Add PCIe0, PCIe1, PCIe2, PCIe3 (and corresponding PHY) devices
found on IPQ9574 platform. The PCIe0 & PCIe1 are 1-lane Gen3
host whereas PCIe2 & PCIe3 are 2-lane Gen3 host.
Co-developed-by: Anusha Rao <quic_anusha@xxxxxxxxxxx>
Signed-off-by: Anusha Rao <quic_anusha@xxxxxxxxxxx>
Signed-off-by: Devi Priya <quic_devipriy@xxxxxxxxxxx>
---
Changes in V3:
- Fixed up the PCI I/O port ranges
arch/arm64/boot/dts/qcom/ipq9574.dtsi | 375 +++++++++++++++++++++++++-
1 file changed, 370 insertions(+), 5 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index e757b57957cf..953a839a1141 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -6,8 +6,8 @@
* Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights
reserved.
*/
-#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,ipq9574-gcc.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/reset/qcom,ipq9574-gcc.h>
/ {
@@ -116,6 +116,58 @@
#size-cells = <1>;
ranges = <0 0 0 0xffffffff>;
+ pcie0_phy: phy@84000 {
+ compatible = "qcom,ipq9574-qmp-gen3x1-pcie-phy";
+ reg = <0x00084000 0x1000>;
+
+ clocks = <&gcc GCC_PCIE0_AUX_CLK>,
+ <&gcc GCC_PCIE0_AHB_CLK>,
+ <&gcc GCC_ANOC_PCIE0_1LANE_M_CLK>,
+ <&gcc GCC_SNOC_PCIE0_1LANE_S_CLK>,
+ <&gcc GCC_PCIE0_PIPE_CLK>;
+ clock-names = "aux", "cfg_ahb", "anoc_lane",
"snoc_lane", "pipe";
+
+ assigned-clocks = <&gcc GCC_PCIE0_AUX_CLK>;
+ assigned-clock-rates = <20000000>;
+
+ resets = <&gcc GCC_PCIE0_PHY_BCR>,
+ <&gcc GCC_PCIE0PHY_PHY_BCR>;
+ reset-names = "phy", "common";
+
+ #clock-cells = <0>;
+ clock-output-names = "gcc_pcie0_pipe_clk_src";
+
+ #phy-cells = <0>;
+ status = "disabled";
+
+ };
+
+ pcie2_phy: phy@8c000 {
+ compatible = "qcom,ipq9574-qmp-gen3x2-pcie-phy";
+ reg = <0x0008c000 0x2000>;
+
+ clocks = <&gcc GCC_PCIE2_AUX_CLK>,
+ <&gcc GCC_PCIE2_AHB_CLK>,
+ <&gcc GCC_ANOC_PCIE2_2LANE_M_CLK>,
+ <&gcc GCC_SNOC_PCIE2_2LANE_S_CLK>,
+ <&gcc GCC_PCIE2_PIPE_CLK>;
+ clock-names = "aux", "cfg_ahb", "anoc_lane",
"snoc_lane", "pipe";
+
+ assigned-clocks = <&gcc GCC_PCIE2_AUX_CLK>;
+ assigned-clock-rates = <20000000>;
+
+ resets = <&gcc GCC_PCIE2_PHY_BCR>,
+ <&gcc GCC_PCIE2PHY_PHY_BCR>;
+ reset-names = "phy", "common";
+
+ #clock-cells = <0>;
+ clock-output-names = "gcc_pcie2_pipe_clk_src";
+
+ #phy-cells = <0>;
+ status = "disabled";
+
+ };
+
rng: rng@e3000 {
compatible = "qcom,prng-ee";
reg = <0x000e3000 0x1000>;
@@ -123,6 +175,58 @@
clock-names = "core";
};
+ pcie3_phy: phy@f4000 {
+ compatible = "qcom,ipq9574-qmp-gen3x2-pcie-phy";
