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This (relatively) new SoC is similar to the H6, but drops the (broken)
PCIe support and the USB 3.0 controller. It also gets the management
controller removed, which in turn removes *some*, but not all of the
devices formerly dedicated to the ARISC (CPUS).
And while there is still the extra sunxi interrupt controller, the
package lacks the corresponding NMI pin, so no interrupts for the PMIC.
The reserved memory node is actually handled by Trusted Firmware now,
but U-Boot fails to propagate this to a separately loaded DTB, so we
keep it in here for now, until U-Boot learns to do this properly.
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220708105235.3983266-4-andre.przywara@arm.com
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Pull powerpc fix from Michael Ellerman:
- On Power8 bare metal, fix creation of RNG platform devices, which are
needed for the /dev/hwrng driver to probe correctly.
Thanks to Jason A. Donenfeld, and Sachin Sant.
* tag 'powerpc-5.19-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
powerpc/powernv: delay rng platform device creation until later in boot
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Some Intel processors may use alternate predictors for RETs on
RSB-underflow. This condition may be vulnerable to Branch History
Injection (BHI) and intramode-BTI.
Kernel earlier added spectre_v2 mitigation modes (eIBRS+Retpolines,
eIBRS+LFENCE, Retpolines) which protect indirect CALLs and JMPs against
such attacks. However, on RSB-underflow, RET target prediction may
fallback to alternate predictors. As a result, RET's predicted target
may get influenced by branch history.
A new MSR_IA32_SPEC_CTRL bit (RRSBA_DIS_S) controls this fallback
behavior when in kernel mode. When set, RETs will not take predictions
from alternate predictors, hence mitigating RETs as well. Support for
this is enumerated by CPUID.7.2.EDX[RRSBA_CTRL] (bit2).
For spectre v2 mitigation, when a user selects a mitigation that
protects indirect CALLs and JMPs against BHI and intramode-BTI, set
RRSBA_DIS_S also to protect RETs for RSB-underflow case.
Signed-off-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
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All the invocations unroll to __x86_return_thunk and this file
must be PIC independent.
This fixes kexec on 64-bit AMD boxes.
[ bp: Fix 32-bit build. ]
Reported-by: Edward Tran <edward.tran@oracle.com>
Reported-by: Awais Tanveer <awais.tanveer@oracle.com>
Suggested-by: Ankur Arora <ankur.a.arora@oracle.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
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Merge KVM related commits we are keeping in a topic branch in case of
any conflicts with generic KVM changes.
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Merge our fixes branch. In particular this brings in commit
986481618023 ("powerpc/book3e: Fix PUD allocation size in
map_kernel_page()") which fixes a build failure in next, because commit
2db2008e6363 ("powerpc/64e: Rewrite p4d_populate() as a static inline
function") depends on it.
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This adds support for TQMa8MPQL module on MBa8MPxL board.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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'vector' and 'trig_mode' fields of 'struct kvm_lapic_irq' are left
uninitialized in kvm_pv_kick_cpu_op(). While these fields are normally
not needed for APIC_DM_REMRD, they're still referenced by
__apic_accept_irq() for trace_kvm_apic_accept_irq(). Fully initialize
the structure to avoid consuming random stack memory.
Fixes: a183b638b61c ("KVM: x86: make apic_accept_irq tracepoint more generic")
Reported-by: syzbot+d6caa905917d353f0d07@syzkaller.appspotmail.com
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Link: https://lore.kernel.org/r/20220708125147.593975-1-vkuznets@redhat.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
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Add a helper to update KVM's in-kernel local APIC in response to MCG_CAP
being changed by userspace to fix multiple bugs. First and foremost,
KVM needs to check that there's an in-kernel APIC prior to dereferencing
vcpu->arch.apic. Beyond that, any "new" LVT entries need to be masked,
and the APIC version register needs to be updated as it reports out the
number of LVT entries.
Fixes: 4b903561ec49 ("KVM: x86: Add Corrected Machine Check Interrupt (CMCI) emulation to lapic.")
