Commit Graph

4368 Commits

Author SHA1 Message Date
Linus Torvalds
4c9eff7af6 KVM fixes for v4.10-rc5
ARM:
  - Fix for timer setup on VHE machines
  - Drop spurious warning when the timer races against the vcpu running
    again
  - Prevent a vgic deadlock when the initialization fails (for stable)
 
 s390:
  - Fix a kernel memory exposure (for stable)
 
 x86:
  - Fix exception injection when hypercall instruction cannot be patched
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM fixes from Radim Krčmář:
 "ARM:
   - Fix for timer setup on VHE machines
   - Drop spurious warning when the timer races against the vcpu running
     again
   - Prevent a vgic deadlock when the initialization fails (for stable)

  s390:
   - Fix a kernel memory exposure (for stable)

  x86:
   - Fix exception injection when hypercall instruction cannot be
     patched"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: s390: do not expose random data via facility bitmap
  KVM: x86: fix fixing of hypercalls
  KVM: arm/arm64: vgic: Fix deadlock on error handling
  KVM: arm64: Access CNTHCTL_EL2 bit fields correctly on VHE systems
  KVM: arm/arm64: Fix occasional warning from the timer work function
2017-01-20 14:19:34 -08:00
Linus Torvalds
f8f2d4bdb5 - Avoid potential stack information leak via the ptrace ABI caused by
uninitialised variables
 
 - SWIOTLB DMA API fall-back allocation fix when the SWIOTLB buffer is
   not initialised (all RAM is suitable for 32-bit DMA masks)
 
 - Fix the bad_mode function returning for unhandled exceptions coming
   from user space
 
 - Fix name clash in __page_to_voff()
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 fixes from Catalin Marinas:

 - avoid potential stack information leak via the ptrace ABI caused by
   uninitialised variables

 - SWIOTLB DMA API fall-back allocation fix when the SWIOTLB buffer is
   not initialised (all RAM is suitable for 32-bit DMA masks)

 - fix the bad_mode function returning for unhandled exceptions coming
   from user space

 - fix name clash in __page_to_voff()

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: avoid returning from bad_mode
  arm64/ptrace: Reject attempts to set incomplete hardware breakpoint fields
  arm64/ptrace: Avoid uninitialised struct padding in fpr_set()
  arm64/ptrace: Preserve previous registers for short regset write
  arm64/ptrace: Preserve previous registers for short regset write
  arm64/ptrace: Preserve previous registers for short regset write
  arm64: mm: avoid name clash in __page_to_voff()
  arm64: Fix swiotlb fallback allocation
2017-01-20 11:44:47 -08:00
Linus Torvalds
44b4b461a0 ARM: SoC fixes
We've been sitting on fixes for a while, and they keep trickling in at a low
 rate. Nothing in here comes across as particularly scary or noteworthy, for
 the most part it's a large collection of small DT tweaks.
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Merge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "We've been sitting on fixes for a while, and they keep trickling in at
  a low rate. Nothing in here comes across as particularly scary or
  noteworthy, for the most part it's a large collection of small DT
  tweaks"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (24 commits)
  ARM: dts: da850-evm: fix read access to SPI flash
  ARM: dts: omap3: Fix Card Detect and Write Protect on Logic PD SOM-LV
  ARM64: dts: meson-gxbb-odroidc2: Disable SCPI DVFS
  ARM: dts: OMAP5 / DRA7: indicate that SATA port 0 is available.
  ARM: dts: NSP: Fix DT ranges error
  ARM: multi_v7_defconfig: set bcm47xx watchdog
  ARM: multi_v7_defconfig: fix config typo
  ARM: dts: dra72-evm-revc: fix typo in ethernet-phy node
  soc: ti: wkup_m3_ipc: Fix error return code in wkup_m3_ipc_probe()
  ARM: ux500: fix prcmu_is_cpu_in_wfi() calculation
  ARM: dts: sunxi: Change node name for pwrseq pin on Olinuxino-lime2-emmc
  ARM: dts: sun8i: Support DTB build for NanoPi M1
  ARM: dts: sun6i: hummingbird: Enable display engine again
  ARM: dts: sun6i: Disable display pipeline by default
  ARM, ARM64: dts: drop "arm,amba-bus" in favor of "simple-bus" part 3
  ARM: dts: imx6qdl-nitrogen6_som2: fix sgtl5000 pinctrl init
  ARM: dts: imx6qdl-nitrogen6_max: fix sgtl5000 pinctrl init
  ARM: OMAP1: DMA: Correct the number of logical channels
  ARM: dts: am335x-icev2: Remove the duplicated pinmux setting
  ARM: OMAP2+: Fix WL1283 Bluetooth Baud Rate
  ...
2017-01-19 16:40:03 -08:00
Mark Rutland
7d9e8f71b9 arm64: avoid returning from bad_mode
Generally, taking an unexpected exception should be a fatal event, and
bad_mode is intended to cater for this. However, it should be possible
to contain unexpected synchronous exceptions from EL0 without bringing
the kernel down, by sending a SIGILL to the task.

We tried to apply this approach in commit 9955ac47f4 ("arm64:
don't kill the kernel on a bad esr from el0"), by sending a signal for
any bad_mode call resulting from an EL0 exception.

However, this also applies to other unexpected exceptions, such as
SError and FIQ. The entry paths for these exceptions branch to bad_mode
without configuring the link register, and have no kernel_exit. Thus, if
we take one of these exceptions from EL0, bad_mode will eventually
return to the original user link register value.

This patch fixes this by introducing a new bad_el0_sync handler to cater
for the recoverable case, and restoring bad_mode to its original state,
whereby it calls panic() and never returns. The recoverable case
branches to bad_el0_sync with a bl, and returns to userspace via the
usual ret_to_user mechanism.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Fixes: 9955ac47f4 ("arm64: don't kill the kernel on a bad esr from el0")
Reported-by: Mark Salter <msalter@redhat.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: stable@vger.kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-19 15:38:22 +00:00
Dave Martin
ad9e202aa1 arm64/ptrace: Reject attempts to set incomplete hardware breakpoint fields
We cannot preserve partial fields for hardware breakpoints, because
the values written by userspace to the hardware breakpoint
registers can't subsequently be recovered intact from the hardware.

So, just reject attempts to write incomplete fields with -EINVAL.

Cc: <stable@vger.kernel.org> # 3.7.x-
Fixes: 478fcb2cdb ("arm64: Debugging support")
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Will Deacon <Will.Deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-18 18:05:12 +00:00
Dave Martin
aeb1f39d81 arm64/ptrace: Avoid uninitialised struct padding in fpr_set()
This patch adds an explicit __reserved[] field to user_fpsimd_state
to replace what was previously unnamed padding.

This ensures that data in this region are propagated across
assignment rather than being left possibly uninitialised at the
destination.

