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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29498cf423esm110408755ad.19.2025.10.28.03.12.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Oct 2025 03:12:09 -0700 (PDT) From: Jie Gan Date: Tue, 28 Oct 2025 18:11:40 +0800 Subject: [PATCH v4 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: <20251028-add_static_tpdm_support-v4-1-84e21b98e727@oss.qualcomm.com> References: <20251028-add_static_tpdm_support-v4-0-84e21b98e727@oss.qualcomm.com> In-Reply-To: <20251028-add_static_tpdm_support-v4-0-84e21b98e727@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=1761646319; l=1550; i=jie.gan@oss.qualcomm.com; s=20250909; h=from:subject:message-id; bh=ril99Wt36AaQWNv+PDjT8BlLjpjvdFqefjO73sSkLmU=; b=mC9O91ScEQM7m0k2xJ3977SHUKVvtGlMU4RgMcCTUIhDtXcp4RUl8RyAH0i257VDDl+paWKOZ Ud/cYhe0oszCVKf4JALO09nYTVsuzQS/TGrgVZkmPzzzxnohyEVD1zM X-Developer-Key: i=jie.gan@oss.qualcomm.com; a=ed25519; pk=3LxxUZRPCNkvPDlWOvXfJNqNO4SfGdy3eghMb8puHuk= X-Authority-Analysis: v=2.4 cv=Ut9u9uwB c=1 sm=1 tr=0 ts=690096fb cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=x6icFKpwvdMA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=5Z_N_GBq0btHVWfAyk4A:9 a=QEXdDO2ut3YA:10 a=324X-CrmTo6CU4MGRt3R:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDI4MDA4NSBTYWx0ZWRfXzmA5HgoBQv3z qURvs3wLPXbJzvaUQ6akZaFumZ12CsJiunhHWgfqhRw5LPJMAHa+RD+MhUI/6Up44qrl5BYYiHZ FViJiK1vmYXVMoPSphqXi1l5yAJYN00QOfNlla+JNaGcq6VwEOktGqHx2i0wD4LoL+EBlAl+6el 31i/T4MDAVJp05+AzDjRovk3gH6e1gkp6yH0al4BQkQlcM41BjTyAGS35UxXqDOUrq0guZR/x91 mped/LJuTXoiNZrAjm2qtZUqvpJ14D6i+0NInG71YaKB5Geyft+nKiThKfyJqm+YQs9c7tA8egn pm3lfOctC65anqGBgiF+kYBqGHZxC+PhgXDWb8Musgd7PbRroFKvGrzR6zF7Ru/K0B22P0ksFez u8Odm1J9uRs9DeTIvf3hLRxiP1dgZA== X-Proofpoint-GUID: 41CyZZamrTb21hv0PiNmyfzb9lbe66cw X-Proofpoint-ORIG-GUID: 41CyZZamrTb21hv0PiNmyfzb9lbe66cw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-28_04,2025-10-22_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 priorityscore=1501 spamscore=0 adultscore=0 bulkscore=0 clxscore=1015 impostorscore=0 suspectscore=0 phishscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510020000 definitions=main-2510280085 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