Reported-by: syzbot+8cdad6430c24f396f158@syzkaller.appspotmail.com
Cc: Siddh Raman Pant <code@siddh.me>
Cc: Jue Wang <juew@google.com>
Signed-off-by: Sean Christopherson <seanjc@google.com>
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Initialize the number of LVT entries during APIC creation, else the field
will be incorrectly left '0' if userspace never invokes KVM_X86_SETUP_MCE.
Add and use a helper to calculate the number of entries even though
MCG_CMCI_P is not set by default in vcpu->arch.mcg_cap. Relying on that
to always be true is unnecessarily risky, and subtle/confusing as well.
Fixes: 4b903561ec49 ("KVM: x86: Add Corrected Machine Check Interrupt (CMCI) emulation to lapic.")
Reported-by: Xiaoyao Li <xiaoyao.li@intel.com>
Cc: Jue Wang <juew@google.com>
Signed-off-by: Sean Christopherson <seanjc@google.com>
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Fix up the DP PHY node which had the wrong unit address.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220708072556.4687-1-johan+linaro@kernel.org
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Merge a bug fix and cleanups for {g,s}et_msr_mce() using a base that
predates commit 281b52780b57 ("KVM: x86: Add emulation for
MSR_IA32_MCx_CTL2 MSRs."), which was written with the intention that it
be applied _after_ the bug fix and cleanups. The bug fix in particular
needs to be sent to stable trees; give them a stable hash to use.
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Fix the usb_0 HS PHY reference clock which was mistakingly replaced with
the first usb_2 PHY clock.
Fixes: 152d1faf1e2f ("arm64: dts: qcom: add SC8280XP platform")
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220708072358.4583-1-johan+linaro@kernel.org
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Add helpers to identify CTL (control) and STATUS MCi MSR types instead of
open coding the checks using the offset. Using the offset is perfectly
safe, but unintuitive, as understanding what the code does requires
knowing that the offset calcuation will not affect the lower three bits.
Opportunistically comment the STATUS logic to save readers a trip to
Intel's SDM or AMD's APM to understand the "data != 0" check.
No functional change intended.
Signed-off-by: Sean Christopherson <seanjc@google.com>
Reviewed-by: Jim Mattson <jmattson@google.com>
Link: https://lore.kernel.org/r/20220512222716.4112548-4-seanjc@google.com
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Use an explicit case statement to grab the full range of MCx bank MSRs
in {g,s}et_msr_mce(), and manually check only the "end" (the number of
banks configured by userspace may be less than the max). The "default"
trick works, but is a bit odd now, and will be quite odd if/when support
for accessing MCx_CTL2 MSRs is added, which has near identical logic.
Hoist "offset" to function scope so as to avoid curly braces for the case
statement, and because MCx_CTL2 support will need the same variables.
Opportunstically clean up the comment about allowing bit 10 to be cleared
from bank 4.
No functional change intended.
Cc: Jue Wang <juew@google.com>
Signed-off-by: Sean Christopherson <seanjc@google.com>
Reviewed-by: Jim Mattson <jmattson@google.com>
Link: https://lore.kernel.org/r/20220512222716.4112548-3-seanjc@google.com
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Return '1', not '-1', when handling an illegal WRMSR to a MCi_CTL or
MCi_STATUS MSR. The behavior of "all zeros' or "all ones" for CTL MSRs
is architectural, as is the "only zeros" behavior for STATUS MSRs. I.e.
the intent is to inject a #GP, not exit to userspace due to an unhandled
emulation case. Returning '-1' gets interpreted as -EPERM up the stack
and effecitvely kills the guest.
Fixes: 890ca9aefa78 ("KVM: Add MCE support")
Fixes: 9ffd986c6e4e ("KVM: X86: #GP when guest attempts to write MCi_STATUS register w/o 0")
Cc: stable@vger.kernel.org
Signed-off-by: Sean Christopherson <seanjc@google.com>
Reviewed-by: Jim Mattson <jmattson@google.com>
Link: https://lore.kernel.org/r/20220512222716.4112548-2-seanjc@google.com
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Prepare for the BCM63138 ARCH_BCM_63XX migration to ARCH_BCMBCA. Make
DEBUG_BCM63XX_UART depending on ARCH_BCMBCA.
