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author | Chase Maupin <Chase.Maupin@ti.com> | 2013-02-08 11:20:12 +0000 |
---|---|---|
committer | Tom Rini <trini@ti.com> | 2013-02-15 14:27:11 -0500 |
commit | 6764602c15b388ab2d3dc0c5031c97afc00d992d (patch) | |
tree | 403558f54b6ac16175e32945b69d7aefd4dc20f8 | |
parent | 1ca25f5e73fc721500fd2feb62ed1086e8edd0d9 (diff) |
am335x_evm: Add SPI environment variables
* Added variables to support SPI booting
* Note that the first 512KiB are reserved for 4 copies of SPL.
Signed-off-by: Chase Maupin <Chase.Maupin@ti.com>
Signed-off-by: Tom Rini <trini@ti.com>
-rw-r--r-- | include/configs/am335x_evm.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index 5630149968b..7bcfd72d2be 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -74,6 +74,15 @@ "${optargs} " \ "root=${nandroot} " \ "rootfstype=${nandrootfstype}\0" \ + "spiroot=/dev/mtdblock4 rw\0" \ + "spirootfstype=jffs2\0" \ + "spisrcaddr=0xe0000\0" \ + "spiimgsize=0x362000\0" \ + "spibusno=0\0" \ + "spiargs=setenv bootargs console=${console} " \ + "${optargs} " \ + "root=${spiroot} " \ + "rootfstype=${spirootfstype}\0" \ "bootenv=uEnv.txt\0" \ "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ "importbootenv=echo Importing environment from mmc ...; " \ @@ -92,6 +101,11 @@ "run nandargs; " \ "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ "bootm ${loadaddr}\0" \ + "spiboot=echo Booting from spi ...; " \ + "run spiargs; " \ + "sf probe ${spibusno}:0; " \ + "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ + "bootm ${loadaddr}\0" \ "ramboot=echo Booting from ramdisk ...; " \ "run ramargs; " \ "bootm ${loadaddr}\0" \ |