gpt: add optional parameter type in gpt command

[people/ms/u-boot.git] / doc / README.gpt

diff --git a/doc/README.gpt b/doc/README.gpt
index 6e298d211a2d3376f4eba93290d59dcefefd6397..bf9b8bd2781c6ec32a5eea44e4b88301f84f1030 100644 (file)
--- a/doc/README.gpt
+++ b/doc/README.gpt
@@ -171,6 +171,19 @@ To restore GUID partition table one needs to:
 2. From u-boot prompt type:
    gpt write mmc 0 $partitions
 
+Partition type GUID:
+====================
+
+For created partition, the used partition type GUID is
+PARTITION_BASIC_DATA_GUID (EBD0A0A2-B9E5-4433-87C0-68B6B72699C7).
+
+If you define 'CONFIG_PARTITION_TYPE_GUID', a optionnal parameter 'type'
+can specify a other partition type guid:
+
+     "partitions=uuid_disk=...;name=u-boot,size=60MiB,uuid=...;
+       name=kernel,size=60MiB,uuid=...,
+       type=0FC63DAF-8483-4772-8E79-3D69D8477DE4;"
+
 Useful info:
 ============