+ reg = <0x000f4000 0x2000>;
+
+ clocks = <&gcc GCC_PCIE3_AUX_CLK>,
+ <&gcc GCC_PCIE3_AHB_CLK>,
+ <&gcc GCC_ANOC_PCIE3_2LANE_M_CLK>,
+ <&gcc GCC_SNOC_PCIE3_2LANE_S_CLK>,
+ <&gcc GCC_PCIE3_PIPE_CLK>;
+ clock-names = "aux", "cfg_ahb", "anoc_lane",
"snoc_lane", "pipe";
+
+ assigned-clocks = <&gcc GCC_PCIE3_AUX_CLK>;
+ assigned-clock-rates = <20000000>;
+
+ resets = <&gcc GCC_PCIE3_PHY_BCR>,
+ <&gcc GCC_PCIE3PHY_PHY_BCR>;
+ reset-names = "phy", "common";
+
+ #clock-cells = <0>;
+ clock-output-names = "gcc_pcie3_pipe_clk_src";
+
+ #phy-cells = <0>;
+ status = "disabled";
+
+ };
+
+ pcie1_phy: phy@fc000 {
+ compatible = "qcom,ipq9574-qmp-gen3x1-pcie-phy";
+ reg = <0x000fc000 0x1000>;
+
+ clocks = <&gcc GCC_PCIE1_AUX_CLK>,
+ <&gcc GCC_PCIE1_AHB_CLK>,
+ <&gcc GCC_ANOC_PCIE1_1LANE_M_CLK>,
+ <&gcc GCC_SNOC_PCIE1_1LANE_S_CLK>,
+ <&gcc GCC_PCIE1_PIPE_CLK>;
+ clock-names = "aux", "cfg_ahb", "anoc_lane",
"snoc_lane", "pipe";
+
+ assigned-clocks = <&gcc GCC_PCIE1_AUX_CLK>;
+ assigned-clock-rates = <20000000>;
+
+ resets = <&gcc GCC_PCIE1_PHY_BCR>,
+ <&gcc GCC_PCIE1PHY_PHY_BCR>;
+ reset-names = "phy", "common";
+
+ #clock-cells = <0>;
+ clock-output-names = "gcc_pcie1_pipe_clk_src";
+
+ #phy-cells = <0>;
+ status = "disabled";
+
+ };
+
tlmm: pinctrl@1000000 {
compatible = "qcom,ipq9574-tlmm";
reg = <0x01000000 0x300000>;
@@ -146,10 +250,10 @@
reg = <0x01800000 0x80000>;
clocks = <&xo_board_clk>,
<&sleep_clk>,
- <0>,
- <0>,
- <0>,
- <0>,
+ <&pcie0_phy>,
+ <&pcie1_phy>,
+ <&pcie2_phy>,
+ <&pcie3_phy>,
<0>;
#clock-cells = <1>;
#reset-cells = <1>;
@@ -478,6 +582,267 @@
status = "disabled";
};
};
+
+ pcie1: pci@10000000 {
+ compatible = "qcom,pcie-ipq9574";
+ reg = <0x10000000 0xf1d>,
+ <0x10000F20 0xa8>,
+ <0x10001000 0x1000>,
+ <0x000F8000 0x4000>,
+ <0x10100000 0x1000>;
+ reg-names = "dbi", "elbi", "atu", "parf",
"config";
+ device_type = "pci";
+ linux,pci-domain = <2>;
+ bus-range = <0x00 0xff>;
+ num-lanes = <1>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ ranges = <0x01000000 0x0 0x00000000
0x10200000 0x0 0x100000>, /* I/O */
+ <0x02000000 0x0 0x10300000
0x10300000 0x0 0x7d00000>; /* MEM */
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0x7>;
+ interrupt-map = <0 0 0 1 &intc 0 35
IRQ_TYPE_LEVEL_HIGH>, /* int_a */
+ <0 0 0 2 &intc 0 49
IRQ_TYPE_LEVEL_HIGH>, /* int_b */
+ <0 0 0 3 &intc 0 84
IRQ_TYPE_LEVEL_HIGH>, /* int_c */
+ <0 0 0 4 &intc 0 85
IRQ_TYPE_LEVEL_HIGH>; /* int_d */
+
