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Allow overo to boot with device tree

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Update the board configuration for Gumstix Overo. In particular,
add support for zImage and DTB files on boot.

Signed-off-by: Ash Charles <ashcharles@gmail.com>
This commit is contained in:
Ash Charles 2014-05-21 14:04:54 -07:00 committed by Tom Rini
parent ea5940e9d2
commit 3c92c3232c
1 changed files with 38 additions and 20 deletions
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58
include/configs/omap3_overo.h
View file

@ -39,6 +39,7 @@
#define CONFIG_REVISION_TAG
#define CONFIG_OF_LIBFDT
#define CONFIG_CMD_BOOTZ
/*
* Size of malloc() pool
@ -92,7 +93,7 @@
#define CONFIG_CMD_CACHE
#define CONFIG_CMD_EXT2 /* EXT2 Support */
#define CONFIG_CMD_FAT /* FAT support */
#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
#define CONFIG_CMD_FS_GENERIC
#define CONFIG_CMD_I2C /* I2C serial bus support */
#define CONFIG_CMD_MMC /* MMC support */
@ -165,8 +166,13 @@
#define CONFIG_EXTRA_ENV_SETTINGS \
"loadaddr=0x82000000\0" \
"dtbaddr=0x81600000\0" \
"dtbfile=overo.dtb\0" \
"bootdir=/boot\0" \
"bootfile=zImage\0" \
"usbtty=cdc_acm\0" \
"console=ttyO2,115200n8\0" \
"mpurate=500\0" \
"mpurate=auto\0" \
"optargs=\0" \
"vram=12M\0" \
"dvimode=1024x768MR-16@60\0" \
@ -193,16 +199,21 @@
"omapdss.def_disp=${defaultdisplay} " \
"root=${nandroot} " \
"rootfstype=${nandrootfstype}\0" \
"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
"bootscript=echo Running bootscript from mmc ...; " \
"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
"bootscript=echo Running boot script from mmc ...; " \
"source ${loadaddr}\0" \
"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
"importbootenv=echo Importing environment from mmc${mmcdev} ...; " \
"loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
"importbootenv=echo Importing environment from mmc ...; " \
"env import -t ${loadaddr} ${filesize}\0" \
"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
"mmcboot=echo Booting from mmc ...; " \
"loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \
"mmcboot=echo Booting from mmc...; " \
"run mmcargs; " \
"bootm ${loadaddr}\0" \
"loadzimage=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}\0" \
"loadfdt=load mmc ${mmcdev}:2 ${dtbaddr} ${bootdir}/${dtbfile}\0" \
"mmcbootfdt=echo Booting with DT from mmc ...; " \
"run mmcargs; " \
"bootz ${loadaddr} - ${dtbaddr}\0" \
"nandboot=echo Booting from nand ...; " \
"run nandargs; " \
"nand read ${loadaddr} linux; " \
@ -212,20 +223,27 @@
"mmc dev ${mmcdev}; if mmc rescan; then " \
"if run loadbootscript; then " \
"run bootscript; " \
"else " \
"if run loadbootenv; then " \
"run importbootenv; " \
"if test -n ${uenvcmd}; then " \
"echo Running uenvcmd ...;" \
"run uenvcmd;" \
"fi;" \
"if run loadbootenv; then " \
"echo Loaded environment from ${bootenv};" \
"run importbootenv;" \
"fi;" \
"if test -n $uenvcmd; then " \
"echo Running uenvcmd ...;" \
"run uenvcmd;" \
"fi;" \
"if run loaduimage; then " \
"run mmcboot;" \
"fi;" \
"if run loadzimage; then " \
"if test -n $dtbfile; then " \
"if run loadfdt; then " \
"run mmcbootfdt;" \
"fi;" \
"fi;" \
"if run loaduimage; then " \
"run mmcboot; " \
"else run nandboot; " \
"fi; " \
"fi; " \
"else run nandboot; fi"
"fi;" \
"fi;" \
"run nandboot; " \
#define CONFIG_AUTO_COMPLETE 1
/*