According to PCIe r6.1, sec 5.5.1.
The following rules define how the L1.1 and L1.2 substates are entered:
Both the Upstream and Downstream Ports must monitor the logical state of
the CLKREQ# signal.
Typical implement is using open drain, which connect RC's clkreq# to
EP's clkreq# together and pull up clkreq#.
imx8qm-mek matches this requirement, so add supports-clkreq to allow
PCIe device enter ASPM L1 Sub-State.
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
According to PCIe r6.1, sec 5.5.1.
The following rules define how the L1.1 and L1.2 substates are entered:
Both the Upstream and Downstream Ports must monitor the logical state of
the CLKREQ# signal.
Typical implement is using open drain, which connect RC's clkreq# to
EP's clkreq# together and pull up clkreq#.
imx8mq-evk matches this requirement, so add supports-clkreq to allow
PCIe device enter ASPM L1 Sub-State.
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
According to PCIe r6.1, sec 5.5.1.
The following rules define how the L1.1 and L1.2 substates are entered:
Both the Upstream and Downstream Ports must monitor the logical state of
the CLKREQ# signal.
Typical implement is using open drain, which connect RC's clkreq# to
EP's clkreq# together and pull up clkreq#.
imx8mp-evk matches this requirement, so add supports-clkreq to allow
PCIe device enter ASPM L1 Sub-State.
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
According to PCIe r6.1, sec 5.5.1.
The following rules define how the L1.1 and L1.2 substates are entered:
Both the Upstream and Downstream Ports must monitor the logical state of
the CLKREQ# signal.
Typical implement is using open drain, which connect RC's clkreq# to
EP's clkreq# together and pull up clkreq#.
imx8mm-evk matches this requirement, so add supports-clkreq to allow
PCIe device enter ASPM L1 Sub-State.
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
According to PCIe r6.1, sec 5.5.1.
The following rules define how the L1.1 and L1.2 substates are entered:
Both the Upstream and Downstream Ports must monitor the logical state of
the CLKREQ# signal.
Typical implement is using open drain, which connect RC's clkreq# to
EP's clkreq# together and pull up clkreq#.
imx95-19x19-evk matches this requirement, so add supports-clkreq to
allow PCIe device enter ASPM L1 Sub-State.
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
According to PCIe r6.1, sec 5.5.1.
The following rules define how the L1.1 and L1.2 substates are entered:
Both the Upstream and Downstream Ports must monitor the logical state of
the CLKREQ# signal.
Typical implement is using open drain, which connect RC's clkreq# to
EP's clkreq# together and pull up clkreq#.
imx95-15x15-evk matches this requirement, so add supports-clkreq to
allow PCIe device enter ASPM L1 Sub-State.
Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The RTL8211E ethernet PHY on the Debix Model A board it located at
address 1. Replace the broadcast address with the correct unicast
address.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add vdd-supply and vddio-supply for fsl,mpl3115 to fix CHECK_DTBS warning:
arch/arm64/boot/dts/freescale/imx8qm-mek.dtb: pressure-sensor@60 (fsl,mpl3115): 'vdd-supply' is a required property
from schema $id: http://devicetree.org/schemas/iio/pressure/fsl,mpl3115.yaml#
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Delete usb3_lpcg node for imx8dxl because not exist at such hardware.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add fsl,tuning-step for usdhc1 and usdhc2 to improve card compatibility.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add default clock rate for usdhc nodes to support higher transfer speed.
Signed-off-by: Shenwei Wang <shenwei.wang@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Default, state_100mhz and state_200mhz use the same settings. But current
kernel driver use these to indicate if sd3.0 support.
Add max-frequency for usdhc2 because board design limitation.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The CSI-2 receivers in the i.MX8MP have 3 output channels. Specify this
in the device tree, to enable support for more than one channel.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add SOC special compatible string, remove fallback snps,dwc3 to let flatten
dwc3-layerscape driver to be probed and enable dma-coherence for usb node
since commit add layerscape dwc3 support, which set correct gsbustcfg0
value.
Add iommus property to run at old uboot, which use fixup add iommus by
check compatible string snsp,dwc3 compatible string.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The same displays that can be connected directly to the
imx8mp-phyboard-pollux can also be connected to the expansion board
PEB-AV-10. For displays connected to the expansion board, a second LVDS
channel of the i.MX 8M Plus SoC is used and only a single display
connected to the SoC LVDS display bridge at a given time is supported.
