Pull power management updates from Rafael Wysocki:
"These add ACPI support to the intel_idle driver along with an admin
guide document for it, add support for CPR (Core Power Reduction) to
the AVS (Adaptive Voltage Scaling) subsystem, add new hardware support
in a few places, add some new sysfs attributes, debugfs files and
tracepoints, fix bugs and clean up a bunch of things all over.
Specifics:
- Update the ACPI processor driver in order to export
acpi_processor_evaluate_cst() to the code outside of it, add ACPI
support to the intel_idle driver based on that and clean up that
driver somewhat (Rafael Wysocki).
- Add an admin guide document for the intel_idle driver (Rafael
Wysocki).
- Clean up cpuidle core and drivers, enable compilation testing for
some of them (Benjamin Gaignard, Krzysztof Kozlowski, Rafael
Wysocki, Yangtao Li).
- Fix reference counting of OPP (operating performance points) table
structures (Viresh Kumar).
- Add support for CPR (Core Power Reduction) to the AVS (Adaptive
Voltage Scaling) subsystem (Niklas Cassel, Colin Ian King,
YueHaibing).
- Add support for TigerLake Mobile and JasperLake to the Intel RAPL
power capping driver (Zhang Rui).
- Update cpufreq drivers:
- Add i.MX8MP support to imx-cpufreq-dt (Anson Huang).
- Fix usage of a macro in loongson2_cpufreq (Alexandre Oliva).
- Fix cpufreq policy reference counting issues in s3c and
brcmstb-avs (chenqiwu).
- Fix ACPI table reference counting issue and HiSilicon quirk
handling in the CPPC driver (Hanjun Guo).
- Clean up spelling mistake in intel_pstate (Harry Pan).
- Convert the kirkwood and tegra186 drivers to using
devm_platform_ioremap_resource() (Yangtao Li).
- Update devfreq core:
- Add 'name' sysfs attribute for devfreq devices (Chanwoo Choi).
- Clean up the handing of transition statistics and allow them to
be reset by writing 0 to the 'trans_stat' devfreq device
attribute in sysfs (Kamil Konieczny).
- Add 'devfreq_summary' to debugfs (Chanwoo Choi).
- Clean up kerneldoc comments and Kconfig indentation (Krzysztof
Kozlowski, Randy Dunlap).
- Update devfreq drivers:
- Add dynamic scaling for the imx8m DDR controller and clean up
imx8m-ddrc (Leonard Crestez, YueHaibing).
- Fix DT node reference counting and nitialization error code path
in rk3399_dmc and add COMPILE_TEST and HAVE_ARM_SMCCC dependency
for it (Chanwoo Choi, Yangtao Li).
- Fix DT node reference counting in rockchip-dfi and make it use
devm_platform_ioremap_resource() (Yangtao Li).
- Fix excessive stack usage in exynos-ppmu (Arnd Bergmann).
- Fix initialization error code paths in exynos-bus (Yangtao Li).
- Clean up exynos-bus and exynos somewhat (Artur Świgoń, Krzysztof
Kozlowski).
- Add tracepoints for tracking usage_count updates unrelated to
status changes in PM-runtime (Michał Mirosław).
- Add sysfs attribute to control the "sync on suspend" behavior
during system-wide suspend (Jonas Meurer).
- Switch system-wide suspend tests over to 64-bit time (Alexandre
Belloni).
- Make wakeup sources statistics in debugfs cover deleted ones which
used to be the case some time ago (zhuguangqing).
- Clean up computations carried out during hibernation, update
messages related to hibernation and fix a spelling mistake in one
of them (Wen Yang, Luigi Semenzato, Colin Ian King).
