[PATCH 5/6] arm64: dts: qcom: ipq5018: Add PCIe related nodes

From: Nitheesh Sekar
Date: Tue Oct 03 2023 - 08:10:24 EST

Add phy and controller nodes for PCIe_x2 and PCIe_x1.
PCIe_x2 is 2-lane Gen2 and PCIe_x1 is 1-lane Gen2.

Signed-off-by: Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/ipq5018.dtsi | 186 +++++++++++++++++++++++++-
1 file changed, 184 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
index 38ffdc3cbdcd..0818fdd1e693 100644
--- a/arch/arm64/boot/dts/qcom/ipq5018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi
@@ -8,6 +8,7 @@
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,gcc-ipq5018.h>
#include <dt-bindings/reset/qcom,gcc-ipq5018.h>
+#include <dt-bindings/gpio/gpio.h>

/ {
interrupt-parent = <&intc>;
@@ -94,6 +95,38 @@
#size-cells = <1>;
ranges = <0 0 0 0xffffffff>;

+ pcie_x1phy: phy@7e000{
+ compatible = "qcom,ipq5018-uniphy-pcie-gen2x1";
+ reg = <0x0007e000 0x800>;
+ #phy-cells = <0>;
+ #clock-cells = <0>;
+ clocks = <&gcc GCC_PCIE1_PIPE_CLK>;
+ clock-names = "pipe_clk";
+ clock-output-names = "pcie1_pipe_clk";
+ assigned-clocks = <&gcc GCC_PCIE1_PIPE_CLK>;
+ assigned-clock-rates = <125000000>;
+ resets = <&gcc GCC_PCIE1_PHY_BCR>,
+ <&gcc GCC_PCIE1PHY_PHY_BCR>;
+ reset-names = "phy", "phy_phy";
+ status = "disabled";
+ };
+
+ pcie_x2phy: phy@86000{
+ compatible = "qcom,ipq5018-uniphy-pcie-gen2x2";
+ reg = <0x00086000 0x800>;
+ #phy-cells = <0>;
+ #clock-cells = <0>;
+ clocks = <&gcc GCC_PCIE0_PIPE_CLK>;
+ clock-names = "pipe_clk";
+ clock-output-names = "pcie0_pipe_clk";
+ assigned-clocks = <&gcc GCC_PCIE0_PIPE_CLK>;
+ assigned-clock-rates = <125000000>;
+ resets = <&gcc GCC_PCIE0_PHY_BCR>,
+ <&gcc GCC_PCIE0PHY_PHY_BCR>;
+ reset-names = "phy", "phy_phy";
+ status = "disabled";
+ };
+
tlmm: pinctrl@1000000 {
compatible = "qcom,ipq5018-tlmm";
reg = <0x01000000 0x300000>;
@@ -117,8 +150,8 @@
reg = <0x01800000 0x80000>;
clocks = <&xo_board_clk>,
<&sleep_clk>,
- <0>,
- <0>,
+ <&pcie_x2phy>,
+ <&pcie_x1phy>,
<0>,
<0>,
<0>,
@@ -246,6 +279,155 @@
status = "disabled";
};
};
+
+ pcie_x1: pci@80000000 {
+ compatible = "qcom,pcie-ipq5018";
+ reg = <0x80000000 0xf1d
+ 0x80000F20 0xa8
+ 0x80001000 0x1000
+ 0x78000 0x3000
+ 0x80100000 0x1000>;
+ reg-names = "dbi", "elbi", "atu", "parf", "config";
+ device_type = "pci";
+ linux,pci-domain = <0>;
+ bus-range = <0x00 0xff>;
+ num-lanes = <1>;
+ max-link-speed = <2>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ phys = <&pcie_x1phy>;
+ phy-names ="pciephy";
+
+ ranges = <0x81000000 0 0x80200000 0x80200000
+ 0 0x00100000 /* downstream I/O */
+ 0x82000000 0 0x80300000 0x80300000
+ 0 0x10000000>; /* non-prefetchable memory */
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0x7>;
+ interrupt-map = <0 0 0 1 &intc 0 142
+ IRQ_TYPE_LEVEL_HIGH>, /* int_a */
