray header guard that ended up in a c file.
 * Make calc_digits static as it isn't exported or in the header.
 * Set ci_array pointer to NULL after free as a protection against non safe
   usage of the tools core code.  Also convert a double pointer to a single
   one as the extra level of indirection was unnecessary.
 
 Docs
 * DocBook introduction by Daniel Baluta.  Glad we are beginning to
   draw together some more introductory docs to suplement the various
   tools / examples.
 * Drop bytes_per_datum sysfs attribute docs as it no longer exists.
 * A whole load of missing / fixing of kernel-doc for the core of IIO.
 * Document the trigger name sysfs attribute in the ABI docs.
 * Minor typos in the ABI docs related to power down modes.
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Merge tag 'iio-for-4.3b-2' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next

Jonathan writes:

Second set of new device support, features and cleanup for the 4.3 cycle.
Take 2 also includes a fix set that was too late for the 4.2 cycle.

As we had a lot of tools and docs work in this set, I have broken those
out into their own categories in this description.

Fixes from the pull request '4th set of IIO fixes for the 4.2 cycle'.
* Poll functions for both event chardev and the buffer one were returning
  negative error codes (via a positive value).
* A recent change to lsiio adding some error handling that was wrong and
  stopped the tool working.
* bmg160 was missing some dependencies in Kconfig
* berlin2-adc had a misshandled register (wrote a value rather than a bitmap)

New device support
* TI opt3001 light sensor
* TXC PA12 ALS and proximity sensor.
* mcp3301 ADC support (in mcp320x driver)
* ST lsm303agr accelerometer and magnetometer drivers (plus some st-sensors
  common support to allow different WHOAMI register addresses, devices with
  fixed scale and allow interrupt equiped magnetometers).
* ADIS16305, ADIS16367, ADIS16445IMUs (in the adis16400 driver)
* ADIS16266 gyro (in the adis16260 driver)
* ADIS16137 gyro (in the adis16136 driver)

New functionality
* mmc35240 DT bindings.
* Inverse unit conversion macros to aid handing of values written to sysfs
  attributes.

Core cleanup
* Forward declaration of struct iio_trigger to avoid a compile warning.

Driver cleanup / fixes
* mxs-lradc
  - Clarify which parts are supported.
  - Fix spelling erorrs.
  - Missing/extra includes
  - reorder includes
  - add datasheet name listings for all usable channels (to allow them
    to be bound by name from consumer drivers)
* acpi-als - add some function prefixes as per general iio style.
* bmc150_magn - replace a magic value with the existing define.
* vf610 - determine possible sample frequencies taking into account the
  electrical characteristics (defining a minimum sample time)
* dht11
  - whitespace
  - additional docs
  - avoid mulitple assignments in one line
  - Use the new funciton ktime_get_resolution_ns to cleanup a nasty trick
    previously used for timing.
* Fix all drivers that consider 0 a valid IRQ for historical reasons.
* Export I2C module alias info where previously missing (to allow autoprobing)
* Export OF module alias info where previously missing.
* mmc35240 - switch some variables into arrays to improve readability.
* mlx90614 - define some magic numbers for readability.
* bmc150_magn
  - expand area locked by a mutex to cover all the use of the
    data->buffer.
  - use descriptive naming for a mask instead of a magic value.
* berin2-adc
  - pass up an error code rather that a generic error
  - constify the iio_chan_spec
  - some other little tidy ups.
* stk8312
  - fix a dependency on triggered buffers in kconfig
  - add a check for invalid attribute values
  - improve error handling by returning error codes where possible and
    return immediately where relevant
  - rework macro defs to use GENMASK etc
  - change some variable types to reduce unnecessary casting
  - clean up code style
  - drop a local buffer copy for bulk reads and use the one in data->buffer
     instead.
* adis16400 - the adis16448 gyroscope scale was wrong.
* adis16480 - some more wrong scales for various parts.
* adis16300 - has an undocumented product id and serial number registers so
  use them.
* iio_simple_dummy - fix some wrong code indentation.
* bmc150-accel - use the chip ID to detect the chip present rather than
  verifying the expected part was there.  This was in response to a wrong
  ACPI entry on the WinBook TW100.
* mma8452
  - fix _get_hp_filter_index
  - drop a double include
  - pass up an error code rather than rewriting it
  - range check input values to attribute writes
  - register defs tidy up using GENMASK and reordering them to be easier to
    follow.
  - various coding style cleanups
  - put the Kconfig entry in the write place (alphabetically).

Tools related
* Tools cleanup - drop an explicity NULL comparison, some unnecessary braces,
  use the ARRAY_SIZE macro, send error messages to stderr instead of dropping
  them in the middle of normal output.
* Fix tools to allow that scale and offset attributes are optional.
* More tools fixes including allowing true 32bit data (previously an overflow
  prevented more than 31bits)
* Drop a stray header guard that ended up in a c file.
* Make calc_digits static as it isn't exported or in the header.
* Set ci_array pointer to NULL after free as a protection against non safe
  usage of the tools core code.  Also convert a double pointer to a single
  one as the extra level of indirection was unnecessary.

Docs
* DocBook introduction by Daniel Baluta.  Glad we are beginning to
  draw together some more introductory docs to suplement the various
  tools / examples.
* Drop bytes_per_datum sysfs attribute docs as it no longer exists.
* A whole load of missing / fixing of kernel-doc for the core of IIO.
* Document the trigger name sysfs attribute in the ABI docs.
* Minor typos in the ABI docs related to power down modes.
2015-08-12 12:43:41 -07:00
Guenter Roeck 15398566f0 hwmon: (ltc2978) Add support for LTC3887
LTC3887 is an enhanced version of LTC3880 and supports the same commands.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-12 12:29:36 -07:00
Guenter Roeck bf89386f16 hwmon: (ltc2978) Add support for LTC3882
LTC3882 is mostly compatible with LTC3880. Major differences are that it
does not measure the input current, and it no longer supports LTC's legacy
mechanism to identify the chip.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-12 12:29:22 -07:00
Ingo Molnar 9b9412dc70 Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu
Pull RCU changes from Paul E. McKenney:

  - The combination of tree geometry-initialization simplifications
    and OS-jitter-reduction changes to expedited grace periods.
    These two are stacked due to the large number of conflicts
    that would otherwise result.

    [ With one addition, a temporary commit to silence a lockdep false
      positive. Additional changes to the expedited grace-period
      primitives (queued for 4.4) remove the cause of this false
      positive, and therefore include a revert of this temporary commit. ]

  - Documentation updates.

  - Torture-test updates.

  - Miscellaneous fixes.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-08-12 12:12:12 +02:00
Keerthy 05743b3a09 ARM: dts: AM4372: Add the am4372-rtc compatible string
am4372-rtc string was already part of dts, introduced to identify
the rtc specific to am4372 family of SoCs. It was removed in one of the
previous patches. Adding back the same with appropriate documentation.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2015-08-12 01:49:02 -07:00
Alexander Duyck e69948a0a5 net: Document xfrm4_gc_thresh and xfrm6_gc_thresh
This change adds documentation for xfrm4_gc_thresh and xfrm6_gc_thresh
based on the comments in commit eeb1b73378 ("xfrm: Increase the garbage
collector threshold").

Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2015-08-12 08:28:04 +02:00
Geert Uytterhoeven f04b486d34 clk: shmobile: rz: Add CPG/MSTP Clock Domain support
Add Clock Domain support to the RZ Clock Pulse Generator (CPG) driver
using the generic PM Domain.  This allows to power-manage the module
clocks of SoC devices that are part of the CPG/MSTP Clock Domain using
Runtime PM, or for system suspend/resume.

SoC devices that are part of the CPG/MSTP Clock Domain and can be
power-managed through an MSTP clock should be tagged in DT with a proper
"power-domains" property.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2015-08-12 10:31:28 +09:00
Geert Uytterhoeven 63e05d9365 clk: shmobile: rcar-gen2: Add CPG/MSTP Clock Domain support
Add Clock Domain support to the R-Car Gen2 Clock Pulse Generator (CPG)
driver using the generic PM Domain.  This allows to power-manage the
module clocks of SoC devices that are part of the CPG/MSTP Clock Domain
using Runtime PM, or for system suspend/resume.

