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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7760793b730sm1512930b3a.15.2025.09.11.02.37.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Sep 2025 02:37:29 -0700 (PDT) From: Jie Gan Date: Thu, 11 Sep 2025 17:36:56 +0800 Subject: [PATCH v2 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: <20250911-add_static_tpdm_support-v2-1-608559d36f74@oss.qualcomm.com> References: <20250911-add_static_tpdm_support-v2-0-608559d36f74@oss.qualcomm.com> In-Reply-To: <20250911-add_static_tpdm_support-v2-0-608559d36f74@oss.qualcomm.com> To: Suzuki K Poulose , Mike Leach , James Clark , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tingwei Zhang , Jinlong Mao , Tao Zhang , Alexander Shishkin , 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, Jie Gan X-Mailer: b4 0.14.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1757583439; l=1550; i=jie.gan@oss.qualcomm.com; s=20250909; h=from:subject:message-id; bh=HMl3fZ2Rn1YIATYS3PdgIW/HqL1qSbetF4GeJQOJzrk=; b=7h5NsGCmSvLr1eV1Pu/oVXpaH3coDnZcUXkOVrXKG+YON1GtXZr2Q+xCI0EWrZLFne7xQDtMQ z4gq5OLZsGmDRc+llzA4KT7zZbWCEPttkam8YvHFt0ncS3BUdSwjSnn X-Developer-Key: i=jie.gan@oss.qualcomm.com; a=ed25519; pk=3LxxUZRPCNkvPDlWOvXfJNqNO4SfGdy3eghMb8puHuk= X-Proofpoint-ORIG-GUID: BMtYQtdPO_GHL0S1GGmPWvuKtQ3BfPaQ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTExMDA3NCBTYWx0ZWRfXxLl3h85YkTil V0X/mqz+uglGETupEktx+yjJI6KGX9OiSQo302PcKSX3reRs13g3EnZcP2YhNDHZhBx0+5Xj7G0 3Q6+pz9ehTOTeRXICSyeWVgLw0dVsUEAafds1DF38O7e6hHIa+JyrpxUpd7FRLmnBKejg7PU1/O sKNoYz+q/E819ymmgPGRUpHJb2BHWlVrSJmRG3KETBisY60iOL7Vju3rNntmmBhZMEr/8FcqbM5 11gZsiv9HMnFJzVBornQIymRuopt8qbWnheWrCEIA3hppQusggNJyaaMTskVzyYY/Qcx+1s6Hbi FYr4dwcw69pN2M0M9U+5goAYrXjoofc7bPWJ9sfhZxnVJyhBhZdN/Qs51nB5CkVDqY+PXePLBgD SQP6o5cL X-Authority-Analysis: v=2.4 cv=VZn3PEp9 c=1 sm=1 tr=0 ts=68c2985b cx=c_pps a=Oh5Dbbf/trHjhBongsHeRQ==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=5Z_N_GBq0btHVWfAyk4A:9 a=QEXdDO2ut3YA:10 a=_Vgx9l1VpLgwpw_dHYaR:22 X-Proofpoint-GUID: BMtYQtdPO_GHL0S1GGmPWvuKtQ3BfPaQ 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=2025-09-10_04,2025-09-11_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 adultscore=0 suspectscore=0 bulkscore=0 spamscore=0 impostorscore=0 priorityscore=1501 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509110074 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 07d21a3617f5..7c0acc1f25c5 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 @@ -143,4 +146,18 @@ 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