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Split xen_swiotlb_init into a normal an an early case. That makes both
much simpler and more readable, and also allows marking the early
code as __init and x86-only.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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When device properties are supplied to the devices, in
reality a software fwnode that holds those properties is
created which is then assigned to the device. If the device
properties are constant the software node can also be
constant.
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Daniel Mack <daniel@zonque.org>
Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Link: https://lore.kernel.org/r/20210303152814.35070-4-heikki.krogerus@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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When device properties are supplied to the devices, in
reality a software fwnode that holds those properties is
created which is then assigned to the device. If the device
properties are constant the software node can also be
constant.
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Daniel Mack <daniel@zonque.org>
Cc: Haojian Zhuang <haojian.zhuang@gmail.com>
Cc: Robert Jarzmik <robert.jarzmik@free.fr>
Link: https://lore.kernel.org/r/20210303152814.35070-3-heikki.krogerus@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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The imx6ul-evk board designer took the bad decision to tie the
two Ethernet PHY reset lines together. This prevents one Ethernet
interface to work while the other one is brought down. For example:
# ifconfig eth0 down
# [ 279.386551] fec 2188000.ethernet eth1: Link is Down
Bringing eth0 interface down also causes eth1 to be down.
The Ethernet reset lines comes from the IO expander and both come in
logic level 0 by default.
To fix this issue, remove the Ethernet PHY reset descriptions from
its respective PHY nodes and force both Ethernet PHY lines to be at
logic level 1 via gpio-hog.
Fixes: 2db7e78bf02b ("ARM: dts: imx6ul-14x14-evk: Describe the KSZ8081 reset")
Reported-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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disable-gpio' and 'power-on-gpio' are not valid properties
according to Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.txt.
Remove the unsupported properties.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Bruno Thomsen <bruno.thomsen@gmail.com>
Reviewed-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Remove the unnecessary #address-cells/#size-cells to avoid warnings
from W=1 build like this:
arch/arm/boot/dts/imx6qdl-gw52xx.dtsi:33.12-78.4: Warning (avoid_unnecessary_addr_size): /gpio-keys: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
[fabio: Make the warning messages more succint]
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Remove the unnecessary #address-cells/#size-cells and rename the node
names to fix the following W=1 dtc warnings:
arch/arm/boot/dts/imx6dl-plybas.dts:26.13-30.5: Warning (unit_address_vs_reg): /gpio_keys/button@20: node has a unit name, but no reg or ranges property
arch/arm/boot/dts/imx6dl-plybas.dts:32.13-36.5: Warning (unit_address_vs_reg): /gpio_keys/button@21: node has a unit name, but no reg or ranges property
arch/arm/boot/dts/imx6dl-plybas.dts:20.12-37.4: Warning (avoid_unnecessary_addr_size): /gpio_keys: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Define GPIO line names for b450v3, b650v3, and b850v3.
Signed-off-by: Ian Ray <ian.ray@ge.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Explicitly mark I2C GPIOs as open drain to fix the following
kernel message being printed:
enforced open drain please flag it properly in DT/ACPI DSDT/board file
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Add PHY voltage supply information fixing the following kernel message:
2188000.ethernet supply phy not found, using dummy regulator
Also add PHY clock information to avoid depending on the bootloader
programming correct values.
The bootloader also sets some reserved registers in the PHY as
advised by Qualcomm, which is not supported by the bindings/kernel
driver, so the reset GPIO has not been added intentionally.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Add VBUS regulator GPIO information, so that USB OTG port can
also be used in host mode.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Crypto engine (CAAM) on LS1021A platform is configured HW-coherent,
mark accordingly the DT node.
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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The current setting reflects about 86 Ohms of source-impedance
on the SDIO signals where the WiFi board is hooked up. PCB traces are
routed with 50 Ohms impedance and there are no serial resistors on
those traces.
This commit changes the source-impedance to 52 Ohms to better match our
hardware design.
The impedances given in this commit message refer to 3.3V operation.
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Move the "hog" pins to the corresponding pin groups for SPI, ENET, PMIC,
LEDs, so that these pins can be used for different purposes when the
respective drivers are disabled.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Board uses 4-wire synchronous mode for audio,
so add SYN bit for PTCR AUDMUX registers.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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The operating mode is used for the AC97 interface only,
so lets drop the excess fsl,mode item from SSI node.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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The micro SD card slot uses GPIO3_13 as card detect pin, so describe
it in the devicetree.
