xref: /openbmc/u-boot/board/ti/dra7xx/README (revision 519fdde9e6a6ebce7dc743b4f5621503d25b7a45)
1b818d9abSTom RiniSummary
2b818d9abSTom Rini=======
3b818d9abSTom Rini
4b818d9abSTom RiniThis document covers various features of the 'dra7xx_evm' build and some
5b818d9abSTom Rinirelated uses.
6b818d9abSTom Rini
7b818d9abSTom RinieMMC boot partition use
8b818d9abSTom Rini=======================
9b818d9abSTom Rini
10b818d9abSTom RiniIt is possible, depending on SYSBOOT configuration to boot from the eMMC
11b818d9abSTom Riniboot partitions using (name depending on documentation referenced)
12b818d9abSTom RiniAlternative Boot operation mode or Boot Sequence Option 1/2.  In this
13b818d9abSTom Riniexample we load MLO and u-boot.img from the build into DDR and then use
14b818d9abSTom Rini'mmc bootbus' to set the required rate (see TRM) and 'mmc partconfig' to
15b818d9abSTom Riniset boot0 as the boot device.
16b818d9abSTom RiniU-Boot # setenv autoload no
17b818d9abSTom RiniU-Boot # usb start
18b818d9abSTom RiniU-Boot # dhcp
19b818d9abSTom RiniU-Boot # mmc dev 1 1
20b818d9abSTom RiniU-Boot # tftp ${loadaddr} dra7xx/MLO
21b818d9abSTom RiniU-Boot # mmc write ${loadaddr} 0 100
22b818d9abSTom RiniU-Boot # tftp ${loadaddr} dra7xx/u-boot.img
23b818d9abSTom RiniU-Boot # mmc write ${loadaddr} 300 400
24b818d9abSTom RiniU-Boot # mmc bootbus 1 2 0 2
25b818d9abSTom RiniU-Boot # mmc partconf 1 1 1 0
26*33ace362STom RiniU-Boot # mmc rst-function 1 1
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