Cc: <stable@vger.kernel.org> # 3.7.x-
Fixes: 60ffc30d56 ("arm64: Exception handling")
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Will Deacon <Will.Deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-18 18:05:10 +00:00
Dave Martin
a672401c00 arm64/ptrace: Preserve previous registers for short regset write
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.

Cc: <stable@vger.kernel.org> # 4.3.x-
Fixes: 5d220ff942 ("arm64: Better native ptrace support for compat tasks")
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Will Deacon <Will.Deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-18 18:05:08 +00:00
Dave Martin
9dd73f72f2 arm64/ptrace: Preserve previous registers for short regset write
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.

Cc: <stable@vger.kernel.org> # 3.19.x-
Fixes: 766a85d7bc ("arm64: ptrace: add NT_ARM_SYSTEM_CALL regset")
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Will Deacon <Will.Deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-18 18:05:06 +00:00
Dave Martin
9a17b876b5 arm64/ptrace: Preserve previous registers for short regset write
Ensure that if userspace supplies insufficient data to
PTRACE_SETREGSET to fill all the registers, the thread's old
registers are preserved.

Cc: <stable@vger.kernel.org> # 3.7.x-
Fixes: 478fcb2cdb ("arm64: Debugging support")
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Acked-by: Will Deacon <Will.Deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-18 18:05:02 +00:00
Oleksandr Andrushchenko
1c8a946bf3 arm64: mm: avoid name clash in __page_to_voff()
The arm64 __page_to_voff() macro takes a parameter called 'page', and
also refers to 'struct page'. Thus, if the value passed in is not
called 'page', we'll refer to the wrong struct name (which might not
exist).

Fixes: 3fa72fe9c6 ("arm64: mm: fix __page_to_voff definition")
Acked-by: Mark Rutland <mark.rutland@arm.com>
Suggested-by: Volodymyr Babchuk <Volodymyr_Babchuk@epam.com>
Signed-off-by: Oleksandr Andrushchenko <Oleksandr_Andrushchenko@epam.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-18 11:24:04 +00:00
Neil Armstrong
f7bcd4b6f6 ARM64: dts: meson-gxbb-odroidc2: Disable SCPI DVFS
The current hardware is not able to run with all cores enabled at a
cluster frequency superior at 1536MHz.
But the currently shipped u-boot for the platform still reports an OPP
table with possible DVFS frequency up to 2GHz, and will not change since
the off-tree linux tree supports limiting the OPPs with a kernel parameter.
A recent u-boot change reports the boot-time DVFS around 100MHz and
the default performance cpufreq governor sets the maximum frequency.
Previous version of u-boot reported to be already at the max OPP and
left the OPP as is.
Nevertheless, other governors like ondemand could setup the max frequency
and make the system crash.

This patch disables the DVFS clock and disables cpufreq.

Fixes: 70db166a2b ("ARM64: dts: meson-gxbb: Add SCPI with cpufreq & sensors Nodes")
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2017-01-17 12:10:54 -08:00
Radim Krčmář
1b1973ef9a KVM/ARM updates for 4.10-rc4
- Fix for timer setup on VHE machines
 - Drop spurious warning when the timer races against
   the vcpu running again
 - Prevent a vgic deadlock when the initialization fails
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Merge tag 'kvm-arm-for-4.10-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm

KVM/ARM updates for 4.10-rc4

- Fix for timer setup on VHE machines
- Drop spurious warning when the timer races against
  the vcpu running again
- Prevent a vgic deadlock when the initialization fails
2017-01-17 15:04:59 +01:00
Alexander Graf
524dabe1c6 arm64: Fix swiotlb fallback allocation
Commit b67a8b29df introduced logic to skip swiotlb allocation when all memory
is DMA accessible anyway.

While this is a great idea, __dma_alloc still calls swiotlb code unconditionally
to allocate memory when there is no CMA memory available. The swiotlb code is
called to ensure that we at least try get_free_pages().

Without initialization, swiotlb allocation code tries to access io_tlb_list
which is NULL. That results in a stack trace like this:

  Unable to handle kernel NULL pointer dereference at virtual address 00000000
  [...]
  [<ffff00000845b908>] swiotlb_tbl_map_single+0xd0/0x2b0
  [<ffff00000845be94>] swiotlb_alloc_coherent+0x10c/0x198
  [<ffff000008099dc0>] __dma_alloc+0x68/0x1a8
  [<ffff000000a1b410>] drm_gem_cma_create+0x98/0x108 [drm]
  [<ffff000000abcaac>] drm_fbdev_cma_create_with_funcs+0xbc/0x368 [drm_kms_helper]
  [<ffff000000abcd84>] drm_fbdev_cma_create+0x2c/0x40 [drm_kms_helper]
  [<ffff000000abc040>] drm_fb_helper_initial_config+0x238/0x410 [drm_kms_helper]
  [<ffff000000abce88>] drm_fbdev_cma_init_with_funcs+0x98/0x160 [drm_kms_helper]
  [<ffff000000abcf90>] drm_fbdev_cma_init+0x40/0x58 [drm_kms_helper]
  [<ffff000000b47980>] vc4_kms_load+0x90/0xf0 [vc4]
  [<ffff000000b46a94>] vc4_drm_bind+0xec/0x168 [vc4]
  [...]

Thankfully swiotlb code just learned how to not do allocations with the FORCE_NO
option. This patch configures the swiotlb code to use that if we decide not to
initialize the swiotlb framework.

Fixes: b67a8b29df ("arm64: mm: only initialize swiotlb when necessary")
Signed-off-by: Alexander Graf <agraf@suse.de>
CC: Jisheng Zhang <jszhang@marvell.com>
CC: Geert Uytterhoeven <geert+renesas@glider.be>
CC: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-17 11:48:11 +00:00
Jintack Lim
488f94d721 KVM: arm64: Access CNTHCTL_EL2 bit fields correctly on VHE systems
Current KVM world switch code is unintentionally setting wrong bits to
CNTHCTL_EL2 when E2H == 1, which may allow guest OS to access physical
timer.  Bit positions of CNTHCTL_EL2 are changing depending on
HCR_EL2.E2H bit.  EL1PCEN and EL1PCTEN are 1st and 0th bits when E2H is
not set, but they are 11th and 10th bits respectively when E2H is set.

In fact, on VHE we only need to set those bits once, not for every world
switch. This is because the host kernel runs in EL2 with HCR_EL2.TGE ==
1, which makes those bits have no effect for the host kernel execution.
So we just set those bits once for guests, and that's it.

Signed-off-by: Jintack Lim <jintack@cs.columbia.edu>
Reviewed-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
2017-01-13 11:19:25 +00:00
Ard Biesheuvel
41c066f2c4 arm64: assembler: make adr_l work in modules under KASLR
When CONFIG_RANDOMIZE_MODULE_REGION_FULL=y, the offset between loaded
modules and the core kernel may exceed 4 GB, putting symbols exported
by the core kernel out of the reach of the ordinary adrp/add instruction
pairs used to generate relative symbol references. So make the adr_l
macro emit a movz/movk sequence instead when executing in module context.