- Add mailmap entry for maintainer e-mail address that has not been
functional for several years (Rafael Wysocki)"
* tag 'pm-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (83 commits)
cpufreq: loongson2_cpufreq: adjust cpufreq uses of LOONGSON_CHIPCFG
intel_idle: Clean up irtl_2_usec()
intel_idle: Move 3 functions closer to their callers
intel_idle: Annotate initialization code and data structures
intel_idle: Move and clean up intel_idle_cpuidle_devices_uninit()
intel_idle: Rearrange intel_idle_cpuidle_driver_init()
intel_idle: Clean up NULL pointer check in intel_idle_init()
intel_idle: Fold intel_idle_probe() into intel_idle_init()
intel_idle: Eliminate __setup_broadcast_timer()
cpuidle: fix cpuidle_find_deepest_state() kerneldoc warnings
cpuidle: sysfs: fix warnings when compiling with W=1
cpuidle: coupled: fix warnings when compiling with W=1
cpufreq: brcmstb-avs: fix imbalance of cpufreq policy refcount
PM: suspend: Add sysfs attribute to control the "sync on suspend" behavior
PM / devfreq: Add debugfs support with devfreq_summary file
Documentation: admin-guide: PM: Add intel_idle document
cpuidle: arm: Enable compile testing for some of drivers
PM-runtime: add tracepoints for usage_count changes
cpufreq: intel_pstate: fix spelling mistake: "Whethet" -> "Whether"
PM: hibernate: fix spelling mistake "shapshot" -> "snapshot"
...
Pull regulator updates from Mark Brown:
"Hardly anything going on in the core this time around with the
regulator API and pretty quiet on the driver front:
- An API for comparing regulators, useful for devices that need to
check if supply voltages exactly match rather than just nominally
match.
- Conversion of several DT bindings to YAML format.
- Conversion of I2C drivers to probe_new().
- New drivers for Monolithic MPQ7920 and MP8859, and Rohm BD71828"
* tag 'regulator-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator: (34 commits)
dt-bindings: regulator: add document bindings for mpq7920
regulator: core: Fix exported symbols to the exported GPL version
regulator: mpq7920: Fix incorrect defines
regulator: vqmmc-ipq4019: Fix platform_no_drv_owner.cocci warnings
regulator: vctrl-regulator: Avoid deadlock getting and setting the voltage
regulator fix for "regulator: core: Add regulator_is_equal() helper"
regulator: core: Add regulator_is_equal() helper
regulator: mpq7920: Convert to use .probe_new
regulator: mpq7920: Remove unneeded fields from struct mpq7920_regulator_info
regulator: vqmmc-ipq4019: Trivial clean up
regulator: vqmmc-ipq4019: Remove ipq4019_regulator_remove
regulator: bindings: Drop document bindings for mpq7920
dt-bindings: Drop entry for Monolithic Power System, MPS
regulator: bd718x7: Simplify the code by removing struct bd718xx_pmic_inits
regulator: add IPQ4019 SDHCI VQMMC LDO driver
regulator: Convert i2c drivers to use .probe_new
regulator: mpq7920: Check the correct variable in mpq7920_regulator_register()
regulator: mpq7920: Fix Woverflow warning on conversion
regulator: mp8859: tidy up white space in probe
regulator: mpq7920: add mpq7920 regulator driver
...
Pull spi updates from Mark Brown:
"Not much going on in the core for SPI this time but a reasonable
amount of change in the drivers:
- Removal of dmal_request_slave_channel() from Peter Ujfalusi.
- More conversions of drivers to GPIO descriptors from Linus Walleij.
- A big rework of the sh-msiof driver from Geert Uytterhoeven moving
it over to the generic native chipselect support.
- DMA support for the uniphier driver from Kunihiko Hayashi.
- New driver support for HiSilcon v3xx SPI NOR controllers from John
Garry"
* tag 'spi-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi: (52 commits)
dt-binding: spi: add NPCM PSPI reset binding
spi: pxa2xx: Avoid touching SSCR0_SSE on MMP2
spi: spi-fsl-qspi: Ensure width is respected in spi-mem operations
spi: npcm-pspi: modify reset support
spi: npcm-pspi: improve spi transfer performance
spi: spi-ti-qspi: fix warning
spi: npcm-pspi: fix 16 bit send and receive support
spi: pxa2xx: Add support for Intel Comet Lake PCH-V
spi: fsl: simplify error path in of_fsl_spi_probe()
spi: fsl-lpspi: fix only one cs-gpio working
spi: spi-ti-qspi: optimize byte-transfers
spi: spi-ti-qspi: support large flash devices
spi: spi-qcom-qspi: Use device managed memory for clk_bulk_data
MAINTAINERS: Add a maintainer for the HiSilicon v3xx SFC driver
spi: Add HiSilicon v3xx SPI NOR flash controller driver
dt-bindings: spi_atmel: add microchip,sam9x60-spi
spi: bcm2835: Raise maximum number of slaves to 4
spi: sh-msiof: Do not redefine STR while compile testing
spi: rspi: Add support for GPIO chip selects
spi: rspi: Add support for multiple native chip selects
...
