This reworks the environment settings to be aligned with the other
i.MX boards. The loadaddr has been changed to allow the Freescale
kernel and mainline kernel to work without environment changes.
Signed-off-by: Otavio Salvador
---
include/configs/mx53ard.h | 101 +++---
1 file changed, 78 insertions(+), 23 deletions(-)
diff --git a/include/configs/mx53ard.h b/include/configs/mx53ard.h
index 148f7a2..339bf5a 100644
--- a/include/configs/mx53ard.h
+++ b/include/configs/mx53ard.h
@@ -90,6 +90,7 @@
#include
#undef CONFIG_CMD_IMLS
+#define CONFIG_CMD_SETEXPR
#define CONFIG_BOOTDELAY 3
@@ -100,45 +101,98 @@
#define CONFIG_SMC911X_16_BIT
#define CONFIG_SMC911X_BASE CS1_BASE_ADDR
-#define CONFIG_LOADADDR0x7080 /* loadaddr env var */
+#define CONFIG_LOADADDR0x7200 /* loadaddr env var */
#define CONFIG_SYS_TEXT_BASE0x7780
+#define CONFIG_DEFAULT_FDT_FILE"imx53-ard.dtb"
+
#define CONFIG_EXTRA_ENV_SETTINGS \
"script=boot.scr\0" \
"uimage=uImage\0" \
- "mmcdev=0\0" \
- "mmcpart=2\0" \
- "mmcroot=/dev/mmcblk0p3 rw\0" \
- "mmcrootfstype=ext3 rootwait\0" \
- "mmcargs=setenv bootargs console=ttymxc0,${baudrate} " \
- "root=${mmcroot} " \
- "rootfstype=${mmcrootfstype}\0" \
+ "console=ttymxc0\0" \
+ "fdt_high=0x\0" \
+ "initrd_high=0x\0" \
+ "fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \
+ "fdt_addr=0x7100\0" \
+ "boot_fdt=try\0" \
+ "ip_dyn=yes\0" \
+ "mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \
+ "mmcpart=" __stringify(CONFIG_SYS_MMC_ENV_PART) "\0" \
+ "mmcroot=/dev/mmcblk0p3 rootwait rw\0" \
+ "update_sd_firmware_filename=u-boot.imx\0" \
+ "update_sd_firmware=" \
+ "if test ${ip_dyn} = yes; then " \
+ "setenv get_cmd dhcp; " \
+ "else " \
+ "setenv get_cmd tftp; " \
+ "fi; " \
+ "if mmc dev ${mmcdev}; then " \
+ "if ${get_cmd} ${update_sd_firmware_filename}; then " \
+ "setexpr fw_sz ${filesize} / 0x200; " \
+ "setexpr fw_sz ${fw_sz} + 1; " \
+ "mmc write ${loadaddr} 0x2 ${fw_sz}; " \
+ "fi; " \
+ "fi\0" \
+ "mmcargs=setenv bootargs console=${console},${baudrate} " \
+ "root=${mmcroot}\0" \
"loadbootscript=" \
"fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
"bootscript=echo Running bootscript from mmc ...; " \
"source\0" \
"loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
+ "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
"mmcboot=echo Booting from mmc ...; " \
"run mmcargs; " \
- "bootm\0" \
- "netargs=setenv bootargs console=ttymxc0,${baudrate} " \
+ "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+ "if run loadfdt; then " \
+ "bootm ${loadaddr} - ${fdt_addr}; " \
+ "else " \
+ "if test ${boot_fdt} = try; then " \
+ "bootm; " \
+ "else " \
+ "echo WARN: Cannot load the DT; " \
+ "fi; " \
+ "fi; " \
+ "else " \
+ "bootm; " \
+ "fi;\0" \
+ "netargs=setenv bootargs console=${console},${baudrate} " \
"root=/dev/nfs " \
- "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
- "netboot=echo Booting from net ...; " \
+ "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
+ "netboot=echo Booting from net ...; " \
"run netargs; " \
- "dhcp ${uimage}; bootm\0" \
-
-#define CONFIG_BOOTCOMMAND \
- "mmc dev ${mmcdev}; if mmc rescan; then " \
- "if run loadbootscript; then " \
- "run bootscript; " \
+ "if test ${ip_dyn} = yes; then " \
+ "setenv get_cmd dhcp; " \
"else " \
- "if run loaduimage; then " \
- "run mmcboot; " \
- "else run netboot; " \
- "fi; " \
+ "setenv get_cmd tftp; " \
"fi; " \
- "else run netboot; fi"
+ "${get_cmd} ${uimage}; " \
+ "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+ "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
+ "boo
