2019-08-05 04:17:18

by Bao Xiaowei

[permalink] [raw]
Subject: [PATCHv2 2/3] arm64: dts: ls1028a: Add PCIe controller DT nodes

LS1028a implements 2 PCIe 3.0 controllers.

Signed-off-by: Xiaowei Bao <[email protected]>
---
v2:
- Fix up the legacy INTx allocate failed issue.

arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 52 ++++++++++++++++++++++++++
1 file changed, 52 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
index aef5b06..0b542ed 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
@@ -503,6 +503,58 @@
status = "disabled";
};

+ pcie@3400000 {
+ compatible = "fsl,ls1028a-pcie";
+ reg = <0x00 0x03400000 0x0 0x00100000 /* controller registers */
+ 0x80 0x00000000 0x0 0x00002000>; /* configuration space */
+ reg-names = "regs", "config";
+ interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>, /* PME interrupt */
+ <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>; /* aer interrupt */
+ interrupt-names = "pme", "aer";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ dma-coherent;
+ num-lanes = <4>;
+ bus-range = <0x0 0xff>;
+ ranges = <0x81000000 0x0 0x00000000 0x80 0x00010000 0x0 0x00010000 /* downstream I/O */
+ 0x82000000 0x0 0x40000000 0x80 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
+ msi-parent = <&its>;
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0000 0 0 1 &gic 0 0 GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
+ <0000 0 0 2 &gic 0 0 GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>,
+ <0000 0 0 3 &gic 0 0 GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH>,
+ <0000 0 0 4 &gic 0 0 GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ pcie@3500000 {
+ compatible = "fsl,ls1028a-pcie";
+ reg = <0x00 0x03500000 0x0 0x00100000 /* controller registers */
+ 0x88 0x00000000 0x0 0x00002000>; /* configuration space */
+ reg-names = "regs", "config";
+ interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "pme", "aer";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ dma-coherent;
+ num-lanes = <4>;
+ bus-range = <0x0 0xff>;
+ ranges = <0x81000000 0x0 0x00000000 0x88 0x00010000 0x0 0x00010000 /* downstream I/O */
+ 0x82000000 0x0 0x40000000 0x88 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
+ msi-parent = <&its>;
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0000 0 0 1 &gic 0 0 GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>,
+ <0000 0 0 2 &gic 0 0 GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>,
+ <0000 0 0 3 &gic 0 0 GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>,
+ <0000 0 0 4 &gic 0 0 GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
pcie@1f0000000 { /* Integrated Endpoint Root Complex */
compatible = "pci-host-ecam-generic";
reg = <0x01 0xf0000000 0x0 0x100000>;
--
2.9.5