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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Create new CORTEXA7, CORTEXA9 and BRAHMAB15 BCMBCA sub platform configs to
enable fine-grained selection for each type of ARMv7 SoC.
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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Remove ARCH_BCM_63XX Kconfig for BCM63138 and merge its selections to
ARCH_BCMBCA. Delete bcm63xx.c as it is no longer needed.
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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The recent commit that dropped the PCIe PHY clock index failed to update
the PCIe node reference.
Fixes: 531c738fb360 ("arm64: dts: qcom: sc7280: drop PCIe PHY clock index")
Reported-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220707064222.15717-1-johan+linaro@kernel.org
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Remove CONFIG_ARCH_BCM_63XX and add BCMBCA sub platform configs.
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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Add generic bcm963138.dts file.
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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Update BCM63138 board compatible string based on binding document.
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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Use CONFIG_ARCH_BCMBCA to build all the BCMBCA SoC dts and remove
CONFIG_ARCH_BCM_63XX from the makefile
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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- Fix SPI NOR compatible on Orange Pi Zero
* tag 'sunxi-fixes-for-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
ARM: dts: sunxi: Fix SPI NOR campatible on Orange Pi Zero
Link: https://lore.kernel.org/r/Ysh44qUmdmF6TWS6@kista.localdomain
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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AT91 fixes for 5.19 #2
It contains 2 DT fixes:
- one for SAMA5D2 to fix the i2s1 assigned-clock-parents property
- one for kswitch-d10 (LAN966 based) enforcing proper settings
on GPIO pins
* tag 'at91-fixes-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux:
ARM: dts: at91: sama5d2: Fix typo in i2s1 node
ARM: dts: kswitch-d10: use open drain mode for coma-mode pins
Link: https://lore.kernel.org/r/20220708151621.860339-1-claudiu.beznea@microchip.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Pull ACPI fixes from Rafael Wysocki:
"These fix two recent regressions related to CPPC support.
Specifics:
- Prevent _CPC from being used if the platform firmware does not
confirm CPPC v2 support via _OSC (Mario Limonciello)
- Allow systems with X86_FEATURE_CPPC set to use _CPC even if CPPC
support cannot be agreed on via _OSC (Mario Limonciello)"
* tag 'acpi-5.19-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI: CPPC: Don't require _OSC if X86_FEATURE_CPPC is supported
ACPI: CPPC: Only probe for _CPC if CPPC v2 is acked
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Add spin-table enable-method and cpu-release-addr properties for
cpu0 node. This is required by all ARMv8 SoC. Otherwise some
bootloader like u-boot can not update cpu-release-addr and linux
fails to start up secondary cpus.
Fixes: 2961f69f151c ("arm64: dts: broadcom: add BCM4908 and Asus GT-AC5300 early DTS files")
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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The cpu mask value in interrupt property inherits from bcm4908.dtsi
which sets to four cpus. Correct the value to two cpus for dual core
BCM4906 SoC.
Fixes: c8b404fb05dc ("arm64: dts: broadcom: bcm4908: add BCM4906 Netgear R8000P DTS files")
Signed-off-by: William Zhang <william.zhang@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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The device tree should include generic "jedec,spi-nor" compatible, and a
manufacturer-specific one.
The macronix part is what is shipped on the boards that come with a
flash chip.
Fixes: 45857ae95478 ("ARM: dts: orange-pi-zero: add node for SPI NOR")
Signed-off-by: Michal Suchanek <msuchanek@suse.de>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220708174529.3360-1-msuchanek@suse.de
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Revisions 1.0 and 1.1 of the PinePhone mainboard do not have an external
resistor connecting HBIAS to MIC2P. Enable the internal resistor to
provide the necessary headeset microphone bias.
Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220621035452.60272-4-samuel@sholland.org
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Storing the 'page_index' value in the sgx_backing struct is
dead code and no longer needed.
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Kristen Carlson Accardi <kristen@linux.intel.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://lkml.kernel.org/r/20220708162124.8442-1-kristen@linux.intel.com
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Hook SDMMC1 CD up with CVM GPIO02 (SOC_GPIO11) used for card detection on J4
(uSD socket) on the carrier.
Fixes: ef633bfc21e9 ("arm64: tegra: Enable card detect for SD card on P2888")
Signed-off-by: Tamás Szűcs <tszucs@protonmail.ch>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Use the compatible specific to Tegra234 for GPCDMA to support
additional features.
Signed-off-by: Akhil R <akhilrajeev@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Add device tree nodes for Host1x and VIC on Tegra234.
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Add Host1x context stream IDs on systems that support Host1x context
isolation. Host1x and attached engines can use these stream IDs to
allow isolation between memory used by different processes.
The specified stream IDs must match those configured by the hypervisor,
if one is present.
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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The native timers IP block found on NVIDIA Tegra SoCs implements a
watchdog timer that can be used to recover from system hangs. Add and
enable the device tree node on Tegra234.
Signed-off-by: Kartik <kkartik@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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The native timers IP block found on NVIDIA Tegra SoCs implements a
watchdog timer that can be used to recover from system hangs. Add and
enable the device tree node on Tegra194.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Kartik <kkartik@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Enable the native timers on Tegra186 chips to allow using the watchdog
functionality to recover from system hangs.
Signed-off-by: Kartik <kkartik@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Tegra234 uses the Control Backbone (CBB) version 2.0. Add the nodes
that enable error handling from the various CBB 2.0 fabrics found on
Tegra234.
Signed-off-by: Sumit Gupta <sumitg@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Add device tree nodes to enable error handling on the Control Backbone
(CBB). Tegra194 uses CBB version 1.0.
Signed-off-by: Sumit Gupta <sumitg@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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The node names should be generic and DT schema expects certain pattern
(e.g. with key/button/switch).
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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The Tegra SYSRAM contains regions access to which is restricted to
certain hardware blocks on the system, and speculative accesses to
those will cause issues.
Patch 'misc: sram: Only map reserved areas in Tegra SYSRAM' attempted
to resolve this by only mapping the regions specified in the device
tree on the assumption that there are no such restricted areas within
the 64K-aligned area of memory that contains the memory we wish to map.
Turns out this assumption is wrong, as there are such areas above the
4K pages described in the device trees. As such, we need to use the
bigger hammer that is no-memory-wc, which causes the memory to be
mapped as Device memory to which speculative accesses are disallowed.
As such, the previous patch in the series,
'firmware: tegra: bpmp: do only aligned access to IPC memory area',
is required with this patch to make the BPMP driver only issue aligned
memory accesses as those are also required with Device memory.
Fixes: fec29bf04994 ("misc: sram: Only map reserved areas in Tegra SYSRAM")
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-by: Yousaf Kaukab <ykaukab@suse.de>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Add device tree nodes for Tegra234 GPCDMA
Signed-off-by: Akhil R <akhilrajeev@nvidia.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Fix whitespace coding style: use single space instead of tabs or
multiple spaces around '=' sign in property assignment. No functional
changes (same DTB).
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Enable OPE module usage on various Jetson platforms. This can be plugged
into an audio path using ALSA mixer controls. Add audio-graph-port binding
to use OPE device with generic audio-graph based sound card.
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Output Processing Engine (OPE) is a client of AHUB and is present on
Tegra210 and later generations of Tegra SoC. Add this device on the
relevant SoC DTSI files.
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
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Fix typo in i2s1 causing errors in dt binding validation.
Change assigned-parrents to assigned-clock-parents
to match i2s0 node formatting.
Fixes: 1ca81883c557 ("ARM: dts: at91: sama5d2: add nodes for I2S controllers")
Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
[claudiu.beznea: use imperative addressing in commit description, remove
blank line after fixes tag, fix typo in commit message]
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20220707215812.193008-1-Ryan.Wanner@microchip.com
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prom_putchar_wait() inputs both mask and val but the callers always set
them to the same value. Thus pass only val.
Suggested-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20220704125151.59231-1-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Add the basic support for Sunplus SP7021-Demo-V3 board.
Signed-off-by: Qin Jian <qinjian@cqplus1.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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