From 40a4c75e7f7170f4dc9f077ae480fe5775a780a1 Mon Sep 17 00:00:00 2001 From: Claudiu Beznea Date: Wed, 19 Nov 2025 16:35:20 +0200 Subject: [PATCH] arm64: dts: renesas: r9a08g045: Add PCIe node The RZ/G3S SoC has a variant (R9A08G045S33) which supports PCIe. Add the PCIe node. Tested-by: Wolfram Sang Reviewed-by: Geert Uytterhoeven Signed-off-by: Claudiu Beznea Acked-by: Manivannan Sadhasivam Link: https://patch.msgid.link/20251119143523.977085-4-claudiu.beznea.uj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r9a08g045.dtsi | 65 ++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi index 876de634908ef..997e6cf0bb824 100644 --- a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi @@ -845,6 +845,71 @@ status = "disabled"; }; + pcie: pcie@11e40000 { + compatible = "renesas,r9a08g045-pcie"; + reg = <0 0x11e40000 0 0x10000>; + ranges = <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>; + /* Map all possible DRAM ranges (4 GB). */ + dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 1 0x00000000>; + bus-range = <0x0 0xff>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "serr", "serr_cor", "serr_nonfatal", + "serr_fatal", "axi_err", "inta", + "intb", "intc", "intd", "msi", + "link_bandwidth", "pm_pme", "dma", + "pcie_evt", "msg", "all"; + #interrupt-cells = <1>; + interrupt-controller; + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &pcie 0 0 0 0>, /* INTA */ + <0 0 0 2 &pcie 0 0 0 1>, /* INTB */ + <0 0 0 3 &pcie 0 0 0 2>, /* INTC */ + <0 0 0 4 &pcie 0 0 0 3>; /* INTD */ + clocks = <&cpg CPG_MOD R9A08G045_PCI_ACLK>, + <&cpg CPG_MOD R9A08G045_PCI_CLKL1PM>; + clock-names = "aclk", "pm"; + resets = <&cpg R9A08G045_PCI_ARESETN>, + <&cpg R9A08G045_PCI_RST_B>, + <&cpg R9A08G045_PCI_RST_GP_B>, + <&cpg R9A08G045_PCI_RST_PS_B>, + <&cpg R9A08G045_PCI_RST_RSM_B>, + <&cpg R9A08G045_PCI_RST_CFG_B>, + <&cpg R9A08G045_PCI_RST_LOAD_B>; + reset-names = "aresetn", "rst_b", "rst_gp_b", "rst_ps_b", + "rst_rsm_b", "rst_cfg_b", "rst_load_b"; + power-domains = <&cpg>; + device_type = "pci"; + #address-cells = <3>; + #size-cells = <2>; + renesas,sysc = <&sysc>; + status = "disabled"; + + pcie_port0: pcie@0,0 { + reg = <0x0 0x0 0x0 0x0 0x0>; + ranges; + device_type = "pci"; + vendor-id = <0x1912>; + device-id = <0x0033>; + #address-cells = <3>; + #size-cells = <2>; + }; + }; + gic: interrupt-controller@12400000 { compatible = "arm,gic-v3"; #interrupt-cells = <3>; -- 2.47.3