These properties have been in use for a very long time (at least since
2005), but were never documented in chosen.txt.
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@xxxxxxx>
---
Documentation/devicetree/bindings/chosen.txt | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/Documentation/devicetree/bindings/chosen.txt b/Documentation/devicetree/bindings/chosen.txt
index e3b13ea7d2ae..45e79172a646 100644
--- a/Documentation/devicetree/bindings/chosen.txt
+++ b/Documentation/devicetree/bindings/chosen.txt
@@ -120,3 +120,18 @@ e.g.
While this property does not represent a real hardware, the address
and the size are expressed in #address-cells and #size-cells,
respectively, of the root node.
+
+linux,initrd-start and linux,initrd-end
+---------------------------------------
+
+These properties hold the physical start and end address of an initrd that's
+loaded by the bootloader. Note that linux,initrd-start is inclusive, but
+linux,initrd-end is exclusive.
+e.g.
+
+/ {
+ chosen {
+ linux,initrd-start = <0x82000000>;
+ linux,initrd-end = <0x82800000>;
+ };
+};
--
2.15.0
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