Pull dmaengine updates from Vinod Koul:
"This time we have a bunch of core changes to support dynamic channels,
hotplug of controllers, new apis for metadata ops etc along with new
drivers for Intel data accelerators, TI K3 UDMA, PLX DMA engine and
hisilicon Kunpeng DMA engine. Also usual assorted updates to drivers.
Core:
- Support for dynamic channels
- Removal of various slave wrappers
- Make few slave request APIs as private to dmaengine
- Symlinks between channels and slaves
- Support for hotplug of controllers
- Support for metadata_ops for dma_async_tx_descriptor
- Reporting DMA cached data amount
- Virtual dma channel locking updates
New drivers/device/feature support support:
- Driver for Intel data accelerators
- Driver for TI K3 UDMA
- Driver for PLX DMA engine
- Driver for hisilicon Kunpeng DMA engine
- Support for eDMA support for QorIQ LS1028A in fsl edma driver
- Support for cyclic dma in sun4i driver
- Support for X1830 in JZ4780 driver"
* tag 'dmaengine-5.6-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (62 commits)
dmaengine: Create symlinks between DMA channels and slaves
dmaengine: hisilicon: Add Kunpeng DMA engine support
dmaengine: idxd: add char driver to expose submission portal to userland
dmaengine: idxd: connect idxd to dmaengine subsystem
dmaengine: idxd: add descriptor manipulation routines
dmaengine: idxd: add sysfs ABI for idxd driver
dmaengine: idxd: add configuration component of driver
dmaengine: idxd: Init and probe for Intel data accelerators
dmaengine: add support to dynamic register/unregister of channels
dmaengine: break out channel registration
x86/asm: add iosubmit_cmds512() based on MOVDIR64B CPU instruction
dmaengine: ti: k3-udma: fix spelling mistake "limted" -> "limited"
dmaengine: s3c24xx-dma: fix spelling mistake "to" -> "too"
dmaengine: Move dma_get_{,any_}slave_channel() to private dmaengine.h
dmaengine: Remove dma_request_slave_channel_compat() wrapper
dmaengine: Remove dma_device_satisfies_mask() wrapper
dt-bindings: fsl-imx-sdma: Add i.MX8MM/i.MX8MN/i.MX8MP compatible string
dmaengine: zynqmp_dma: fix burst length configuration
dmaengine: sun4i: Add support for cyclic requests with dedicated DMA
dmaengine: fsl-qdma: fix duplicated argument to &&
...
Pull MMC updates from Ulf Hansson:
"There are no updates for the MEMSTICK subsystem this time. But note
that I am also carrying a patch from the pinctrl tree, which has been
shared through an immutable branch.
