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authorPeng Fan <peng.fan@nxp.com>2020-10-14 12:12:07 +0300
committerStefano Babic <sbabic@denx.de>2020-11-01 17:37:19 +0300
commita133a7fa8feff1ec2369296ffe85391ee7ade055 (patch)
tree7d65e451b0774113dac219f9db6ca070ab1ef3b6 /board/freescale/mx6sabreauto
parent9de1712d167b3b40cf9cf85f4a675fb0f225d228 (diff)
downloadu-boot-a133a7fa8feff1ec2369296ffe85391ee7ade055.tar.xz
doc: board: Convert i.MX6 Sabreauto README to reST
Convert plain text documentation to reStructuredText format and add it to Sphinx TOC tree. No essential content change. Signed-off-by: Peng Fan <peng.fan@nxp.com>
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diff --git a/board/freescale/mx6sabreauto/README b/board/freescale/mx6sabreauto/README
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-How to use and build U-Boot on mx6sabreauto
--------------------------------------------
-
-mx6sabreauto_defconfig target supports mx6q/mx6dl/mx6qp sabreauto variants.
-
-In order to build it:
-
-$ make mx6sabreauto_defconfig
-
-$ make
-
-This will generate the SPL and u-boot-dtb.img binaries.
-
-- Flash the SPL binary into the SD card:
-
-$ sudo dd if=SPL of=/dev/sdX bs=1K seek=1 conv=notrunc && sync
-
-- Flash the u-boot-dtb.img binary into the SD card:
-
-$ sudo dd if=u-boot-dtb.img of=/dev/sdX bs=1K seek=69 conv=notrunc && sync
-
-Booting via Falcon mode
------------------------
-
-Write in mx6sabreauto_defconfig the following define below:
-
-CONFIG_SPL_OS_BOOT=y
-
-In order to build it:
-
-$ make mx6sabreauto_defconfig
-
-$ make
-
-This will generate the SPL image called SPL and the u-boot-dtb.img.
-
-- Flash the SPL image into the SD card:
-
-$ sudo dd if=SPL of=/dev/sdb bs=1K seek=1 conv=notrunc && sync
-
-- Flash the u-boot-dtb.img image into the SD card:
-
-$ sudo dd if=u-boot-dtb.img of=/dev/sdb bs=1K seek=69 conv=notrunc && sync
-
-Create a FAT16 boot partition to store uImage and the dtb file, then copy the files there:
-
-$ sudo cp uImage /media/boot
-
-$ sudo cp imx6dl-sabreauto.dtb /media/boot
-
-Create a partition for root file system and extract it there:
-
-$ sudo tar xvf rootfs.tar.gz -C /media/root
-
-The SD card must have enough space for raw "args" and "kernel".
-To configure Falcon mode for the first time, on U-Boot do the following commands:
-
-- Load dtb file from boot partition:
-
-# load mmc 0:1 ${fdt_addr} imx6dl-sabreauto.dtb
-
-- Load kernel image from boot partition:
-
-# load mmc 0:1 ${loadaddr} uImage
-
-- Write kernel at 2MB offset:
-
-# mmc write ${loadaddr} 0x1000 0x4000
-
-- Setup kernel bootargs:
-
-# setenv bootargs "console=ttymxc3,115200 root=/dev/mmcblk0p1 rootfstype=ext4 rootwait quiet rw"
-
-- Prepare args:
-
-# spl export fdt ${loadaddr} - ${fdt_addr}
-
-- Write args 1MB data (0x800 sectors) to 1MB offset (0x800 sectors)
-
-# mmc write 18000000 0x800 0x800
-
-- Restart the board and then SPL binary will launch the kernel directly.