Users have option to overwrite default device tree
(CONFIG_DEFAULT_DEVICE_TREE) via environment variable DEVICE_TREE.
Feature has been added long time ago by commit 74de8c9a16
("dts/Makefile: Build the user specified dts") for a little bit different
reason.
But this variable can be also used for different purpose like choosing
proper configuration from FIT image in SPL.
And this is the functionality I would like to use on Xilinx Zynq devices
that current u-boot.img can be composed in the same way based on OF_LIST
and different configuration is taken based on platform specific SPL.
SPL requires low level ps7_init_gpl configuration that's why different
boards require different SPL with fixed board_fit_config_name_match().
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Instead of symlink include origin file and just change model description.
Difference is not in DT but in ps7_init configurations which is taken based
on device tree name that's why the same DT can't be used.
Also update model and update comments to match configurations.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This patch will add default values for ENV_OFFSET
and ENV_SECT_SIZE for Microblaze.
Signed-off-by: Varalaxmi Bingi <varalaxmi.bingi@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Pinctrl is handled via firmare interface that's why move it there without
reg property and new compatible string.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
dtbs_check is showing warning around GIC compatible property as
interrupt-controller@f9010000: compatible: ['arm,gic-400', 'arm,cortex-a15-gic']
is not valid under any of the given schemas
Similar change has been done also by Linux kernel commit 5400cdc1410b
("ARM: dts: sunxi: Fix GIC compatible")
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Node name should be <name>@<address> which is not how partitions are
described.
Issue was found by running dtbs_check as:
flash@0: 'partition@qspi-device-tree', 'partition@qspi-fsbl-uboot',
'partition@qspi-linux', 'partition@qspi-rootfs'
do not match any of the regexes: ...
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Sync DP subsystem with the latest state in Xilinx U-Boot repository.
This binding hasn't been approved in mainline Linux but it is much better
than ancient version which this patch removes.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
In kernel 5.4, support has been added for reading MTD devices via
the nvmem API.
For this the mtd devices are registered as read-only NVMEM providers
under sysfs with the same name as the flash partition label property.
So if flash partition label property of multiple flash devices are identical
then the second mtd device fails to get registered as a NVMEM provider.
This patch fixes the issue by having different label property for different
flashes.
Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Add clock-cells and clock-output-names for sdhci0 and sdhci1.
These are needed for linux sdhci driver from 5.4 version onwards.
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reset controller is handled via firmware that's why it should be the part
of firmware node. Origin solution hasn't been removed when above change was
applied by commit b07e97b4ba ("arm64: zynqmp: Use reset header in
zynqmp.dtsi").
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Modify dts files to add 'no-1-8-v' property for all the ZynqMP boards.
User can remove this property to enable the UHS mode. This is to keep
the same speed (HS) modes across all the stages of the Linux Boot. Due
to power cycling limitation of some of the ZynqMP boards, some SD cards
don't get power cycled and are failing in Linux.
Signed-off-by: Manish Narani <manish.narani@xilinx.com>
Sync zynqmp fpga manager with mainline.
Signed-off-by: Nava kishore Manne <nava.manne@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
None name address should be aligned with address. DTC 1.5.1 is reporting
issues related to that.
arch/arm/boot/dts/zynq-zc770-xm010.dts:106.10-119.4: Warning
(spi_bus_reg): /amba/spi@e0007000/flash@0: SPI bus unit address format
error, expected "1"
arch/arm/boot/dts/zynq-zc770-xm013.dts:101.19-109.4: Warning
(spi_bus_reg): /amba/spi@e0006000/eeprom@0: SPI bus unit address format
error, expected "2"
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
The same change has been done for Zynq by commit 1241c72b6db1
("ARM: dts: zynq: replace gpio-key,wakeup with wakeup-source property")
in mainline Linux kernel.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Most of the legacy "gpio-key,wakeup" boolean property is already
replaced with "wakeup-source". However few occurrences of old property
has popped up again, probably from the remnants in downstream trees.
Replace the legacy properties with the unified "wakeup-source"
property introduced in the Linux kernel commit 700a38b27eef
("Input: gpio_keys - switch to using generic device properties")
Cc: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
The dtc has new checks for I2C and SPI buses.
Fix the warnings in node names and unit-addresses.
Warning from Linux kernel:
arch/arm/boot/dts/zynq-zc702.dts:187.13-190.6: Warning (i2c_bus_reg): /amba/i2c@e0004000/i2c-mux@74/i2c@7/hwmon@52: I2C bus unit address format error, expected "34"
arch/arm/boot/dts/zynq-zc702.dts:191.13-194.6: Warning (i2c_bus_reg): /amba/i2c@e0004000/i2c-mux@74/i2c@7/hwmon@53: I2C bus unit address format error, expected "35"
arch/arm/boot/dts/zynq-zc702.dts:195.13-198.6: Warning (i2c_bus_reg): /amba/i2c@e0004000/i2c-mux@74/i2c@7/hwmon@54: I2C bus unit address format error, expected "36"
Signed-off-by: Quanyang Wang <quanyang.wang@windriver.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Enable cache commands by default for mtest configuration. It is good to be
able to enable/disable caches when you test memory.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Add DISTRO_DEFAULTS config to versal virt defconfig file which is
suitable for booting general purpose Linux distributions. Remove
other configs which are selected by default by DISTRO_DEFAULTS
configuration.
