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Fri, 11 Oct 2024 10:41:49 GMT Received: from hu-devc-lv-u22-c.qualcomm.com (hu-qianyu-lv.qualcomm.com [10.81.25.114]) by NALASPPMTA02.qualcomm.com (PPS) with ESMTPS id 49BAfnSh000532 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 11 Oct 2024 10:41:49 +0000 Received: by hu-devc-lv-u22-c.qualcomm.com (Postfix, from userid 4098150) id 8D057651; Fri, 11 Oct 2024 03:41:49 -0700 (PDT) From: Qiang Yu To: manivannan.sadhasivam@linaro.org, vkoul@kernel.org, kishon@kernel.org, robh@kernel.org, andersson@kernel.org, konradybcio@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, abel.vesa@linaro.org, quic_msarkar@quicinc.com, quic_devipriy@quicinc.com Cc: dmitry.baryshkov@linaro.org, kw@linux.com, lpieralisi@kernel.org, neil.armstrong@linaro.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, Qiang Yu Subject: [PATCH v6 8/8] arm64: dts: qcom: x1e80100: Add support for PCIe3 on x1e80100 Date: Fri, 11 Oct 2024 03:41:42 -0700 Message-Id: <20241011104142.1181773-9-quic_qianyu@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241011104142.1181773-1-quic_qianyu@quicinc.com> References: <20241011104142.1181773-1-quic_qianyu@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: 8NyoVco1xGsG0mTTTETA-WK0pVWl558A X-Proofpoint-GUID: 8NyoVco1xGsG0mTTTETA-WK0pVWl558A X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 bulkscore=0 lowpriorityscore=0 malwarescore=0 spamscore=0 clxscore=1015 mlxscore=0 phishscore=0 impostorscore=0 adultscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410110073 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241011_114201_303552_413AF73F X-CRM114-Status: GOOD ( 11.62 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Describe PCIe3 controller and PHY. Also add required system resources like regulators, clocks, interrupts and registers configuration for PCIe3. Signed-off-by: Qiang Yu Reviewed-by: Dmitry Baryshkov Reviewed-by: Manivannan Sadhasivam --- arch/arm64/boot/dts/qcom/x1e80100.dtsi | 204 ++++++++++++++++++++++++- 1 file changed, 203 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi index a36076e3c56b..c615c930cf0c 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi @@ -744,7 +744,7 @@ gcc: clock-controller@100000 { clocks = <&bi_tcxo_div2>, <&sleep_clk>, - <0>, + <&pcie3_phy>, <&pcie4_phy>, <&pcie5_phy>, <&pcie6a_phy>, @@ -2907,6 +2907,208 @@ mmss_noc: interconnect@1780000 { #interconnect-cells = <2>; }; + pcie3: pcie@1bd0000 { + device_type = "pci"; + compatible = "qcom,pcie-x1e80100"; + reg = <0x0 0x01bd0000 0x0 0x3000>, + <0x0 0x78000000 0x0 0xf1d>, + <0x0 0x78000f40 0x0 0xa8>, + <0x0 0x78001000 0x0 0x1000>, + <0x0 0x78100000 0x0 0x100000>, + <0x0 0x01bd3000 0x0 0x1000>; + reg-names = "parf", + "dbi", + "elbi", + "atu", + "config", + "mhi"; + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x01000000 0x0 0x00000000 0x0 0x78200000 0x0 0x100000>, + <0x02000000 0x0 0x78300000 0x0 0x78300000 0x0 0x3d00000>, + <0x03000000 0x7 0x40000000 0x7 0x40000000 0x0 0x40000000>; + bus-range = <0x00 0xff>; + + dma-coherent; + + linux,pci-domain = <3>; + num-lanes = <8>; + + interrupts = , + , + , + , + , + , + , + , + ; + interrupt-names = "msi0", + "msi1", + "msi2", + "msi3", + "msi4", + "msi5", + "msi6", + "msi7", + "global"; + + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 0 GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 2 &intc 0 0 GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 3 &intc 0 0 GIC_SPI 237 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 