Summary:
MMC core:
- Convert to reasonable timeouts for all CMD6 commands (updates for
BKOPS, CACHE_FLUSH and INAND_CMD38_ARG_EXT_CSD) for eMMC
- Respect f_max clock rate at card initialization
- Add gpiod_toggle_active_low() API
- Consolidate slot-gpio code by using gpiod_toggle_active_low()
MMC host:
- Add pinctrl_select_default_state() API
- Consolidate pintctrl code by using pinctrl_select_default_state()
- mmci: Support any block sizes for SDIO for some variants
- mmci: Enable reset control for stm32_sdmmc
- mmc_spi: Toggle SPI_CS_HIGH polarity rather than hard-coding it
- renesas_sdhi: Add support for the r8a77961 variant
- renesas_sdhi: A few minor improvements
- rockchip-dw-mshc: Add support for the rk3308 variant
- sdhci: Enable support for external DMA controllers
- sdhci: Fixup error path when sending CMD12
- sdhci-brcmstb: Add support for 7216b0 variant
- sdhci-brcmstb: Add support for command queuing (CQHCI)
- sdhci-brcmstb: Add support for eMMC HS400ES mode
- sdhci-msm: Add support for the sc7180 variant
- sdhci-msm: Add support for command queuing (CQHCI)
- sdhci-of-at91: Add support for the SAM9x60 variant
- sdhci-of-at91: Improve support for tunings
- sdhci-of-esdhc: A few fixups for some clock related issues
- sdhci-omap: Add support for the am335x and the am437x variants
- sdhci-omap: Improve support for erase operations
- sdhci-omap: Add support for external DMA"
* tag 'mmc-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (89 commits)
mmc: core: Default to generic_cmd6_time as timeout in __mmc_switch()
mmc: block: Use generic_cmd6_time when modifying INAND_CMD38_ARG_EXT_CSD
mmc: core: Specify timeouts for BKOPS and CACHE_FLUSH for eMMC
mmc: sdhci-cadence: remove unneeded 'inline' marker
dt-bindings: mmc: rockchip-dw-mshc: add description for rk3308
dt-bindings: mmc: convert rockchip dw-mshc bindings to yaml
dt-bindings: mmc: convert synopsys dw-mshc bindings to yaml
mmc: sdhci-msm: Add CQHCI support for sdhci-msm
mmc: sdhci: Let a vendor driver supply and update ADMA descriptor size
mmc: sdhci-of-esdhc: fix serious issue clock is always disabled
mmc: sdhci-of-esdhc: fix transfer mode register reading
mmc: sdhci-brcmstb: Fix incorrect switch to HS mode
mmc: sdhci-brcmstb: Add support for Command Queuing (CQE)
mmc: sdhci-brcmstb: Add shutdown callback
mmc: sdhci-brcmstb: Fix driver to defer on clk_get defer
mmc: sdhci-brcmstb: Add ability to use HS400ES transfer mode
dt-bindings: mmc: brcm,sdhci-brcmstb: Add support for 7216b0
mmc: core: limit probe clock frequency to configured f_max
mmc: sdhci-milbeaut: Remove redundant platform_get_irq error message
mmc: sdhci: fix an issue of mixing different types
...
Pull hwmon updates from Guenter Roeck:
"core:
- Add support for enable attributes to hwmon core
- Add intrusion templates
pmbus:
- Support for Infineon Multi-phase xdpe122 family controllers
- Support for Intel IMVP9 and AMD 6.25mV modes
- Support for vid mode detection per page bases
- Detect if chip is write protected
- Support for MAX20730, MAX20734, MAX20743, MAX20796, UCD90320,
TPS53688
- Various improvements to ibm-cffps driver
k10temp:
- Support for additional temperature sensors as well as voltage and
current telemetry for Zen CPUs
w83627ehf:
- Remove support for NCT6775, NCT6776 (they have their own driver)
New drivers:
- ADM1177
- MAX31730
- Driver for disk and solid state drives with temperature sensors
Other:
- pwm-fan: stop fan on shutdown"
* tag 'hwmon-for-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (35 commits)
hwmon: (k10temp) Display up to eight sets of CCD temperatures
hwmon: (k10temp) Add debugfs support
hwmon: (k10temp) Don't show temperature limits on Ryzen (Zen) CPUs
hwmon: (k10temp) Show core and SoC current and voltages on Ryzen CPUs
hwmon: (k10temp) Report temperatures per CPU die
hmon: (k10temp) Convert to use devm_hwmon_device_register_with_info
hwmon: (k10temp) Use bitops
hwmon: (pwm-fan) stop fan on shutdown
MAINTAINERS: add entry for ADM1177 driver
dt-binding: hwmon: Add documentation for ADM1177
hwmon: (adm1177) Add ADM1177 Hot Swap Controller and Digital Power Monitor driver
docs: hwmon: Include 'xdpe12284.rst' into docs
hwmon: (pmbus) Add support for Infineon Multi-phase xdpe122 family controllers
hwmon: (pmbus/tps53679) Extend device list supported by driver
hwmon: (pmbus/core) Add support for Intel IMVP9 and AMD 6.25mV modes
hwmon: (pmbus/core) Add support for vid mode detection per page bases
hwmon: (pmbus/ibm-cffps) Prevent writing on_off_config with bad data
hwmon: (w83627ehf) Remove set but not used variable 'fan4min'
hwmon: Driver for disk and solid state drives with temperature sensors
hwmon: (pmbus/ibm-cffps) Fix the LED behavior when turned off
...
