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-rw-r--r--doc/README.uniphier14
-rw-r--r--include/configs/uniphier.h7
2 files changed, 21 insertions, 0 deletions
diff --git a/doc/README.uniphier b/doc/README.uniphier
index c270ecb..5ac52bd 100644
--- a/doc/README.uniphier
+++ b/doc/README.uniphier
@@ -78,6 +78,20 @@ directory, and then run the following command at the U-Boot command line:
=> run nandupdate
+Burn U-Boot images to eMMC
+--------------------------
+
+Write two files to the Boot partition 1 of the eMMC device as follows:
+ - spl/u-boot-spl.bin at the offset address 0x00000000
+ - u-boot.img at the offset address 0x00010000
+
+If a TFTP server is available, the images can be easily updated.
+Just copy the u-boot-spl-dtb.bin and u-boot-dtb.img to the TFTP public
+directory, and then run the following command at the U-Boot command line:
+
+ => run emmcupdate
+
+
UniPhier specific commands
--------------------------
diff --git a/include/configs/uniphier.h b/include/configs/uniphier.h
index 19dbfbb..1b28cdc 100644
--- a/include/configs/uniphier.h
+++ b/include/configs/uniphier.h
@@ -233,6 +233,13 @@
"netdev=eth0\0" \
"verify=n\0" \
"nor_base=0x42000000\0" \
+ "emmcupdate=mmcsetn &&" \
+ "mmc partconf $mmc_first_dev 0 1 1 &&" \
+ "mmc erase 0 800 &&" \
+ "tftpboot u-boot-spl.bin &&" \
+ "mmc write $loadaddr 0 80 &&" \
+ "tftpboot u-boot.img &&" \
+ "mmc write $loadaddr 80 780\0" \
"nandupdate=nand erase 0 0x00100000 &&" \
"tftpboot u-boot-spl.bin &&" \
"nand write $loadaddr 0 0x00010000 &&" \