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Wed, 26 Mar 2025 14:17:40 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 45hp9mdsgw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 26 Mar 2025 14:17:39 +0000 Received: from APBLRPPMTA02.qualcomm.com (APBLRPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 52QEHdW8025746; Wed, 26 Mar 2025 14:17:39 GMT Received: from hu-maiyas-hyd.qualcomm.com (hu-msavaliy-hyd.qualcomm.com [10.213.110.207]) by APBLRPPMTA02.qualcomm.com (PPS) with ESMTPS id 52QEHdi6025745 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 26 Mar 2025 14:17:39 +0000 Received: by hu-maiyas-hyd.qualcomm.com (Postfix, from userid 429934) id B103D2343B; Wed, 26 Mar 2025 19:47:38 +0530 (+0530) From: Mukesh Kumar Savaliya To: alexandre.belloni@bootlin.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, jarkko.nikula@linux.intel.com, linux-i3c@lists.infradead.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: andersson@kernel.org, konradybcio@kernel.org, Mukesh Kumar Savaliya Subject: [PATCH v2 1/3] dt-bindings: i3c: Add Qualcomm I3C master controller Date: Wed, 26 Mar 2025 19:46:39 +0530 Message-Id: <20250326141641.3471906-2-quic_msavaliy@quicinc.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20250326141641.3471906-1-quic_msavaliy@quicinc.com> References: <20250326141641.3471906-1-quic_msavaliy@quicinc.com> MIME-Version: 1.0 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: x_ZftTWIb5rh_sRyrIi3OyjIdtJrwPqo X-Proofpoint-GUID: x_ZftTWIb5rh_sRyrIi3OyjIdtJrwPqo X-Authority-Analysis: v=2.4 cv=IMMCChvG c=1 sm=1 tr=0 ts=67e40c87 cx=c_pps a=Ou0eQOY4+eZoSc0qltEV5Q==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=Vs1iUdzkB0EA:10 a=gEfo2CItAAAA:8 a=COk6AnOGAAAA:8 a=a4gNajxLRnOSRrId0dEA:9 a=sptkURWiP4Gy88Gu7hUp:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-26_07,2025-03-26_02,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 impostorscore=0 malwarescore=0 mlxscore=0 clxscore=1015 phishscore=0 priorityscore=1501 mlxlogscore=999 adultscore=0 lowpriorityscore=0 bulkscore=0 spamscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2503260087 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250326_071748_146006_91FF4842 X-CRM114-Status: GOOD ( 13.71 ) X-BeenThere: linux-i3c@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-i3c" Errors-To: linux-i3c-bounces+linux-i3c=archiver.kernel.org@lists.infradead.org Add device tree bindings for the Qualcomm I3C controller. This includes the necessary documentation and properties required to describe the hardware in the device tree. Signed-off-by: Mukesh Kumar Savaliya --- .../bindings/i3c/qcom,i3c-master.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/i3c/qcom,i3c-master.yaml diff --git a/Documentation/devicetree/bindings/i3c/qcom,i3c-master.yaml b/Documentation/devicetree/bindings/i3c/qcom,i3c-master.yaml new file mode 100644 index 000000000000..af6b393f2327 --- /dev/null +++ b/Documentation/devicetree/bindings/i3c/qcom,i3c-master.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i3c/qcom,i3c-master.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Geni based QUP I3C Controller + +maintainers: + - Mukesh Kumar Savaliya + +description: + I3C in master mode supports up to 12.5MHz, SDR mode data transfer in mixed + bus mode (I2C and I3C target devices on same i3c bus). It also supports + hotjoin, IBI mechanism. + + I3C Controller nodes must be child of GENI based Qualcomm Universal + Peripharal. Please refer GENI based QUP wrapper controller node bindings + described in Documentation/devicetree/bindings/soc/qcom/qcom,geni-se.yaml. + +allOf: + - $ref: i3c.yaml# + +properties: + compatible: + const: qcom,i3c-master + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +unevaluatedProperties: false + +examples: + - | + #include + #include + + i3c@884000 { + compatible = "qcom,i3c-master"; + reg = <0x00884000 0x4000>; + clocks = <&gcc GCC_QUPV3_WRAP2_S1_CLK>; + clock-names = "se-clk"; + interrupts = <&intc GIC_SPI 583 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <3>; + #size-cells = <0>; + }; +...