With DM enabled, this patch enables DM_SERIAL and removes
the NS16550 initialization from da850_lowlevel since the driver
will take care of that itself.
Signed-off-by: Adam Ford <aford173@gmail.com>
With the omap_mmc driver no longer supporting cd-inverted, this
patch removes all these references since they are not needed.
Signed-off-by: Adam Ford <aford173@gmail.com>
With DM_GPIO and DM_MMC translating GPIO_ACTIVE_LOW, any boards
using the 'cd-invert' option will no longer need to do this. This
patch removes the support for 'invert' from the MMC driver.
Signed-off-by: Adam Ford <aford173@gmail.com>
[trini: Fix warning over when !DM_GPIO]
Signed-off-by: Tom Rini <trini@konsulko.com>
Call the PDA detection mechanism at boot time so we can have
the pda environment variable ready for use.
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Call the PDA detection mechanism at boot time so we can have
the pda environment variable ready for use.
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
This patch modifies PL bitstream loading sequence as per
latest Xilfpga which supports all variants of bitstream images
generated from vivado and from bootgen. With this new change in
Xilfpga, uboot doesn't need to validate and swap bitstream as it will
be taken care inside Xilfpga. ZynqMP PL driver now checks for supporting
PMUFW version before skipping the validation and swap sequence as there
can be old PMUFW which doesn't supports this feature. In this case, driver
uses old way of PL bitstream loading sequence.
Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Modify the zynqmp_pmufw_version() routine to return PMUFW version so
that it can be reused wherever required. Get PMUFW version from PMU
only once at bootup and later just return stored value.
Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This patch moves the PM version related macros to .h file so that
they can be reused in other files.
Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Make use of asm-generic/atomic.h retaining the smp_mb_... definitions.
Signed-off-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
The MMC card detect pin is connected to gpio127 on omap3_logic.
When setting up the pbias register for MMC, let's also enable
gpio_127 for the card detect. As part of the package deal,
gpio_126 and gpio_129 are also enabled.
Signed-off-by: Adam Ford <aford173@gmail.com>
The SSP2 clock is at bit 6 in the register, so the value is 0x40 unlike
the current 0x70 which enables the clock of UART2, SSP1 and SSP2.
Signed-off-by: Quentin Schulz <quentin.schulz@bootlin.com>
Acked-by: Stefan Roese <sr@denx.de>
SPI controllers SSP1, 2 and 3 require to enable their respective clocks.
Let's enable them only when the SPI controller driver is built.
Signed-off-by: Quentin Schulz <quentin.schulz@bootlin.com>
Virtual machine provided by qemu-arm has a ARM PL031 Real Time Clock
device. With this patch, the driver is enabled by default.
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
Tegra U-Boot ensures that board_get_usable_ram_top() never returns a value
over 4GB, since some peripherals can't access such addresses. However, on
systems with more than 2GB of RAM, RAM bank 1 does describe this extra
RAM, so that Linux (or whatever OS) can use it, subject to DMA
limitations. Since board_get_usable_ram_top() points at the top of RAM
bank 0, the memory locations describes by RAM bank 1 are not mapped by
U-Boot's MMU configuration, and so cannot be used for anything.
For some completely inexplicable reason, U-Boot's EFI support ignores the
value returned by board_get_usable_ram_top(), and EFI memory allocation
routines will return values above U-Boot's RAM top. This causes U-Boot to
crash when it accesses that RAM, since it isn't mapped by the MMU. One
use-case where this happens is TFTP download of a file on Jetson TX1
(p2371-2180).
This change explicitly tells the EFI code that this extra RAM should not
be used, thus avoiding the crash.
A previous attempt to make EFI honor board_get_usable_ram_top() was
rejected. So, this patch will need to be replicated for any board that
implements board_get_usable_ram_top().
Fixes: aa909462d0 ("efi_loader: efi_allocate_pages is too restrictive")
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Use CONFIG_IS_ENABLED(EFI_LOADER) to avoid explicitly checking CONFIG_SPL
too. This simplifies the conditional.
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
If PCIe Mox module is connected we want to have PCIe node enabled
in U-Boot's device tree.
Signed-off-by: Marek Behun <marek.behun@nic.cz>
Signed-off-by: Stefan Roese <sr@denx.de>
Remove smi_pins definition since it is already in armada-37xx.dtsi.
Add assigned-clocks definitions to spi0.
Signed-off-by: Marek Behun <marek.behun@nic.cz>
Signed-off-by: Stefan Roese <sr@denx.de>
The bootROM in the Armada-38x (and similar) SoC has two modes for UART
boot. The first is when the normal boot media is blank (or otherwise
missing the kwb header). The second is when the boot sequence has been
interrupted with the magic byte sequence on the UART lines.