* pm-core:
PM-runtime: add tracepoints for usage_count changes
* powercap:
powercap/intel_rapl: add support for JasperLake
x86/cpu: Add Jasper Lake to Intel family
powercap/intel_rapl: add support for TigerLake Mobile
* pm-opp:
opp: Replace list_kref with a local counter
opp: Free static OPPs on errors while adding them
* pm-avs:
power: avs: qcom-cpr: remove duplicated include from qcom-cpr.c
power: avs: fix uninitialized error return on failed cpr_read_fuse_uV() call
power: avs: qcom-cpr: make cpr_get_opp_hz_for_req() static
power: avs: qcom-cpr: remove set but unused variable
power: avs: qcom-cpr: make sure that regmap is available
power: avs: qcom-cpr: fix unsigned expression compared with zero
power: avs: qcom-cpr: fix invalid printk specifier in debug print
power: avs: Add support for CPR (Core Power Reduction)
dt-bindings: power: avs: Add support for CPR (Core Power Reduction)
* pm-misc:
mailmap: Add entry for <rjw@sisk.pl>
Kalle Valo says:
====================
wireless-drivers-next patches for v5.6
Second set of patches for v5.6. Nothing special standing out, smaller
new features and fixes allover.
Major changes:
ar5523
* add support for SMCWUSBT-G2 USB device
iwlwifi
* support new versions of the FTM FW APIs
* support new version of the beacon template FW API
* print some extra information when the driver is loaded
rtw88
* support wowlan feature for 8822c
* add support for WIPHY_WOWLAN_NET_DETECT
brcmfmac
* add initial support for monitor mode
qtnfmac
* add module parameter to enable DFS offloading in firmware
* add support for STA HE rates
* add support for TWT responder and spatial reuse
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Johan Hedberg says:
====================
pull request: bluetooth-next 2020-01-26
Here's (probably) the last bluetooth-next pull request for the 5.6 kernel.
- Initial pieces of Bluetooth 5.2 Isochronous Channels support
- mgmt: Various cleanups and a new Set Blocked Keys command
- btusb: Added support for 04ca:3021 QCA_ROME device
- hci_qca: Multiple fixes & cleanups
- hci_bcm: Fixes & improved device tree support
- Fixed attempts to create duplicate debugfs entries
Please let me know if there are any issues pulling. Thanks.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
The WiFi firmware found on sm8150 requires that the QDSS clock is
ticking in order to operate, so add an optional clock to the binding to
allow this to be specified in the sm8150 dts and add the clock to the
list of clocks in the driver.
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Running `make dt_binging_check`, gives the error:
DTC Documentation/devicetree/bindings/phy/marvell,mmp3-hsic-phy.example.dt.yaml
Error: Documentation/devicetree/bindings/phy/marvell,mmp3-hsic-phy.example.dts:20.41-42 syntax error
FATAL ERROR: Unable to parse input tree
This is because the example uses the macro GPIO_ACTIVE_HIGH which
is defined in gpio.h but the include of this header is missing.
Add the include to fix the error.
Fixes: f6f149604e ("dt-bindings: phy: Add binding for marvell,mmp3-hsic-phy")
Link: https://lore.kernel.org/r/20200124105753.15976-1-dafna.hirschfeld@collabora.com
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Current dts files with 'dwmmc' nodes are manually verified.
In order to automate this process rockchip-dw-mshc.txt
has to be converted to yaml. In the new setup
rockchip-dw-mshc.yaml will inherit properties from
mmc-controller.yaml and synopsys-dw-mshc-common.yaml.
'dwmmc' will no longer be a valid name for a node and
should be changed to 'mmc'.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200116152230.29831-2-jbx6244@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Current dts files with 'dwmmc' nodes are manually verified.
In order to automate this process synopsys-dw-mshc.txt
has to be converted to yaml. In the new setup
synopsys-dw-mshc.yaml will inherit properties from
mmc-controller.yaml and synopsys-dw-mshc-common.yaml.
