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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8e04be76afsm679879566b.36.2026.02.03.01.44.52 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Feb 2026 01:44:53 -0800 (PST) Message-ID: Date: Tue, 3 Feb 2026 10:44:51 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/3] arm64: dts: qcom: hamoa: enable ETR and CTCU devices To: Jie Gan , Suzuki K Poulose , Mike Leach , James Clark , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tingwei Zhang , Bjorn Andersson , Konrad Dybcio Cc: coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260203-enable-ctcu-and-etr-v2-0-aacc7bd7eccb@oss.qualcomm.com> <20260203-enable-ctcu-and-etr-v2-2-aacc7bd7eccb@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260203-enable-ctcu-and-etr-v2-2-aacc7bd7eccb@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjAzMDA3NiBTYWx0ZWRfX6Z7d11pNpdOF nDBtTb5AVJcxlgb8rZyMzxAMQ0sa0vfUgTgIF7V+li3etAC3y25GyKn26zPOImfEG2V0vFEodFW 5eH4oHt7Dx+MLLFeBccyX9t1L69ukJWrs0SVEl3uBhndfiVBndb4SUVPYWuKLyB37Arm2LwpSRg /y5n0Xb6fItGjiz6e2smx5ImOxBY5jVghHLpzIhgPNbxzWo1MfIYYBzoQhL7W4lxw05/C/iA2VZ hxg7hf9dWQAeKmENAjuMMZiK/3kfSQELG5LL9nmcqnWOEXMiSVO7L5NnIJwoi8ZOFmmi9H4Ncj3 LOw/aF4vVjEpCywXFkw92mTJqHnVNV2mzOZ+JyQXIIzigzH4oGdsSe53VGS4WaJSiglJLIjrmEh /4q3C8mGl6wL+OhAmPUVN1gjRUiCEdGzX+OS2gqoKBNDF4ef9D/kE0c8iPW90zMoB2brYi7qX9g XK4emhlowHoQeBCAxnw== X-Proofpoint-GUID: UlzGvLEj34E5QkCF26Q34rqs7r1JjQO9 X-Authority-Analysis: v=2.4 cv=NOfYOk6g c=1 sm=1 tr=0 ts=6981c397 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=9tshIx6OZwkx-PAztD0A:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-ORIG-GUID: UlzGvLEj34E5QkCF26Q34rqs7r1JjQO9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-03_03,2026-02-02_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 priorityscore=1501 suspectscore=0 impostorscore=0 adultscore=0 lowpriorityscore=0 clxscore=1015 malwarescore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602030076 On 2/3/26 10:32 AM, Jie Gan wrote: > Embedded Trace Router(ETR) is working as a DDR memory sink to collect > tracing data from source device. > > The CTCU serves as the control unit for the ETR device, managing its > behavior to determine how trace data is collected. > > Reviewed-by: Konrad Dybcio > Signed-off-by: Jie Gan > --- > arch/arm64/boot/dts/qcom/hamoa.dtsi | 160 +++++++++++++++++++++++++++++++++++- > 1 file changed, 159 insertions(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/qcom/hamoa.dtsi b/arch/arm64/boot/dts/qcom/hamoa.dtsi > index db65c392e618..88ec29446ba1 100644 > --- a/arch/arm64/boot/dts/qcom/hamoa.dtsi > +++ b/arch/arm64/boot/dts/qcom/hamoa.dtsi > @@ -6771,6 +6771,35 @@ data-pins { > }; > }; > > + ctcu@10001000 { > + compatible = "qcom,hamoa-ctcu", "qcom,sa8775p-ctcu"; Sorry for not pointing that out explicitly the previous time around, but 'hamoa' also falls under the "had numerical compatibles" category (you'll see the only hits for "qcom,hamoa" are "qcom,hamoa-iot-evk" which is a board name) Glymur and Kaanapali are, understandably, Glymur and Kaanapali respectively Konrad