From baa86db317340f154a4cac37a7fff5ff4430d730 Mon Sep 17 00:00:00 2001 From: Thomas Petazzoni Date: Wed, 15 May 2013 15:36:56 +0200 Subject: [PATCH] arm: kirkwood: add SoC-level Device Tree data for PCIe interfaces This commit adds Device Tree details to enable the PCIe interfaces on Kirkwood. The 6281 has one PCIe interface, the 6282 has two PCIe interfaces. Signed-off-by: Thomas Petazzoni Tested-by: Andrew Lunn Signed-off-by: Jason Cooper --- arch/arm/boot/dts/kirkwood-6281.dtsi | 31 ++++++++++++++++++ arch/arm/boot/dts/kirkwood-6282.dtsi | 48 ++++++++++++++++++++++++++++ arch/arm/boot/dts/kirkwood.dtsi | 1 + 3 files changed, 80 insertions(+) diff --git a/arch/arm/boot/dts/kirkwood-6281.dtsi b/arch/arm/boot/dts/kirkwood-6281.dtsi index d6c9d65cbaeb..51376683dbcd 100644 --- a/arch/arm/boot/dts/kirkwood-6281.dtsi +++ b/arch/arm/boot/dts/kirkwood-6281.dtsi @@ -40,5 +40,36 @@ marvell,function = "sdio"; }; }; + + pcie-controller { + compatible = "marvell,kirkwood-pcie"; + status = "disabled"; + device_type = "pci"; + + #address-cells = <3>; + #size-cells = <2>; + + bus-range = <0x00 0xff>; + + ranges = <0x82000000 0 0x00040000 0x00040000 0 0x00002000 /* Port 0.0 registers */ + 0x82000000 0 0xe0000000 0xe0000000 0 0x08000000 /* non-prefetchable memory */ + 0x81000000 0 0 0xe8000000 0 0x00100000>; /* downstream I/O */ + + pcie@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>; + reg = <0x0800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &intc 9>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <0>; + clocks = <&gate_clk 2>; + status = "disabled"; + }; + }; }; }; diff --git a/arch/arm/boot/dts/kirkwood-6282.dtsi b/arch/arm/boot/dts/kirkwood-6282.dtsi index 23991e45bc55..66a751ab5516 100644 --- a/arch/arm/boot/dts/kirkwood-6282.dtsi +++ b/arch/arm/boot/dts/kirkwood-6282.dtsi @@ -65,5 +65,53 @@ clocks = <&gate_clk 7>; status = "disabled"; }; + + pcie-controller { + compatible = "marvell,kirkwood-pcie"; + status = "disabled"; + device_type = "pci"; + + #address-cells = <3>; + #size-cells = <2>; + + bus-range = <0x00 0xff>; + + ranges = <0x82000000 0 0x00040000 0x00040000 0 0x00002000 /* Port 0.0 registers */ + 0x82000000 0 0x00044000 0x00044000 0 0x00002000 /* Port 1.0 registers */ + 0x82000000 0 0xe0000000 0xe0000000 0 0x08000000 /* non-prefetchable memory */ + 0x81000000 0 0 0xe8000000 0 0x00100000>; /* downstream I/O */ + + pcie@1,0 { + device_type = "pci"; + assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>; + reg = <0x0800 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &intc 9>; + marvell,pcie-port = <0>; + marvell,pcie-lane = <0>; + clocks = <&gate_clk 2>; + status = "disabled"; + }; + + pcie@2,0 { + device_type = "pci"; + assigned-addresses = <0x82001000 0 0x00044000 0 0x2000>; + reg = <0x1000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + ranges; + interrupt-map-mask = <0 0 0 0>; + interrupt-map = <0 0 0 0 &intc 10>; + marvell,pcie-port = <1>; + marvell,pcie-lane = <0>; + clocks = <&gate_clk 18>; + status = "disabled"; + }; + }; }; }; diff --git a/arch/arm/boot/dts/kirkwood.dtsi b/arch/arm/boot/dts/kirkwood.dtsi index fada7e6d24d8..7eef88f00fea 100644 --- a/arch/arm/boot/dts/kirkwood.dtsi +++ b/arch/arm/boot/dts/kirkwood.dtsi @@ -19,6 +19,7 @@ ocp@f1000000 { compatible = "simple-bus"; ranges = <0x00000000 0xf1000000 0x4000000 + 0xe0000000 0xe0000000 0x8100000 /* PCIE */ 0xf5000000 0xf5000000 0x0000400>; #address-cells = <1>; #size-cells = <1>; -- 2.39.5