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Adds the ARM PMU to the base MStar v7 dtsi.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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infinity3 has 128KB of SRAM at the IMI region.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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mercury5 family chips have 128KB of SRAM in the IMI region.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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infinity has 88KB of SRAM at the IMI region.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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All MStar v7 SoCs have an internal SRAM region that is between 64KB
(infinity2m) and 128KB(infinity3, mercury5).
The region is always at the same base address and is used for the
second stage loader (MStar IPL or u-boot SPL) and will be used for
the DDR self-refresh entry code within the kernel eventually.
This patch adds a 128KB region to the SoC and the minimum 64KB SRAM
region to the base dtsi. Families with more SRAM will override the
size in their family level dtsi.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Now there is an mstar directory move the existing MStar specific
descriptions into that directory.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This adds a YAML description of the pmsleep node used by
MStar/SigmaStar Armv7 SoCs.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Add a section to the Thinkpad ACPI extras driver documentation detailing
the provided features that may be used to modify battery charge related state.
As of yet, only charge_control_{start,end}_threshold attributes are supported
and documented.
Signed-off-by: Barnabás Pőcze <pobrn@protonmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
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Fixes the filename for the 70mai midrive d08 dts.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Adds initial support for the 70mai midrive d08 dash camera.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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BreadBee is an opensource development board based on the
MStar msc313(e) SoC.
Hardware details, schematics and so on can be found at:
https://github.com/breadbee/breadbee
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This adds a family level dtsi for the mercury5 and then a
chip level dtsi for the ssc8336n chip.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This adds two family level dtsis for the infinity and infinity3
and then adds a chip level dtsi each for a chip in those families.
infinity3.dtsi includes infinity.dtsi as these SoCs share most of
their memory map and we would have a lot of duplication otherwise.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Adds initial dtsi for the base MStar/Sigmastar Armv7 SoCs.
These SoCs have very similar memory maps and this will avoid
duplicating nodes across multiple dtsis.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This adds a YAML description of the l3bridge node needed by the
platform code for the MStar/SigmaStar Armv7 SoCs.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Initial support for the MStar/Sigmastar Armv7 based IP camera
and dashcam SoCs.
These chips are interesting in that they contain a Cortex-A7,
peripherals and system memory in a single tiny QFN package that
can be hand soldered allowing almost anyone to embed Linux
in their projects.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Add prefix for thingy.jp
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Add prefix for 70mai Co., Ltd
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Add prefix for Xiamen Xingchen Technology Co., Ltd
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Add prefix for MStar Semiconductor, Inc.
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This patch adds i2c devices and muxes to the Sparx5 reference boards.
Link: https://lore.kernel.org/r/20200615133242.24911-11-lars.povlsen@microchip.com
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This adds a DPLL clock to the Sparx5 SoC. It is used to generate clock
to misc peripherals, specifically the SDHCI/eMMC controller.
Link: https://lore.kernel.org/r/20200615133242.24911-10-lars.povlsen@microchip.com
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Currently lockdep_types.h includes list.h without actually using any
of its macros or functions. All it needs are the type definitions
which were moved into types.h long ago. This potentially causes
inclusion loops because both are included by many core header
files.
This patch moves the list.h inclusion into lockdep.h. Note that
we could probably remove it completely but that could potentially
result in compile failures should any end users not include list.h
directly and also be unlucky enough to not get list.h via some other
header file.
Reported-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Petr Mladek <pmladek@suse.com>
Link: https://lkml.kernel.org/r/20200716063649.GA23065@gondor.apana.org.au
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It's been reported that, when neither nouveau nor Nvidia graphics
driver is used, the screen starts flickering. And, after comparing
between the working case (stable 4.4.x) and the broken case, it turned
out that the problem comes from the audio component binding. The
Nvidia and AMD audio binding code clears the bus->keep_power flag
whenever snd_hdac_acomp_init() succeeds. But this doesn't mean that
the component is actually bound, but it merely indicates that it's
ready for binding. So, when both nouveau and Nvidia are blacklisted
or not ready, the driver keeps running without the audio component but
also with bus->keep_power = false. This made the driver runtime PM
kicked in and powering down when unused, which results in flickering
in the graphics side, as it seems.
