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Fri, 10 Oct 2025 12:33:06 +0000 (GMT) Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA02.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 59ACX40A021117 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 10 Oct 2025 12:33:04 GMT Received: from [10.206.103.106] (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.24; Fri, 10 Oct 2025 05:32:58 -0700 Message-ID: <13f8e144-4aa3-4c9b-aea8-daabbe1ed643@quicinc.com> Date: Fri, 10 Oct 2025 18:02:29 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/4] arm64: dts: qcom: qcs8300: Add CCI definitions To: Konrad Dybcio , Vikram Sharma , , , , , , , , , , , CC: , , , , , , Ravi Shankar , Vishal Verma References: <20250909114241.840842-1-quic_vikramsa@quicinc.com> <20250909114241.840842-3-quic_vikramsa@quicinc.com> <1afcbf5c-f32a-4115-b2ed-583a10758045@oss.qualcomm.com> Content-Language: en-US From: Nihal Kumar Gupta In-Reply-To: <1afcbf5c-f32a-4115-b2ed-583a10758045@oss.qualcomm.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: wjrwm1ez5Hfm8aj2lX_UH5qE5VwxYo1t X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDA4MDEyMSBTYWx0ZWRfXwZYVm+3Sxpy9 OEJri2opeXHaGFZrYlco812hO5dOgDzzHHjyjP3SuMWFkUoezk+tejRGZaLNgat1um6ZQFFCLCf PJQLUr3Y6E7GailVPL+nHjblhNJ21iU2Yav/v6ZDaV5sGUSfmjjWQa77ScbUyBeM+4NQpjzOJSA 3qZEqiD+Q10WsNv57ScBqLC9eXHEGGbxFo7W/lO7rva67x4crR4T4sh3r5B8fp2neKCXdvCMtEH h/sE7xK09pC9pi/y6+UIorduZL91UwWmIZYnfSEB/3NjXnTBAeFKPlGtXVHL3TXwWAnqSiXBsdE BjLXMZkXW2MIq9EVHxdYoGvv4f4tIO/I7WEgJ1UP0kS3o5lyyRh5JZGHc83ltOYThjFbNoIp+r7 GGgSLq4LEBA18XQgCek9HdC2nT8r8A== X-Proofpoint-GUID: wjrwm1ez5Hfm8aj2lX_UH5qE5VwxYo1t X-Authority-Analysis: v=2.4 cv=b6a/I9Gx c=1 sm=1 tr=0 ts=68e8fd02 cx=c_pps a=ouPCqIW2jiPt+lZRy3xVPw==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=GEpy-HfZoHoA:10 a=IkcTkHD0fZMA:10 a=x6icFKpwvdMA:10 a=NfVOzX4QbIYnm6znlmUA:9 a=QEXdDO2ut3YA:10 a=cPQSjfK2_nFv0Q5t_7PE:22 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=2025-10-10_02,2025-10-06_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 suspectscore=0 lowpriorityscore=0 adultscore=0 phishscore=0 clxscore=1015 spamscore=0 impostorscore=0 malwarescore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510020000 definitions=main-2510080121 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251010_053313_451998_BE533C85 X-CRM114-Status: GOOD ( 10.28 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 08-10-2025 15:34, Konrad Dybcio wrote: >> diff --git a/arch/arm64/boot/dts/qcom/qcs8300.dtsi b/arch/arm64/boot/dts/qcom/qcs8300.dtsi >> index a248e269d72d..a69719e291ea 100644 >> --- a/arch/arm64/boot/dts/qcom/qcs8300.dtsi >> +++ b/arch/arm64/boot/dts/qcom/qcs8300.dtsi >> @@ -4681,6 +4681,123 @@ videocc: clock-controller@abf0000 { >> #power-domain-cells = <1>; >> }; >> >> + cci0: cci@ac13000 { >> + compatible = "qcom,qcs8300-cci", "qcom,msm8996-cci"; >> + reg = <0x0 0x0ac13000 0x0 0x1000>; >> + >> + interrupts = ; >> + >> + clocks = <&camcc CAM_CC_CAMNOC_AXI_CLK>, >> + <&camcc CAM_CC_CPAS_AHB_CLK>, > Does CCI really require all three of these clocks? AXI turned out > not to be necessary on at least some platforms No, the AXI clock is not required for CCI operation, will validate and address the changes in v4. -- Regards, Nihal Kumar Gupta