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diff -Nur u-boot-2015.04.orig/include/configs/am335x_evm.h u-boot-2015.04/include/configs/am335x_evm.h
--- u-boot-2015.04.orig/include/configs/am335x_evm.h 2015-04-13 11:53:03.000000000 -0300
+++ u-boot-2015.04/include/configs/am335x_evm.h 2016-02-22 21:45:18.256462447 -0300
@@ -67,11 +67,18 @@
#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+/* Enable extlinux boot support */
+#define CONFIG_CMD_PXE
+#define CONFIG_MENU
+#define BOOT_TARGET_DEVICES(func)
+#include <config_distro_bootcmd.h>
+
#ifndef CONFIG_SPL_BUILD
#define CONFIG_EXTRA_ENV_SETTINGS \
+ BOOTENV \
DEFAULT_LINUX_BOOT_ENV \
"boot_fdt=try\0" \
- "bootpart=0:2\0" \
+ "bootpart=0:1\0" \
"bootdir=/boot\0" \
"bootfile=zImage\0" \
"fdtfile=undefined\0" \
@@ -80,8 +87,10 @@
"uuid_disk=${uuid_gpt_disk};" \
"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
"optargs=\0" \
+ "devtype=mmc\0" \
+ "devnum=0\0" \
"mmcdev=0\0" \
- "mmcroot=/dev/mmcblk0p2 ro\0" \
+ "mmcroot=/dev/mmcblk0p1 ro\0" \
"mmcrootfstype=ext4 rootwait\0" \
"rootpath=/export/rootfs\0" \
"nfsopts=nolock\0" \
@@ -149,6 +158,7 @@
"echo Running uenvcmd ...;" \
"run uenvcmd;" \
"fi;" \
+ "usb start; run scan_dev_for_boot;" \
"if run loadimage; then " \
"run mmcloados;" \
"fi;" \
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