For fixing the bug, this patch moves the bus->keep_power flag change
into generic_acomp_notifier_set() that is the function called from the
master_bind callback of component ops; i.e. it's guaranteed that the
binding succeeded.
BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=208609
Fixes: 5a858e79c911 ("ALSA: hda - Disable audio component for legacy Nvidia HDMI codecs")
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20200728082033.23933-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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If a stage-2 page-table contains an executable, read-only mapping at the
pte level (e.g. due to dirty logging being enabled), a subsequent write
fault to the same page which tries to install a larger block mapping
(e.g. due to dirty logging having been disabled) will erroneously inherit
the exec permission and consequently skip I-cache invalidation for the
rest of the block.
Ensure that exec permission is only inherited by write faults when the
new mapping is of the same size as the existing one. A subsequent
instruction abort will result in I-cache invalidation for the entire
block mapping.
Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Tested-by: Quentin Perret <qperret@google.com>
Reviewed-by: Quentin Perret <qperret@google.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20200723101714.15873-1-will@kernel.org
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So far, vcpu_has_ptrauth() is implemented in terms of system_supports_*_auth()
calls, which are declared "inline". In some specific conditions (clang
and SCS), the "inline" very much turns into an "out of line", which
leads to a fireworks when this predicate is evaluated on a non-VHE
system (right at the beginning of __hyp_handle_ptrauth).
Instead, make sure vcpu_has_ptrauth gets expanded inline by directly
using the cpus_have_final_cap() helpers, which are __always_inline,
generate much better code, and are the only thing that make sense when
running at EL2 on a nVHE system.
Fixes: 29eb5a3c57f7 ("KVM: arm64: Handle PtrAuth traps early")
Reported-by: Nathan Chancellor <natechancellor@gmail.com>
Reported-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Tested-by: Nathan Chancellor <natechancellor@gmail.com>
Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>
Link: https://lore.kernel.org/r/20200722162231.3689767-1-maz@kernel.org
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Fix dtschema validator warnings like:
l2-cache-controller@ac0000: $nodename:0:
'l2-cache-controller@ac0000' does not match '^(cache-controller|cpu)(@[0-9a-f,]+)*$'
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Link: https://lore.kernel.org/r/20200626080642.4244-1-krzk@kernel.org'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/joel/aspeed into arm/dt
ASPEED device tree updates for 5.9
There is one new machine; AMD's EthanolX reference platform with an
AST2600 BMC.
Misc updates for Rainier, Tacoma, Wedge and Mihawk machines.
* tag 'aspeed-5.9-devicetree' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/aspeed: (26 commits)
ARM: dts: Aspeed: tacoma: Enable EHCI controller
ARM: dts: aspeed: rainier: Enable EHCI controller
ARM: dts: aspeed: rainier: Switch OCCs to P10
ARM: dts: aspeed: rainier: Add FSI I2C masters
ARM: dts: aspeed: rainier: Add CFAM SPI controllers
ARM: dts: aspeed: rainier: Add I2C buses for NVMe use
ARM: dts: aspeed: Initial device tree for AMD EthanolX
ARM: dts: rainier: Describe GPIO mux on I2C3
ARM: dts: aspeed: wedge40: Enable pwm_tacho device
ARM: dts: aspeed: wedge40: Enable ADC device
ARM: dts: aspeed: wedge40: Disable unused i2c controllers
ARM: dts: aspeed: cmm: Fixup I2C tree
ARM: dts: aspeed: tacoma: Add CFAM reset GPIO
ARM: dts: aspeed: rainier: Add CFAM reset GPIO
ARM: dts: aspeed: tacoma: Fix gpio-key definitions
ARM: dts: rainier: Configure ball Y23 as GPIOP7 for MCLR_VPP
ARM: dts: aspeed: rainier: Add second cfam on the hub
ARM: dts: aspeed: rainier: Add line-name checkstop
ARM: dts: aspeed: tacoma: Remove checkstop gpio-key
ARM: dts: aspeed: tacoma: Enable XDMA engine
...
