ARM: shmobile: marzen: Add DU external pixel clock to DT

Declare the fixed 65MHz pixel clock connected to the DU clock input.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7779-marzen.dts b/arch/arm/boot/dts/r8a7779-marzen.dts
index e83d40e24bcd48113d6bd1051f44413710af8b59..540756cdf3914a2af398d08734a48aa5b93ea21b 100644 (file)
--- a/arch/arm/boot/dts/r8a7779-marzen.dts
+++ b/arch/arm/boot/dts/r8a7779-marzen.dts
@@ -122,6 +122,12 @@
                        };
                };
        };
+
+       x3_clk: x3-clock {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <65000000>;
+       };
 };
 
 &du {
@@ -129,6 +135,9 @@
        pinctrl-names = "default";
        status = "okay";
 
+       clocks = <&mstp1_clks R8A7779_CLK_DU>, <&x3_clk>;
+       clock-names = "du", "dclkin.0";
+
        ports {
                port@0 {
                        endpoint {