This was noticed when converting imx53-qsb board to driver model
in U-Boot as the micro SD card was not getting detected.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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In accordance with the DWC USB3 bindings the corresponding node
name is suppose to comply with the Generic USB HCD DT schema, which
requires the USB nodes to have the name acceptable by the regexp:
"^usb(@.*)?" . Make sure the "snps,dwc3"-compatible nodes are correctly
named.
Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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The i2c bus on imx6qdl-wandboard has intermittent issues where SDA can freeze
on low level at the end of transaction so the bus can no longer work. This
impacts reading of EDID data leading to incorrect TV resolution and no audio.
This scenario is improved by adding scl/sda gpios definitions to implement the
i2c bus recovery mechanism.
Signed-off-by: Dima Azarkin <azdmg@outlook.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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IIM contains system fuses with information like SoC unique ID
(serial) on i.MX51 and i.MX53. Add "syscon" compatible allowing
simple access.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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For now, the driver detects an incompatible version, but since
that can be handled by auto-detection, add the controller to the
devicetree now. Only PWM seems to be available, there is no RTC
in that controller.
Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Reviewed-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Enable the Netronix EC on the Kobo Aura ebook reader.
Several features are still missing:
- Frontlight/backlight. The vendor kernel drives the frontlight LED
using the PWM output of the EC and an additional boost pin that
increases the brightness.
- Battery monitoring
- Interrupts for RTC alarm and low-battery events
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Fix typo from i.MX31 to i.MX35 in i.MX35's help.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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s/confgiured/configured/
Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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Using IRQCHIP_DECLARE lets fw_devlink know that it should not wait for
these interrupt controllers to be populated as struct devices. Without
this change, fw_devlink=on will make the consumers of these interrupt
controllers wait for the struct device to be added and thereby block the
consumers' probes forever. Converting to IRQCHIP_DECLARE addresses boot
issues on imx25 with fw_devlink=on that were reported by Martin.
This also removes a lot of boilerplate code.
Fixes: e590474768f1 ("driver core: Set fw_devlink=on by default")
Reported-by: Martin Kaiser <martin@kaiser.cx>
Signed-off-by: Saravana Kannan <saravanak@google.com>
Tested-by: Martin Kaiser <martin@kaiser.cx>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fixes from Thomas Gleixner:
"A set of irqchip updates:
- Make the GENERIC_IRQ_MULTI_HANDLER configuration correct
- Add a missing DT compatible string for the Ingenic driver
- Remove the pointless debugfs_file pointer from struct irqdomain"
* tag 'irq-urgent-2021-03-14' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/ingenic: Add support for the JZ4760
dt-bindings/irq: Add compatible string for the JZ4760B
irqchip: Do not blindly select CONFIG_GENERIC_IRQ_MULTI_HANDLER
ARM: ep93xx: Select GENERIC_IRQ_MULTI_HANDLER directly
irqdomain: Remove debugfs_file from struct irq_domain
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git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen fixes from Juergen Gross:
"Two fix series and a single cleanup:
- a small cleanup patch to remove unneeded symbol exports
- a series to cleanup Xen grant handling (avoiding allocations in
some cases, and using common defines for "invalid" values)
- a series to address a race issue in Xen event channel handling"
* tag 'for-linus-5.12b-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
Xen/gntdev: don't needlessly use kvcalloc()
Xen/gnttab: introduce common INVALID_GRANT_{HANDLE,REF}
Xen/gntdev: don't needlessly allocate k{,un}map_ops[]
Xen: drop exports of {set,clear}_foreign_p2m_mapping()
xen/events: avoid handling the same event on two cpus at the same time
xen/events: don't unmask an event channel when an eoi is pending
xen/events: reset affinity of 2-level event when tearing it down
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Refresh the defconfig for Renesas ARM systems:
- Drop CONFIG_ENABLE_MUST_CHECK=n (removed in commit 1967939462641d8b
("Compiler Attributes: remove CONFIG_ENABLE_MUST_CHECK")).