SoC devices that are part of the CPG/MSTP Clock Domain and can be
power-managed through an MSTP clock should be tagged in DT with a proper
"power-domains" property.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2015-08-12 10:31:28 +09:00
Geert Uytterhoeven b31fc90c14 clk: shmobile: r8a7779: Add CPG/MSTP Clock Domain support
Add Clock Domain support to the R-Car H1 Clock Pulse Generator (CPG)
driver using the generic PM Domain.  This allows to power-manage the
module clocks of SoC devices that are part of the CPG/MSTP Clock Domain
using Runtime PM, or for system suspend/resume.

SoC devices that are part of the CPG/MSTP Clock Domain and can be
power-managed through an MSTP clock should be tagged in DT with a proper
"power-domains" property.

Also update the reg property in the DT binding doc example to match the
actual dtsi, which uses #address-cells and #size-cells == 1, not 2.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2015-08-12 10:31:27 +09:00
Geert Uytterhoeven 8bc964aa25 clk: shmobile: r8a7778: Add CPG/MSTP Clock Domain support
Add Clock Domain support to the R-Car M1A Clock Pulse Generator (CPG)
driver using the generic PM Domain.  This allows to power-manage the
module clocks of SoC devices that are part of the CPG/MSTP Clock Domain
using Runtime PM, or for system suspend/resume.

SoC devices that are part of the CPG/MSTP Clock Domain and can be
power-managed through an MSTP clock should be tagged in DT with a proper
"power-domains" property.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2015-08-12 10:31:27 +09:00
Kishon Vijay Abraham I 78bdcad05e PCI: dra7xx: Add support to make GPIO drive PERST# line
The PERST# line in am57x-evm is connected to a GPIO line and PERST# should
be driven high to indicate the clocks are stable (As per Figure 2-10: Power
Up of the PCIe CEM spec 3.0).

Add support to make GPIO drive PERST# line.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2015-08-11 15:57:34 -05:00
Alexander Aring ea9eb698b2 documentation: networking: add 6lowpan documentation
This patch adds a 6lowpan.txt into the networking documentation
directory. Currently this documentation describes how the lowpan
private data of net devices will be handled.

Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Suggested-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2015-08-11 22:05:36 +02:00
Eric Anholt fd26f88309 dt/bindings: Add binding for the Raspberry Pi firmware driver
This driver will provide support for calls into the firmware that will
be used by other drivers like cpufreq and vc4.

Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11 16:56:41 +01:00
Frank Li f3ff96e907 Document: dt: binding: imx: update document for imx6ul support
This part just add necessary change to boot imx6ul.
Update clock and pinctrl for imx6ul

Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2015-08-11 23:15:16 +08:00
Constantine Shulyupin ff066f731a of: Add vendor prefix for Nuvoton
Signed-off-by: Constantine Shulyupin <const@MakeLinux.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11 15:09:12 +01:00
Boris Brezillon d9c93f5de8 mfd: atmel-hlcdc: Add support for new SoCs
Add the compatible strings for the at91sam9x5, at91sam9n12, sama5d4 and
sama5d2 SoCs.
Update the documentation accordingly.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11 15:09:11 +01:00
S Twiss 2f5532a231 devicetree: da9062: Add device tree bindings for DA9062 RTC
Add device tree bindings for the DA9062 RTC driver component

Signed-off-by: Steve Twiss <stwiss.opensource@diasemi.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11 15:08:58 +01:00
Chris Zhong 34885237bf mfd: rk808: dt: Add the description about dvs gpio for rk808
add the description about dvs1, dvs2, and add the example.

Signed-off-by: Chris Zhong <zyw@rock-chips.com>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11 15:08:55 +01:00
Hans de Goede 13e72a4937 mfd: axp20x: Add binding documentation for AXP152 PMIC
Add devicetree binding documentation for the AXP152 PMIC, this is a
stripped down version of the AXP202 PMIC with the battery charging
function removed.

Signed-off-by: Michal Suchanek <hramrach@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11 15:08:49 +01:00
S Twiss 922e3c220c mfd: da9062: dt: Add bindings for DA9062 driver
Add device Tree Bindings for the DA9062 driver

Signed-off-by: Steve Twiss <stwiss.opensource@diasemi.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-08-11 15:08:45 +01:00
Guenter Roeck cfca3789e0 hwmon: (pmbus) Add device IDs for TPS544{B,C}2{0,5}
Add device IDs and references for Texas Instruments TPS544B20, TPS544B25,
TPS544C20, and TPS544C25 to the generic PMBus driver.

Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-10 22:59:47 -07:00
Andrew Lunn 6bc6d0a881 dsa: Support multiple MDIO busses
When using a cluster of switches, some topologies will have an MDIO
bus per switch, not one for the whole cluster. Allow this to be
represented in the device tree, by adding an optional mii-bus property
at the switch level. The old platform_device method of instantiation
supports this already, so only the device tree binding needs extending
with an additional optional phandle.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-08-10 14:25:02 -07:00
Greg Kroah-Hartman e6bbe1d053 Merge 4.2-rc6 into usb-next
We want the USB fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-10 10:01:33 -07:00
Greg Kroah-Hartman f70d631832 Merge 4.2-rc6 into staging-next
We want the IIO and staging fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-10 09:07:25 -07:00
Brian Norris 0e91657e33 crypto: doc - make URL into hyperlink
The HTML output works a little nicer that way.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2015-08-10 23:19:06 +08:00
Victoria Milhoan ff1a15d9e7 crypto: caam - Added clocks and clock-names properties to SEC4.0 device tree binding
The clocks and clock-names properties describe input clocks that may be
required for enablement of CAAM.

Signed-off-by: Victoria Milhoan <vicki.milhoan@freescale.com>
Tested-by: Horia Geantă <horia.geanta@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2015-08-10 23:19:01 +08:00
Roger Quadros 92b7cb5dc8 extcon: palmas: Support GPIO based USB ID detection
Some palmas based chip variants do not have OTG based ID logic.
For these variants we rely on GPIO based USB ID detection.

These chips do have VBUS comparator for VBUS detection so we
continue to use the old way of detecting VBUS.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
2015-08-10 21:26:25 +09:00
Dinh Nguyen 1a94acf858 ARM: socfpga: dts: add "altr,modrst-offset" property
The "altr,modrst-offset" property represents the offset into the reset manager
that is the first register to be used by the driver to bring peripherals out
of reset.

Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
2015-08-09 21:58:46 -05:00
Greg Kroah-Hartman 5d44f4b348 Merge 4.2-rc6 into char-misc-next
We want the fixes in Linus's tree in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-09 16:28:09 -07:00
Guenter Roeck 1f61cab8a7 hwmon: (pmbus) Add support for MAX20751
MAX20751 is a multiphase power controller with internal buck converter.
It uses VR12.0 to report the output voltage. This requires an explicit
driver, since the VR version can not be auto-detected.

The chip supports a manufacturer specific command to fine-tune the output
voltage.  This command is not currently supported.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-09 13:44:27 -07:00
Justin Maggard ead8080351 hwmon: (it87) Add support for IT8732F
Add support for the IT8732F.  This chip is pretty similar to IT8721F,
with the main difference being that the ADC LSB is 10.9 mV instead of
12 mV.

Signed-off-by: Justin Maggard <jmaggard@netgear.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-09 13:44:27 -07:00
Constantine Shulyupin 1c6e8f6ba8 hwmon: (nct7802) Add auto_point attributes
Introduced REG_PWM, pwm[1..3]_auto_point[1..5]_temp,
pwm[1..3]_auto_point[1..5]_pwm, nct7802_auto_point_attrs,
nct7802_auto_point_group, updated nct7802_regmap_is_volatile

Signed-off-by: Constantine Shulyupin <const@MakeLinux.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-09 13:44:27 -07:00
Rabin Vincent a1dc86ebd2 hwmon: (lm70) add device tree support
Allow the lm70 to be probed from a device tree.

