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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>
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1 changed files with 14 additions and 0 deletions
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@ -75,6 +75,15 @@
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"${optargs} " \
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"root=${nandroot} " \
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"rootfstype=${nandrootfstype}\0" \
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"spiroot=/dev/mtdblock4 rw\0" \
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"spirootfstype=jffs2\0" \
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"spisrcaddr=0xe0000\0" \
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"spiimgsize=0x362000\0" \
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"spibusno=0\0" \
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"spiargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"root=${spiroot} " \
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"rootfstype=${spirootfstype}\0" \
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"bootenv=uEnv.txt\0" \
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"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
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"importbootenv=echo Importing environment from mmc ...; " \
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@ -93,6 +102,11 @@
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"run nandargs; " \
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"nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
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"bootm ${loadaddr}\0" \
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"spiboot=echo Booting from spi ...; " \
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"run spiargs; " \
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"sf probe ${spibusno}:0; " \
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"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
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"bootm ${loadaddr}\0" \
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"ramboot=echo Booting from ramdisk ...; " \
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"run ramargs; " \
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"bootm ${loadaddr}\0" \
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