Add PCIe Host and Endpoint nodes for R-Car S4-8 (R8A779F0).
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/r8a779f0.dtsi | 133 ++++++++++++++++++++++
1 file changed, 133 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
index ad8c77edb126..97e0cbefb758 100644
--- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
@@ -40,6 +40,13 @@ extalr_clk: extalr {
clock-frequency = <0>;
};
+ /* External PCIe clock - can be overridden by the board */
+ pcie_bus_clk: pcie_bus {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <0>;
+ };
+
pmu_a55 {
compatible = "arm,cortex-a55-pmu";
interrupts-extended = <&gic GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
@@ -259,6 +266,132 @@ i2c5: i2c@e66e0000 {
status = "disabled";
};
+ pciec0: pcie@e65d0000 {
+ compatible = "renesas,r8a779f0-pcie",
+ "renesas,rcar-gen4-pcie",
+ "snps,dw-pcie";
+ reg = <0 0xe65d0000 0 0x3000>, <0 0xe65d3000 0 0x2000>,
+ <0 0xe65d6200 0 0x0e00>, <0 0xfe000000 0 0x10000>;
+ reg-names = "dbi", "atu", "app", "config";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ bus-range = <0x00 0xff>;
+ device_type = "pci";
+ ranges = <0x81000000 0 0x00000000 0 0xfe000000 0 0x00010000
+ 0x82000000 0 0x30000000 0 0x30000000 0 0x10000000>;
+ dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>;
+ interrupts = <GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 418 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 420 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "msi", "err", "fatal", "nonfatal", "lp", "vndmsg";
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 2 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 3 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 4 &gic GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 624>, <&pcie_bus_clk>;
+ clock-names = "pcie", "pcie_bus";
+ power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+ resets = <&cpg 624>;
+ num-lanes = <2>;
+ snps,enable-cdm-check;
+ max-link-speed = <2>;
+ status = "disabled";
+ };
+
+ pciec1: pcie@e65d8000 {
+ compatible = "renesas,r8a779f0-pcie",
+ "renesas,rcar-gen4-pcie",
+ "snps,dw-pcie";
+ reg = <0 0xe65d8000 0 0x3000>, <0 0xe65db000 0 0x2000>,
+ <0 0xe65de200 0 0x0e00>, <0 0xee900000 0 0x10000>;
+ reg-names = "dbi", "atu", "app", "config";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ bus-range = <0x00 0xff>;
+ device_type = "pci";
+ ranges = <0x81000000 0 0x00000000 0 0xee900000 0 0x00010000
+ 0x82000000 0 0xc0000000 0 0xc0000000 0 0x10000000>;
+ dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>;
+ interrupts = <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "msi", "err", "fatal", "nonfatal", "lp", "vndmsg";
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &gic GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 2 &gic GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 3 &gic GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH
+ 0 0 0 4 &gic GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 625>, <&pcie_bus_clk>;
+ clock-names = "pcie", "pcie_bus";
+ power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+ resets = <&cpg 625>;
+ num-lanes = <2>;
+ snps,enable-cdm-check;
+ max-link-speed = <2>;
+ status = "disabled";
+ };
+
+ pciec0_ep: pcie-ep@e65d0000 {
+ compatible = "renesas,r8a779f0-pcie-ep",
+ "renesas,rcar-gen4-pcie-ep",
+ "snps,dw-pcie-ep";
+ reg = <0 0xe65d0000 0 0x3000>, <0 0xe65d3000 0 0x2000>,
+ <0 0xe65d6200 0 0x0e00>, <0 0xfe000000 0 0x400000>;
+ reg-names = "dbi", "atu", "appl", "addr_space";
+ interrupts = <GIC_SPI 416 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 418 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 419 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 420 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "msi", "err", "fatal", "nonfatal",
+ "lp", "vndmsg";
+ clocks = <&cpg CPG_MOD 624>, <&pcie_bus_clk>;
+ clock-names = "pcie", "pcie_bus";
+ power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+ resets = <&cpg 624>;
+ num-lanes = <2>;
+ max-link-speed = <2>;
+ num-ib-windows = <16>;
+ num-ob-windows = <16>;
+ status = "disabled";
+ };
+
+ pciec1_ep: pcie-ep@e65d8000 {
+ compatible = "renesas,r8a779f0-pcie-ep",
+ "renesas,rcar-gen4-pcie-ep",
+ "snps,dw-pcie-ep";
+ reg = <0 0xe65d8000 0 0x3000>, <0 0xe65db000 0 0x2000>,
+ <0 0xe65de200 0 0x0e00>, <0 0xee900000 0 0x400000>;
+ reg-names = "dbi", "atu", "appl", "addr_space";
+ interrupts = <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "msi", "err", "fatal", "nonfatal",
+ "lp", "vndmsg";
+ clocks = <&cpg CPG_MOD 625>, <&pcie_bus_clk>;
+ clock-names = "pcie", "pcie_bus";
+ power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+ resets = <&cpg 625>;
+ num-lanes = <2>;
+ max-link-speed = <2>;
+ num-ib-windows = <16>;
+ num-ob-windows = <16>;
+ status = "disabled";
+ };
+
scif3: serial@e6c50000 {
compatible = "renesas,scif-r8a779f0",
"renesas,rcar-gen4-scif", "renesas,scif";
--
2.25.1