While at it, remove the pointless special case for the stack pointer.

Acked-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-12 18:10:52 +00:00
Huang Shijie
69d012345a arm64: hugetlb: fix the wrong return value for huge_ptep_set_access_flags
In current code, the @changed always returns the last one's status for
the huge page with the contiguous bit set. This is really not what we
want. Even one of the PTEs is changed, we should tell it to the caller.

This patch fixes this issue.

Fixes: 66b3923a1a ("arm64: hugetlb: add support for PTE contiguous bit")
Cc: <stable@vger.kernel.org> # 4.5.x-
Signed-off-by: Huang Shijie <shijie.huang@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-11 10:26:40 +00:00
Masahiro Yamada
64cbff449a ARM, ARM64: dts: drop "arm,amba-bus" in favor of "simple-bus" part 3
Tree-wide replacement was done by commit 2ef7d5f342 ("ARM, ARM64:
dts: drop "arm,amba-bus" in favor of "simple-bus"), then the 2nd
round by commit 15b7cc78f0 ("arm64: dts: drop "arm,amba-bus" in
favor of "simple-bus" part 2").

Here, some new users have appeared for Linux v4.10-rc1.  Eliminate
them now.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2017-01-09 19:11:42 -08:00
Olof Johansson
9511ecab07 arm: Xilinx ZynqMP DT fixes for v4.10
- Fix dtc warnings
 - Fix i2c compatible string
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Merge tag 'zynmp-dt-fixes-for-4.10' of https://github.com/Xilinx/linux-xlnx into fixes

arm: Xilinx ZynqMP DT fixes for v4.10

- Fix dtc warnings
- Fix i2c compatible string

* tag 'zynmp-dt-fixes-for-4.10' of https://github.com/Xilinx/linux-xlnx:
  ARM64: zynqmp: Fix i2c node's compatible string
  ARM64: zynqmp: Fix W=1 dtc 1.4 warnings

Signed-off-by: Olof Johansson <olof@lixom.net>
2017-01-09 19:06:15 -08:00
Linus Torvalds
b1ee51702e - Re-introduce the arm64 get_current() optimisation
- KERN_CONT fallout fix in show_pte()
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 fixes from Catalin Marinas:

 - re-introduce the arm64 get_current() optimisation

 - KERN_CONT fallout fix in show_pte()

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: restore get_current() optimisation
  arm64: mm: fix show_pte KERN_CONT fallout
2017-01-06 15:18:58 -08:00
Linus Torvalds
2fd8774c79 Merge branch 'stable/for-linus-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb
Pull swiotlb fixes from Konrad Rzeszutek Wilk:
 "This has one fix to make i915 work when using Xen SWIOTLB, and a
  feature from Geert to aid in debugging of devices that can't do DMA
  outside the 32-bit address space.

  The feature from Geert is on top of v4.10 merge window commit
  (specifically you pulling my previous branch), as his changes were
  dependent on the Documentation/ movement patches.

  I figured it would just easier than me trying than to cherry-pick the
  Documentation patches to satisfy git.

  The patches have been soaking since 12/20, albeit I updated the last
  patch due to linux-next catching an compiler error and adding an
  Tested-and-Reported-by tag"

* 'stable/for-linus-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb:
  swiotlb: Export swiotlb_max_segment to users
  swiotlb: Add swiotlb=noforce debug option
  swiotlb: Convert swiotlb_force from int to enum
  x86, swiotlb: Simplify pci_swiotlb_detect_override()
2017-01-06 10:53:21 -08:00
Mark Rutland
9d84fb27fa arm64: restore get_current() optimisation
Commit c02433dd6d ("arm64: split thread_info from task stack")
inverted the relationship between get_current() and
current_thread_info(), with sp_el0 now holding the current task_struct
rather than the current thead_info. The new implementation of
get_current() prevents the compiler from being able to optimize repeated
calls to either, resulting in a noticeable penalty in some
microbenchmarks.

This patch restores the previous optimisation by implementing
get_current() in the same way as our old current_thread_info(), using a
non-volatile asm statement.

Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Reported-by: Davidlohr Bueso <dbueso@suse.de>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-04 16:26:18 +00:00
Mark Rutland
6ef4fb387d arm64: mm: fix show_pte KERN_CONT fallout
Recent changes made KERN_CONT mandatory for continued lines. In the
absence of KERN_CONT, a newline may be implicit inserted by the core
printk code.

In show_pte, we (erroneously) use printk without KERN_CONT for continued
prints, resulting in output being split across a number of lines, and
not matching the intended output, e.g.

[ff000000000000] *pgd=00000009f511b003
, *pud=00000009f4a80003
, *pmd=0000000000000000

Fix this by using pr_cont() for all the continuations.

Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2017-01-04 16:25:50 +00:00
Arnd Bergmann
e9b2aefa88 Amlogic fixes for v4.10
- DT: GXL: fix GPIO include
 - add DT and defconfig for newly merged DRM driver
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Merge tag 'amlogic-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into fixes

Pull "Amlogic fixes for v4.10" from Kevin Hilman:

- DT: GXL: fix GPIO include
- add DT and defconfig for newly merged DRM driver

This pull has one real fix, as a couple non-critical ones.  The DRM
DT/defconfig patches are coming now because I didn't expect the new
driver to make it for the v4.10 merge window, but since it did[1], the
DT and defconfig should go into the same release.

[1] bbbe775ec5 drm: Add support for Amlogic Meson Graphic Controller

* tag 'amlogic-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
  ARM64: defconfig: enable DRM_MESON as module
  ARM64: dts: meson-gx: Add Graphic Controller nodes
  ARM64: dts: meson-gxl: fix GPIO include
2017-01-04 16:42:00 +01:00
Arnd Bergmann
46db9914c3 ARMv8 Juno/VExpress fixes for v4.10
A simple fix to extend GICv2 CPU interface registers from 4K to 8K
 on AEMv8 FVP/RTSM models in order to support split priority drop and
 interrupt deactivation.
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Merge tag 'juno-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into fixes

Pull "ARMv8 Juno/VExpress fixes for v4.10" from Sudeep Holla:

A simple fix to extend GICv2 CPU interface registers from 4K to 8K
on AEMv8 FVP/RTSM models in order to support split priority drop and
interrupt deactivation.

