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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