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20210310103213.2529983-1-geert+renesas@glider.be
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With the recent changes we are now booting am3/4, dra7, and omap4/5
without legacy data using devicetree, simple-pm-bus and genpd. Let's not
initialize and build the legacy data unless CONFIG_OMAP_HWMOD is selected
based on the SoCs enabled in .config.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The time pvops functions are the only ones left which might be
used in 32-bit mode and which return a 64-bit value.
Switch them to use the static_call() mechanism instead of pvops, as
this allows quite some simplification of the pvops implementation.
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20210311142319.4723-5-jgross@suse.com
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Engicam EDIMM2.2 Starter Kit is an EDIMM 2.2 Form Factor Capacitive
Evaluation Board.
Genaral features:
- LCD 7" C.Touch
- microSD slot
- Ethernet 1Gb
- Wifi/BT
- 2x LVDS Full HD interfaces
- 3x USB 2.0
- 1x USB 3.0
- HDMI Out
- Mini PCIe
- MIPI CSI
- 2x CAN
- Audio Out
i.Core STM32MP1 is an EDIMM SoM based on STM32MP157A from Engicam.
i.Core STM32MP1 needs to mount on top of this Evaluation board for
creating complete i.Core STM32MP1 EDIMM2.2 Starter Kit.
Add support for it.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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Engicam C.TOUCH 2.0 is an EDIMM compliant general purpose Carrier
board.
Genaral features:
- Ethernet 10/100
- Wifi/BT
- USB Type A/OTG
- Audio Out
- CAN
- LVDS panel connector
i.Core STM32MP1 is an EDIMM SoM based on STM32MP157A from Engicam.
i.Core STM32MP1 needs to mount on top of this Carrier board for
creating complete i.Core STM32MP1 C.TOUCH 2.0 board.
Add support for it.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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i.Core STM32MP1 is an EDIMM SoM based on STM32MP157A from Engicam.
General features:
- STM32MP157A
- Up to 1GB DDR3L
- 4GB eMMC
- 10/100 Ethernet
- USB 2.0 Host/OTG
- I2S
- MIPI DSI to LVDS
- rest of STM32MP157A features
i.Core STM32MP1 needs to mount on top of Engicam baseboards
for creating complete platform solutions.
Add support for it.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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7" OF is a capacitive touch 7" Open Frame panel solutions with
- 7" AUO B101AW03 LVDS panel
- EDT, FT5526 Touch
MicroGEA STM32MP1 is a STM32MP157A based Micro SoM.
MicroDev 2.0 is a general purpose miniature carrier board with CAN,
LTE and LVDS panel interfaces.
MicroGEA STM32MP1 needs to mount on top of MicroDev 2.0 board with
pluged 7" OF for creating complete MicroGEA STM32MP1 MicroDev 2.0
7" Open Frame Solution board.
Add support for it.
Signed-off-by: Matteo Lisi <matteo.lisi@engicam.com>
Signed-off-by: Francesco Utel <francesco.utel@engicam.com>
Signed-off-by: Mirko Ardinghi <mirko.ardinghi@engicam.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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MicroDev 2.0 is a general purpose miniature carrier board with CAN,
LTE and LVDS panel interfaces.
Genaral features:
- Ethernet 10/100
- USB Type A
- Audio Out
- microSD
- LVDS panel connector
- Wifi/BT (option)
- UMTS LTE with sim connector (option)
MicroGEA STM32MP1 is a STM32MP157A based Micro SoM.
MicroGEA STM32MP1 needs to mount on top of this MicroDev 2.0 board
for creating complete MicroGEA STM32MP1 MicroDev 2.0 Carrier board.
Add support for it.
Signed-off-by: Matteo Lisi <matteo.lisi@engicam.com>
Signed-off-by: Francesco Utel <francesco.utel@engicam.com>
Signed-off-by: Mirko Ardinghi <mirko.ardinghi@engicam.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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MicroGEA STM32MP1 is a STM32MP157A based Micro SoM.
General features:
- STM32MP157AAC
- Up to 1GB DDR3L-800
- 512MB Nand flash
- I2S
MicroGEA STM32MP1 needs to mount on top of Engicam MicroDev carrier
boards for creating complete platform solutions.
Add support for it.