* tag 'juno-fixes-4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux:
  arm64: dts: vexpress: Support GICC_DIR operations
2017-01-04 16:37:45 +01:00
Arnd Bergmann
cb2cc43681 Qualcomm ARM64 Fixes for v4.10-rc1
* Fix instability in MSM8996 due to incorrect carveouts
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Merge tag 'qcom-fixes-for-4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux into fixes

Qualcomm ARM64 Fixes for v4.10-rc1

* Fix instability in MSM8996 due to incorrect carveouts

* tag 'qcom-fixes-for-4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux:
  arm64: dts: msm8996: Add required memory carveouts
2017-01-04 16:10:38 +01:00
Arnd Bergmann
84cc8ca1fd Renesas ARM Based SoC Fixes for v4.10
* Provide sd0_uhs node
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Merge tag 'renesas-fixes-for-v4.10' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into fixes

Renesas ARM Based SoC Fixes for v4.10

* Provide sd0_uhs node

* tag 'renesas-fixes-for-v4.10' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
  arm64: dts: h3ulcb: Provide sd0_uhs node
2017-01-04 16:08:28 +01:00
Kevin Hilman
fcdaf1a2a7 ARM64: defconfig: enable DRM_MESON as module
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2017-01-03 09:31:13 -08:00
Neil Armstrong
fafdbdf767 ARM64: dts: meson-gx: Add Graphic Controller nodes
Add Video Processing Unit and CVBS Output nodes, and enable CVBS on selected
boards.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2017-01-03 09:31:02 -08:00
Kevin Hilman
1cf3df8a9c ARM64: dts: meson-gxl: fix GPIO include
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
2017-01-03 09:29:54 -08:00
Moritz Fischer
c415f9e830 ARM64: zynqmp: Fix i2c node's compatible string
The Zynq Ultrascale MP uses version 1.4 of the Cadence IP core
which fixes some silicon bugs that needed software workarounds
in Version 1.0 that was used on Zynq systems.

Signed-off-by: Moritz Fischer <mdf@kernel.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Sören Brinkmann <soren.brinkmann@xilinx.com>
Cc: Rob Herring <robh+dt@kernel.org>
Acked-by: Sören Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2017-01-02 14:14:36 +01:00
Michal Simek
4ea2a6be95 ARM64: zynqmp: Fix W=1 dtc 1.4 warnings
The patch removes these warnings reported by dtc 1.4:
Warning (unit_address_vs_reg): Node /amba_apu has a reg or ranges
property, but no unit name
Warning (unit_address_vs_reg): Node /memory has a reg or ranges
property, but no unit name

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2017-01-02 14:14:30 +01:00
Sudeep Holla
1dff32d7df arm64: dts: vexpress: Support GICC_DIR operations
The GICv2 CPU interface registers span across 8K, not 4K as indicated in
the DT.  Only the GICC_DIR register is located after the initial 4K
boundary, leaving a functional system but without support for separately
EOI'ing and deactivating interrupts.

After this change the system supports split priority drop and interrupt
deactivation. This patch is based on similar one from Christoffer Dall:
commit 368400e242 ("ARM: dts: vexpress: Support GICC_DIR operations")

Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
2016-12-30 15:31:24 +00:00
Stephen Boyd
e9112936f2 arm64: dts: msm8996: Add required memory carveouts
This patch adds required memory carveouts so that the kernel does not
access memory that is in use or has been reserved for use by other remote
processors.

Signed-off-by: Andy Gross <andy.gross@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2016-12-28 14:50:33 -06:00
Al Viro
b4b8664d29 arm64: don't pull uaccess.h into *.S
Split asm-only parts of arm64 uaccess.h into a new header and use that
from *.S.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-12-26 13:05:17 -05:00
Linus Torvalds
b272f732f8 Merge branch 'smp-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull SMP hotplug notifier removal from Thomas Gleixner:
 "This is the final cleanup of the hotplug notifier infrastructure. The
  series has been reintgrated in the last two days because there came a
  new driver using the old infrastructure via the SCSI tree.

  Summary:

   - convert the last leftover drivers utilizing notifiers

   - fixup for a completely broken hotplug user

   - prevent setup of already used states

   - removal of the notifiers

   - treewide cleanup of hotplug state names

   - consolidation of state space

  There is a sphinx based documentation pending, but that needs review
  from the documentation folks"

* 'smp-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  irqchip/armada-xp: Consolidate hotplug state space
  irqchip/gic: Consolidate hotplug state space
  coresight/etm3/4x: Consolidate hotplug state space
  cpu/hotplug: Cleanup state names
  cpu/hotplug: Remove obsolete cpu hotplug register/unregister functions
  staging/lustre/libcfs: Convert to hotplug state machine
  scsi/bnx2i: Convert to hotplug state machine
  scsi/bnx2fc: Convert to hotplug state machine
  cpu/hotplug: Prevent overwriting of callbacks
  x86/msr: Remove bogus cleanup from the error path
  bus: arm-ccn: Prevent hotplug callback leak
  perf/x86/intel/cstate: Prevent hotplug callback leak
  ARM/imx/mmcd: Fix broken cpu hotplug handling
  scsi: qedi: Convert to hotplug state machine
2016-12-25 14:05:56 -08:00
Thomas Gleixner
73c1b41e63 cpu/hotplug: Cleanup state names
When the state names got added a script was used to add the extra argument
to the calls. The script basically converted the state constant to a
string, but the cleanup to convert these strings into meaningful ones did
not happen.

Replace all the useless strings with 'subsys/xxx/yyy:state' strings which
are used in all the other places already.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sebastian Siewior <bigeasy@linutronix.de>
Link: http://lkml.kernel.org/r/20161221192112.085444152@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2016-12-25 10:47:44 +01:00
Linus Torvalds
7c0f6ba682 Replace <asm/uaccess.h> with <linux/uaccess.h> globally
This was entirely automated, using the script by Al:

  PATT='^[[:blank:]]*#[[:blank:]]*include[[:blank:]]*<asm/uaccess.h>'
  sed -i -e "s!$PATT!#include <linux/uaccess.h>!" \
        $(git grep -l "$PATT"|grep -v ^include/linux/uaccess.h)

to do the replacement at the end of the merge window.

Requested-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-12-24 11:46:01 -08:00
Linus Torvalds
9be962d525 More ACPI updates for v4.10-rc1
- Move some Linux-specific functionality to upstream ACPICA and
    update the in-kernel users of it accordingly (Lv Zheng).
 
  - Drop a useless warning (triggered by the lack of an optional
    object) from the ACPI namespace scanning code (Zhang Rui).
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Merge tag 'acpi-extra-4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull more ACPI updates from Rafael Wysocki:
 "Here are new versions of two ACPICA changes that were deferred
  previously due to a problem they had introduced, two cleanups on top
  of them and the removal of a useless warning message from the ACPI
  core.