4 &intc 0 0 GIC_SPI 238 IRQ_TYPE_LEVEL_HIGH>; + + clocks = <&gcc GCC_PCIE_3_AUX_CLK>, + <&gcc GCC_PCIE_3_CFG_AHB_CLK>, + <&gcc GCC_PCIE_3_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_3_SLV_AXI_CLK>, + <&gcc GCC_PCIE_3_SLV_Q2A_AXI_CLK>, + <&gcc GCC_CFG_NOC_PCIE_ANOC_NORTH_AHB_CLK>, + <&gcc GCC_CNOC_PCIE_NORTH_SF_AXI_CLK>; + clock-names = "aux", + "cfg", + "bus_master", + "bus_slave", + "slave_q2a", + "noc_aggr", + "cnoc_sf_axi"; + + assigned-clocks = <&gcc GCC_PCIE_3_AUX_CLK>; + assigned-clock-rates = <19200000>; + + interconnects = <&pcie_south_anoc MASTER_PCIE_3 QCOM_ICC_TAG_ALWAYS + &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, + <&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS + &cnoc_main SLAVE_PCIE_3 QCOM_ICC_TAG_ALWAYS>; + interconnect-names = "pcie-mem", + "cpu-pcie"; + + resets = <&gcc GCC_PCIE_3_BCR>, + <&gcc GCC_PCIE_3_LINK_DOWN_BCR>; + reset-names = "pci", + "link_down"; + + power-domains = <&gcc GCC_PCIE_3_GDSC>; + + phys = <&pcie3_phy>; + phy-names = "pciephy"; + + operating-points-v2 = <&pcie3_opp_table>; + + status = "disabled"; + + pcie3_opp_table: opp-table { + compatible = "operating-points-v2"; + + /* GEN 1 x1 */ + opp-2500000 { + opp-hz = /bits/ 64 <2500000>; + required-opps = <&rpmhpd_opp_low_svs>; + opp-peak-kBps = <250000 1>; + }; + + /* GEN 1 x2 and GEN 2 x1 */ + opp-5000000 { + opp-hz = /bits/ 64 <5000000>; + required-opps = <&rpmhpd_opp_low_svs>; + opp-peak-kBps = <500000 1>; + }; + + /* GEN 1 x4 and GEN 2 x2 */ + opp-10000000 { + opp-hz = /bits/ 64 <10000000>; + required-opps = <&rpmhpd_opp_low_svs>; + opp-peak-kBps = <1000000 1>; + }; + + /* GEN 1 x8 and GEN 2 x4 */ + opp-20000000 { + opp-hz = /bits/ 64 <20000000>; + required-opps = <&rpmhpd_opp_low_svs>; + opp-peak-kBps = <2000000 1>; + }; + + /* GEN 2 x8 */ + opp-40000000 { + opp-hz = /bits/ 64 <40000000>; + required-opps = <&rpmhpd_opp_low_svs>; + opp-peak-kBps = <4000000 1>; + }; + + /* GEN 3 x1 */ + opp-8000000 { + opp-hz = /bits/ 64 <8000000>; + required-opps = <&rpmhpd_opp_svs>; + opp-peak-kBps = <984500 1>; + }; + + /* GEN 3 x2 and GEN 4 x1 */ + opp-16000000 { + opp-hz = /bits/ 64 <16000000>; + required-opps = <&rpmhpd_opp_svs>; + opp-peak-kBps = <1969000 1>; + }; + + /* GEN 3 x4 and GEN 4 x2 */ + opp-32000000 { + opp-hz = /bits/ 64 <32000000>; + required-opps = <&rpmhpd_opp_svs>; + opp-peak-kBps = <3938000 1>; + }; + + /* GEN 3 x8 and GEN 4 x4 */ + opp-64000000 { + opp-hz = /bits/ 64 <64000000>; + required-opps = <&rpmhpd_opp_svs>; + opp-peak-kBps = <7876000 1>; + }; + + /* GEN 4 x8 */ + opp-128000000 { + opp-hz = /bits/ 64 <128000000>; + required-opps = <&rpmhpd_opp_svs>; + opp-peak-kBps = <15753000 1>; + }; + }; + }; + + pcie3_phy: phy@1be0000 { + compatible = "qcom,x1e80100-qmp-gen4x8-pcie-phy"; + reg = <0 0x01be0000 0 0x10000>; + + clocks = <&gcc GCC_PCIE_3_PHY_AUX_CLK>, + <&gcc GCC_PCIE_3_CFG_AHB_CLK>, + <&tcsr TCSR_PCIE_8L_CLKREF_EN>, + <&gcc GCC_PCIE_3_PHY_RCHNG_CLK>, + <&gcc GCC_PCIE_3_PIPE_CLK>, + <&gcc GCC_PCIE_3_PIPEDIV2_CLK>; + clock-names = "aux", + "cfg_ahb", + "ref", + "rchng", + "pipe", + "pipediv2"; + + resets = <&gcc GCC_PCIE_3_PHY_BCR>, + <&gcc GCC_PCIE_3_NOCSR_COM_PHY_BCR>; + reset-names = "phy", + "phy_nocsr"; + + assigned-clocks = <&gcc GCC_PCIE_3_PHY_RCHNG_CLK>; + assigned-clock-rates = <100000000>; + + power-domains = <&gcc GCC_PCIE_3_PHY_GDSC>; + + #clock-cells = <0>; + clock-output-names = "pcie3_pipe_clk"; + + #phy-cells = <0>; + + status = "disabled"; + }; + pcie6a: pci@1bf8000 { device_type = "pci"; compatible = "qcom,pcie-x1e80100";