ARM: u300: set up board power from device tree

This adds support for setting up the board power from the
device tree on the U300. We use a board-specific node in the
device tree for the S365 board and bind a regulator for the
board power to this node.

Cc: Mark Brown <broonie@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/arm/ste-u300.txt b/Documentation/devicetree/bindings/arm/ste-u300.txt
index 222dca558576..cd9001a667bc 100644
--- a/Documentation/devicetree/bindings/arm/ste-u300.txt
+++ b/Documentation/devicetree/bindings/arm/ste-u300.txt
@@ -7,3 +7,16 @@ or board power regulator supplies.
 Required root node property:
 
 compatible="stericsson,u300";
+
+Boards with the U300 SoC include:
+
+S365 "Small Board U365":
+
+Required node: s365
+
+Example:
+
+s365 {
+	compatible = "stericsson,s365";
+	vana15-supply = <&ab3100_ldo_d_reg>;
+};