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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2904f61a1desm64388675ad.82.2025.10.12.23.11.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Oct 2025 23:11:42 -0700 (PDT) From: Jie Gan Date: Mon, 13 Oct 2025 14:11:16 +0800 Subject: [PATCH v3 1/3] dt-bindings: arm: document the static TPDM compatible Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251013-add-static-tpdm-support-v3-1-a720b73e83db@oss.qualcomm.com> References: <20251013-add-static-tpdm-support-v3-0-a720b73e83db@oss.qualcomm.com> In-Reply-To: <20251013-add-static-tpdm-support-v3-0-a720b73e83db@oss.qualcomm.com> To: Suzuki K Poulose , Mike Leach , James Clark , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tingwei Zhang , Mao Jinlong , Tao Zhang , Alexander Shishkin , Bjorn Andersson , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Jie Gan X-Mailer: b4 0.14.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1760335892; l=1550; i=jie.gan@oss.qualcomm.com; s=20250909; h=from:subject:message-id; bh=ril99Wt36AaQWNv+PDjT8BlLjpjvdFqefjO73sSkLmU=; b=HvBZBhPoXjlRC0YdVww2PK4swhc3dY0OMjVa0IXNyNsiaBHrYx6rix1xuT7DU9SRmw+65geZN kJyQ54ZKrmwC+pp8TNSXg0alrdswDbuTaVRsA3/6eNF0p7W2T1KcFWJ X-Developer-Key: i=jie.gan@oss.qualcomm.com; a=ed25519; pk=3LxxUZRPCNkvPDlWOvXfJNqNO4SfGdy3eghMb8puHuk= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDExMDAxOCBTYWx0ZWRfX8igkiNaw4h4/ cRUAYcyn1vpkgin0Cg676IRrr9BK6Zw1lPitp2s1gcyC8OH3UDVoc6kqGj0gcuFefknObBsnyeS 6UUGKH8MIO5FJtqsUGFM15a/AxzQiF4iV8D7uxLIQ4nqxnbOBoHb3XBM/F8kamKOFvMjMQN5t3n U6sHLk7mv0WeyT0+ZG18sc1dtFQoZ75JHhwuj/UAZf9V0PXXBYt7/+o+dk4wEpYK/+Bw7DNNNXX RiRGXJtmFRz/B4U/dVjpOO8NZxPeIsrE2P4u7NF0556Rq6/dey19zodu+fLG3TCfTRwTvUpTTuO Cv17MgPX5Rhc6cv6OatuBTwIJjE8DTWn9/evsb6fajf7T/vp0hNF7COk7cE8cJpWOvJMzKKgJIe cJI+H+iO5QRixBAIj672eELdB/cvow== X-Proofpoint-ORIG-GUID: gTMhVhIcsEUxuiMHyZByzx0Z-_bm8vl8 X-Proofpoint-GUID: gTMhVhIcsEUxuiMHyZByzx0Z-_bm8vl8 X-Authority-Analysis: v=2.4 cv=U7SfzOru c=1 sm=1 tr=0 ts=68ec9820 cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=x6icFKpwvdMA:10 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=5Z_N_GBq0btHVWfAyk4A:9 a=QEXdDO2ut3YA:10 a=324X-CrmTo6CU4MGRt3R:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-13_03,2025-10-06_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 lowpriorityscore=0 priorityscore=1501 impostorscore=0 spamscore=0 malwarescore=0 bulkscore=0 clxscore=1015 adultscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510020000 definitions=main-2510110018 The static TPDM device is intended for sources that do not require MMIO mapping. Its compatible string should be documented clearly, along with an example illustrating how to define a static TPDM node in the DT. Reviewed-by: Rob Herring (Arm) Signed-off-by: Jie Gan --- .../bindings/arm/qcom,coresight-tpdm.yaml | 23 ++++++++++++++++++= +--- 1 file changed, 20 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml= b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml index 4edc47483851..c349306f0d52 100644 --- a/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml +++ b/Documentation/devicetree/bindings/arm/qcom,coresight-tpdm.yaml @@ -36,9 +36,12 @@ properties: $nodename: pattern: "^tpdm(@[0-9a-f]+)$" compatible: - items: - - const: qcom,coresight-tpdm - - const: arm,primecell + oneOf: + - items: + - const: qcom,coresight-static-tpdm + - items: + - const: qcom,coresight-tpdm + - const: arm,primecell =20 reg: maxItems: 1 @@ -147,4 +150,18 @@ examples: }; }; }; + + turing-llm-tpdm { + compatible =3D "qcom,coresight-static-tpdm"; + + qcom,cmb-element-bits =3D <32>; + + out-ports { + port { + turing_llm_tpdm_out: endpoint { + remote-endpoint =3D <&turing0_funnel_in1>; + }; + }; + }; + }; ... --=20 2.34.1