On Fri, Mar 14, 2014 at 5:07 AM, Arnd Bergmann <arnd@xxxxxxxx> wrote: > 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. RAM starting address is 0x40_00000000. > > Arnd > CONFIDENTIALITY NOTICE: This e-mail message, including any attachments, > is for the sole use of the intended recipient(s) and contains information > that is confidential and proprietary to Applied Micro Circuits Corporation or its subsidiaries. > It is to be used solely for the purpose of furthering the parties' business relationship. > All unauthorized review, use, disclosure or distribution is prohibited. > If you are not the intended recipient, please contact the sender by reply e-mail > and destroy all copies of the original message. > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html