+ <0 0 0 2 &intc 0 143
+ IRQ_TYPE_LEVEL_HIGH>, /* int_b */
+ <0 0 0 3 &intc 0 144
+ IRQ_TYPE_LEVEL_HIGH>, /* int_c */
+ <0 0 0 4 &intc 0 145
+ IRQ_TYPE_LEVEL_HIGH>; /* int_d */
+
+ interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "global_irq";
+
+ clocks = <&gcc GCC_SYS_NOC_PCIE1_AXI_CLK>,
+ <&gcc GCC_PCIE1_AXI_M_CLK>,
+ <&gcc GCC_PCIE1_AXI_S_CLK>,
+ <&gcc GCC_PCIE1_AHB_CLK>,
+ <&gcc GCC_PCIE1_AUX_CLK>,
+ <&gcc GCC_PCIE1_AXI_S_BRIDGE_CLK>;
+
+ clock-names = "iface",
+ "axi_m",
+ "axi_s",
+ "ahb",
+ "aux",
+ "axi_bridge";
+
+ resets = <&gcc GCC_PCIE1_PIPE_ARES>,
+ <&gcc GCC_PCIE1_SLEEP_ARES>,
+ <&gcc GCC_PCIE1_CORE_STICKY_ARES>,
+ <&gcc GCC_PCIE1_AXI_MASTER_ARES>,
+ <&gcc GCC_PCIE1_AXI_SLAVE_ARES>,
+ <&gcc GCC_PCIE1_AHB_ARES>,
+ <&gcc GCC_PCIE1_AXI_MASTER_STICKY_ARES>,
+ <&gcc GCC_PCIE1_AXI_SLAVE_STICKY_ARES>;
+
+ reset-names = "pipe",
+ "sleep",
+ "sticky",
+ "axi_m",
+ "axi_s",
+ "ahb",
+ "axi_m_sticky",
+ "axi_s_sticky";
+
+ msi-map = <0x0 &v2m0 0x0 0xff8>;
+ status = "disabled";
+ };
+
+ pcie_x2: pci@a0000000 {
+ compatible = "qcom,pcie-ipq5018";
+ reg = <0xa0000000 0xf1d
+ 0xa0000F20 0xa8
+ 0xa0001000 0x1000
+ 0x80000 0x3000
+ 0xa0100000 0x1000>;
+ reg-names = "dbi", "elbi", "atu", "parf", "config";
+ device_type = "pci";
+ linux,pci-domain = <1>;
+ bus-range = <0x00 0xff>;
+ num-lanes = <2>;
+ max-link-speed = <2>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ phys = <&pcie_x2phy>;
+ phy-names ="pciephy";
+
+ ranges = <0x81000000 0 0xa0200000 0xa0200000
+ 0 0x00100000 /* downstream I/O */
+ 0x82000000 0 0xa0300000 0xa0300000
+ 0 0x10000000>; /* non-prefetchable memory */
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0x7>;
+ interrupt-map = <0 0 0 1 &intc 0 75
+ IRQ_TYPE_LEVEL_HIGH>, /* int_a */
+ <0 0 0 2 &intc 0 78
+ IRQ_TYPE_LEVEL_HIGH>, /* int_b */
+ <0 0 0 3 &intc 0 79
+ IRQ_TYPE_LEVEL_HIGH>, /* int_c */
+ <0 0 0 4 &intc 0 83
+ IRQ_TYPE_LEVEL_HIGH>; /* int_d */
+
+ interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "global_irq";
+
+ clocks = <&gcc GCC_SYS_NOC_PCIE0_AXI_CLK>,
+ <&gcc GCC_PCIE0_AXI_M_CLK>,
+ <&gcc GCC_PCIE0_AXI_S_CLK>,
+ <&gcc GCC_PCIE0_AHB_CLK>,
+ <&gcc GCC_PCIE0_AUX_CLK>,
+ <&gcc GCC_PCIE0_AXI_S_BRIDGE_CLK>;
+
+ clock-names = "iface",
+ "axi_m",
+ "axi_s",
+ "ahb",
+ "aux",
+ "axi_bridge";
+
+ resets = <&gcc GCC_PCIE0_PIPE_ARES>,
+ <&gcc GCC_PCIE0_SLEEP_ARES>,
+ <&gcc GCC_PCIE0_CORE_STICKY_ARES>,
+ <&gcc GCC_PCIE0_AXI_MASTER_ARES>,
+ <&gcc GCC_PCIE0_AXI_SLAVE_ARES>,
+ <&gcc GCC_PCIE0_AHB_ARES>,
+ <&gcc GCC_PCIE0_AXI_MASTER_STICKY_ARES>,
+ <&gcc GCC_PCIE0_AXI_SLAVE_STICKY_ARES>;
+
+ reset-names = "pipe",
+ "sleep",
+ "sticky",
+ "axi_m",
+ "axi_s",
+ "ahb",
+ "axi_m_sticky",
+ "axi_s_sticky";
+
+ msi-map = <0x0 &v2m0 0x0 0xff8>;
+ status = "disabled";
+ };
+
};

timer {
--
2.17.1