Signed-off-by: Rabin Vincent <rabin@rab.in>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-09 13:44:27 -07:00
Guenter Roeck 68a4038236 hwmon: (adm1275) Add support for ADM1293 and ADM1294
ADM1293 and ADM1294 are mostly compatible with other chips of the same
series, but have more configuration options. There are also some
differences in register details.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-08-09 13:44:27 -07:00
Linus Torvalds a230e95cc6 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input subsystem fixes from Dmitry Torokhov:
 "Just small ALPS and Elan touchpads, and other driver fixups"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: elantech - add special check for fw_version 0x470f01 touchpad
  Input: twl4030-vibra - fix ERROR: Bad of_node_put() warning
  Input: alps - only Dell laptops have separate button bits for v2 dualpoint sticks
  Input: axp20x-pek - add module alias
  Input: turbografx - fix potential out of bound access
2015-08-09 09:38:42 +02:00
Vladimir Barinov bdb25b0af8 iio: Fix typos in ABI documentation
Fix typos in ABI documentation

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2015-08-08 19:27:04 +01:00
Cristina Opriceana 655665d67c iio: Documentation: Add trigger name attribute ABI documentation
This patch adds an entry in ABI Documentation for the name attribute
issued when a trigger is created.

Signed-off-by: Cristina Opriceana <cristina.opriceana@gmail.com>
Acked-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2015-08-08 12:41:47 +01:00
Daniel Baluta aab978772a DocBook: Add initial documentation for IIO
This is intended to help developers faster find their way
inside the Industrial I/O core and reduce time spent on IIO
drivers development.

Signed-off-by: Daniel Baluta <daniel.baluta@intel.com>
Acked-by: Crt Mori <cmo@melexis.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
2015-08-08 12:31:30 +01:00
Alexandru M Stan 378abcdf32 ARM: dts: rockchip: add veyron-minnie board
Also known as the Asus Chromebook Flip.

Signed-off-by: Alexandru M Stan <amstan@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
2015-08-08 12:31:27 +02:00
Jaiprakash Singh cf184dc2dd fsl_ifc: Change IO accessor based on endianness
IFC IO accressor are set at run time based
on IFC IP registers endianness.IFC node in
DTS file contains information about
endianness.

Signed-off-by: Jaiprakash Singh <b44839@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
Acked-by: Brian Norris <computersforpeace@gmail.com>
2015-08-07 22:59:34 -05:00
Linus Torvalds d5a8ab400b USB fixes for 4.2-rc6
Here are some USB and PHY fixes for 4.2-rc6 that resolve some reported
 issues.
 
 All of these have been in the linux-next tree for a while, full details
 on the patches are in the shortlog below.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-4.2-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are some USB and PHY fixes for 4.2-rc6 that resolve some reported
  issues.

  All of these have been in the linux-next tree for a while, full
  details on the patches are in the shortlog below"

* tag 'usb-4.2-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  ARM: dts: dra7: Add syscon-pllreset syscon to SATA PHY
  drivers/usb: Delete XHCI command timer if necessary
  xhci: fix off by one error in TRB DMA address boundary check
  usb: udc: core: add device_del() call to error pathway
  phy: ti-pipe3: i783 workaround for SATA lockup after dpll unlock/relock
  phy-sun4i-usb: Add missing EXPORT_SYMBOL_GPL for sun4i_usb_phy_set_squelch_detect
  USB: sierra: add 1199:68AB device ID
  usb: gadget: f_printer: actually limit the number of instances
  usb: gadget: f_hid: actually limit the number of instances
  usb: gadget: f_uac2: fix calculation of uac2->p_interval
  usb: gadget: bdc: fix a driver crash on disconnect
  usb: chipidea: ehci_init_driver is intended to call one time
  USB: qcserial: Add support for Dell Wireless 5809e 4G Modem
  USB: qcserial/option: make AT URCs work for Sierra Wireless MC7305/MC7355
2015-08-08 04:27:51 +03:00
Heiko Stuebner 3fc147e915 PM / AVS: rockchip-io: add io selectors and supplies for rk3368
This adds the necessary data for handling io voltage domains on the rk3368.
As interesting tidbit, the rk3368 contains two separate iodomain areas.
One in the regular General Register Files (GRF) and one in PMUGRF in the
pmu power domain.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-08-08 03:07:52 +02:00
Sudip Mukherjee 5b55f52d13 Documentation/fb: add documentation for sm712fb
Create the documentation for SM712. Mention all the supported modes and
how to use.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-07 15:05:01 -07:00
Dmitry Torokhov afe10358e4 Input: elants_i2c - wire up regulator support
Elan touchscreen controllers use two power supplies, vcc33 and vccio,
and we need to enable them before trying to access the device. On X86
firmware usually does this, but on ARM it is usually left to the kernel.

Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
Reviewed-by: Benson Leung <bleung@chromium.org>
Reviewed-by: Scott Liu <scott.liu@emc.com.tw>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2015-08-07 14:55:38 -07:00
Leilk Liu 0d850e7cdc spi: Mediatek: Document devicetree bindings for spi bus
Signed-off-by: Leilk Liu <leilk.liu@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2015-08-07 14:35:12 +01:00
Benjamin Herr 6ade97724f Doc: fix trivial typo in SubmittingPatches
This patch changes the tense of a verb in SubmittingPatches to ensure
grammatical validity of the containing sentence.

Signed-off-by: Benjamin Herr <ben@0x539.de>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2015-08-07 14:39:19 +02:00
Nik Nyby 831527b730 pcmcia: Fix typo in locking documentation
This fixes a typo in the docs: "devie" -> "device".

Signed-off-by: Nik Nyby <nikolas@gnu.org>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2015-08-07 14:34:58 +02:00
Nik Nyby 253508cadd fix typo in Documentation/SubmittingPatches
This adds a missing letter in Documentation/SubmittingPatches.

Signed-off-by: Nik Nyby <nikolas@gnu.org>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
2015-08-07 14:05:47 +02:00
Alexandre Belloni e1162cba4e Documentation: dt: rtc: at91rm9200: add clocks property
The RTC needs an input clock, it is the slow clock. It is required as it
will not function without it.

Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2015-08-07 11:57:31 +02:00
Alexandre Belloni d79e327aa5 Documentation: watchdog: at91sam9_wdt: add clocks property
The watchdog has an input clock, the slow clock. It is required as it will
not function without it.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2015-08-07 11:57:06 +02:00
Boris Brezillon 04600560a0 Documentation: dt: atmel-at91: add slow clock to tcb
The timer counters need the slow clock. It is required as they
will not function without it.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2015-08-07 11:56:56 +02:00
Alexandre Belloni fe2edd9cbb Documentation: dt: atmel-at91: add clocks to system timer, rstc and shdwc
The system timer (at91rm9200), the reset controller and the shutdown
controller need an input clock. This is the slow clock and they will not
function without it.

Also fix the shutdown controller example.

Acked-By: Sebastian Reichel <sre@kernel.org>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2015-08-07 11:56:25 +02:00
Viresh Kumar 3566c5b277 PM / OPP: Create a directory for opp bindings
More platform specific extended opp bindings will follow and it would be
easy to manage them with a directory for opp. Lets create that and move
the existing opp bindings into it.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-08-07 03:02:24 +02:00
Viresh Kumar ba4539ffc1 PM / OPP: Update bindings to make opp-hz a 64 bit value
With a 32 bit value, the maximum frequency that the bindings can
support is ~ 4 GHz. And that might fall short of what newer systems may
have.

Allow opp-hz to be a 64 bit big-endian value.

Suggested-by: Stephen Boyd <sboyd@codeaurora.org>
Suggested-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-08-07 02:59:48 +02:00
Lv Zheng cb4ff766c4 ACPI / Documentation: Update method tracing documentation.
This patch updates method tracing documentation.

Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-08-07 02:42:22 +02:00
Murali Karicheri b325e832e9 ARM: keystone: add documentation for SoCs and EVMs
Currently there is no general documentation on Keystone SoCs in the
Linux Documentation folder of the source tree. This patch adds some
essential documentation with links to help users of Keystone Linux and
also provide links to existing documents where necessary.

Signed-off-by: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-06 13:14:17 -06:00
Jakub Wilk 64e32895f9 SubmittingPatches: remove stray quote character
Signed-off-by: Jakub Wilk <jwilk@jwilk.net>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-06 12:59:29 -06:00
Jonathan Corbet 60004ca5dc Merge branch 'doc/4.3-reproducible' into docs-next
Ben Hutchings writes:

  As part of the reproducible builds project, Jérémy Bobbio identified
  several time-dependent and non-deterministic functions in the document
  build process (htmldocs, mandocs targets).  This patch series should fix
  all of those.

I ended up reverting one patch that introduced problems.
2015-08-06 12:57:44 -06:00
Jonathan Corbet e9c9963b43 Revert "DocBook: Avoid building man pages repeatedly and inconsistently"
This reverts commit b44158b170.  This commit
introduced warnings and possibly inconsistent results into the doc build
process.  The goal is good but it will need to be achieved another way.

Reported-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2015-08-06 12:44:44 -06:00
Frank Li cb94d0bb41 Documentation: fsl-quadspi: Add fsl, imx6ul-qspi compatible string
new compatible string: "fsl,imx6ul-qspi".

Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
2015-08-06 10:07:42 -07:00
Frank Li 151b49e191 Documentation: fsl-quadspi: Add fsl, imx7d-qspi compatible string
new compatible string: "fsl,imx7d-qspi"

Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
2015-08-06 10:07:40 -07:00
Daniel Vetter 06059d5090 Merge tag 'topic/drm-misc-2015-07-28' into drm-intel-next-queued
We need a few core drm patches to be able to merge Maarten's series to
convert DPMS over to atomic.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2015-08-06 14:27:09 +02:00
Olof Johansson da5df64408 Allwinner Device Tree changes for 4.3
A bunch of device tree patches that:
   - Enable the OTG controller on some boards
   - Various additions to the existing boards
   - New boards: A33 Ippo Q8H, Iteaduino Plus,
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Merge tag 'sunxi-dt-for-4.3' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux into next/dt

Allwinner Device Tree changes for 4.3

A bunch of device tree patches that:
  - Enable the OTG controller on some boards
  - Various additions to the existing boards
  - New boards: A33 Ippo Q8H, Iteaduino Plus,

* tag 'sunxi-dt-for-4.3' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux: (35 commits)
  ARM: dts: sun7i: Change cubietruck wifi enable pin to use mmc-pwrseq
  ARM: dts: sun5i: hsg-h702: Enable USB OTG controller
  ARM: dts: sun5i: hsg-h702: Enable side volume buttons with LRADC
  ARM: dts: sun8i: Enable USB DRC on Ippo Q8H-A33 tablet
  ARM: dts: sun5i: Enable USB DRC on A13 OLinuxIno
  ARM: dts: sun5i: Enable USB DRC on A10s OLinuxIno Micro
  ARM: dts: sun4i: Enable USB DRC on A10 OLinuxIno Lime
  ARM: sunxi: dt: Convert users to the PIO interrupts binding
  ARM: dts: sun4i: Add Iteaduino Plus A10
  ARM: dts: A10s-OLinuxIno: Add a node for axp152 pmic
  ARM: dts: axp152: Add a dtsi file for the axp152 pmic
  ARM: dts: sun6i: Enable otg controller on the cs908
  ARM: dts: sun4i: Enable otg controller on the mini-x
  ARM: dts: sun4i: Enable otg controller on the ba10-tvbox
  ARM: dts: sunxi: Add regulator-boot-on to usb host port regulator nodes
  devicetree: Add msi to the vendor-prefix list
  ARM: sun8i: dts: Add Ippo-q8h v1.2 with A33
  ARM: dts: sun8i: sina33: Enable USB hosts
  ARM: dts: sun8i: Enable USB host on GA10H-A33 tablets
  ARM: dts: sun8i: Enable USB DRC on GA10H-A33 tablets
  ...

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-06 10:12:13 +02:00
Linus Walleij bf64dd262e ARM: ux500: add an SMP enablement type and move cpu nodes
The "cpus" node cannot be inside the "soc" node, while this
works for the CoreSight blocks, the early boot code will look
for "cpus" directly under the root node, so this is a hard
convention. So move the CPU nodes.

Augment the "reg" property to match what is actually in the
hardware: 0x300 and 0x301 respectively.

Then add an SMP enablement type to be used by the SMP init
code, "ste,dbx500-smp".

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-06 10:10:34 +02:00
Naveen N. Rao 197165d449 powerpc/ftrace: add powerpc timebase as a trace clock source
Add a new powerpc-specific trace clock using the timebase register,
similar to x86-tsc. This gives us
- a fast, monotonic, hardware clock source for trace entries, and
- a clock that can be used to correlate events across cpus as well as across
  hypervisor and guests.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2015-08-06 16:36:23 +10:00
Seymour, Shane M 223e8f01b0 sysfs.txt: update show method notes about sprintf/snprintf/scnprintf usage
Changed the documentation to allow sprintf() when the buffer
provided by sysfs cannot be overflowed. Explicitly say
snprintf() must never be used in a show function to format
data to be returned to user space.

Change based on a discussion about the patch
st: convert DRIVER_ATTR macros to DRIVER_ATTR_RO

Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Shane Seymour <shane.seymour@hp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 15:13:21 -07:00
Maxime Ripard 3d0b16a66c nvmem: sunxi: Move the SID driver to the nvmem framework
Now that we have the nvmem framework, we can consolidate the common
driver code. Move the driver to the framework, and hopefully, it will
fix the sysfs file creation race.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
[srinivas.kandagatla: Moved to regmap based EEPROM framework]
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Tested-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:44:24 -07:00
Srinivas Kandagatla b470d6d7a5 nvmem: qfprom: Add bindings for qfprom
This patch adds bindings for qfprom found in QCOM SOCs. QFPROM driver
is based on simple nvmem framework.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Tested-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:44:24 -07:00
Srinivas Kandagatla 354ebb541d Documentation: nvmem: add nvmem api level and how-to doc
This patch add basic how-to and api summary documentation for simple
NVMEM framework.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Tested-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:43:45 -07:00
Srinivas Kandagatla 2af38ab572 nvmem: Add bindings for simple nvmem framework
This patch adds bindings for simple nvmem framework which allows nvmem
consumers to talk to nvmem providers to get access to nvmem cell data.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
[Maxime Ripard: intial version of eeprom framework]
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Tested-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:43:45 -07:00
Masanari Iida f8b66fe52d Doc: trace: Fix typo in coresight.txt
This patch fix spelling typos found in coresight.txt

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:30:16 -07:00
Chunyan Zhang cd196ac3fa coresight-etm4x: Change the name of the ctxid_val to ctxid_pid
'ctxid_val' array was used to store the value of ETM context ID comparator
which actually stores the process ID to be traced, so using 'ctxid_pid' as
its name instead make it easier to understand.

This patch also changes the ABI, it is normally not allowed, but
fortunately it is a testing ABI and very new for now. Nevertheless,
if you don't think it should be changed, we could always add an alias
for userspace.

Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:30:15 -07:00
Chunyan Zhang 414a1417d7 coresight-etm3x: Change the name of the ctxid_val to ctxid_pid
'ctxid_val' array was used to store the value of ETM context ID comparator
which actually stores the process ID to be traced, so using 'ctxid_pid' as
its name instead make it easier to understand.

This patch also changes the ABI, it is normally not allowed, but
fortunately it is a testing ABI and very new for now. Nevertheless,
if you don't think it should be changed, we could always add an alias
for userspace.

Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:30:15 -07:00
Mathieu Poirier e5742ef127 coresight: binding for ETMv4 coresight drivers
Adding compatible string for new coresight ETMv4 tracer.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 13:30:15 -07:00
Vitaly Kuznetsov 89af7ba574 cpu-hotplug: convert cpu_hotplug_disabled to a counter
As a prerequisite to exporting cpu_hotplug_enable/cpu_hotplug_disable
functions to modules we need to convert cpu_hotplug_disabled to a counter
to properly support disable -> disable -> enable call sequences. E.g.
after Hyper-V vmbus module (which is supposed to be the first user of
exported cpu_hotplug_enable/cpu_hotplug_disable) did cpu_hotplug_disable()
hibernate path calls disable_nonboot_cpus() and if we hit an error in
_cpu_down() enable_nonboot_cpus() will be called on the failure path (thus
making cpu_hotplug_disabled = 0 and leaving cpu hotplug in 'enabled'
state). Same problem is possible if more than 1 module use
cpu_hotplug_disable/cpu_hotplug_enable on their load/unload paths. When
one of these modules is been unloaded it is logical to leave cpu hotplug
in 'disabled' state.

To support the change we need to increse cpu_hotplug_disabled counter
in disable_nonboot_cpus() unconditionally as all users of
disable_nonboot_cpus() are supposed to do enable_nonboot_cpus() in case
an error was returned.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 11:46:44 -07:00
Dexuan Cui 54bf725e5d Drivers: hv: vmbus: document the VMBus sysfs files
The 4 sysfs files should be stable ABIs to the user space.

Signed-off-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-05 11:44:29 -07:00
Greg Kroah-Hartman 0a1b6f6319 phy: for 4.2-rc6
*) Fix compiler error when sun4i usb phy driver is built as module
 *) Fix SATA Lockup issue in dra7 SoC
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-4.2-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-linus

Kishon writes:

phy: for 4.2-rc6

*) Fix compiler error when sun4i usb phy driver is built as module
*) Fix SATA Lockup issue in dra7 SoC

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2015-08-05 10:12:23 -07:00
Philippe Reynes 6118637157 dt-binding: document the binding for mxc rtc
This adds documentation of device tree bindings for the
mxc rtc.

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: devicetree@vger.kernel.org
Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2015-08-05 20:03:51 +08:00
Olof Johansson e7482c74f2 arm: Xilinx Zynq dt patches for v4.3
- Add ECC for Synopsys MC
 - Add OCM, pushbuttons to zc702
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Merge tag 'zynq-dt-for-4.3' of https://github.com/Xilinx/linux-xlnx into next/dt

arm: Xilinx Zynq dt patches for v4.3

- Add ECC for Synopsys MC
- Add OCM, pushbuttons to zc702

* tag 'zynq-dt-for-4.3' of https://github.com/Xilinx/linux-xlnx:
  ARM: zynq: DT: Add zc702 pushbuttons to DT as gpio-keys
  ARM: zynq: DT: Add missing interrupt for L2 pl310
  Documentation: devicetree: Add ECC information to synopsys ddr controller
  ARM: dts: zynq: Add OCM node

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-05 11:04:18 +02:00
Nicolas Ferre c268a74310 ARM: at91/soc: add basic support for new sama5d2 SoC
Add Kconfig entries, header file changes and addition to the documentation.
The early debug infrastructure is also added for easy development.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-05 10:40:21 +02:00
Niklas Cassel 7b9c5162c1 serial: etraxfs-uart: use mctrl_gpio helpers for handling modem signals
In order to use the mctrl_gpio helpers, we change the DT bindings:
ri-gpios renamed to rng-gpios. cd-gpios renamed to dcd-gpios.
However, no in-tree dts/dtsi specifies these, so no worries.

Signed-off-by: Niklas Cassel <nks@flawful.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-04 22:07:20 -07:00
NeilBrown b04b908d8a twl4030_charger: add ac/mode to match usb/mode
This allows AC charging to be turned off, much like usb charging.
"continuous" mode is not available though.

Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: NeilBrown <neil@brown.name>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
2015-08-05 05:21:57 +02:00
NeilBrown 7f4a633d21 twl4030_charger: add software controlled linear charging mode.
Add a 'continuous' option for usb charging which enables
the "linear" charging mode of the twl4030.

Linear charging does a good job with not-so-reliable power sources.
Auto mode does not work well as it switches off when voltage drops
momentarily.  Care must be taken not to over-charge.

It was used with a bike hub dynamo since a year or so. In that case
there are automatically charging stops when the cyclist needs a break.

Original-by: Andreas Kemnade <andreas@kemnade.info>
Signed-off-by: NeilBrown <neil@brown.name>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
2015-08-05 05:21:32 +02:00
NeilBrown 22d4c33f73 twl4030_charger: enable manual enable/disable of usb charging.
'off' or 'auto' to

 /sys/class/power/twl4030_usb/mode

will now enable or disable charging from USB port.  Normally this is
enabled on 'plug' and disabled on 'unplug'.
Unplug will still disable charging.  'plug' will only enable it if
'auto' if selected.

Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: NeilBrown <neil@brown.name>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
2015-08-05 05:20:36 +02:00
NeilBrown aca3c35463 twl4030_charger: allow max_current to be managed via sysfs.
'max_current' sysfs attributes are created which allow the
max to be set.
Whenever a current source changes, the default is restored.
This will be followed by a uevent, so user-space can decide to
update again.

Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: NeilBrown <neil@brown.name>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
2015-08-05 05:19:44 +02:00
Jaegeuk Kim 7daaea256d f2fs: add noextent_cache mount option
This patch adds noextent_cache mount option.

Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2015-08-04 14:09:55 -07:00
Tejun Heo 6abc8ca19d cgroup: define controller file conventions
Traditionally, each cgroup controller implemented whatever interface
it wanted leading to interfaces which are widely inconsistent.
Examining the requirements of the controllers readily yield that there
are only a few control schemes shared among all.

Two major controllers already had to implement new interface for the
unified hierarchy due to significant structural changes.  Let's take
the chance to establish common conventions throughout all controllers.

This patch defines CGROUP_WEIGHT_MIN/DFL/MAX to be used on all weight
based control knobs and documents the conventions that controllers
should follow on the unified hierarchy.  Except for io.weight knob,
all existing unified hierarchy knobs are already compliant.  A
follow-up patch will update io.weight.

v2: Added descriptions of min, low and high knobs.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
Cc: Li Zefan <lizefan@huawei.com>
Cc: Peter Zijlstra <peterz@infradead.org>
2015-08-04 15:20:55 -04:00
Paul E. McKenney 12d560f4ea rcu,locking: Privatize smp_mb__after_unlock_lock()
RCU is the only thing that uses smp_mb__after_unlock_lock(), and is
likely the only thing that ever will use it, so this commit makes this
macro private to RCU.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>
2015-08-04 08:49:21 -07:00
Paul E. McKenney 3dbe43f6fb Merge branches 'doc.2015.07.15a' and 'torture.2015.07.15a' into HEAD
doc.2015.07.15a: Documentation updates.
torture.2015.07.15a: Torture-test updates.
2015-08-04 08:42:02 -07:00
Paul E. McKenney 8ff4fbfd69 Merge branches 'fixes.2015.07.22a' and 'initexp.2015.08.04a' into HEAD
fixes.2015.07.22a: Miscellaneous fixes.
initexp.2015.08.04a: Initialization and expedited updates.
	(Single branch due to conflicts.)
2015-08-04 08:40:58 -07:00
Moritz Fischer 575c215c00 docs: dts: Added documentation for Xilinx Zynq Reset Controller bindings.
Signed-off-by: Moritz Fischer <moritz.fischer@ettus.com>
Reviewed-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Sören Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2015-08-04 17:07:43 +02:00
Stephan Mueller f6e45c24f4 crypto: doc - AEAD API conversion
The AEAD API changes are now reflected in the crypto API doc book.

Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2015-08-04 17:41:33 +08:00
Alban Bedel f25b5edac7 devicetree: Add bindings for the ATH79 reset controller
Signed-off-by: Alban Bedel <albeu@free.fr>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2015-08-04 10:41:02 +02:00
Tomas Winkler 3c7c8468e5 mei: add async event notification ioctls
Add ioctl IOCTL_MEI_NOTIFY_SET for enabling and disabling
async event notification.
Add ioctl IOCTL_MEI_NOTIFY_GET for receiving and acking
an event notification.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-03 17:30:00 -07:00
Valentin Rothberg a2e66ad34c Documentation: sysfs-bus-usb: s/CONFIG_PM_RUNTIME/CONFIG_PM/
PM_RUNTIME has been replaced with PM by commit 464ed18ebd ("PM:
Eliminate CONFIG_PM_RUNTIME") hence substitute the reference on
PM_RUNTIME with PM and re-arrange the text to 80 column break.

Signed-off-by: Valentin Rothberg <valentinrothberg@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-03 17:17:16 -07:00
Hans de Goede 073e570d7c Input: alps - only Dell laptops have separate button bits for v2 dualpoint sticks
It turns out that only Dell laptops have the separate button bits for
v2 dualpoint sticks and that commit 92bac83dd7 ("Input: alps - non
interleaved V2 dualpoint has separate stick button bits") causes
regressions on Toshiba laptops.

This commit adds a check for Dell laptops to the code for handling these
extra button bits, fixing this regression.

This patch has been tested on a Dell Latitude D620 to make sure that it
does not reintroduce the original problem.

Reported-and-tested-by: Douglas Christman <douglaschristman@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2015-08-03 14:11:47 -07:00
Dirk Behme 62f4666968 Input: zforce - make the interrupt GPIO optional
Add support for hardware which uses an I2C Serializer / Deserializer
(SerDes) to communicate with the zFroce touch driver. In this case the
SerDes will be configured as an interrupt controller and the zForce driver
will have no access to poll the GPIO line.

To support this, we add two dedicated new GPIOs in the device tree:
reset-gpios and irq-gpios, with the irq-gpios being optional.

To not break the existing device trees, the index based 'gpios' entries
are still supported, but marked as deprecated.

With this, if the interrupt GPIO is available, either via the old or new
device tree style, the while loop will read and handle the packets as long
as the GPIO indicates that the interrupt is asserted (existing, unchanged
driver behavior).

If the interrupt GPIO isn't available, i.e. not configured via the new
device tree style, we are falling back to one read per ISR invocation
(new behavior to support the SerDes).

Note that the gpiod functions help to handle the optional GPIO:
devm_gpiod_get_index_optional() will return NULL in case the interrupt
GPIO isn't available. And gpiod_get_value_cansleep() does cover this, too,
by returning 0 in this case.

Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
Reviewed-by: Heiko Stuebner <heiko.stuebner@bq.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2015-08-03 14:10:10 -07:00
Benjamin Gaignard 53bdcf5f02 drm: sti: fix sub-components bind
Fix misunderstanding in how use component framework.
drm_platform_init() is now call only when all the
sub-components are register themselves instead of the
previous broken two stages mechanism.

Update bindings documentation.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
2015-08-03 14:24:44 +02:00
Joachim Eastwood 27dc2fb18f doc: dt: add documentation for lpc1850-rgu reset driver
Add device tree binding documentation for the Reset Generation Unit
(RGU) found on NXP LPC18xx and LPC43xx devies.

This documentation also includes a table which shows the RGU reset
number and the connected peripheral.

Signed-off-by: Joachim Eastwood <manabian@gmail.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2015-08-03 13:13:53 +02:00
Philipp Zabel efdf5aa8f1 ARM: STi: DT: Move reset controller constants into common location
By popular vote, the DT binding includes for reset controllers are located
in include/dt-bindings/reset/. Move the STi reset constants in there, too,
to avoid confusion.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Patrice Chotard <patrice.chotard@st.com>
2015-08-03 13:13:44 +02:00
Jason Baron 412758cb26 jump label, locking/static_keys: Update docs
Signed-off-by: Jason Baron <jbaron@akamai.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: benh@kernel.crashing.org
Cc: bp@alien8.de
Cc: davem@davemloft.net
Cc: ddaney@caviumnetworks.com
Cc: heiko.carstens@de.ibm.com
Cc: linux-kernel@vger.kernel.org
Cc: liuj97@gmail.com
Cc: luto@amacapital.net
Cc: michael@ellerman.id.au
Cc: rabin@rab.in
Cc: ralf@linux-mips.org
Cc: rostedt@goodmis.org
Cc: vbabka@suse.cz
Cc: will.deacon@arm.com
Link: http://lkml.kernel.org/r/6b50f2f6423a2244f37f4b1d2d6c211b9dcdf4f8.1438227999.git.jbaron@akamai.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-08-03 11:51:14 +02:00
Will Deacon ed2de9f74e locking/Documentation: Clarify failed cmpxchg() memory ordering semantics
A failed cmpxchg does not provide any memory ordering guarantees, a
property that is used to optimise the cmpxchg implementations on Alpha,
PowerPC and arm64.

This patch updates atomic_ops.txt and memory-barriers.txt to reflect
this.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Douglas Hatch <doug.hatch@hp.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Scott J Norton <scott.norton@hp.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Waiman Long <waiman.long@hp.com>
Link: http://lkml.kernel.org/r/20150716151006.GH26390@arm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-08-03 10:57:09 +02:00
Ingo Molnar 3a7651e683 Linux 4.2-rc5
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Merge branch 'locking/urgent', tag 'v4.2-rc5' into locking/core, to pick up fixes before applying new changes

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-08-03 10:52:25 +02:00
Chanwoo Choi a622789aee PM / devfreq: exynos-ppmu: Update documentation to support PPMUv2
This patch updates the documentation to include the information of PPMUv2.
The PPMUv2 is used for Exynos5433 and Exynos7420 to monitor the performance
of each IP in Exynos SoC.

Cc: MyungJoo Ham <myungjoo.ham@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
2015-08-03 14:33:52 +09:00
Javier Martinez Canillas 9b0a186262 PM / devfreq: event: Remove incorrect property in exynos-ppmu DT binding
The exynos-ppmu driver is only a clock consumer and not a clock provider
but its Device Tree binding listed #clock-cells as an optional property.

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
2015-08-03 13:58:32 +09:00
Linus Torvalds 3f6d9e0896 dmaengine fixes for 4.2-rc5
We had a regression due to reuse of descriptor so we have reverted that.
   Rest are driver fixes
      at_hdmac and at_xdmac for residue, trannfer width, and channel config
      pl330 final fix for dma fails and overflow issue
      xgene resouce map fix
      mv_xor big endian op fix
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Merge tag 'dmaengine-fix-4.2-rc5' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine fixes from Vinod Koul:
 "We had a regression due to reuse of descriptor so we have reverted
  that.

  The rest are driver fixes:

   - at_hdmac and at_xdmac for residue, trannfer width, and channel config
   - pl330 final fix for dma fails and overflow issue
   - xgene resouce map fix
   - mv_xor big endian op fix"

* tag 'dmaengine-fix-4.2-rc5' of git://git.infradead.org/users/vkoul/slave-dma:
  Revert "dmaengine: virt-dma: don't always free descriptor upon completion"
  dmaengine: mv_xor: fix big endian operation in register mode
  dmaengine: xgene-dma: Fix the resource map to handle overlapping
  dmaengine: at_xdmac: fix transfer data width in at_xdmac_prep_slave_sg()
  dmaengine: at_hdmac: fix residue computation
  dmaengine: at_xdmac: fix bug about channel configuration
  dmaengine: pl330: Really fix choppy sound because of wrong residue calculation
  dmaengine: pl330: Fix overflow when reporting residue in memcpy
2015-08-01 12:47:04 -07:00
Roger Quadros c934b36127 phy: ti-pipe3: i783 workaround for SATA lockup after dpll unlock/relock
SATA_PLL_SOFT_RESET bit of CTRL_CORE_SMA_SW_0 must be toggled
between a SATA DPLL unlock and re-lock to prevent SATA lockup.

Introduce a new DT parameter 'syscon-pllreset' to provide the syscon
regmap access to this register which sits in the control module.

