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Fri, 21 Mar 2025 12:50:19 GMT Received: from nsssdc-sh01-lnx.ap.qualcomm.com (10.80.80.8) by nasanex01b.na.qualcomm.com (10.46.141.250) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Fri, 21 Mar 2025 05:50:15 -0700 From: Luo Jie Date: Fri, 21 Mar 2025 20:49:55 +0800 Subject: [PATCH 4/4] arm64: dts: qcom: Update IPQ5424 xo_board to use fixed factor clock Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <20250321-qcom_ipq5424_cmnpll-v1-4-3ea8e5262da4@quicinc.com> References: <20250321-qcom_ipq5424_cmnpll-v1-0-3ea8e5262da4@quicinc.com> In-Reply-To: <20250321-qcom_ipq5424_cmnpll-v1-0-3ea8e5262da4@quicinc.com> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio CC: , , , , , , , , , Luo Jie X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1742561400; l=1394; i=quic_luoj@quicinc.com; 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Signed-off-by: Luo Jie --- 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 b4d1aa00c944..e503b6677a3e 100644 --- a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts +++ b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts @@ -224,8 +224,13 @@ &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 844788990f43..6974339c126f 100644 --- a/arch/arm64/boot/dts/qcom/ipq5424.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq5424.dtsi @@ -30,7 +30,8 @@ sleep_clk: sleep-clk { }; xo_board: xo-board-clk { - compatible = "fixed-clock"; + compatible = "fixed-factor-clock"; + clocks = <&ref_48mhz_clk>; #clock-cells = <0>; };