ARM: dts: r8a7743: Add default PCIe bus clock

This patch adds a default PCIe bus clock node.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/boot/dts/r8a7743.dtsi b/arch/arm/boot/dts/r8a7743.dtsi
index 12c7b92..de4b8c6 100644 (file)
--- a/arch/arm/boot/dts/r8a7743.dtsi
+++ b/arch/arm/boot/dts/r8a7743.dtsi
@@ -1189,6 +1189,13 @@
                clock-frequency = <0>;
        };
 
+       /* External PCIe clock - can be overridden by the board */
+       pcie_bus_clk: pcie_bus {
+               compatible = "fixed-clock";
+               #clock-cells = <0>;
+               clock-frequency = <0>;
+       };
+
        /* External SCIF clock */
        scif_clk: scif {
                compatible = "fixed-clock";