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Yannic Moog <y.moog@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
An expansion board (PEB-AV-10) may be connected to the
imx8mp-phyboard-pollux. Its main purpose is to provide multimedia
interfaces, featuring a 3.5mm headphone jack, a USB-A port and LVDS as
well as backlight connectors.
Introduce the expansion board as dtsi, as it may be used standalone as
an expansion board, as well as in combination with display panels. These
display panels will include the dtsi.
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Yannic Moog <y.moog@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
imx8mp-phyboard-pollux had a display baked into its board dts file.
However this approach does not truly discribe the hardware and is not
suitable when using different displays.
Move display specific description into an overlay and add the successor
display for the phyboard-pollux as an additional overlay.
Reviewed-by: Teresa Remmet <t.remmet@phytec.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Yannic Moog <y.moog@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Change license from GPL-2.0 to GPL-2.0-or-later OR MIT.
Use syntax as defined in the SPDX standard. Also remove individual
authorship.
Acked-by: Teresa Remmet <t.remmet@phytec.de>
Signed-off-by: Yannic Moog <y.moog@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Describe the two SFP+ cages present on the LS1046AQDS board and their
associated I2C buses and GPIO lines.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Describe the two SFP+ cages found on the LX2160ARDB board with their
respective I2C buses and GPIO lines.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The QIXIS FPGA node is extended so that it describes the GPIO controller
responsible for all the status presence lines on both SFP+ cages as well
as the IO SLOTs present on the board.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Describe the FPGA present on the LX2160ARDB board as a simple-mfd I2C
device. The FPGA presents registers that deal with power-on-reset
timing, muxing, SFP cage monitoring and control etc.
Also add the two GPIO controllers responsible for monitoring and
controlling the SFP+ cages used for MAC5 and MAC6.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add devicetree for the Protonic PRT8ML.
The board is similar to the Protonic PRT8MM but i.MX8MP based.
Some features have been removed as the drivers haven't been mainlined
yet or other issues where encountered:
- Stepper motors to be controlled using motion control subsystem
- MIPI/DSI to eDP USB alt-mode
- Onboard T1 ethernet (10BASE-T1L+PoDL, 100BASE-T1+PoDL, 1000BASE-T1)
Signed-off-by: David Jander <david@protonic.nl>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Jonas Rebmann <jre@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Idle-inject up to 50% of all cpu's time in order to help cpufreq
to keep the temperature below the trip points.
Signed-off-by: Martin Kepplinger-Novaković <martink@posteo.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The thermal framework can use the cpu-idle-states as
described for imx8mp as an alternative or in parallel to
cpufreq.
Add the DT node to the cpu so the cooling devices will be present
and the thermal zone descriptions can use them.
Signed-off-by: Martin Kepplinger-Novaković <martink@posteo.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Disable Hysteresis Enable Field in pad ctl register for USB OC pin
as this is more appropriate for the signal form in our case.
Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add initial support for i.MX 95 Verdin Evaluation Kit (EVK), which
used to be the Titan EVK. Currently supported is lpuart1 as console,
SDHC1/2/3 as storage, WM8904 Audio, USB3.0 and ENETC ethernet RGMII
Gigabit port.
Note that the SoM used in this EVK is a derivative SoM from Verdin
line of SoMs, an actual i.MX95 Verdin SoM is under development.
[1] https://www.toradex.com/computer-on-modules/verdin-arm-family/nxp-imx95-evaluation-kit
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: João Paulo Gonçalves <joao.goncalves@toradex.com>
Tested-by: João Paulo Gonçalves <joao.goncalves@toradex.com> # i.MX95 Verdin EVK
Signed-off-by: Marek Vasut <marek.vasut@mailbox.org>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
According to Documentation/devicetree/bindings/spi/spi-nxp-fspi.yaml,
imx93/imx95 should use it's own compatible string and fallback
compatible with imx8mm.
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add fan-supply regulator to pwm-fan node to specify power source.
Fixes: e3e8b199af ("arm64: dts: imx95: Add imx95-15x15-evk support")
Signed-off-by: Joy Zou <joy.zou@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
SDHC1 on the GW702x SOM routes to a connector for use on a baseboard
and as such are defined in the baseboard device-trees.
