Message ID | 1461274442-24907-1-git-send-email-damien.riegel@savoirfairelinux.com |
---|---|
State | Accepted |
Commit | e453794f87436c7788ba763f90e0e905ace8b7f7 |
Delegated to: | Stefano Babic |
Headers | show |
On 21/04/2016 23:34, Damien Riegel wrote: > This commit updates the environment variables to be able to boot with a > device tree. The expected partition layout on the SD card is: > - partition 1: type 0xDA, contains u-boot.bin > - partition 2: type 0xC (fat), contains zImage and device tree > - partition 3: type 0x83, root filesystem. > > Signed-off-by: Damien Riegel <damien.riegel@savoirfairelinux.com> > --- > Changes in v2: > - do not mess with LOADADDR anymore > > include/configs/ts4800.h | 17 +++++++++++++---- > 1 file changed, 13 insertions(+), 4 deletions(-) > > diff --git a/include/configs/ts4800.h b/include/configs/ts4800.h > index fcc9d80..b369b27 100644 > --- a/include/configs/ts4800.h > +++ b/include/configs/ts4800.h > @@ -106,19 +106,28 @@ > > #define CONFIG_EXTRA_ENV_SETTINGS \ > "script=boot.scr\0" \ > - "image=uImage\0" \ > + "image=zImage\0" \ > + "fdt_file=imx51-ts4800.dtb\0" \ > + "fdt_addr=0x90fe0000\0" \ > "mmcdev=0\0" \ > - "mmcpart=1\0" \ > - "mmcargs=setenv bootargs root=/dev/mmcblk0p2 rootwait rw\0" \ > + "mmcpart=2\0" \ > + "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \ > + "mmcargs=setenv bootargs root=${mmcroot}\0" \ > "addtty=setenv bootargs ${bootargs} console=ttymxc0,${baudrate}\0" \ > "loadbootscript=" \ > "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ > "bootscript=echo Running bootscript from mmc ...; " \ > "source\0" \ > "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image};\0" \ > + "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ > "mmcboot=echo Booting from mmc ...; " \ > "run mmcargs addtty; " \ > - "bootm; " > + "if run loadfdt; then " \ > + "bootz ${loadaddr} - ${fdt_addr}; " \ > + "else " \ > + "echo ERR: cannot load FDT; " \ > + "fi; " > + > > #define CONFIG_BOOTCOMMAND \ > "mmc dev ${mmcdev}; if mmc rescan; then " \ > Applied to u-boot-imx, thanks ! Best regards, Stefano Babic
diff --git a/include/configs/ts4800.h b/include/configs/ts4800.h index fcc9d80..b369b27 100644 --- a/include/configs/ts4800.h +++ b/include/configs/ts4800.h @@ -106,19 +106,28 @@ #define CONFIG_EXTRA_ENV_SETTINGS \ "script=boot.scr\0" \ - "image=uImage\0" \ + "image=zImage\0" \ + "fdt_file=imx51-ts4800.dtb\0" \ + "fdt_addr=0x90fe0000\0" \ "mmcdev=0\0" \ - "mmcpart=1\0" \ - "mmcargs=setenv bootargs root=/dev/mmcblk0p2 rootwait rw\0" \ + "mmcpart=2\0" \ + "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \ + "mmcargs=setenv bootargs root=${mmcroot}\0" \ "addtty=setenv bootargs ${bootargs} console=ttymxc0,${baudrate}\0" \ "loadbootscript=" \ "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ "bootscript=echo Running bootscript from mmc ...; " \ "source\0" \ "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image};\0" \ + "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ "mmcboot=echo Booting from mmc ...; " \ "run mmcargs addtty; " \ - "bootm; " + "if run loadfdt; then " \ + "bootz ${loadaddr} - ${fdt_addr}; " \ + "else " \ + "echo ERR: cannot load FDT; " \ + "fi; " + #define CONFIG_BOOTCOMMAND \ "mmc dev ${mmcdev}; if mmc rescan; then " \
This commit updates the environment variables to be able to boot with a device tree. The expected partition layout on the SD card is: - partition 1: type 0xDA, contains u-boot.bin - partition 2: type 0xC (fat), contains zImage and device tree - partition 3: type 0x83, root filesystem. Signed-off-by: Damien Riegel <damien.riegel@savoirfairelinux.com> --- Changes in v2: - do not mess with LOADADDR anymore include/configs/ts4800.h | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-)