diff mbox series

[v3,4/4] arm64: dts: qcom: Update IPQ5424 xo_board to use fixed factor clock

Message ID 20250610-qcom_ipq5424_cmnpll-v3-4-ceada8165645@quicinc.com
State New
Headers show
Series Add CMN PLL clock controller support for IPQ5424 | expand

Commit Message

Luo Jie June 10, 2025, 10:35 a.m. UTC 
xo_board is fixed to 24 MHZ, which is routed from WiFi output clock
48 MHZ (also being the reference clock of CMN PLL) divided 2 by
analog block routing channel.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Luo Jie <quic_luoj@quicinc.com>
---
 arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts | 7 ++++++-
 arch/arm64/boot/dts/qcom/ipq5424.dtsi       | 3 ++-
 2 files changed, 8 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
index 5ca578904f85..117f1785e8b8 100644
--- a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
+++ b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
@@ -264,8 +264,13 @@  &ref_48mhz_clk {
 	clock-mult = <1>;
 };
 
+/*
+ * The frequency of xo_board is fixed to 24 MHZ, which is routed
+ * from WiFi output clock 48 MHZ divided by 2.
+ */
 &xo_board {
-	clock-frequency = <24000000>;
+	clock-div = <2>;
+	clock-mult = <1>;
 };
 
 &xo_clk {
diff --git a/arch/arm64/boot/dts/qcom/ipq5424.dtsi b/arch/arm64/boot/dts/qcom/ipq5424.dtsi
index 13c641fced8f..2eea8a078595 100644
--- a/arch/arm64/boot/dts/qcom/ipq5424.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5424.dtsi
@@ -31,7 +31,8 @@  sleep_clk: sleep-clk {
 		};
 
 		xo_board: xo-board-clk {
-			compatible = "fixed-clock";
+			compatible = "fixed-factor-clock";
+			clocks = <&ref_48mhz_clk>;
 			#clock-cells = <0>;
 		};