From patchwork Fri Dec 1 12:06:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mrinmay Sarkar X-Patchwork-Id: 749865 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="gqCESdjc" Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D378170E; Fri, 1 Dec 2023 04:06:39 -0800 (PST) Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3B1C6WWi013732; Fri, 1 Dec 2023 12:06:32 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=qcppdkim1; bh=3+YMA23o75yDOPLIrv3GEbuYP46t8YxPCwUb1AJ4tA8=; b=gqCESdjcsmUh7Wb/mHnm4UIxuu9ujSoEIBWz0s9PnK4olztw6NYNjs8tswM+RJrfiaRO XO4bdkNwYVmAqQziSQgmi/5D1txvfG8XPA92pBoXdJJ6V07HSOc9ZiKDDDkeTu8BgAzx xAlyog0V1z/Q7/kwhoxxrN1iVyfB5z53XqXXnU58WnMuUrHNq3N8JT5OOd+pbaeuq7Lj KWZVyT2rprYUG1IV7D9vsjC4gGW7mEAd8d77qq7jq/OglC/VTEe60htF6ioqhMF62yKX He+PF6mvpiHk2aszuXkQCEL31RnprhpdFcr8rAE2LKOYANLArCgxbT2o2wMF4oYzZmUh sA== Received: from apblrppmta01.qualcomm.com (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.18.19]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3uq3f7sg1r-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 01 Dec 2023 12:06:31 +0000 Received: from pps.filterd (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTP id 3B1C6Mrk020113; Fri, 1 Dec 2023 12:06:28 GMT Received: from pps.reinject (localhost [127.0.0.1]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 3unmf08sk2-1; Fri, 01 Dec 2023 12:06:28 +0000 Received: from APBLRPPMTA01.qualcomm.com (APBLRPPMTA01.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 3B1C6OiG020133; Fri, 1 Dec 2023 12:06:28 GMT Received: from hu-sgudaval-hyd.qualcomm.com (hu-msarkar-hyd.qualcomm.com [10.213.111.194]) by APBLRPPMTA01.qualcomm.com (PPS) with ESMTP id 3B1C6R0h020175; Fri, 01 Dec 2023 12:06:28 +0000 Received: by hu-sgudaval-hyd.qualcomm.com (Postfix, from userid 3891782) id EE80A3064; Fri, 1 Dec 2023 17:36:26 +0530 (+0530) From: Mrinmay Sarkar To: agross@kernel.org, andersson@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, konrad.dybcio@linaro.org, mani@kernel.org, robh+dt@kernel.org Cc: quic_shazhuss@quicinc.com, quic_nitegupt@quicinc.com, quic_ramkri@quicinc.com, quic_nayiluri@quicinc.com, dmitry.baryshkov@linaro.org, robh@kernel.org, quic_krichai@quicinc.com, quic_vbadigan@quicinc.com, quic_parass@quicinc.com, quic_schintav@quicinc.com, quic_shijjose@quicinc.com, Mrinmay Sarkar , Bjorn Helgaas , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= , Kishon Vijay Abraham I , linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, mhi@lists.linux.dev Subject: [PATCH v9 5/5] arm64: dts: qcom: sa8775p: Add ep pcie0 controller node Date: Fri, 1 Dec 2023 17:36:16 +0530 Message-Id: <1701432377-16899-6-git-send-email-quic_msarkar@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1701432377-16899-1-git-send-email-quic_msarkar@quicinc.com> References: <1701432377-16899-1-git-send-email-quic_msarkar@quicinc.com> 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: 7kQijdouWzrwMq3z1pcwBMKYw1iNIC9u X-Proofpoint-GUID: 7kQijdouWzrwMq3z1pcwBMKYw1iNIC9u X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-01_09,2023-11-30_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 spamscore=0 impostorscore=0 lowpriorityscore=0 phishscore=0 priorityscore=1501 mlxlogscore=999 bulkscore=0 clxscore=1015 mlxscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2312010080 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Add ep pcie dtsi node for pcie0 controller found on sa8775p platform. It supports gen4 and x2 link width. Limiting the speed to Gen3 due to stability issues. Signed-off-by: Mrinmay Sarkar Reviewed-by: Manivannan Sadhasivam --- arch/arm64/boot/dts/qcom/sa8775p.dtsi | 46 +++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi index 13dd44d..7eab458 100644 --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi @@ -3586,6 +3586,52 @@ status = "disabled"; }; + pcie0_ep: pcie-ep@1c00000 { + compatible = "qcom,sa8775p-pcie-ep"; + reg = <0x0 0x01c00000 0x0 0x3000>, + <0x0 0x40000000 0x0 0xf20>, + <0x0 0x40000f20 0x0 0xa8>, + <0x0 0x40001000 0x0 0x4000>, + <0x0 0x40200000 0x0 0x100000>, + <0x0 0x01c03000 0x0 0x1000>, + <0x0 0x40005000 0x0 0x2000>; + reg-names = "parf", "dbi", "elbi", "atu", "addr_space", + "mmio", "dma"; + + clocks = <&gcc GCC_PCIE_0_AUX_CLK>, + <&gcc GCC_PCIE_0_CFG_AHB_CLK>, + <&gcc GCC_PCIE_0_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_0_SLV_AXI_CLK>, + <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>; + + clock-names = "aux", + "cfg", + "bus_master", + "bus_slave", + "slave_q2a"; + + interrupts = , + , + ; + + interrupt-names = "global", "doorbell", "dma"; + + interconnects = <&pcie_anoc MASTER_PCIE_0 0 &mc_virt SLAVE_EBI1 0>, + <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_PCIE_0 0>; + interconnect-names = "pcie-mem", "cpu-pcie"; + + iommus = <&pcie_smmu 0x0000 0x7f>; + resets = <&gcc GCC_PCIE_0_BCR>; + reset-names = "core"; + power-domains = <&gcc PCIE_0_GDSC>; + phys = <&pcie0_phy>; + phy-names = "pciephy"; + max-link-speed = <3>; /* FIXME: Limiting the Gen speed due to stability issues */ + num-lanes = <2>; + + status = "disabled"; + }; + pcie0_phy: phy@1c04000 { compatible = "qcom,sa8775p-qmp-gen4x2-pcie-phy"; reg = <0x0 0x1c04000 0x0 0x2000>;