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-rw-r--r--Documentation/devicetree/bindings/display/simple-framebuffer.txt13
1 files changed, 9 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/display/simple-framebuffer.txt b/Documentation/devicetree/bindings/display/simple-framebuffer.txt
index 4474ef6e0b95..8c9e9f515c87 100644
--- a/Documentation/devicetree/bindings/display/simple-framebuffer.txt
+++ b/Documentation/devicetree/bindings/display/simple-framebuffer.txt
@@ -47,10 +47,14 @@ Required properties:
- a8b8g8r8 (32-bit pixels, d[31:24]=a, d[23:16]=b, d[15:8]=g, d[7:0]=r).
Optional properties:
-- clocks : List of clocks used by the framebuffer. Clocks listed here
- are expected to already be configured correctly. The OS must
- ensure these clocks are not modified or disabled while the
- simple framebuffer remains active.
+- clocks : List of clocks used by the framebuffer.
+- *-supply : Any number of regulators used by the framebuffer. These should
+ be named according to the names in the device's design.
+
+ The above resources are expected to already be configured correctly.
+ The OS must ensure they are not modified or disabled while the simple
+ framebuffer remains active.
+
- display : phandle pointing to the primary display hardware node
Example:
@@ -68,6 +72,7 @@ chosen {
stride = <(1600 * 2)>;
format = "r5g6b5";
clocks = <&ahb_gates 36>, <&ahb_gates 43>, <&ahb_gates 44>;
+ lcd-supply = <&reg_dc1sw>;
display = <&lcdc0>;
};
stdout-path = "display0";