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authorPatrick Delaunay2019-05-21 19:19:13 +0200
committerSimon Glass2019-07-10 16:52:58 -0600
commit54e1223aa4ca5d65fe3c6497e92bee4453aeddac (patch)
tree86f78ab283c217cb445ef92ebb9d51569e22b5bf /doc/README.TPL
parent6998974926df9b41b299cd9f1aaff37649ca9971 (diff)
dm: doc: add documentation for pre-reloc properties in SPL and TPL
Add documentation for the pre-reloc property in SPL and TPL device-tree: - u-boot,dm-pre-proper - u-boot,dm-pre-reloc - u-boot,dm-spl - u-boot,dm-tpl Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'doc/README.TPL')
-rw-r--r--doc/README.TPL4
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/README.TPL b/doc/README.TPL
index 980debe777f..c94129fdc98 100644
--- a/doc/README.TPL
+++ b/doc/README.TPL
@@ -34,6 +34,10 @@ determine which SPL options to choose based on whether CONFIG_TPL_BUILD
is set. Source files can be compiled for TPL with options choosed in the
board config file.
+TPL use a small device tree (u-boot-tpl.dtb), containing only the nodes with
+the pre-relocation properties: 'u-boot,dm-pre-reloc' and 'u-boot,dm-tpl'
+(see README.SPL for details).
+
For example:
spl/Makefile: