uboot-tools/0006-beaglebone-try-to-load-uEnv-uImage-from-eMMC-first.patch
2013-07-04 11:17:31 -05:00

45 lines
1.4 KiB
Diff

From b194b3c0f3e3c3a559f09df8f80f810ca3e54248 Mon Sep 17 00:00:00 2001
From: Koen Kooi <koen@dominion.thruhere.net>
Date: Wed, 3 Apr 2013 08:44:03 +0200
Subject: [PATCH 06/14] beaglebone: try to load uEnv/uImage from eMMC first
If u-boot detects the eMMC, try to load from there, if that fails fall back to uSD. Due to linux "features" rootdev can remain mmcblk0p1.
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
---
include/configs/am335x_evm.h | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index 7a9628e..2547a87 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -154,6 +154,24 @@
#define CONFIG_BOOTCOMMAND \
"i2c mw 0x24 1 0x3e; " \
"run findfdt; " \
+ "mmc dev 1; if mmc rescan; then " \
+ "echo SD/MMC found on device ${mmcdev};" \
+ "setenv mmcdev 1;"\
+ "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 loadfdt;" \
+ "run mmcboot;" \
+ "fi;" \
+ "else " \
+ "echo No SD/MMC found on device ${mmcdev};" \
+ "fi;" \
"mmc dev ${mmcdev}; if mmc rescan; then " \
"echo SD/MMC found on device ${mmcdev};" \
"if run loadbootenv; then " \
--
1.8.3.1