From ebe5f898b60b341bd223d835dd3d7d77a5b38979 Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Mon, 10 Aug 2020 18:41:56 +0100 Subject: [PATCH] ARM: dts: r8a7742: Add PCIe Controller device node Add a device node for the PCIe controller on the Renesas RZ/G1H (r8a7742) SoC. Signed-off-by: Lad Prabhakar Reviewed-by: Chris Paterson Link: https://lore.kernel.org/r/20200810174156.30880-3-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- arch/arm/boot/dts/r8a7742.dtsi | 35 ++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/r8a7742.dtsi b/arch/arm/boot/dts/r8a7742.dtsi index be1053cef315..5070e2a87231 100644 --- a/arch/arm/boot/dts/r8a7742.dtsi +++ b/arch/arm/boot/dts/r8a7742.dtsi @@ -188,6 +188,13 @@ 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-0 { compatible = "arm,cortex-a15-pmu"; interrupts-extended = <&gic GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>, @@ -1509,6 +1516,34 @@ resets = <&cpg 408>; }; + pciec: pcie@fe000000 { + compatible = "renesas,pcie-r8a7742", + "renesas,pcie-rcar-gen2"; + reg = <0 0xfe000000 0 0x80000>; + #address-cells = <3>; + #size-cells = <2>; + bus-range = <0x00 0xff>; + device_type = "pci"; + ranges = <0x01000000 0 0x00000000 0 0xfe100000 0 0x00100000>, + <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, + <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, + <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; + /* Map all possible DDR as inbound ranges */ + dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>, + <0x43000000 1 0x80000000 1 0x80000000 0 0x80000000>; + interrupts = , + , + ; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &gic GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 319>, <&pcie_bus_clk>; + clock-names = "pcie", "pcie_bus"; + power-domains = <&sysc R8A7742_PD_ALWAYS_ON>; + resets = <&cpg 319>; + status = "disabled"; + }; + du: display@feb00000 { compatible = "renesas,du-r8a7742"; reg = <0 0xfeb00000 0 0x70000>;