From: Valentine Barshak <valentine.barshak@xxxxxxxxxxxxxxxxxx>
This adds X1 clock which supplies a frequency of 148.5 MHz.
This clock is connected to the external dot clock input signal.
Signed-off-by: Valentine Barshak <valentine.barshak@xxxxxxxxxxxxxxxxxx>
[geert: Verified schematics]
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
Untested due to lack of hardware
---
arch/arm64/boot/dts/renesas/r8a77970-eagle.dts | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
index 874a7fc2730b00db..5c84681703edad2e 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
@@ -73,6 +73,12 @@ memory@48000000 {
/* first 128MB is reserved for secure area. */
reg = <0x0 0x48000000 0x0 0x38000000>;
};
+
+ x1_clk: x1-clock {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <148500000>;
+ };
};
&avb {
@@ -104,6 +110,8 @@ channel0 {
};
&du {
+ clocks = <&cpg CPG_MOD 724>, <&x1_clk>;
+ clock-names = "du.0", "dclkin.0";
status = "okay";
};
--
2.25.1
