Adds external CAN clock node for r8a7796. This clock can be used as
fCAN clock of CAN and CAN FD controller.
Based on a patch for r8a7795 by Ramesh Shanmugasundaram.
Signed-off-by: Chris Paterson <chris.paterson2@xxxxxxxxxxx>
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Acked-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/r8a7796.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
index c34c684..61d165b 100644
--- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
@@ -69,6 +69,13 @@
clock-frequency = <0>;
};
+ /* External CAN clock - to be overridden by boards that provide it */
+ can_clk: can {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <0>;
+ };
+
/* External SCIF clock - to be overridden by boards that provide it */
scif_clk: scif {
compatible = "fixed-clock";
--
1.9.1
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