[PATCH v4 3/5] ARM: dts: qcom: sdx65: Add support for PCIe EP

Rohit Agarwal
2023-03-17T06:54:41Z

Add support for PCIe Endpoint controller on the
Qualcomm SDX65 platform.

Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
---
arch/arm/boot/dts/qcom-sdx65.dtsi | 56 +++++++++++++++++++++++++++++++++++++++
1 file changed, 56 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom-sdx65.dtsi
index 084daf8..a7d8ad9 100644
--- a/arch/arm/boot/dts/qcom-sdx65.dtsi
+++ b/arch/arm/boot/dts/qcom-sdx65.dtsi
@@ -11,6 +11,7 @@
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/qcom-rpmpd.h>
#include <dt-bindings/soc/qcom,rpmh-rsc.h>
+#include <dt-bindings/gpio/gpio.h>

/ {
#address-cells = <1>;
@@ -293,6 +294,56 @@
status = "disabled";
};

+ pcie_ep: pcie-ep@1c00000 {
+ compatible = "qcom,sdx65-pcie-ep", "qcom,sdx55-pcie-ep";
+ reg = <0x01c00000 0x3000>,
+ <0x40000000 0xf1d>,
+ <0x40000f20 0xa8>,
+ <0x40001000 0x1000>,
+ <0x40200000 0x100000>,
+ <0x01c03000 0x3000>;
+ reg-names = "parf",
+ "dbi",
+ "elbi",
+ "atu",
+ "addr_space",
+ "mmio";
+
+ qcom,perst-regs = <&tcsr 0xb258 0xb270>;
+
+ clocks = <&gcc GCC_PCIE_AUX_CLK>,
+ <&gcc GCC_PCIE_CFG_AHB_CLK>,
+ <&gcc GCC_PCIE_MSTR_AXI_CLK>,
+ <&gcc GCC_PCIE_SLV_AXI_CLK>,
+ <&gcc GCC_PCIE_SLV_Q2A_AXI_CLK>,
+ <&gcc GCC_PCIE_SLEEP_CLK>,
+ <&gcc GCC_PCIE_0_CLKREF_EN>;
+ clock-names = "aux",
+ "cfg",
+ "bus_master",
+ "bus_slave",
+ "slave_q2a",
+ "sleep",
+ "ref";
+
+ interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "global", "doorbell";
+
+ resets = <&gcc GCC_PCIE_BCR>;
+ reset-names = "core";
+
+ power-domains = <&gcc PCIE_GDSC>;
+
+ phys = <&pcie_phy>;
+ phy-names = "pcie-phy";
+
+ max-link-speed = <3>;
+ num-lanes = <2>;
+
+ status = "disabled";
+ };
+
pcie_phy: phy@1c06000 {
compatible = "qcom,sdx65-qmp-gen4x2-pcie-phy";
reg = <0x01c06000 0x2000>;
@@ -330,6 +381,11 @@
#hwlock-cells = <1>;
};

+ tcsr: syscon@1fcb000 {
+ compatible = "qcom,sdx65-tcsr", "syscon";
+ reg = <0x01fc0000 0x1000>;
+ };
+
remoteproc_mpss: remoteproc@4080000 {
compatible = "qcom,sdx55-mpss-pas";
reg = <0x04080000 0x4040>;
--
2.7.4