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Support using u-boot with Image format for raspberrypi3-64

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For raspberrypi3-64 we need to use the Image or Image.gz format with u-boot
instead of the legacy uImage format. We also need to issue the 'booti' command
to boot the kernel instead of 'bootm'.

Signed-off-by: Paul Barker <pbarker@toganlabs.com>
This commit is contained in:
Paul Barker
2017-09-08 10:12:54 +00:00
committed by Andrei Gherzan
parent 43e0169ab7
commit e9bb7f0c6d
7 changed files with 36 additions and 23 deletions
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conf/machine/include/rpi-base.inc
+12 -2
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@@ -41,7 +41,17 @@ KERNEL_DEVICETREE ?= " \
overlays/pi3-miniuart-bt.dtbo \
overlays/vc4-kms-v3d.dtbo \
"
KERNEL_IMAGETYPE ?= "Image"
# By default:
#
# * When u-boot is disabled use the "Image" format which can be directly loaded
# by the rpi firmware.
#
# * When u-boot is enabled use the "uImage" format and the "bootm" command
# within u-boot to load the kernel.
KERNEL_BOOTCMD ??= "bootm"
KERNEL_IMAGETYPE_UBOOT ??= "uImage"
KERNEL_IMAGETYPE ?= "${@bb.utils.contains('RPI_USE_U_BOOT', '1', '${KERNEL_IMAGETYPE_UBOOT}', 'Image', d)}"
MACHINE_FEATURES += "apm usbhost keyboard vfat ext2 screen touchscreen alsa bluetooth wifi sdio"
@@ -83,7 +93,7 @@ def make_dtb_boot_files(d):
IMAGE_BOOT_FILES ?= "bcm2835-bootfiles/* \
${@make_dtb_boot_files(d)} \
${@bb.utils.contains('KERNEL_IMAGETYPE', 'uImage', \
${@bb.utils.contains('RPI_USE_U_BOOT', '1', \
'${KERNEL_IMAGETYPE} u-boot.bin;${SDIMG_KERNELIMAGE} boot.scr', \
'${KERNEL_IMAGETYPE};${SDIMG_KERNELIMAGE}', d)} \
"