Signed-off-by: Matteo Lisi <matteo.lisi@engicam.com>
Signed-off-by: Francesco Utel <francesco.utel@engicam.com>
Signed-off-by: Mirko Ardinghi <mirko.ardinghi@engicam.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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Modify usart 2 & 3 pins to allow wake up from low power mode while the
hardware flow control is activated. UART RTS pin need to stay configure
in idle mode to receive characters in order to wake up.
Fixes: 842ed898a757 ("ARM: dts: stm32: add usart2, usart3 and uart7 pins in stm32mp15-pinctrl")
Signed-off-by: Valentin Caron <valentin.caron@foss.st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
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It's not helpful if every driver has to cook its own. Generalize
xenbus'es INVALID_GRANT_HANDLE and pcifront's INVALID_GRANT_REF (which
shouldn't have expanded to zero to begin with). Use the constants in
p2m.c and gntdev.c right away, and update field types where necessary so
they would match with the constants' types (albeit without touching
struct ioctl_gntdev_grant_ref's ref field, as that's part of the public
interface of the kernel and would require introducing a dependency on
Xen's grant_table.h public header).
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Link: https://lore.kernel.org/r/db7c38a5-0d75-d5d1-19de-e5fe9f0b9c48@suse.com
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
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They're only used internally, and the layering violation they contain
(x86) or imply (Arm) of calling HYPERVISOR_grant_table_op() strongly
advise against any (uncontrolled) use from a module. The functions also
never had users except the ones from drivers/xen/grant-table.c forever
since their introduction in 3.15.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Link: https://lore.kernel.org/r/746a5cd6-1446-eda4-8b23-03c1cac30b8d@suse.com
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
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Fix the whole mux-mask table according to datasheet for the sam9x60
product. Too much functions for pins were disabled leading to
misunderstandings when enabling more peripherals or taking this table
as an example for another board.
Take advantage of this fix to move the mux-mask in the SoC file where it
belongs and use lower case letters for hex numbers like everywhere in
the file.
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Fixes: 1e5f532c2737 ("ARM: dts: at91: sam9x60: add device tree for soc and board")
Cc: <stable@vger.kernel.org> # 5.6+
Cc: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com>
Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/20210310152006.15018-1-nicolas.ferre@microchip.com
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According to the datasheet PA7 can be set to either function A, B or
C (see table 6-2 of DS60001579D). The previous value would permit just
configuring with function C.
Signed-off-by: Federico Pellegrin <fede@evolware.org>
Fixes: 1e5f532c2737 ("ARM: dts: at91: sam9x60: add device tree for soc and board")
Cc: <stable@vger.kernel.org> # 5.6+
Cc: Sandeep Sheriker Mallikarjun <sandeepsheriker.mallikarjun@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
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Fix the phy address to 7 for Ethernet PHY on SAMA5D27 SOM1. No
connection established if phy address 0 is used.
The board uses the 24 pins version of the KSZ8081RNA part, KSZ8081RNA
pin 16 REFCLK as PHYAD bit [2] has weak internal pull-down. But at
reset, connected to PD09 of the MPU it's connected with an internal
pull-up forming PHYAD[2:0] = 7.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Fixes: 2f61929eb10a ("ARM: dts: at91: at91-sama5d27_som1: fix PHY ID")
Cc: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Cc: <stable@vger.kernel.org> # 4.14+
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'omap-for-v5.13/genpd-omap5' into omap-for-v5.13/genpd-drop-legacy
Merge together branches dropping legacy data to avoid a minor merge conflict.
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omap-for-v5.13/dts-genpd
Merge together genpd related dts changes to provide base for dropping the
legacy data to prevent merge conflicts and to send dts changes separately.
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We can now probe interconnects with simple-pm-bus and genpd.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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We can now probe interconnects with simple-pm-bus and genpd.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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We can now probe interconnects with simple-pm-bus and genpd.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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We can now probe interconnects with simple-pm-bus and genpd.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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We can now probe interconnects with simple-pm-bus and genpd.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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We can now probe devices with ti-sysc interconnect driver and dts data.
Let's drop the related platform data and custom ti,hwmods dts property.
As we're just dropping data, and the early platform data init is based on
the custom ti,hwmods property, we want to drop both the platform data and
ti,hwmods property in a single patch.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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