'dwmmc' will no longer be a valid name for a node and
should be changed to 'mmc'.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200116152230.29831-1-jbx6244@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Add microchip,sam9x60-usart and add microchip,sam9x60-dbgu to DT
bindings documentation.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
max77836 MFD has a fuel gauge that has a low SOC alert feature that is
described in:
Documentation/devicetree/bindings/power/supply/max17040_battery.txt
Adding the reference to the documentation here.
Signed-off-by: Matheus Castello <matheus@castello.eng.br>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
[Lee: Fix relative path]
Signed-off-by: Lee Jones <lee.jones@linaro.org>
AB8505 can now be configured from the device tree.
The configuration is almost identical to AB8500, so just add a note
for the nodes/compatibles that differ between the two revisions.
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
The LogiCVC is a display engine which also exposes GPIO functionality.
For this reason, it is described as a multi-function device that is expected
to provide register access to its children nodes for gpio and display.
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
ROHM BD71828 Power management IC integrates 7 buck converters, 7 LDOs,
a real-time clock (RTC), 3 GPO/regulator control pins, HALL input
and a 32.768 kHz clock gate.
Document the dt bindings drivers are using.
Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Convert the gpio-leds binding to DT schema format.
Drop the last example as the node name collides when built, and it doesn't
add much value.
Cc: Pavel Machek <pavel@ucw.cz>
Cc: Dan Murphy <dmurphy@ti.com>
Acked-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Convert the common LEDs properties bindings to a schema. As trigger source
providers are different nodes, we need to split trigger source properties
to a separate file.
Bindings for LED controllers can reference the common schema for the LED
child nodes:
patternProperties:
"^led@[0-4]":
type: object
allOf:
- $ref: common.yaml#
Cc: Pavel Machek <pavel@ucw.cz>
Cc: Dan Murphy <dmurphy@ti.com>
Cc: linux-leds@vger.kernel.org
Acked-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Convert the generic PCI host binding to DT schema. The derivative Juno,
PLDA XpressRICH3-AXI, and Designware ECAM bindings all just vary in
their compatible strings. The simplest way to convert those to
schema is just add them into the common generic PCI host schema.
The HiSilicon ECAM and Cavium ThunderX PEM bindings have an additional
'reg' entry, but are otherwise the same binding as well.
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Andrew Murray <andrew.murray@arm.com>
Cc: Zhou Wang <wangzhou1@hisilicon.com>
Cc: Will Deacon <will@kernel.org>
Cc: David Daney <david.daney@cavium.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Make sure the reader of the document is aware that some active
installation of the libyaml development package is required and
provide two examples.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Convert the STM32 DFSDM bindings to DT schema format
using json-schema.
Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Signed-off-by: Rob Herring <robh@kernel.org>
On many arm64 qcom device trees, running `make dtbs_check` yells:
timer@17c20000: #size-cells:0:0: 1 was expected
It appears that someone was trying to assert the fact that sub-nodes
describing frames would never have a size that's more than 32-bits
big. That does indeed appear to be true for all cases I could find.
Currently many arm64 qcom device tree files have a #address-cells and
about in commit bede7d2dc8 ("arm64: dts: qcom: sdm845: Increase
address and size cells for soc"). That means the only way we can
shrink them down is to use a non-empty ranges.
Since forever it has said in "writing-bindings.txt" to "DO use
non-empty 'ranges' to limit the size of child buses/devices". I guess
we should start listening to it.
I believe (but am not certain) that this also means that we should use
"ranges" to simplify the "reg" of our sub devices by specifying an
offset. Let's update the example in the bindings to make this
obvious.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Add an entry for erratum A011043: the MDIO_CFG[MDIO_RD_ER]
bit may be falsely set when reading internal PCS registers.
MDIO reads to internal PCS registers may result in having
the MDIO_CFG[MDIO_RD_ER] bit set, even when there is no
error and read data (MDIO_DATA[MDIO_DATA]) is correct.
Software may get false read error when reading internal
PCS registers through MDIO. As a workaround, all internal
MDIO accesses should ignore the MDIO_CFG[MDIO_RD_ER] bit.
Signed-off-by: Madalin Bucur <madalin.bucur@oss.nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Linus Torvalds