From e5612530e325897da9a70dc78828d6ff2138ae32 Mon Sep 17 00:00:00 2001 From: Luo Jie Date: Tue, 10 Jun 2025 18:35:21 +0800 Subject: [PATCH] arm64: dts: qcom: Update IPQ5424 xo_board to use fixed factor clock 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 Signed-off-by: Luo Jie Link: https://lore.kernel.org/r/20250610-qcom_ipq5424_cmnpll-v3-4-ceada8165645@quicinc.com Signed-off-by: Bjorn Andersson --- 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 --git a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts index 5ca578904f857..117f1785e8b8e 100644 --- a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts +++ b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts @@ -264,8 +264,13 @@ 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 13c641fced8f9..2eea8a0785951 100644 --- a/arch/arm64/boot/dts/qcom/ipq5424.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq5424.dtsi @@ -31,7 +31,8 @@ }; xo_board: xo-board-clk { - compatible = "fixed-clock"; + compatible = "fixed-factor-clock"; + clocks = <&ref_48mhz_clk>; #clock-cells = <0>; }; -- 2.47.3