In the first mode the bootROM routine and error code register will
indicate that there was an error booting from the configured media in
bits 7:0. In the second mode there is no error to indicate but the boot
source is provided via bits 31:28.
Handle both situations so that kwboot can be used for both boot
strapping a blank board and for intercepting a regular boot sequence.
Signed-off-by: Chris Packham <judge.packham@gmail.com>
Signed-off-by: Sean Nyekjaer <sean.nyekjaer@prevas.dk>
Signed-off-by: Stefan Roese <sr@denx.de>
This reverts commit e83e2b3900. This
prevents kwboot from overriding the hardware strapped boot source.
Signed-off-by: Chris Packham <judge.packham@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Detect the SD/eMMC boot device at run-time. Load the environment from
the boot deice, as well as save to it.
Leave the environment offset the same as in the SPI flash.
Make SD/eMMC 0 the default environment device when the boot device is
not detected.
Cc: Konstantin Porotchkin <kostap@marvell.com>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Stefan Roese <sr@denx.de>
Incorrect type of size variable results in 0 being
returned for sdram sizes greater than or equal to
4GB.
Signed-off-by: Dalon Westergreen <dwesterg@gmail.com>
just try to bring up an imx6ull board with console
on uart5 and found, that input_val for pin
MX6UL_PAD_UART5_RX_DATA__UART5_DCE_RX is 7 and
not 5 on imx6ull.
With this patch rx works now.
Signed-off-by: Heiko Schocher <hs@denx.de>
There are two versions of imx6ul pico SOMs: one with 256MB and another
one with 512MB of RAM.
Convert to SPL so that both versions can be supported. This patch
doesn't rework the clock initialization to avoid changing the behavior
in this same patch, so it will be cleaned up in future.
Currently only the 256MB is tested/supported.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Fabio Berton <fabio.berton@ossystems.com.br>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
With DM enabled, this patch enables DM_SERIAL and removes
the NS16550 initialization from da850_lowlevel since the driver
will take care of that itself.
Signed-off-by: Adam Ford <aford173@gmail.com>
boot-common.c checks to see if I2C is enabled in SPL, but
it doens't check for DM_I2C before initializing it. This
will now only initialize the I2C is the DM_I2C is not enabled
to avoid initializing it more than once.
Signed-off-by: Adam Ford <aford173@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
With the re-sync from Linux 4.18, several entries in
da850-evm-u-boot.dtsi are no longer necessary, so this patch
removes them.
Signed-off-by: Adam Ford <aford173@gmail.com>
Add the minimum dt nodes required to boot. These nodes
will get deleted as kernel gets these nodes added in the
main dts files.
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Add initial support for AM654 based EVM running on A53. Enable
4GB of DDR available on the EVM so that kernel DTB file
can be updated accordingly.
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
[Andreas: Added 4GB ddr support]
Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
As no gpio.h is defined in arch/arm/mach-k3/include/,
to avoid compilation failure, do not include asm/arch/gpio.h.
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Update Makefile to generate
- tispl.bin: First stage bootloader on ARMv8 core
- u-boot.img: Second stage bootloader on ARMv8 core.
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
By default the device control module registers are locked,
preventing any writes to its registers.
Unlock those registers as part of the init flow.
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
AM654 allows for booting from primary or backup boot media.
Both media can be chosen individually based on switch settings.
ROM looks for a valid image in primary boot media, if not found
then looks in backup boot media. In order to pass this boot media
information to boot loader, ROM stores a value at a particular
address. Add support for reading this information and determining
the boot media correctly.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
Signed-off-by: Vignesh R <vigneshr@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
On K3 family SoCs, once the ROM loads image on R5, M3 resets R5 and
expects to start executing from 0x0. In order to handle this ROM
updates the boot vector of R5 such that first 64 bytes of image load
address are mapped to 0x0.
In this case, it is SPL's responsibility to jump to the proper image
location. So, update the PC with address of reset vector(like how
other exception vectors are handled), instead of branching to reset.
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
The AM654 device is designed for industrial automation and PLC
controller class platforms among other applications. Introduce
base support for AM654 SoC.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
The MIO clock is enabled by default, and the STDMAC clock is
enabled by the clk driver. The ad-hoc way to enable the clock
is no longer needed.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Adam Ford
Eugen Hristev
Siva Durga Prasad Paladugu
Michal Simek
Chris Packham
Quentin Schulz
Patrice Chotard
AKASHI Takahiro
Stephen Warren
Marek Behún
Baruch Siach
Dalon Westergreen
Tom Rini
Heiko Schocher
Fabio Estevam
Lokesh Vutla
Andreas Dannenberg
Masahiro Yamada