From: Mrinmay Sarkar <quic_msarkar@quicinc.com>
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" <quic_msarkar@quicinc.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Kishon Vijay Abraham I" <kishon@kernel.org>,
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 [thread overview]
Message-ID: <1701432377-16899-6-git-send-email-quic_msarkar@quicinc.com> (raw)
In-Reply-To: <1701432377-16899-1-git-send-email-quic_msarkar@quicinc.com>
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 <quic_msarkar@quicinc.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
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 = <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 630 IRQ_TYPE_LEVEL_HIGH>;
+
+ 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>;
--
2.7.4
next prev parent reply other threads:[~2023-12-01 12:06 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-01 12:06 [PATCH v9 0/5] arm64: qcom: sa8775p: add support for EP PCIe Mrinmay Sarkar
2023-12-01 12:06 ` [PATCH v9 1/5] dt-bindings: PCI: qcom-ep: Add support for SA8775P SoC Mrinmay Sarkar
2023-12-01 12:06 ` [PATCH v9 2/5] PCI: qcom-ep: Add support for SA8775P SOC Mrinmay Sarkar
2023-12-01 12:06 ` [PATCH v9 3/5] PCI: epf-mhi: Add "pci_epf_mhi_" prefix to the function names Mrinmay Sarkar
2023-12-01 12:06 ` [PATCH v9 4/5] PCI: epf-mhi: Add support for SA8775P Mrinmay Sarkar
2023-12-01 12:06 ` Mrinmay Sarkar [this message]
2024-01-28 2:58 ` [PATCH v9 0/5] arm64: qcom: sa8775p: add support for EP PCIe Bjorn Andersson
2024-01-29 12:39 ` Manivannan Sadhasivam
2024-02-16 10:52 ` Manivannan Sadhasivam
2024-03-06 13:35 ` Mrinmay Sarkar
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1701432377-16899-6-git-send-email-quic_msarkar@quicinc.com \
--to=quic_msarkar@quicinc.com \
--cc=agross@kernel.org \
--cc=andersson@kernel.org \
--cc=bhelgaas@google.com \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=dmitry.baryshkov@linaro.org \
--cc=kishon@kernel.org \
--cc=konrad.dybcio@linaro.org \
--cc=krzysztof.kozlowski+dt@linaro.org \
--cc=kw@linux.com \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=lpieralisi@kernel.org \
--cc=mani@kernel.org \
--cc=mhi@lists.linux.dev \
--cc=quic_krichai@quicinc.com \
--cc=quic_nayiluri@quicinc.com \
--cc=quic_nitegupt@quicinc.com \
--cc=quic_parass@quicinc.com \
--cc=quic_ramkri@quicinc.com \
--cc=quic_schintav@quicinc.com \
--cc=quic_shazhuss@quicinc.com \
--cc=quic_shijjose@quicinc.com \
--cc=quic_vbadigan@quicinc.com \
--cc=robh+dt@kernel.org \
--cc=robh@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).