Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH v4 2/4] arm64: dts: APM X-Gene PCIe device tree nodes | Date | Fri, 14 Mar 2014 13:07:22 +0100 |
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On Thursday 06 March 2014, Tanmay Inamdar wrote: > + pcie0: pcie@1f2b0000 { > + status = "disabled"; > + device_type = "pci"; > + compatible = "apm,xgene-storm-pcie", "apm,xgene-pcie"; > + #interrupt-cells = <1>; > + #size-cells = <2>; > + #address-cells = <3>; > + reg = < 0x00 0x1f2b0000 0x0 0x00010000 /* Controller registers */ > + 0xe0 0xd0000000 0x0 0x00200000>; /* PCI config space */ > + reg-names = "csr", "cfg"; > + ranges = <0x01000000 0x00 0x00000000 0xe0 0x00000000 0x00 0x00010000 /* io */ > + 0x02000000 0x00 0x10000000 0xe0 0x10000000 0x00 0x80000000>; /* mem */ > + dma-ranges = <0x42000000 0x40 0x00000000 0x40 0x00000000 0x40 0x00000000>; > + interrupt-map-mask = <0x0 0x0 0x0 0x7>; > + interrupt-map = <0x0 0x0 0x0 0x1 &gic 0x0 0xc2 0x1 > + 0x0 0x0 0x0 0x2 &gic 0x0 0xc3 0x1 > + 0x0 0x0 0x0 0x3 &gic 0x0 0xc4 0x1 > + 0x0 0x0 0x0 0x4 &gic 0x0 0xc5 0x1>; > + clocks = <&pcie0clk 0>; > + };
Is 0x40.0x00000000 the start of your RAM? I had expected RAM to start at 0.0, and in that case the dma-ranges property would be wrong.
Arnd
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