If the register is not provided we fallback to the old behaviour
i.e. SATA DPLL refclk will not be disabled and we prevent SoC low
power states.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2015-08-01 15:52:58 +05:30
David S. Miller 5510b3c2a1 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
	arch/s390/net/bpf_jit_comp.c
	drivers/net/ethernet/ti/netcp_ethss.c
	net/bridge/br_multicast.c
	net/ipv4/ip_fragment.c

All four conflicts were cases of simple overlapping
changes.

Signed-off-by: David S. Miller <davem@davemloft.net>
2015-07-31 23:52:20 -07:00
Tom Herbert b56774163f ipv6: Enable auto flow labels by default
Initialize auto_flowlabels to one. This enables automatic flow labels,
individual socket may disable them using the IPV6_AUTOFLOWLABEL socket
option.

Signed-off-by: Tom Herbert <tom@herbertland.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-07-31 17:07:12 -07:00
Tom Herbert 42240901f7 ipv6: Implement different admin modes for automatic flow labels
Change the meaning of net.ipv6.auto_flowlabels to provide a mode for
automatic flow labels generation. There are four modes:

0: flow labels are disabled
1: flow labels are enabled, sockets can opt-out
2: flow labels are allowed, sockets can opt-in
3: flow labels are enabled and enforced, no opt-out for sockets

np->autoflowlabel is initialized according to the sysctl value.

Signed-off-by: Tom Herbert <tom@herbertland.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-07-31 17:07:11 -07:00
Linus Torvalds c6fd4fc708 sound fixes for 4.2-rc5
This became a relative big update as it includes the collected
 ASoC fixes.  There are a few fixes in ASoC core side, mostly for DAPM
 and the new topology API.  The rest are various ASoC driver-specific
 fixes, as well as the usual HD-audio and USB-audio quirks.
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Merge tag 'sound-4.2-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "This became a relative big update as it includes the collected ASoC
  fixes.  There are a few fixes in ASoC core side, mostly for DAPM and
  the new topology API.  The rest are various ASoC driver-specific
  fixes, as well as the usual HD-audio and USB-audio quirks"

* tag 'sound-4.2-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (29 commits)
  ALSA: hda - Fix MacBook Pro 5,2 quirk
  ALSA: hda - Fix race between PM ops and HDA init/probe
  ALSA: usb-audio: add dB range mapping for some devices
  ALSA: hda - Apply a fixup to Dell Vostro 5480
  ALSA: hda - Add pin quirk for the headset mic jack detection on Dell laptop
  ALSA: hda - Apply fixup for another Toshiba Satellite S50D
  ALSA: fireworks: add support for AudioFire2 quirk
  ALSA: hda - Fix the headset mic that will not work on Dell desktop machine
  ALSA: hda - fix cs4210_spdif_automute()
  ASoC: pcm1681: Fix setting de-emphasis sampling rate selection
  ASoC: ssm4567: Keep TDM_BCLKS in ssm4567_set_dai_fmt
  ASoC: sgtl5000: Fix up define for SGTL5000_SMALL_POP
  ASoC: dapm: Don't add prefix to widget stream name
  ASoC: rt5645: Check if codec is initialized in workqueue handler
  ASoC: Intel: Get correct usage_count value to load firmware
  ASoC: topology: Fix to add dapm mixer info
  ASoC: zx: spdif: Fix devm_ioremap_resource return value check
  ASoC: zx: i2s: Fix devm_ioremap_resource return value check
  ASoC: mediatek: Use platform_of_node for machine drivers
  ASoC: Free card DAPM context on snd_soc_instantiate_card() error path
  ...
2015-07-31 17:00:25 -07:00
Geert Uytterhoeven 885fb909dc PM / Domains: Correct unit address in power-controller example
In example 2 of the generic PM domains DT bindings, the unit address of
the device node representing the child power controller doesn't match
its "reg" property. Correct it.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Kevin Hilman <khilman@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2015-07-31 23:31:52 +02:00
Rameshwar Prasad Sahu cda8e93719 dmaengine: xgene-dma: Fix the resource map to handle overlapping
There is an overlap in dma ring cmd csr region due to sharing of ethernet
ring cmd csr region. This patch fix the resource overlapping by mapping
the entire dma ring cmd csr region.

Signed-off-by: Rameshwar Prasad Sahu <rsahu@apm.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-07-31 20:33:43 +05:30
Peter Chen f811a38300 doc: usb: gadget-testing: using the updated testusb.c
testusb.c at http://www.linux-usb.org/usbtest/ is out of date,
using the one at the kernel source folder.

Cc: <stable@vger.kernel.org>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-31 09:02:07 -05:00
Peter Chen 4bc58eb16b Doc: ABI: testing: configfs-usb-gadget-sourcesink
Fix the name of attribute

Cc: <stable@vger.kernel.org>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-31 09:02:07 -05:00
Peter Chen 8cd5062682 Doc: ABI: testing: configfs-usb-gadget-loopback
Fix the name of attribute

Cc: <stable@vger.kernel.org>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-31 09:02:06 -05:00
Will Deacon b6c084d7aa ARM: perf: extend interrupt-affinity property for PPIs
On systems containing multiple, heterogeneous clusters we need a way to
associate a PMU "device" with the CPU(s) on which it exists. For PMUs
that signal overflow with SPIs, this relationship is determined via the
"interrupt-affinity" property, which contains a list of phandles to CPU
nodes for the PMU. For PMUs using PPIs, the per-cpu nature of the
interrupt isn't enough to determine the set of CPUs which actually
contain the device.

This patch allows the interrupt-affinity property to be specified on a
PMU node irrespective of the interrupt type. For PPIs, it identifies
the set of CPUs signalling the PPI in question.

Tested-by: Stephen Boyd <sboyd@codeaurora.org> # Krait PMU
Signed-off-by: Will Deacon <will.deacon@arm.com>
2015-07-31 15:01:14 +01:00
Punnaiah Choudary Kalluri 1837649fd3 Documentation: devicetree: Add ECC information to synopsys ddr controller
Add ECC information to synopsys ddr memory controller.

Signed-off-by: Punnaiah Choudary Kalluri <punnaia@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2015-07-31 10:50:05 +02:00
Hangbin Liu 8013d1d7ea net/ipv6: add sysctl option accept_ra_min_hop_limit
Commit 6fd99094de ("ipv6: Don't reduce hop limit for an interface")
disabled accept hop limit from RA if it is smaller than the current hop
limit for security stuff. But this behavior kind of break the RFC definition.

RFC 4861, 6.3.4.  Processing Received Router Advertisements
   A Router Advertisement field (e.g., Cur Hop Limit, Reachable Time,
   and Retrans Timer) may contain a value denoting that it is
   unspecified.  In such cases, the parameter should be ignored and the
   host should continue using whatever value it is already using.

   If the received Cur Hop Limit value is non-zero, the host SHOULD set
   its CurHopLimit variable to the received value.

So add sysctl option accept_ra_min_hop_limit to let user choose the minimum
hop limit value they can accept from RA. And set default to 1 to meet RFC
standards.

Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Acked-by: YOSHIFUJI Hideaki <hideaki.yoshifuji@miraclelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-07-30 15:56:40 -07:00
Dudley Du ddbb299db0 Input: cyapa - introduce device tree binding
Add device tree support for  Cypress trackpad devices.

Signed-off-by: Dudley Du <dudl@cypress.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2015-07-30 11:33:59 -07:00
Ivan T. Ivanov 6f98f545b0 usb: phy: msm: Add D+/D- lines route control
apq8016-sbc board is using Dual SPDT USB Switch (TC7USB40MU),
witch is controlled by GPIO to de/multiplex D+/D- USB lines to
USB2513B Hub and uB connector. Add support for this.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-30 11:43:36 -05:00
Chris Metcalf a0ddef81f4 tile: enable full SECCOMP support
Signed-off-by: Chris Metcalf <cmetcalf@ezchip.com>
2015-07-30 12:32:16 -04:00
Linus Torvalds 0a552051a4 Two patches headed for -stable.
nct7802: Fix integer overflow seen when writing voltage limits
 nct7904: Rename pwm attributes to match hwmon ABI
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Merge tag 'hwmon-for-linus-v4.2-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:
 "Two patches headed for -stable.

  nct7802: Fix integer overflow seen when writing voltage limits
  nct7904: Rename pwm attributes to match hwmon ABI"

* tag 'hwmon-for-linus-v4.2-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  hwmon: (nct7802) Fix integer overflow seen when writing voltage limits
  hwmon: (nct7904) Rename pwm attributes to match hwmon ABI
2015-07-30 08:04:19 -07:00
Guenter Roeck 0d6aaffc3a hwmon: (nct7904) Rename pwm attributes to match hwmon ABI
pwm attributes have well defined names, which should be used.