  Specifics:

   - Move some Linux-specific functionality to upstream ACPICA and
     update the in-kernel users of it accordingly (Lv Zheng)

   - Drop a useless warning (triggered by the lack of an optional
     object) from the ACPI namespace scanning code (Zhang Rui)"

* tag 'acpi-extra-4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  ACPI / osl: Remove deprecated acpi_get_table_with_size()/early_acpi_os_unmap_memory()
  ACPI / osl: Remove acpi_get_table_with_size()/early_acpi_os_unmap_memory() users
  ACPICA: Tables: Allow FADT to be customized with virtual address
  ACPICA: Tables: Back port acpi_get_table_with_size() and early_acpi_os_unmap_memory() from Linux kernel
  ACPI: do not warn if _BQC does not exist
2016-12-22 10:19:32 -08:00
Rafael J. Wysocki
c8e008e2a6 Merge branches 'acpica' and 'acpi-scan'
* acpica:
  ACPI / osl: Remove deprecated acpi_get_table_with_size()/early_acpi_os_unmap_memory()
  ACPI / osl: Remove acpi_get_table_with_size()/early_acpi_os_unmap_memory() users
  ACPICA: Tables: Allow FADT to be customized with virtual address
  ACPICA: Tables: Back port acpi_get_table_with_size() and early_acpi_os_unmap_memory() from Linux kernel

* acpi-scan:
  ACPI: do not warn if _BQC does not exist
2016-12-22 14:34:24 +01:00
Lv Zheng
8d3523fb3b ACPI / osl: Remove deprecated acpi_get_table_with_size()/early_acpi_os_unmap_memory()
Since all users are cleaned up, remove the 2 deprecated APIs due to no
users.
As a Linux variable rather than an ACPICA variable, acpi_gbl_permanent_mmap
is renamed to acpi_permanent_mmap to have a consistent coding style across
entire Linux ACPI subsystem.

Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2016-12-21 02:36:38 +01:00
Lv Zheng
6b11d1d677 ACPI / osl: Remove acpi_get_table_with_size()/early_acpi_os_unmap_memory() users
This patch removes the users of the deprectated APIs:
 acpi_get_table_with_size()
 early_acpi_os_unmap_memory()
The following APIs should be used instead of:
 acpi_get_table()
 acpi_put_table()

The deprecated APIs are invented to be a replacement of acpi_get_table()
during the early stage so that the early mapped pointer will not be stored
in ACPICA core and thus the late stage acpi_get_table() won't return a
wrong pointer. The mapping size is returned just because it is required by
early_acpi_os_unmap_memory() to unmap the pointer during early stage.

But as the mapping size equals to the acpi_table_header.length
(see acpi_tb_init_table_descriptor() and acpi_tb_validate_table()), when
such a convenient result is returned, driver code will start to use it
instead of accessing acpi_table_header to obtain the length.

Thus this patch cleans up the drivers by replacing returned table size with
acpi_table_header.length, and should be a no-op.

Reported-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2016-12-21 02:36:38 +01:00
Alexander Popov
7ede8665f2 arm64: setup: introduce kaslr_offset()
Introduce kaslr_offset() similar to x86_64 to fix kcov.

[ Updated by Will Deacon ]

Link: http://lkml.kernel.org/r/1481417456-28826-2-git-send-email-alex.popov@linux.com
Signed-off-by: Alexander Popov <alex.popov@linux.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: AKASHI Takahiro <takahiro.akashi@linaro.org>
Cc: Jon Masters <jcm@redhat.com>
Cc: David Daney <david.daney@cavium.com>
Cc: Ganapatrao Kulkarni <gkulkarni@caviumnetworks.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Nicolai Stange <nicstange@gmail.com>
Cc: James Morse <james.morse@arm.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Andrey Konovalov <andreyknvl@google.com>
Cc: Alexander Popov <alex.popov@linux.com>
Cc: syzkaller <syzkaller@googlegroups.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-12-20 09:48:46 -08:00
Geert Uytterhoeven
ae7871be18 swiotlb: Convert swiotlb_force from int to enum
Convert the flag swiotlb_force from an int to an enum, to prepare for
the advent of more possible values.

Suggested-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
2016-12-19 09:05:20 -05:00
Linus Torvalds
1bbb05f520 Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes and cleanups from Thomas Gleixner:
 "This set of updates contains:

   - Robustification for the logical package managment. Cures the AMD
     and virtualization issues.

   - Put the correct start_cpu() return address on the stack of the idle
     task.

   - Fixups for the fallout of the nodeid <-> cpuid persistent mapping
     modifciations

   - Move the x86/MPX specific mm_struct member to the arch specific
     mm_context where it belongs

   - Cleanups for C89 struct initializers and useless function
     arguments"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/floppy: Use designated initializers
  x86/mpx: Move bd_addr to mm_context_t
  x86/mm: Drop unused argument 'removed' from sync_global_pgds()
  ACPI/NUMA: Do not map pxm to node when NUMA is turned off
  x86/acpi: Use proper macro for invalid node
  x86/smpboot: Prevent false positive out of bounds cpumask access warning
  x86/boot/64: Push correct start_cpu() return address
  x86/boot/64: Use 'push' instead of 'call' in start_cpu()
  x86/smpboot: Make logical package management more robust
2016-12-18 11:12:53 -08:00
Linus Torvalds
bd9999cd6a media updates for v4.10-rc1
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Merge tag 'media/v4.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - new Mediatek drivers: mtk-mdp and mtk-vcodec

 - some additions at the media documentation

 - the CEC core and drivers were promoted from staging to mainstream

 - some cleanups at the DVB core

 - the LIRC serial driver got promoted from staging to mainstream

 - added a driver for Renesas R-Car FDP1 driver

 - add DVBv5 statistics support to mn88473 driver

 - several fixes related to printk continuation lines

 - add support for HSV encoding formats

 - lots of other cleanups, fixups and driver improvements.

* tag 'media/v4.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (496 commits)
  [media] v4l: tvp5150: Add missing break in set control handler
  [media] v4l: tvp5150: Don't inline the tvp5150_selmux() function
  [media] v4l: tvp5150: Compile tvp5150_link_setup out if !CONFIG_MEDIA_CONTROLLER
  [media] em28xx: don't store usb_device at struct em28xx
  [media] em28xx: use usb_interface for dev_foo() calls
  [media] em28xx: don't change the device's name
  [media] mn88472: fix chip id check on probe
  [media] mn88473: fix chip id check on probe
  [media] lirc: fix error paths in lirc_cdev_add()
  [media] s5p-mfc: Add support for MFC v8 available in Exynos 5433 SoCs
  [media] s5p-mfc: Rework clock handling
  [media] s5p-mfc: Don't keep clock prepared all the time
  [media] s5p-mfc: Kill all IS_ERR_OR_NULL in clocks management code
  [media] s5p-mfc: Remove dead conditional code
  [media] s5p-mfc: Ensure that clock is disabled before turning power off
  [media] s5p-mfc: Remove special clock rate management
  [media] s5p-mfc: Use printk_ratelimited for reporting ioctl errors
  [media] s5p-mfc: Set DMA_ATTR_ALLOC_SINGLE_PAGES
  [media] vivid: Set color_enc on HSV formats
  [media] v4l2-tpg: Init hv_enc field with a valid value
  ...
2016-12-16 09:39:16 -08:00
Linus Torvalds
991688bfc6 ARM: SoC driver updates for v4.10
Driver updates for ARM SoCs, including a couple of newly added drivers:
 