Remove it from the gw702x SOM device-tree.
Fixes: 0d5b288c21 ("arm64: dts: freescale: Add imx8mp-venice-gw7905-2x")
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
UART1 and UART3 go to a connector for use on a baseboard and as such are
defined in the baseboard device-trees. Remove them from the gw702x SOM
device-tree.
Fixes: 0d5b288c21 ("arm64: dts: freescale: Add imx8mp-venice-gw7905-2x")
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The SDHC1 interface is not used on the imx8mm-venice-gw72xx. Remove the
unused pinctrl_usdhc1 iomux node.
Fixes: 6f30b27c5e ("arm64: dts: imx8mm: Add Gateworks i.MX 8M Mini Development Kits")
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The i.MX8M Mini FEC RGMII tracelength is less than 1in and does not
require a x6 drive strength. Reduce the CLK drive strength to x1 for
lower emissions. Additionally since TXC is not a high frequency clock,
use slow slew rate (FSEL=0) for lower emmissions and improved signal
quality.
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The i.MX8M Plus EQOS RGMII tracelength is less than 1in and does not
require a x6 drive strength. Reduce the CLK drive strength to x1 for
lower emissions. Additionally since TXC is not a high frequency clock,
use slow slew rate (FSEL=0) for lower emmissions and improved signal
quality.
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Disable the unused refclk output for the TI DP83867 PHY used on
Gateworks Venice boards.
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The board (micro)controller[1] is responsible for functions such as
power supply sequencing, SoC reset as well as serial/MAC address storage,
bootcount and scratch registers.
There is currently no Linux kernel driver for this controller, however,
there is a driver in U-Boot which utilises this binding.
[1] https://ten64doc.traverse.com.au/hardware/microcontroller/
Signed-off-by: Mathew McBride <matt@traverse.com.au>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Enable the HDMI output on the Debix SOM A board, using the HDMI encoder
present in the i.MX8MP SoC.
Enable and configure all nodes required for the HDMI port usage.
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add USB vbus regulators to silence the following kernel warnings:
usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests (id=vbus)
usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests (id=vbus)
Because generic USB PHY driver requires exclusive vbus regulators since
commit 75fd6485cc ("usb: phy: generic: Get the vbus supply").
Signed-off-by: Primoz Fiser <primoz.fiser@norik.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add USB vbus regulators to silence the following kernel warnings:
usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests (id=vbus)
usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests (id=vbus)
Because generic USB PHY driver requires exclusive vbus regulators since
commit 75fd6485cc ("usb: phy: generic: Get the vbus supply").
Signed-off-by: Primoz Fiser <primoz.fiser@norik.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
MicIn is connected to IN3_L. Add routing including the Mic Bias.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Add DDR Perf Monitor for i.MX94.
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This board is similar to the already upstream
imx8mp-skov-recv-tian-g07017.dts but uses a different 10" panel with a
different touch controller.
Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
The mass production lx2160 rev2 use designware PCIe Controller. Old Rev1
which use mobivel PCIe controller was not supported. Although uboot
fixup can change compatible string fsl,lx2160a-pcie to fsl,ls2088a-pcie
since 2019, it is quite confused and should correctly reflect hardware
status in dtb. Change freescale's board to use rev2's dtsi firstly.
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
One revert because of a regression in the I2C core which has sadly not
showed up during its time in -next.
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Merge tag 'i2c-for-6.18-rc1-hotfix' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fix from Wolfram Sang:
"One revert because of a regression in the I2C core which has sadly not
showed up during its time in -next"
* tag 'i2c-for-6.18-rc1-hotfix' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
Revert "i2c: boardinfo: Annotate code used in init phase only"
reserved and accessing reserved register space could result in undefined
behavior
- Fix a function's retval check in aspeed-scu-ic
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Merge tag 'irq_urgent_for_v6.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fixes from Borislav Petkov:
- Skip interrupt ID 0 in sifive-plic during suspend/resume because
ID 0 is reserved and accessing reserved register space could result
in undefined behavior
- Fix a function's retval check in aspeed-scu-ic
* tag 'irq_urgent_for_v6.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/sifive-plic: Avoid interrupt ID 0 handling during suspend/resume
irqchip/aspeed-scu-ic: Fix an IS_ERR() vs NULL check
