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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a780a4631csm49710305ad.18.2026.01.21.18.09.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Jan 2026 18:09:05 -0800 (PST) From: Jie Gan Date: Thu, 22 Jan 2026 10:08:18 +0800 Subject: [PATCH v10 5/8] dt-bindings: arm: add an interrupt property for Coresight CTCU 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: <20260122-enable-byte-cntr-for-ctcu-v10-5-22978e3c169f@oss.qualcomm.com> References: <20260122-enable-byte-cntr-for-ctcu-v10-0-22978e3c169f@oss.qualcomm.com> In-Reply-To: <20260122-enable-byte-cntr-for-ctcu-v10-0-22978e3c169f@oss.qualcomm.com> To: Suzuki K Poulose , Mike Leach , James Clark , Alexander Shishkin , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tingwei Zhang , Mao Jinlong , Bjorn Andersson , Konrad Dybcio Cc: coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, Jie Gan , Krzysztof Kozlowski X-Mailer: b4 0.14.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1769047715; l=1751; i=jie.gan@oss.qualcomm.com; s=20250909; h=from:subject:message-id; bh=D10EnaHvzxc5IcCAThb9a/AzzqWooUS88J0GgYqXhUw=; b=PWRV+OSxdyrgtlPlA/88c+zwxtpmLqdGmkgVUwG5GAA4FUiVev4B+usVORsZujvgNYb6XuyVN X743Pihp9HoBYSojQw1lDVFuTtCvvgoNzPqUQUjjgZhrXLAVA5GLOZw X-Developer-Key: i=jie.gan@oss.qualcomm.com; a=ed25519; pk=3LxxUZRPCNkvPDlWOvXfJNqNO4SfGdy3eghMb8puHuk= X-Authority-Analysis: v=2.4 cv=N8Ik1m9B c=1 sm=1 tr=0 ts=697186c3 cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=gSyxy6DGYGa4b6s9XCEA:9 a=QEXdDO2ut3YA:10 a=GvdueXVYPmCkWapjIL-Q:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-GUID: vIb2sbTSuYzZbPydDgP6GdXTaDbaD6Oy X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTIyMDAxNSBTYWx0ZWRfX2GarIJUO5PTW 2+kVALGFnMOVIMPQ2fPe4ZnwnTJQf5c4efIxeWRcoSKTpBb8jtpt81vSVDzdzZmi69aFrRgMkTb 9wEt4AvBDolOD/bY1sq6cqyBIWQygGRz7iD4wCmhgYie80u3CEZnnaXtHETxSwImyeHJOwWqCHj I9seBOFXD2Ers/NATg+H7g0m04BqbrAX9kkUbHy4RP8Eir8iuJDAqEB7Hdrtz9DN6VPWnn0RnWg UqeTwewMecKfxXXIaTnGi40EwvyUzWTUZrDTXCnCzV2sn5aYtqJ4CYGKf6fGyFN7ANLPdUSSf46 K/vTnX9ds6lGf6/qgI033ELt6iV2UHWxRePwvXBnSdws/dzlGRtfOL4hkPp4U/6ZTGymJGEsd9z me/xRUDo6rkJXDPWdNPvVAGaN+ROuQe75oiunWZnMzQUgUEky5IV8FwkMh+xh2YU7p8dzFOSOAf Bl99DNgAKQldUGRNUBA== X-Proofpoint-ORIG-GUID: vIb2sbTSuYzZbPydDgP6GdXTaDbaD6Oy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.20,FMLib:17.12.100.49 definitions=2026-01-21_04,2026-01-20_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 lowpriorityscore=0 impostorscore=0 priorityscore=1501 bulkscore=0 malwarescore=0 adultscore=0 spamscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601220015 Add an interrupt property to CTCU device. The interrupt will be triggered when the data size in the ETR buffer exceeds the threshold of the BYTECNTRVAL register. Programming a threshold in the BYTECNTRVAL register of CTCU device will enable the interrupt. Acked-by: Krzysztof Kozlowski Reviewed-by: Mike Leach Signed-off-by: Jie Gan --- Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml | 10 ++++++= ++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml= b/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml index c969c16c21ef..ac27a8b89085 100644 --- a/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml +++ b/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml @@ -39,6 +39,11 @@ properties: items: - const: apb =20 + interrupts: + items: + - description: Interrupt for the ETR device connected to in-port0. + - description: Interrupt for the ETR device connected to in-port1. + label: description: Description of a coresight device. @@ -60,6 +65,8 @@ additionalProperties: false =20 examples: - | + #include + ctcu@1001000 { compatible =3D "qcom,sa8775p-ctcu"; reg =3D <0x1001000 0x1000>; @@ -67,6 +74,9 @@ examples: clocks =3D <&aoss_qmp>; clock-names =3D "apb"; =20 + interrupts =3D , + ; + in-ports { #address-cells =3D <1>; #size-cells =3D <0>; --=20 2.34.1