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Thu, 7 Nov 2024 09:50:59 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; Thu, 7 Nov 2024 01:50:54 -0800 From: Luo Jie Date: Thu, 7 Nov 2024 17:50:26 +0800 Subject: [PATCH v6 5/5] arm64: dts: qcom: Update IPQ9574 xo_board_clk 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: <20241107-qcom_ipq_cmnpll-v6-5-a5cfe09de485@quicinc.com> References: <20241107-qcom_ipq_cmnpll-v6-0-a5cfe09de485@quicinc.com> In-Reply-To: <20241107-qcom_ipq_cmnpll-v6-0-a5cfe09de485@quicinc.com> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Catalin Marinas , Will Deacon , Konrad Dybcio CC: , , , , , , , , , , , , Luo Jie X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1730973028; l=1440; i=quic_luoj@quicinc.com; s=20240808; h=from:subject:message-id; bh=9SyqL9UfYcIH2j6JoxsshDuRF2j0UBUxCgJ8gaDWgPY=; b=ZaZ5E024iGDtvGfTvtSrwjzUPTFoRJn7yGJt7y7rW9cbVTXD2sp9O8dEdwStUEUSBsIPn8pHL HZnHc4CwtGSBW7gJeZablXEAybOjPC/A+F9eVqaWUtIU2ejBKogiIYo X-Developer-Key: i=quic_luoj@quicinc.com; a=ed25519; pk=P81jeEL23FcOkZtXZXeDDiPwIwgAHVZFASJV12w3U6w= X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01b.na.qualcomm.com (10.46.141.250) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: ICbcbS0HFfooJecpowq0gZPIvoq0CLYy X-Proofpoint-ORIG-GUID: ICbcbS0HFfooJecpowq0gZPIvoq0CLYy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 impostorscore=0 suspectscore=0 lowpriorityscore=0 mlxlogscore=999 mlxscore=0 priorityscore=1501 bulkscore=0 adultscore=0 malwarescore=0 phishscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2411070074 xo_board_clk 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. Signed-off-by: Luo Jie --- arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi | 7 ++++++- arch/arm64/boot/dts/qcom/ipq9574.dtsi | 3 ++- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi b/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi index 78f6a2e053d5..9a8692377176 100644 --- a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi @@ -174,8 +174,13 @@ &ref_48mhz_clk { clock-mult = <1>; }; +/* + * The frequency of xo_board_clk is fixed to 24 MHZ, which is routed + * from WiFi output clock 48 MHZ divided by 2. + */ &xo_board_clk { - clock-frequency = <24000000>; + clock-div = <2>; + clock-mult = <1>; }; &xo_clk { diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi index 8246a00a3e3e..25aed33e9358 100644 --- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi @@ -32,7 +32,8 @@ sleep_clk: sleep-clk { }; xo_board_clk: xo-board-clk { - compatible = "fixed-clock"; + compatible = "fixed-factor-clock"; + clocks = <&ref_48mhz_clk>; #clock-cells = <0>; };