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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-33ba4ed64fcsm29020697eec.16.2026.09.14.03.12.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Sep 2026 03:12:38 -0700 (PDT) From: Xin Liu To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Dmitry Baryshkov , Yijie Yang , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, xin.liu@oss.qualcomm.com, tingwei.zhang@oss.qualcomm.com, jie.gan@oss.qualcomm.com, guodong.xu@oss.qualcomm.com Subject: [PATCH v3 2/3] arm64: dts: qcom: hamoa-iot-evk: use on-board crystal for PS8830 retimers Date: Mon, 14 Sep 2026 03:12:29 -0700 Message-ID: <20260914101233.981643-3-xin.liu@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260914101233.981643-1-xin.liu@oss.qualcomm.com> References: <20260914101233.981643-1-xin.liu@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: VZz5wu2P2ovsSxA5XkNSZtYMOvsaJZui X-Proofpoint-Spam-Info: AW1haW4tMjYwOTE0MDE0NSBTYWx0ZWRfX/OqPS7fYliag XDjmd7dZ6TWgBRB4r2XLwocHOhmDztwkYwnCLskA5VhekX/aAhDiMGIrvp3S+ItgrSaG5GZP3mH EmbIo4Mk8NZ017pEl2JwK2jkKB5yzQg= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTE0MDE0NSBTYWx0ZWRfX8fRNWYaoQ3si W9BQzCWmqBpbQUfk4stXdqPved+2IheoV732rRQJpGAr7ZNOCsQ8Xqzf4485xuEPtanrw4auUmO dH47fCN8PtBKs7TOMwBkbKIYOQvzZQVCTYFMGYOk919Efkx3AP/YFGLqWQfu89sULpnZPbe573r 1OGEVA6nDw+dszdmG9gyri2UMv2XNYoMBk2mFvja4z1BVnDr2k6GO+UIRu3REu3pIfnrUaQ/AkZ tl7gdARU1dgvzuKqI+M1ojCvFKNhULMG4WRnBr7cyA5viklCuRtLDJLva6Mk1U5D8h9ICwjf8LS a23xJAREmzISgSyQs+zpC74eais/xVM0kI4P21MVTGChS7du2y+DnYgUfDSqPdoifmQtbb1tzBe EqpD7WtEQj6oWfpX6rjGFUF76NiP65eBDNeIQD3QgYIKNe9dxrNS1lSZBT6iNrCEK9ReGv8qD7/ Cjx4nQzH5RDZC97+rYg== X-Authority-Analysis: v=2.4 cv=XKel2ghE c=1 sm=1 tr=0 ts=6aa7c898 cx=c_pps a=lVi5GcDxkcJcfCmEjVJoaw==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=A6pafLX9Xm4MMD3TR8UA:9 a=rBiNkAWo9uy_4UTK5NWh:22 X-Proofpoint-GUID: VZz5wu2P2ovsSxA5XkNSZtYMOvsaJZui X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-14_03,2026-09-13_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 spamscore=0 bulkscore=0 phishscore=0 priorityscore=1501 impostorscore=0 malwarescore=0 clxscore=1015 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609140145 On the Hamoa IoT EVK, each of the two existing PS8830 retimers has its own 25 MHz crystal wired to the retimer's XI/XO pins. The reference clock does not come from the PMIC, so the RPMH_RF_CLK4/5 references in the retimer nodes are wrong: they keep those RF clocks enabled for nothing and describe a connection that does not exist on the board. Fixes: c11645afb0e2 ("arm64: dts: qcom: Add base HAMOA-IOT-EVK board") Signed-off-by: Xin Liu --- v3: New patch. --- arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts index 776bded3a312..57c8ae2e7d4c 100644 --- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts @@ -35,6 +35,18 @@ mcp2518fd_osc: clock-40000000 { clock-frequency = <40000000>; #clock-cells = <0>; }; + + clk_rtmr1_xo: clock-rtmr1-xo { + compatible = "fixed-clock"; + clock-frequency = <25000000>; + #clock-cells = <0>; + }; + + clk_rtmr2_xo: clock-rtmr2-xo { + compatible = "fixed-clock"; + clock-frequency = <25000000>; + #clock-cells = <0>; + }; }; wcd938x: audio-codec { @@ -699,7 +711,7 @@ typec-mux@8 { compatible = "parade,ps8830"; reg = <0x08>; - clocks = <&rpmhcc RPMH_RF_CLK5>; + clocks = <&clk_rtmr2_xo>; vdd-supply = <&vreg_rtmr2_1p15>; vdd33-supply = <&vreg_rtmr2_3p3>; @@ -814,7 +826,7 @@ typec-mux@8 { compatible = "parade,ps8830"; reg = <0x8>; - clocks = <&rpmhcc RPMH_RF_CLK4>; + clocks = <&clk_rtmr1_xo>; vdd-supply = <&vreg_rtmr1_1p15>; vdd33-supply = <&vreg_rtmr1_3p3>; -- 2.43.0