 - A new driver for the power management controller on TI Keystone
 - Support for the prerelease "SCPI" firmware protocol that ended up
   being shipped by Amlogic in their GXBB SoC.
 - A soc_device can now be matched using a glob from inside the
   kernel, when another driver wants to know the specific chip
   it is running on and cannot find out from DT, firmware or hardware.
 - Renesas SoCs now support identification through the soc_device
   interface, both in user space and kernel.
 - Renesas r8a7743 and r8a7745 gain support for their system controller
 - A new checking module for the ARM "PSCI" (not to be confused
   with "SCPI" mentioned above) firmware interface.
 - A new driver for the Tegra GMI memory interface
 - Support for the Tegra firmware interfaces with their
   power management controllers
 
 As usual, the updates for the reset controller framework are merged
 here, as they tend to touch multiple SoCs as well, including a new
 driver for the Oxford (now Broadcom) OX820 chip and the Tegra
 bpmp interface.
 
 The existing drivers for Atmel, Qualcomm, NVIDIA, TI Davinci, and
 Rockchips SoCs see some further updates.
 
 Conflicts:
 - ARCH_RENESAS now selects SOC_BUS, but no longer needs GPIOLIB
 - drivers/soc/renesas/Makefile: multiple files got added, keep
   all in logical sorting
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Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC driver updates from Arnd Bergmann:
 "Driver updates for ARM SoCs, including a couple of newly added
  drivers:

   - A new driver for the power management controller on TI Keystone

   - Support for the prerelease "SCPI" firmware protocol that ended up
     being shipped by Amlogic in their GXBB SoC.

   - A soc_device can now be matched using a glob from inside the
     kernel, when another driver wants to know the specific chip it is
     running on and cannot find out from DT, firmware or hardware.

   - Renesas SoCs now support identification through the soc_device
     interface, both in user space and kernel.

   - Renesas r8a7743 and r8a7745 gain support for their system
     controller

   - A new checking module for the ARM "PSCI" (not to be confused with
     "SCPI" mentioned above) firmware interface.

   - A new driver for the Tegra GMI memory interface

   - Support for the Tegra firmware interfaces with their power
     management controllers

  As usual, the updates for the reset controller framework are merged
  here, as they tend to touch multiple SoCs as well, including a new
  driver for the Oxford (now Broadcom) OX820 chip and the Tegra bpmp
  interface.

  The existing drivers for Atmel, Qualcomm, NVIDIA, TI Davinci, and
  Rockchips SoCs see some further updates"

* tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (76 commits)
  misc: sram: remove useless #ifdef
  drivers: psci: Allow PSCI node to be disabled
  drivers: psci: PSCI checker module
  soc: renesas: Identify SoC and register with the SoC bus
  firmware: qcom: scm: Return PTR_ERR when devm_clk_get fails
  firmware: qcom: scm: Remove core, iface and bus clocks dependency
  dt-bindings: firmware: scm: Add MSM8996 DT bindings
  memory: da8xx-ddrctl: drop the call to of_flat_dt_get_machine_name()
  bus: da8xx-mstpri: drop the call to of_flat_dt_get_machine_name()
  ARM: shmobile: Document DT bindings for Product Register
  soc: renesas: rcar-sysc: add R8A7745 support
  reset: Add Tegra BPMP reset driver
  dt-bindings: firmware: Allow child nodes inside the Tegra BPMP
  dt-bindings: Add power domains to Tegra BPMP firmware
  firmware: tegra: Add BPMP support
  firmware: tegra: Add IVC library
  dt-bindings: firmware: Add bindings for Tegra BPMP
  mailbox: tegra-hsp: Use after free in tegra_hsp_remove_doorbells()
  mailbox: Add Tegra HSP driver
  firmware: arm_scpi: add support for pre-v1.0 SCPI compatible
  ...
2016-12-15 16:03:25 -08:00
Linus Torvalds
482c3e8835 ARM: 64-bit DT updates for v4.10
A couple of interesting new SoC platforms are now supported, these are
 the respective DTS sources:
 
 - Samsung Exynos5433 mobile phone platform, including an (almost) fully
   supported phone reference board.
 - Hisilicon Hip07 server platform and D05 board, the latest iteration
   of their product line, now with 64 Cortex-A72 cores across two
   sockets.
 - Allwinner A64 SoC, the first 64-bit chip from their "sunxi" product
   line, used in Android tablets and ultra-cheap development boards
 - NXP LS1046A Communication processor, improving on the earlier LS1043A
   with faster CPU cores
 - Qualcomm MSM8992 (Snapdragon 808) and MSM8994 (Snapdragon 810)
   mobile phone SoCs
 - Early support for the Nvidia Tegra Tegra186 SoC
 - Amlogic S905D is a minor variant of their existing Android consumer
   product line
 - Rockchip PX5 automotive platform, a close relative of their popular
   rk3368 Android tablet chips
 
 Aside from the respective evaluation platforms for the above
 chips, there are only a few consumer devices and boards added
 this time:
 
 - Huawei Nexus 6P (Angler) mobile phone
 - LG Nexus 5x (Bullhead) mobile phone
 - Nexbox A1 and A95X Android TV boxes
 - Pine64 development board based on Allwinner A64
 - Globalscale Marvell ESPRESSOBin community board based on Armada 3700
 - Renesas "R-Car Starter Kit Pro" (M3ULCB) low-cost automotive  board
 
 For the existing platforms, we get bug fixes and new peripheral support
 for Juno, Renesas, Uniphier, Amlogic, Samsung, Broadcom, Rockchip, Berlin,
 and ZTE.
 