Signed-off-by: T Karthik Reddy <t.karthik.reddy@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Multi boot register can be used for using different boot images and design
better boot strategy. Let EL3 SPL or U-Boot to read it and print it.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Currently the driver gets ns16550 base address in the driver
probe() routine, which may potentially break any ns16550 wrapper
driver that does additional initialization before calling
ns16550_serial_probe().
Things are complicated that we need consider ns16550 devices on
both simple-bus and PCI bus. To fix the issue we move the base
address assignment for simple-bus ns16550 device back to the
ofdata_to_platdata(), and assign base address for PCI ns16550
device in ns16550_serial_probe().
This is still not perfect. If any PCI bus based ns16550 wrapper
driver tries to access plat->base before calling probe(), it is
still subject to break.
Fixes: 720f9e1fdb ("serial: ns16550: Move PCI access from ofdata_to_platdata() to probe()")
Reported-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Tested-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
USB 3 host controller may be described in ACPI to allow users alter
the properties or other features. Describe it for Intel Tangier SoC.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
There is established way to provide I²C timings, or actually counters,
to the OS via ACPI. Fill them for Intel Merrifield platform.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
1. Update build steps where mainline Trusted Firmware A is used.
2. Fix BL31_BASE to the proper one according to the SoC reference
manual.
Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
There is no need to have an assignment to NULL for XSDT pointer.
Therefore, no need to assign it when rsdt_address is not set.
Because of above changes we may decrease indentation level as well.
While here, drop unnecessary parentheses.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
To access the PHY, the MAC registers must be initialized. Call the init
function in probe() to make it so, otherwise the PHY ID readout returns
all zeroes.
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Commit f4dc714aaa ("arm64: Turn u-boot.bin back into an ELF file after
relocate-rela")
introduce REMAKE_ELF option to recreate u-boot.elf from u-boot ->
u-boot.bin + DT -> u-boot.elf.
The best is to ilustrate it from make V=1 output
cat u-boot-nodtb.bin dts/dt.dtb > u-boot-dtb.bin
cp u-boot-dtb.bin u-boot.bin
aarch64-linux-gnu-objcopy -I binary -B aarch64 -O elf64-littleaarch64 u-boot.bin u-boot-elf.o
aarch64-linux-gnu-ld.bfd u-boot-elf.o -o u-boot.elf --defsym="_start"=0x8000000 -Ttext=0x8000000
Last command has no explicit linker script passed that's why toolchain
internal linker script is used.
In Binutils 2.32 case it contains SIZEOF_HEADERS symbol which has changed
behavior by commit
https://sourceware.org/git/?p=binutils-gdb.git;a=commit;h=64029e93683a266c38d19789e780f3748bd6a188
which result in situation that program headers has changed from
(xilinx_zynqmp_mini_defconfig)
Program Headers:
Type Offset VirtAddr PhysAddr
FileSiz MemSiz Flags Align
LOAD 0x0000000000010000 0x00000000fffc0000 0x00000000fffc0000
0x0000000000018918 0x0000000000018918 RW 0x10000
to
Program Headers:
Type Offset VirtAddr PhysAddr
FileSiz MemSiz Flags Align
LOAD 0x0000000000000000 0x00000000fffb0000 0x00000000fffb0000
0x0000000000028918 0x0000000000028918 RW 0x10000
Xilinx tools like XSDB or Bootgen are using program headers for loading ELF
to the right location and by above binutils change ELF is loaded to
incorrect location.
The patch is explicitly use u-boot-elf.lds (just cat now) for u-boot.elf
recreation which is called when REMAKE_ELF is setup.
By purpose u-boot-elf.lds doesn't contain OUTPUT_FORMAT/OUTPUT_ARCH to be
able to use by all archs.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Tested-By: Álvaro Fernández Rojas <noltari@gmail.com>
When generating the MAC address based on the boards serial number
the last digit was overwritten with the null termination. That way
boards with serial numbers close to each other would use the same
MAC address.
Signed-off-by: Jan-Christoph Tebbe <Jan-Christoph.Tebbe@ithinx.io>
Commit cf8dcc5d02 ("common: spl_fit: Default to IH_OS_U_BOOT if
FIT_IMAGE_TINY enabled") is not correct, it will append fdt to each loadable
image. Actually when using TINY FIT, the first loadable image is thought as
u-boot and already have fdt appended.
Signed-off-by: Ye Li <ye.li@nxp.com>
Tested-by: Fabio Estevam <festevam@gmail.com>
The Jetson Nano Developer Kit is a Tegra X1-based development board. It
is similar to Jetson TX1 but it is not pin compatible. It features 4GB
of LPDDR4, a SPI NOR flash for early boot firmware and an SD card slot
used for storage.
