This function can fail if the device tree runs out of space. Rather than
silently booting with an incomplete device tree, allow the failure to be
detected.
Unfortunately this involves changing a lot of places in the code. I have
not changed behvaiour to return an error where one is not currently
returned, to avoid unexpected breakage.
Eventually it would be nice to allow boards to register functions to be
called to update the device tree. This would avoid all the many functions
to do this. However it's not clear yet if this should be done using driver
model or with a linker list. This work is left for later.
Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Anatolij Gustschin <agust@denx.de>
This change makes the behaviour slightly more rebust and will match
other implementations which can use getenv_yesno directly.
Acked-by: Stefan Roese <sr@denx.de>
Signed-off-by: Tom Rini <trini@ti.com>
The changes to a3m071/a4m2k in summary are:
- Enable CAN1 on I2C in GPS Port Configuration
- Enable SPI on PSC2
- Activate network console
- New flash partitioning
- Fix some typos
- Pass host name to Linux
- Change rootfs to squashfs,jffs2
- Enable UBI/UBIFS support
- Enable FIT support
Signed-off-by: Stefan Roese <sr@denx.de>
This patch adds a custom U-Boot command "wdogtoggle" which enables the
external hardware watchdog toggling via an GPIO pin on the a4m2k
board. After issuing this commands, the watchdog will be serviced
by U-Boot so that the user can use all U-Boot commands from the
prompt.
Signed-off-by: Stefan Roese <sr@denx.de>
This patch adds the a4m2k MPC5200B board port. Its a derivate of
the a3m071 board with only minor changes.
Additionally this patch includes some clean-up changes:
- Remove I2C support from a3m071 as its unused
- Fix/enhance default env variables
- Fix some comments
- Add newly introduced CONFIG_SPL_TARGET to automatically build
"u-boot-img.bin"
- Fix dtb patching in READ desciption for SPL Linux booting:
"fdt chosen" needs to get called to patch/create the chosen node.
- Add missing call to spl_board_init():
Define CONFIG_SPL_BOARD_INIT so that spl_board_init() will get
called in the SPL version.
Signed-off-by: Stefan Roese <sr@denx.de>
Simon Glass
Tom Rini
Wolfgang Denk
Stefan Roese