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authorDavid Lechner <david@lechnology.com>2018-05-19 23:25:07 -0500
committerTom Rini <trini@konsulko.com>2018-06-05 10:33:57 -0400
commitf203a479e7415b539ebcf766591eeafaf481814d (patch)
tree9f03791b322dba0f76c23c320532af9cf3232af3 /include/configs/legoev3.h
parent71eb63e7ee10299e1edfbdfcec21592de6953d62 (diff)
ARM: legoev3: update boot script to load uEnv.txt and .dtb
This updates the LEGO MINDSTORMS EV3 boot script to try loading a uEnv.txt file and a da850-lego-ev3.dtb device tree during boot. Signed-off-by: David Lechner <david@lechnology.com>
Diffstat (limited to 'include/configs/legoev3.h')
-rw-r--r--include/configs/legoev3.h48
1 files changed, 37 insertions, 11 deletions
diff --git a/include/configs/legoev3.h b/include/configs/legoev3.h
index 9eb95bc030..7a0511f88e 100644
--- a/include/configs/legoev3.h
+++ b/include/configs/legoev3.h
@@ -84,34 +84,60 @@
"if run loadbootscr; then " \
"run bootscript; " \
"else " \
+ "if run loadbootenv; then " \
+ "echo Loaded env from ${bootenvfile};" \
+ "run importbootenv;" \
+ "fi;" \
+ "if test -n $uenvcmd; then " \
+ "echo Running uenvcmd...;" \
+ "run uenvcmd;" \
+ "fi;" \
"if run loadimage; then " \
"run mmcargs; " \
+ "if run loadfdt; then " \
+ "echo Using ${fdtfile}...;" \
+ "run fdtfixup; " \
+ "run fdtboot; "\
+ "fi; " \
"run mmcboot; " \
- "else " \
- "run flashargs; " \
- "run flashboot; " \
"fi; " \
"fi; " \
- "else " \
- "run flashargs; " \
- "run flashboot; " \
- "fi"
+ "fi; "\
+ "run flashargs; " \
+ "run flashboot"
#define CONFIG_EXTRA_ENV_SETTINGS \
+ "bootenvfile=uEnv.txt\0" \
+ "fdtfile=da850-lego-ev3.dtb\0" \
"memsize=64M\0" \
"filesyssize=10M\0" \
"verify=n\0" \
"console=ttyS1,115200n8\0" \
"bootscraddr=0xC0600000\0" \
+ "fdtaddr=0xC0600000\0" \
"loadaddr=0xC0007FC0\0" \
"filesysaddr=0xC1180000\0" \
"fwupdateboot=mw 0xFFFF1FFC 0x5555AAAA; reset\0" \
- "mmcargs=setenv bootargs mem=${memsize} console=${console} root=/dev/mmcblk0p2 rw rootwait lpj=747520\0" \
+ "importbootenv=echo Importing environment...; " \
+ "env import -t ${loadaddr} ${filesize}\0" \
+ "loadbootenv=fatload mmc 0 ${loadaddr} ${bootenvfile}\0" \
+ "mmcargs=setenv bootargs console=${console} root=/dev/mmcblk0p2 rw " \
+ "rootwait ${optargs}\0" \
"mmcboot=bootm ${loadaddr}\0" \
- "flashargs=setenv bootargs mem=${memsize} initrd=${filesysaddr},${filesyssize} root=/dev/ram0 rw rootfstype=squashfs console=${console} lpj=747520\0" \
- "flashboot=sf probe 0; sf read ${loadaddr} 0x50000 0x400000; sf read ${filesysaddr} 0x450000 0xA00000; bootm ${loadaddr}\0" \
+ "flashargs=setenv bootargs initrd=${filesysaddr},${filesyssize} " \
+ "root=/dev/ram0 rw rootfstype=squashfs console=${console} " \
+ "${optargs}\0" \
+ "flashboot=sf probe 0; " \
+ "sf read ${fdtaddr} 0x40000 0x10000; " \
+ "sf read ${loadaddr} 0x50000 0x400000; " \
+ "sf read ${filesysaddr} 0x450000 0xA00000; " \
+ "run fdtfixup; " \
+ "run fdtboot\0" \
"loadimage=fatload mmc 0 ${loadaddr} uImage\0" \
+ "loadfdt=fatload mmc 0 ${fdtaddr} ${fdtfile}\0" \
+ "fdtfixup=fdt addr ${fdtaddr}; fdt resize; fdt chosen\0" \
+ "fdtboot=bootm ${loadaddr} - ${fdtaddr}\0" \
"loadbootscr=fatload mmc 0 ${bootscraddr} boot.scr\0" \
- "bootscript=source ${bootscraddr}\0" \
+ "bootscript=source ${bootscraddr}\0"
#ifdef CONFIG_CMD_BDI
#define CONFIG_CLOCKS