[PATCH] documentation: document eMMC boot{0,1}-partitions binding

[Ahmad Fatoum <a.fatoum@pengutronix.de>]

The described binding was implemented in commit 6e9a87b39
("mci: Allow to partition eMMC boot partitions").

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
---
 .../devicetree/bindings/mtd/partition.txt      | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Documentation/devicetree/bindings/mtd/partition.txt b/Documentation/devicetree/bindings/mtd/partition.txt
index ab21ff25bb11..4288a82437b4 100644
--- a/Documentation/devicetree/bindings/mtd/partition.txt
+++ b/Documentation/devicetree/bindings/mtd/partition.txt
@@ -5,6 +5,11 @@ In addition to the upstream binding, another property is added:
 Optional properties:
 - partuuid : The partition UUID for this partition.
 
+Additionally, barebox also supports partitioning the eMMC boot partitions if
+the partition table node is named appropriately:
+- partitions : user partition
+- boot0-partitions : boot0 partition
+- boot1-partitions : boot1 partition
 
 Examples:
 
@@ -19,3 +24,16 @@ flash@0 {
 		};
 	};
 };
+
+emmc@1 {
+	boot0-partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		barebox@0 {
+			label = "barebox";
+			reg = <0x0 0x300000>;
+		};
+	};
+};
-- 
2.19.1


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