HDMI 2.0 or DP 1.2 are available for display, four USB ports (3 USB 2.0
and 1 USB 3.0) can be used to attach a variety of peripherals and a PCI
Ethernet controller provides onboard network connectivity. NVMe support
has also been added. Env save is at the end of QSPI (4MB-8K).
A 40-pin header on the board can be used to extend the capabilities and
exposed interfaces of the Jetson Nano.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
The L4T kernel is 32MB+, and can overwrite the ramdisk/fdt loaded
from extlinux.conf. Adjust the load addresses to fix this for now.
Using the calculated_env addresses table from T186 U-Boot is a
better fix, but it isn't working correctly on T210 U-Boot right now,
so this will do until I can fix it.
Signed-off-by: Tom Warren <twarren@nvidia.com>
This Tegra QSPI driver hadn't been brought up to date with how
DM drivers are fetching data from the FDT now, and was pulling
in bogus data for base, max freq, etc. Fixed ofdata_to_platdata
to work the same way it does in the tegra114 SPI driver, using
dev_read_ functions.
Signed-off-by: Tom Warren <twarren@nvidia.com>
When claim_bus was setting the clock, it reset the QSPI controller,
which wipes out any tap delays set by previous bootloaders (nvtboot,
CBoot for example on Nano). Instead of doing that in claim_bus, which
gets called a lot, moved clock setting to probe(), and set tap delays
there, too. Also updated clock to 80MHz to match CBoot. Now QSPI env
save works reliably again.
Signed-off-by: Tom Warren <twarren@nvidia.com>
claim_bus() is passed a udevice *dev, which is the bus device's parent.
In this driver, claim_bus assumed it was the bus, which caused the
'priv' info pointer to be wrong, and periph_id was incorrect. This in
turn caused the periph clock call to assign the wrong clock (PLLM
instead of PLLP0), which caused a kernel warning. I only saw the 'bad'
periph_id when enabling DEBUG due to an assert. Not sure how QSPI was
working w/this errant clock, but it was moot as QSPI wasn't active
unless you probed it, and that wasn't happening until I posted a patch
to enable env save to QSPI for Nano (coming soon).
Signed-off-by: Tom Warren <twarren@nvidia.com>
According to the HW team, for some reason the normal clock select code
picks what appears to be a perfectly valid 375KHz SD card clock, based
on the CAR clock source and SDMMC1 controller register settings (CAR =
408MHz PLLP0 divided by 68 for 6MHz, then a SD Clock Control register
divisor of 16 = 375KHz). But the resulting SD card clock, as measured by
the HW team, is 700KHz, which is out-of-spec. So the WAR is to use the
values given in the TRM PLLP table to generate a 400KHz SD-clock (CAR
clock of 24.7MHz, SD Clock Control divisor of 62) only for SDMMC1 on
T210 when the requested clock is <= 400KHz. Note that as far as I can
tell, the other requests for clocks in the Tegra MMC driver result in
valid SD clocks.
Signed-off-by: Tom Warren <twarren@nvidia.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
As per the T210 TRM, when running at 3.3v, the SDMMC1 tap/trim and
autocal values need to be set to condition the signals correctly before
talking to the SD-card. This is the same as what's being done in CBoot,
but it gets reset when the SDMMC1 HW is soft-reset during SD driver
init, so needs to be repeated here. Also set autocal and tap/trim for
SDMMC3, although no T210 boards use it for SD-card at this time.
Signed-off-by: Tom Warren <twarren@nvidia.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
This allows the user to set $serverip in the environment before
executing a DHCP request. If they do, U-Boot will use that IP rather
than using the IP in the DHCP response.
Signed-off-by: Tom Warren <twarren@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
U-Boot is configured to build as position independent executable. Enable
relocation of RELA section required to work with different load
addresses.
Signed-off-by: Vishruth <vishruthj@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Tested-by: Peter Robinson <probinson@gmail.com>
Fix VI_I2C clock source type. Will be needed by VI_I2C driver.
Also added use of INTERNAL_ID macro in two places, needed to keep
the id returned to 8 bits.
Signed-off-by: Tom Warren <twarren@nvidia.com>
T210 CBoot is now doing the full pinmux and GPIO init, based on the DTB
tables. Remove pinmux/GPIO init tables & code from all T210-based builds
below:
p2371-2180 aka TX1
p2371-0000
e2220-1170
p2571
Signed-off-by: Tom Warren <twarren@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
This commit removes the programming sequence that enables PLLE and UPHY
PLL hardware power sequencers. Per TRM, boot software should enable PLLE
and UPHY PLLs in software controlled power-on state and should power
down PLL before jumping into kernel or the next stage boot software.
Adds call to board_cleanup_before_linux to facilitate this.
Signed-off-by: JC Kuo <jckuo@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
This adds to the DT the I2C controllers that connect to the board ID EEPROM,
etc. With this change, you can now probe all I2C devices on a TX1 board.
Signed-off-by: Tom Warren <twarren@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
