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Mon, 27 Jul 2026 07:44:35 -0700 (PDT) X-Received: by 2002:a05:622a:a9c7:10b0:51b:fe41:4764 with SMTP id d75a77b69052e-529cfe3683dmr2895131cf.7.1785163474685; Mon, 27 Jul 2026 07:44:34 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5b2be1e6525sm1469468e87.58.2026.07.27.07.44.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 27 Jul 2026 07:44:33 -0700 (PDT) Message-ID: Date: Mon, 27 Jul 2026 16:44:30 +0200 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 5/6] arm64: dts: qcom: lemans: Add support for TSCSS node To: Imran Shaik , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Richard Cochran , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Bjorn Andersson , Konrad Dybcio Cc: Ajit Pandey , Taniya Das , Jagadeesh Kona , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org References: <20260727-tscss-v1-0-beed14e72510@oss.qualcomm.com> <20260727-tscss-v1-5-beed14e72510@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260727-tscss-v1-5-beed14e72510@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: S4HG2OpsEzGYwZuCeVNkE6B80zLc6dxe X-Authority-Analysis: v=2.4 cv=cJjQdFeN c=1 sm=1 tr=0 ts=6a676ed4 cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=5lWD-fOefMpBFsrRanAA:9 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwNzI3MDEzOSBTYWx0ZWRfX4+CJD/l57boh XKiR7XrVINcHd0vL/Ab3i1dRC9PWYNSwroPzxxtuADj7Bedu3hpx6tuVzQHevzf5Yj4Sr+9o6gG fK1TJAZxZvXJ7Bd216MLGBAEGk/B4gc= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzI3MDEzOSBTYWx0ZWRfX53pa9x7OwKdx S1g22nT9cJjvpqPShAReOY8n87Kql0GIiSGtmmqXW9OMTsTh+LTO1hNU9/0HFr5bxL7jSf7iyEM kH0CsZdH/yHcDAU3KCufAFz/YsMHRQSBq3FDB9BYdAEDUYgK3Zo91GQYNo9Ke+pmS0P4LTphKcU 8J6CvKU6/lam4q71pfyZDr3GdS2gIwavNs9/mXlFbGLU6gldXcrZPajUqQ2dpN1ZeMy4C4l6bWf pByMzwBT+19OLRtJrJbP0uOSr8Nt4F6mLIBrPT/sDfTJj3xVbXlJikjAa1b6L+IQPzt/B2kp4dk X3zxyJ9w6scq/UEfZj8zOCnKhE0lAIKiYjmQvc9HpBOy4sKyl8wKl2crjZFLPfBD4cmV8JjJk5o ahsCeNijcO7JYllnZjiM5vJagl7wwcV9v9cUZMXSA4PgOynaz1SME9ir4ma1jOUMpAePnOyN2YZ 2QYVAf3J5/7MgMLJYxA== X-Proofpoint-GUID: S4HG2OpsEzGYwZuCeVNkE6B80zLc6dxe X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-27_04,2026-07-24_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 phishscore=0 spamscore=0 adultscore=0 suspectscore=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 bulkscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607270139 On 7/27/26 4:11 PM, Imran Shaik wrote: > Add Timestamp Counter Subsystem (TSCSS) node support on Qualcomm Lemans > SoCs. > > Signed-off-by: Imran Shaik > --- > arch/arm64/boot/dts/qcom/lemans.dtsi | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/lemans.dtsi b/arch/arm64/boot/dts/qcom/lemans.dtsi > index 3b0539e27b5192582e0bc9ea248f1c0382e05030..e225292a1e41a5a313aca188ca04bb12474995e8 100644 > --- a/arch/arm64/boot/dts/qcom/lemans.dtsi > +++ b/arch/arm64/boot/dts/qcom/lemans.dtsi > @@ -3023,6 +3023,17 @@ pcie1_phy: phy@1c14000 { > status = "disabled"; > }; > > + tscss@1c80000 { > + compatible = "qcom,lemans-tscss"; > + reg = <0x0 0x01c80000 0x0 0x2000>; > + reg-names = "tsc"; > + clocks = <&gcc GCC_TSCSS_AHB_CLK>, > + <&gcc GCC_TSCSS_GLOBAL_CNTR_CLK>; > + clock-names = "ahb", "cntr"; > + assigned-clocks = <&gcc GCC_TSCSS_GLOBAL_CNTR_CLK>; > + assigned-clock-rates = <15625000>; I'm guessing this will only ever require a single rate - do we need power-domains pointing to one of the RPMHPDs and a required-opps reference to match? Konrad