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arm: baltos: enable booting from USB

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First of all U-Boot would search for a USB mass storage device
with either uEnv.txt or kernel-fit.itb and boot.

If USB mass storage device is not available or doesn't provide
these files then MMC will be tried.

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Yegor Yefremov 2016-12-01 12:52:18 +01:00 committed by Tom Rini
parent dcf7f6f1cc
commit 88679a2912
1 changed files with 33 additions and 0 deletions
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33
include/configs/baltos.h
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@ -102,7 +102,9 @@
"optargs=\0" \
"mmcdev=0\0" \
"mmcroot=/dev/mmcblk0p2 ro\0" \
"usbroot=/dev/sda2 ro\0" \
"mmcrootfstype=ext4 rootwait\0" \
"usbrootfstype=ext4 rootwait\0" \
"rootpath=/export/rootfs\0" \
"nfsopts=nolock\0" \
"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
@ -114,6 +116,11 @@
"${mtdparts} " \
"root=${mmcroot} " \
"rootfstype=${mmcrootfstype}\0" \
"usbargs=setenv bootargs console=${console} " \
"${optargs} " \
"${mtdparts} " \
"root=${usbroot} " \
"rootfstype=${usbrootfstype}\0" \
"spiroot=/dev/mtdblock4 rw\0" \
"spirootfstype=jffs2\0" \
"spisrcaddr=0xe0000\0" \
@ -130,15 +137,25 @@
"ip=dhcp\0" \
"bootenv=uEnv.txt\0" \
"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
"usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \
"importbootenv=echo Importing environment from mmc ...; " \
"env import -t $loadaddr $filesize\0" \
"usbimportbootenv=echo Importing environment from USB ...; " \
"env import -t $loadaddr $filesize\0" \
"ramargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${ramroot} " \
"rootfstype=${ramrootfstype}\0" \
"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
"usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \
"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
"usbloados=run usbargs; " \
"bootm ${loadaddr}#conf${board_name}; " \
"if test $? -ne 0; then " \
"echo Using default FIT configuration; " \
"bootm ${loadaddr}; " \
"fi;\0" \
"mmcloados=run mmcargs; " \
"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
"if run loadfdt; then " \
@ -153,6 +170,21 @@
"else " \
"bootz; " \
"fi;\0" \
"usbboot=usb reset; " \
"if usb storage; then " \
"echo USB drive found;" \
"if run usbloadbootenv; then " \
"echo Loaded environment from ${bootenv};" \
"run usbimportbootenv;" \
"fi;" \
"if test -n $uenvcmd; then " \
"echo Running uenvcmd ...;" \
"run uenvcmd;" \
"fi;" \
"if run usbloadimage; then " \
"run usbloados;" \
"fi;" \
"fi;\0" \
"mmcboot=mmc dev ${mmcdev}; " \
"if mmc rescan; then " \
"echo SD/MMC found on device ${mmcdev};" \
@ -190,6 +222,7 @@
#define CONFIG_BOOTCOMMAND \
"run findfdt; " \
"run usbboot;" \
"run mmcboot;" \
"setenv mmcdev 1; " \
"setenv bootpart 1:2; " \