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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7723f4858e6sm24285076b3a.4.2025.09.07.19.02.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 07 Sep 2025 19:02:55 -0700 (PDT) From: Jie Gan Date: Mon, 08 Sep 2025 10:01:58 +0800 Subject: [PATCH v6 6/9] 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: <20250908-enable-byte-cntr-for-tmc-v6-6-1db9e621441a@oss.qualcomm.com> References: <20250908-enable-byte-cntr-for-tmc-v6-0-1db9e621441a@oss.qualcomm.com> In-Reply-To: <20250908-enable-byte-cntr-for-tmc-v6-0-1db9e621441a@oss.qualcomm.com> To: Suzuki K Poulose , Mike Leach , James Clark , Alexander Shishkin , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tingwei Zhang , Jinlong Mao , 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=1757296940; l=1804; i=jie.gan@oss.qualcomm.com; s=20240927; h=from:subject:message-id; bh=7Lmwt8RPe9FYwcCsZot55MuF3UiAhcsArLukTTIDuFQ=; b=Dc6xN4+sy4FfyxjirI9U0M08+G8323SeEKPga96f9sV/F8cXG2ByJ9zM6mCw+w7GwLgMMn9ph uC0Q5GaMEQID8V3WMgEL8/BG4NUAMYkDXV5bzZFjrl78oC4ClcU6zkb X-Developer-Key: i=jie.gan@oss.qualcomm.com; a=ed25519; pk=OZh7JyRifqJh4xmrcGgmwa8/LCS8O11Q+mtx4aZGmi4= X-Authority-Analysis: v=2.4 cv=H7Dbw/Yi c=1 sm=1 tr=0 ts=68be3951 cx=c_pps a=WW5sKcV1LcKqjgzy2JUPuA==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=gSyxy6DGYGa4b6s9XCEA:9 a=QEXdDO2ut3YA:10 a=OpyuDcXvxspvyRM73sMx:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-GUID: SHZ7dk5XTYzifA0lmDroHUId21onbx14 X-Proofpoint-ORIG-GUID: SHZ7dk5XTYzifA0lmDroHUId21onbx14 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTA2MDAzOSBTYWx0ZWRfXwrX1JasBVOUn IdZv4yhkCX/dFI3CrTZR16ULrDp2Jd4636WmMnBxb29F1AqEPNvU9o332Yac6JQ4JjhvD8u8Qlb uML/14WHsTQ0nQ/7+e2uC/YrSg+6TAqrsdn52v7eFCV61E0E+kI25mGYKKgDYaXNavOPYk9NIsb 3/W8QgqMfJpvwunhZiNw98V+0r7IhtUob0FHjao52kdVLQgFsDYsi9MfyiX/b697QLTnIgH3cd1 e2hbl2skJvumxPptHk0QpfZnuqJIfbo27xMMQoCusjDpTDqa7D41qR+uyPr1KjD57aUY9DY5zwl rPxtHfhDM146a5qfB5DAdkXFbczAMrYGcFR287t8HuzMrRy+0ptyshP4p1DYnJAQqOAngtbkXLK W7TqoL+L 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=2025-09-07_10,2025-09-04_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 impostorscore=0 adultscore=0 phishscore=0 clxscore=1015 suspectscore=0 priorityscore=1501 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509060039 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 Signed-off-by: Jie Gan --- .../devicetree/bindings/arm/qcom,coresight-ctcu.yaml | 17 +++++++++++++= ++++ 1 file changed, 17 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml= b/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml index 843b52eaf872..ea05ad8f3dd3 100644 --- a/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml +++ b/Documentation/devicetree/bindings/arm/qcom,coresight-ctcu.yaml @@ -39,6 +39,16 @@ properties: items: - const: apb =20 + interrupts: + items: + - description: Byte cntr interrupt for etr0 + - description: Byte cntr interrupt for etr1 + + interrupt-names: + items: + - const: etr0 + - const: etr1 + in-ports: $ref: /schemas/graph.yaml#/properties/ports =20 @@ -56,6 +66,8 @@ additionalProperties: false =20 examples: - | + #include + ctcu@1001000 { compatible =3D "qcom,sa8775p-ctcu"; reg =3D <0x1001000 0x1000>; @@ -63,6 +75,11 @@ examples: clocks =3D <&aoss_qmp>; clock-names =3D "apb"; =20 + interrupts =3D , + ; + interrupt-names =3D "etr0", + "etr1"; + in-ports { #address-cells =3D <1>; #size-cells =3D <0>; --=20 2.34.1