>-----Original Message-----
>From: u-boot-boun...@lists.denx.de [mailto:u-boot-boun...@lists.denx.de]
>On Behalf Of Otavio Salvador
>Sent: Wednesday, January 09, 2013 7:58 PM
>To: U-Boot Mailing List
>Cc: Estevam Fabio-R49496; Otavio Salvador
>Subject: [U-Boot] [PATCH v5 4/6] mx53loco: Add support to dynamically
>choose between fdt use or not
>
>Signed-off-by: Otavio Salvador <ota...@ossystems.com.br>
>---
>Changes in v5:
>- Change subject
>- Reword the warning
>
>Changes in v4:
>- Use a warning, instead of error when failing to fetch fdt
>- Drop exit use
>- Fix netboot
>- Use fdt instead of ftd
>
>Changes in v3:
>- Add loadfdt
>- Use loadfdt
>- Call exit to abort script
>
>Changes in v2:
>- Allow use of dynamic/static ip
>- Allow force use, or not, of fdt
>- Change 'auto' to 'try'
>
> include/configs/mx53loco.h |   40
>++++++++++++++++++++++++++++++++++++++--
> 1 file changed, 38 insertions(+), 2 deletions(-)

Acked-by: Jason Liu <r64...@freescale.com>

>
>diff --git a/include/configs/mx53loco.h b/include/configs/mx53loco.h index
>996396b..cbc3a82 100644
>--- a/include/configs/mx53loco.h
>+++ b/include/configs/mx53loco.h
>@@ -119,6 +119,10 @@
> #define CONFIG_EXTRA_ENV_SETTINGS \
>       "script=boot.scr\0" \
>       "uimage=uImage\0" \
>+      "fdt_file=imx53-qsb.dtb\0" \
>+      "fdt_addr=0x71000000\0" \
>+      "boot_fdt=try\0" \
>+      "ip_dyn=yes\0" \
>       "mmcdev=0\0" \
>       "mmcpart=2\0" \
>       "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ @@ -128,15 +132,47
>@@
>       "bootscript=echo Running bootscript from mmc ...; " \
>               "source\0" \
>       "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr}
>${uimage}\0" \
>+      "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr}
>${fdt_file}\0" \
>       "mmcboot=echo Booting from mmc ...; " \
>               "run mmcargs; " \
>-              "bootm\0" \
>+              "if test ${boot_fdt} = yes; then " \
>+                      "if run loadfdt; then " \
>+                              "bootm ${loadaddr} - ${fdt_addr}; " \
>+                      "else " \
>+                              "if test ${boot_fdt} = try; then " \
>+                                      "bootm; " \
>+                              "else " \
>+                                      "echo WARN: Cannot load the DT; " \
>+                              "fi; " \
>+                      "fi; " \
>+              "else " \
>+                      "bootm; " \
>+              "fi;\0" \
>       "netargs=setenv bootargs console=ttymxc0,${baudrate} " \
>               "root=/dev/nfs " \
>               "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
>       "netboot=echo Booting from net ...; " \
>               "run netargs; " \
>-              "dhcp ${uimage}; bootm\0" \
>+              "if test ${ip_dyn} = yes; then " \
>+                      "setenv get_cmd dhcp; " \
>+              "else " \
>+                      "setenv get_cmd tftp; " \
>+              "fi; " \
>+              "${get_cmd} ${uimage}; " \
>+              "if test ${boot_fdt} = yes; then " \
>+                      "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
>+                              "bootm ${loadaddr} - ${fdt_addr}; " \
>+                      "else " \
>+                              "if test ${boot_fdt} = try; then " \
>+                                      "bootm; " \
>+                              "else " \
>+                                      "echo ERROR: Cannot load the DT; " \
>+                                      "exit; " \
>+                              "fi; " \
>+                      "fi; " \
>+              "else " \
>+                      "bootm; " \
>+              "fi;\0"
>
> #define CONFIG_BOOTCOMMAND \
>       "mmc dev ${mmcdev}; if mmc rescan; then " \
>--
>1.7.10.4
>
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