 Conflicts:
 - Documentation/devicetree/bindings/arm/shmobile.txt: a
   rename/add conflict, keep both modifications and maintain
   alphabetical ordering.
 - arch/arm64/boot/dts/*/*.dtsi: nodes were added in netdev,
   mmc and clk, keep both sides in each case.
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Merge tag 'armsoc-dt64' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM 64-bit DT updates from Arnd Bergmann:
 "A couple of interesting new SoC platforms are now supported, these are
  the respective DTS sources:

   - Samsung Exynos5433 mobile phone platform, including an (almost)
     fully supported phone reference board.
   - Hisilicon Hip07 server platform and D05 board, the latest iteration
     of their product line, now with 64 Cortex-A72 cores across two
     sockets.
   - Allwinner A64 SoC, the first 64-bit chip from their "sunxi" product
     line, used in Android tablets and ultra-cheap development boards
   - NXP LS1046A Communication processor, improving on the earlier
     LS1043A with faster CPU cores
   - Qualcomm MSM8992 (Snapdragon 808) and MSM8994 (Snapdragon 810)
     mobile phone SoCs
   - Early support for the Nvidia Tegra Tegra186 SoC
   - Amlogic S905D is a minor variant of their existing Android consumer
     product line
   - Rockchip PX5 automotive platform, a close relative of their popular
     rk3368 Android tablet chips

  Aside from the respective evaluation platforms for the above chips,
  there are only a few consumer devices and boards added this time:

   - Huawei Nexus 6P (Angler) mobile phone
   - LG Nexus 5x (Bullhead) mobile phone
   - Nexbox A1 and A95X Android TV boxes
   - Pine64 development board based on Allwinner A64
   - Globalscale Marvell ESPRESSOBin community board based on Armada 3700
   - Renesas "R-Car Starter Kit Pro" (M3ULCB) low-cost automotive board

  For the existing platforms, we get bug fixes and new peripheral
  support for Juno, Renesas, Uniphier, Amlogic, Samsung, Broadcom,
  Rockchip, Berlin, and ZTE"

* tag 'armsoc-dt64' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (168 commits)
  arm64: dts: fix build errors from missing dependencies
  ARM64: dts: meson-gxbb: add SCPI pre-1.0 compatible
  ARM64: dts: meson-gxl: Add support for Nexbox A95X
  ARM64: dts: meson-gxm: Add support for the Nexbox A1
  ARM: dts: artpec: add pcie support
  arm64: dts: berlin4ct-dmp: add missing unit name to /memory node
  arm64: dts: berlin4ct-stb: add missing unit name to /memory node
  arm64: dts: berlin4ct: add missing unit name to /soc node
  arm64: dts: qcom: msm8916: Add ddr support to sdhc1
  arm64: dts: exynos: Enable HS400 mode for eMMC for TM2
  ARM: dts: Add xo to sdhc clock node on qcom platforms
  ARM64: dts: Add support for Meson GXM
  dt-bindings: add rockchip RK1108 Evaluation board
  arm64: dts: NS2: Add PCI PHYs
  arm64: dts: NS2: enable sdio1
  arm64: dts: exynos: Add the mshc_2 node for supporting T-Flash
  arm64: tegra: Add NVIDIA P2771 board support
  arm64: tegra: Enable PSCI on P3310
  arm64: tegra: Add NVIDIA P3310 processor module support
  arm64: tegra: Add GPIO controllers on Tegra186
  ...
2016-12-15 15:58:28 -08:00
Linus Torvalds
786a72d791 ARM: DT updates for v4.10
Lots of changes as usual, so I'm trying to be brief here. Most of the
 new hardware support has the respective driver changes merged through
 other trees or has had it available for a while, so this is where things
 come together.
 
 We get a DT descriptions for a couple of new SoCs, all of them variants
 of other chips we already support, and usually coming with a new
 evaluation board:
 
 - Oxford semiconductor (now Broadcom) OX820 SoC for NAS devices
 - Qualcomm MDM9615 LTE baseband
 - NXP imx6ull, the latest and smallest i.MX6 application processor variant
 - Renesas RZ/G (r8a7743 and r8a7745) application processors
 - Rockchip PX3, a variant of the rk3188 chip used in Android tablets
 - Rockchip rk1108 single-core application processor
 - ST stm32f746 Cortex-M7 based microcontroller
 - TI DRA71x automotive processors
 
 These are commercially available consumer platforms we now support:
 - Motorola Droid 4 (xt894) mobile phone
 - Rikomagic MK808 Android TV stick based on Rockchips rx3066
 - Cloud Engines PogoPlug v3 based on OX820
 - Various Broadcom based wireless devices:
   - Netgear R8500 router
   - Tenda AC9 router
   - TP-LINK Archer C9 V1
   - Luxul XAP-1510 Access point
 - Turris Omnia open hardware router based on Armada 385
 
 And a couple of new boards targeted at developers, makers
 or industrial integration:
 - Macnica Sodia development platform for Altera socfpga (Cyclone V)
 - MicroZed board based on Xilinx Zynq FPGA platforms
 - TOPEET itop/elite based on exynos4412
 - WP8548 MangOH Open Hardware platform for IOT, based on
   Qualcomm MDM9615
 - NextThing CHIP Pro gadget
 - NanoPi M1 development board
 - AM571x-IDK industrial board based on TI AM5718
 - i.MX6SX UDOO Neo
 - Boundary Devices Nitrogen6_SOM2 (i.MX6)
 - Engicam i.CoreM6
 - Grinn i.MX6UL liteSOM/liteBoard
 - Toradex Colibri iMX6 module
 
 Other changes:
 - added peripherals on renesas, davinci, stm32f429, uniphier, sti,
   mediatek, integrator, at91, imx, vybrid, ls1021a, omap, qualcomm,
   mvebu, allwinner, broadcom, exynos, zynq
 
 - Continued fixes for W=1 dtc warnings
 
 - The old STiH415/416 SoC support gets removed, these never made it into
   products and have served their purpose in the kernel as a template
   for teh newer chips from ST
 
 - The exynos4415 dtsi file is removed as nothing uses it.
 
 - Intel PXA25x can now be booted using devicetree
 
 Conflicts:
 arch/arm/boot/dts/r8a*.dtsi: a node was added
 the clk tree, keep both sides and watch out for git
 dropping the required '};' at the end of each side.
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM DT updates from Arnd Bergmann:
 "Lots of changes as usual, so I'm trying to be brief here. Most of the
  new hardware support has the respective driver changes merged through
  other trees or has had it available for a while, so this is where
  things come together.

  We get a DT descriptions for a couple of new SoCs, all of them
  variants of other chips we already support, and usually coming with a
  new evaluation board:

   - Oxford semiconductor (now Broadcom) OX820 SoC for NAS devices
   - Qualcomm MDM9615 LTE baseband
   - NXP imx6ull, the latest and smallest i.MX6 application processor variant
   - Renesas RZ/G (r8a7743 and r8a7745) application processors
   - Rockchip PX3, a variant of the rk3188 chip used in Android tablets
   - Rockchip rk1108 single-core application processor
   - ST stm32f746 Cortex-M7 based microcontroller
   - TI DRA71x automotive processors

  These are commercially available consumer platforms we now support:

   - Motorola Droid 4 (xt894) mobile phone
   - Rikomagic MK808 Android TV stick based on Rockchips rx3066
   - Cloud Engines PogoPlug v3 based on OX820
   - Various Broadcom based wireless devices:
      - Netgear R8500 router
      - Tenda AC9 router
      - TP-LINK Archer C9 V1
      - Luxul XAP-1510 Access point
   - Turris Omnia open hardware router based on Armada 385

  And a couple of new boards targeted at developers, makers or
  industrial integration:

   - Macnica Sodia development platform for Altera socfpga (Cyclone V)
   - MicroZed board based on Xilinx Zynq FPGA platforms
   - TOPEET itop/elite based on exynos4412
   - WP8548 MangOH Open Hardware platform for IOT, based on Qualcomm MDM9615
   - NextThing CHIP Pro gadget
   - NanoPi M1 development board
   - AM571x-IDK industrial board based on TI AM5718
   - i.MX6SX UDOO Neo
   - Boundary Devices Nitrogen6_SOM2 (i.MX6)
   - Engicam i.CoreM6
   - Grinn i.MX6UL liteSOM/liteBoard
   - Toradex Colibri iMX6 module

  Other changes:

   - added peripherals on renesas, davinci, stm32f429, uniphier, sti,
     mediatek, integrator, at91, imx, vybrid, ls1021a, omap, qualcomm,
     mvebu, allwinner, broadcom, exynos, zynq

   - Continued fixes for W=1 dtc warnings

   - The old STiH415/416 SoC support gets removed, these never made it
     into products and have served their purpose in the kernel as a
     template for teh newer chips from ST

   - The exynos4415 dtsi file is removed as nothing uses it.

   - Intel PXA25x can now be booted using devicetree"

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (422 commits)
  arm: dts: zynq: Add MicroZed board support
  ARM: dts: da850: enable high speed for mmc
  ARM: dts: da850: Add node for pullup/pulldown pinconf
  ARM: dts: da850: enable memctrl and mstpri nodes per board
  ARM: dts: da850-lcdk: Add ethernet0 alias to DT
  ARM: dts: artpec: add pcie support
  ARM: dts: add support for Turris Omnia
  devicetree: Add vendor prefix for CZ.NIC
  ARM: dts: berlin2q-marvell-dmp: fix typo in chosen node
  ARM: dts: berlin2q-marvell-dmp: fix regulators' name
  ARM: dts: Add xo to sdhc clock node on qcom platforms
  ARM: dts: r8a7794: Add device node for PRR
  ARM: dts: r8a7793: Add device node for PRR
  ARM: dts: r8a7792: Add device node for PRR
  ARM: dts: r8a7791: Add device node for PRR
  ARM: dts: r8a7790: Add device node for PRR
  ARM: dts: r8a7779: Add device node for PRR
  ARM: dts: r8a73a4: Add device node for PRR
  ARM: dts: sk-rzg1e: add Ether support
  ARM: dts: sk-rzg1e: initial device tree
  ...
2016-12-15 15:50:24 -08:00
Linus Torvalds
3bd776bbda ARM: SoC 64-bit changes for v4.9
Changes to platform code for 64-bit ARM platforms. We are not adding
 any new platforms that require code or Kconfig changes this time, so
 it's basically just defconfig changes to enable support for more
 drivers used on the existing platforms.
 
 This is mainly interesting for the Raspberry Pi 3, which should
 now work much better with the default build.
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Merge tag 'armsoc-arm64' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC 64-bit updates from Arnd Bergmann:
 "Changes to platform code for 64-bit ARM platforms. We are not adding
  any new platforms that require code or Kconfig changes this time, so
  it's basically just defconfig changes to enable support for more
  drivers used on the existing platforms.

  This is mainly interesting for the Raspberry Pi 3, which should now
  work much better with the default build"

* tag 'armsoc-arm64' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  arm64: defconfig: drop GPIO_SYSFS on multiplatforms
  arm64: defconfig: Do not lower CONFIG_LOG_BUF_SHIFT
  arm64: defconfig: allow rk3399-based boards to boot from mmc and usb
  arm64: defconfig: enable RK808 components
  arm64: defconfig: enable I2C and DW MMC controller on rockchip platform
  arm64: defconfig: Enable Tegra186 SoC
  ARM64: configs: Activate Internal PHY for Meson GXL
  arm64: qcom: enable GPIOLIB in Kconfig
  arm64: configs: enable configs for msm899(2/4) basic support
  ARM64: bcm2835: add thermal driver to default config
  ARM64: configs: Add Platform MHU in defconfig
  MAINTAINERS: Update Broadcom Vulcan maintainer email
  arm64: defconfig: enable EEPROM_AT25 config option
  arm64: Enable HIBERNATION in defconfig
  arm64: defconfig: Enable DRM DU and V4L2 FCP + VSP modules
  ARM64: defconfig: Enable MMC related configs
  arm64: Add BCM2835 (Raspberry Pi 3) support to the defconfig
2016-12-15 15:42:41 -08:00
Linus Torvalds
3ec5e8d82b ARM: SoC non-urgent fixes for v4.10
As usual, we queue up a few fixes that don't seem urgent enough to go in
 through -rc, or that just came a little too late given their size.
 
 The zx fixes make the platform finally boot on real hardware, the
 davinci and imx31 get the DT support working better for some of
 the machines that are still normally used with classic board files.
 One tegra fix is important for new bootloader versions, but the
 bug has been around for a while without anyone noticing.
 
 The other changes are mostly cosmetic.
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Merge tag 'armsoc-fixes-nc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC non-urgent fixes from Arnd Bergmann:
 "As usual, we queue up a few fixes that don't seem urgent enough to go
  in through -rc, or that just came a little too late given their size.

  The zx fixes make the platform finally boot on real hardware, the
  davinci and imx31 get the DT support working better for some of the
  machines that are still normally used with classic board files. One
  tegra fix is important for new bootloader versions, but the bug has
  been around for a while without anyone noticing.

  The other changes are mostly cosmetic"

* tag 'armsoc-fixes-nc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (22 commits)
  arm64: tegra: Add missing Smaug revision
  arm64: tegra: Add VDD_GPU regulator to Jetson TX1
  arm64: dts: zte: clean up gic-v3 redistributor properties
  arm64: dts: zx: Fix gic GICR property
  bus: vexpress-config: fix device reference leak
  soc: ti: qmss: fix the case when !SMP
  ARM: lpc32xx: drop duplicate header device.h
  ARM: ixp4xx: drop duplicate header gpio.h
  ARM: socfpga: fix spelling mistake in error message
  ARM: dts: imx6q-cm-fx6: fix fec pinctrl
  ARM: dts: imx7d-pinfunc: fix UART pinmux defines
  ARM: dts: imx6qp: correct LDB clock inputs
  ARM: OMAP2+: pm-debug: Use seq_putc() in two functions
  ARM: OMAP2+: Remove the omapdss_early_init_of() function
  mfd: tps65217: Fix mismatched interrupt number
  ARM: zx: Fix error handling
  ARM: spear: Fix error handling
  ARM: davinci: da850: Fix pwm name matching
  ARM: clk: imx31: properly init clocks for machines with DT
  clk: imx31: fix rewritten input argument of mx31_clocks_init()
  ...
2016-12-15 15:15:13 -08:00