Add property "pclk-sample" to config the dpi sample on falling (0),
rising (1), both falling and rising (2).

Signed-off-by: Jitao Shi <redacted>
---
 .../devicetree/bindings/display/mediatek/mediatek,dpi.txt       | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt
index a7b1b8bfb65e..4299aa1adf45 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt

@@ -20,6 +20,7 @@ Required properties:
 Optional properties:
 - pinctrl-names: Contain "gpiomode" and "dpimode".
   pinctrl-names see Documentation/devicetree/bindings/pinctrlpinctrl-bindings.txt
+- pclk-sample: refer Documentation/devicetree/bindings/media/video-interfaces.txt.
 
 Example:
 

@@ -37,6 +38,7 @@ dpi0: dpi@1401d000 {
 
 	port {
 		dpi0_out: endpoint {
+			pclk-sample = 0;