Link: https://lore.kernel.org/r/CACPK8Xf_Np7LtcDFhywi6Uk1EgUpb0pVVa+Lr9YEwBRjbjOKCQ@mail.gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Add device tree support for the Microsoft Lumia 950 smartphone.
It is based on msm8992 and supports booting Linux via a custom
EDK2 port.
Currently it supports:
* Screen console via EFIFB
* Booting via EFI_STUB
* SDHCI
* I2C
* PSCI core bringup
Please note that there is an implementation of EL2 startup
on this board, but it requires the user to resign from
PSCI and use spin-table instead. This revision sticks with
PSCI.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-14-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This commit adds support for the Xiaomi Libra (Mi 4C)
smartphone. It's based on the Qualcomm msm8992 SoC.
It currently supports:
* Screen console from bootloader
* SDHCI
* Regulator configuration
* Serial console
* I2C
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-13-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This lets us use clocks provided by RPM.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-12-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This SoC's firmware does not fully support the PSCI
spec, but it's good enough to bring the cores up.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-11-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Add the PMU so we can get proper perf event support on this SoC.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-10-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Add support for I2C to enable support for peripherals
such as touchscreens or sensors. Also add BLSP_UART2 interface.
Please note that the naming scheme follows downstream and as
abominable as it is, that's what we get.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-9-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Add SPMI PMIC arbiter device to communicate with PMICs
attached to SPMI bus.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-8-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-7-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This commit adds cpu nodes for all 6 cores
present on this SoC and the cpu-map.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-6-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This pinout is common for every 8992-based device and
should therefore reside in the SoC device tree.
Also convert addresses into phandles.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-5-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Add the property required for the bootloader to select
the correct device tree blob. It has been removed from
the SoC device tree as it should be set on a per-device
basis.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-4-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This commit ensures the correct IRQ type is set
and disables the device by default.
The mmc-hs400-1_8v property is also moved to
Bullhead as it might not be present on all boards.
The node has been renamed to sdhci@ instead of mmc@
and the phandle was changed to sdhc_1 to comply with
the newer DTS style.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-3-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Following changes have been made:
- remove name, compatible and msm-id
- wrap clocks in clocks{}
- order nodes by name and by address
- clock_gcc -> gcc
- msmgpio -> tlmm
- retire msm8992-pins.dtsi
- add some of the missing pins
- make comments C-style
- make apcs a mailbox
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200625182118.131476-2-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Add device tree support for the Sony Xperia Z5 smartphone.
It's based on Sony Kitakami platform (msm8994) and hence
a Kitakami-common DTSI has been created so as to reduce
clutter when remaining devices are added.
The board currently supports
* Serial
* SDHCI
* I2C
* Regulator configuration
* pstore log dump
* GPIO keys
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200624150107.76234-9-konradybcio@gmail.com
[bjorn: Changed vendor identifier in board compatible from somc to sony]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This was the only device using that dtsi, so no point
keeping it separate AND with a confusing name (bullhead
is based on msm8992 and the file contains regulator
values for that specific board).
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200624150107.76234-8-konradybcio@gmail.com
[bjorn: Squashed with change that remove regulators from msm8992.dtsi]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Add support for SMD RPM, including pm8994 and pmi8994
regulators.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200624150107.76234-7-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This enables the node to be referenced directly from other
DTs.
Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200624150107.76234-4-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Link: https://lore.kernel.org/r/20200624150107.76234-3-konradybcio@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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Enable MDSS and DSI and add the LT9611 HDMI bridge. Also add the HDMI
audio nodes.
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Co-developed-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20200727075532.1932134-1-vkoul@kernel.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This brings up the GPU. Tested on HDK865 by running vulkan CTS.
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Link: https://lore.kernel.org/r/20200709135251.643-15-jonathan@marek.ca
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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This brings up the GPU. Tested on HDK855 by running vulkan CTS.
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Link: https://lore.kernel.org/r/20200709135251.643-14-jonathan@marek.ca
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
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