Cc: Vadim V. Vlasov <vvlasov@dev.rtsoft.ru>
Cc: stable@vger.kernel.org #v4.1+
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2015-07-29 20:06:46 -07:00
WingMan Kwok 71382bc043 net: netcp: Fixes efuse mac addr swap on k2e and k2l
On some of the K2E and K2L platforms, the two DWORDs in
efuse occupied by the pre-programmed mac address for
slave port 1 are swapped.  To workaround this issue,
this patch adds a new define NETCP_EFUSE_ADDR_SWAP (2)
which signifies the occurrence of such swapping so that
the driver can take proper action.  The flag can be
enabled in the corresponding netcp interface dts binding
as efuse-mac = <2>  under the corresponding netcp
interface node.

Signed-off-by: WingMan Kwok <w-kwok2@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-07-29 17:16:03 -07:00
Tim Bird ee2b7f60a5 ARM: dts: qcom: Add binding for the qcom coincell charger
This binding is used to configure the driver for the coincell charger
found in Qualcomm PMICs.

Signed-off-by: Tim Bird <tim.bird@sonymobile.com>
Reviewed-by: Andy Gross <agross@codeaurora.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-07-29 13:37:18 -07:00
Ray Jui 6aad8bf993 arm64: dts: Add Broadcom North Star 2 support
Add Broadcom NS2 device tree binding document. Also add initial device
tree dtsi for Broadcom North Star 2 (NS2) SoC and board support for NS2
SVK board

Signed-off-by: Jon Mason <jonmason@broadcom.com>
Signed-off-by: Ray Jui <rjui@broadcom.com>
Reviewed-by: Scott Branden <sbranden@broadcom.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2015-07-29 22:07:11 +02:00
Bjorn Andersson ba68227e61 devicetree: soc: Add Qualcomm SMD based RPM DT binding
Add binding documentation for the Qualcomm Resource Power Manager (RPM)
using shared memory (Qualcomm SMD) as transport mechanism. This is found
in 8974 and newer based devices.

The binding currently describes the rpm itself and the regulator
subnodes.

Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Andy Gross <agross@codeaurora.org>
2015-07-29 14:13:48 -05:00
Bjorn Andersson 72c10fef98 soc: qcom: Add device tree binding for Shared Memory Device
Add device tree binding documentation for the Qualcomm Shared Memory
Device, used for communication between the various CPUs in the Qualcomm
SoCs.

Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Andy Gross <agross@codeaurora.org>
2015-07-29 14:13:48 -05:00
Ard Biesheuvel 6c020ea8dc arm64/Documentation: clarify wording regarding memory below the Image
Clarify that the memory below the start of the image but inside the
region covered by the linear mapping has no special significance to
the kernel, and may be used by the firmware provided that it is marked
as reserved.

Also, fix up some whitespace errors.

Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
2015-07-29 18:32:10 +01:00
Linus Torvalds 733db573a6 Merge git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
Pull SCSI target fixes from Nicholas Bellinger:
 "This series is larger than what I'd normally be conformable with
  sending for a -rc5 PULL request..

  However, the bulk of the series is localized to qla2xxx target
  specific fixes that address a number of real-world correctness issues,
  that have been outstanding on the list for ~6 weeks now.  They where
  submitted + verified + acked by the HW LLD vendor, contributed by a
  major production customer of the code, and are marked for v3.18.y
  stable code.

  That said, I don't see a good reason to wait another month to get
  these fixes into mainline.

  Beyond the qla2xx specific fixes, this series also includes:

   - bugfix for a long standing use-after-free in iscsi-target during
     TPG shutdown + demo-mode sessions.

   - bugfix for a >= v4.0 regression OOPs in iscsi-target during a
     iscsi_start_kthreads() failure.

   - bugfix for a >= v4.0 regression hang in iscsi-target for iser
     explicit session/connection logout.

   - bugfix for a iser-target bug where a early CMA REJECTED status
     during login triggers a NULL pointer dereference OOPs.

   - bugfixes for a handful of v4.2-rc1 specific regressions related to
     the larger set of recent backend configfs attribute changes.

  A big thanks to QLogic + Pure Storage for the qla2xxx target bugfixes"

* git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (28 commits)
  Documentation/target: Fix tcm_mod_builder.py build breakage
  iser-target: Fix REJECT CM event use-after-free OOPs
  iscsi-target: Fix iser explicit logout TX kthread leak
  iscsi-target: Fix iscsit_start_kthreads failure OOPs
  iscsi-target: Fix use-after-free during TPG session shutdown
  qla2xxx: terminate exchange when command is aborted by LIO
  qla2xxx: drop cmds/tmrs arrived while session is being deleted
  qla2xxx: disable scsi_transport_fc registration in target mode
  qla2xxx: added sess generations to detect RSCN update races
  qla2xxx: Abort stale cmds on qla_tgt_wq when plogi arrives
  qla2xxx: delay plogi/prli ack until existing sessions are deleted
  qla2xxx: cleanup cmd in qla workqueue before processing TMR
  qla2xxx: kill sessions/log out initiator on RSCN and port down events
  qla2xxx: fix command initialization in target mode.
  qla2xxx: Remove msleep in qlt_send_term_exchange
  qla2xxx: adjust debug flags
  qla2xxx: release request queue reservation.
  qla2xxx: Add flush after updating ATIOQ consumer index.
  qla2xxx: Enable target mode for ISP27XX
  qla2xxx: Fix hardware lock/unlock issue causing kernel panic.
  ...
2015-07-29 09:54:40 -07:00
Li Jun b5513dede7 doc: dt-binding: usb: add otg related properties
Add otg version, srp, hnp and adp support for usb OTG port, then those OTG
features don't have to be decided by usb gadget drivers.

Signed-off-by: Li Jun <jun.li@freescale.com>
Reviewed-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-29 09:59:20 -05:00
Hans de Goede d91de093d9 usb: musb: sunxi: Add support for musb controller in A33 SoC
The A33 SoC uses the same musb controller as found on the A31 and later,
but allwinner has removed the configdata register, this commit adds special
handling for this.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-29 09:59:20 -05:00
Hans de Goede 132e237757 usb: musb: sunxi: Add support for musb controller in A31 SoC
The A31 SoC uses the same musb controller as found in earlier SoCs, but it
is hooked up slightly different. Its SRAM is private and no longer controlled
through the SRAM controller, and its reset is controlled via a separate
reset controller. This commit adds support for this setup.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-29 09:59:20 -05:00
Hans de Goede 744543c599 usb: musb: sunxi: Add support for the Allwinner sunxi musb controller
This is based on initial code to get the Allwinner sunxi musb controller
supported by Chen-Yu Tsai and Roman Byshko.

This adds support for the Allwinner sunxi musb controller in both host only
and otg mode. Peripheral only mode is not supported, as no boards use that.

This has been tested on a cubietruck (A20 SoC) and an UTOO P66 tablet
(A13 SoC) with a variety of devices in host mode and with the g_serial gadget
driver in peripheral mode, plugging otg / host cables in/out a lot of times
in all possible imaginable plug orders.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-29 09:59:20 -05:00
Ivan T. Ivanov 351169933e usb: phy: qcom: New APQ8016/MSM8916 USB transceiver driver
Driver handles PHY initialization, clock management, power
management and workarounds required after resetting the hardware.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2015-07-29 09:59:19 -05:00