Hi Jingoo, On Tuesday 23 July 2013 12:30 PM, Jingoo Han wrote: > On Tuesday, July 23, 2013 3:30 PM, Kishon Vijay Abraham I wrote: >> On Tuesday 23 July 2013 06:44 AM, Jingoo Han wrote: >>> On Tuesday, July 23, 2013 12:04 AM, Kishon Vijay Abraham I wrote: >>>> On Thursday 18 July 2013 10:51 AM, Jingoo Han wrote: >>>>> Exynos PCIe IP consists of Synopsys specific part and Exynos >>>>> specific part. Only core block is a Synopsys designware part; >>>>> other parts are Exynos specific. >>>>> Also, the Synopsys designware part can be shared with other >>>>> platforms; thus, it can be split two parts such as Synopsys >>>>> designware part and Exynos specific part. >>>> >>>> some more queries and comments.. >>> >> . >> . >> <snip> >> . >> . >>>>> + of_pci_range_to_resource(&range, np, &pp->cfg); >>>>> + pp->config.cfg0_size = resource_size(&pp->cfg)/2; >>>>> + pp->config.cfg1_size = resource_size(&pp->cfg)/2; >>>>> + } >>>>> + } >>>>> + >>>>> + pp->dbi_base = devm_ioremap(pp->dev, pp->cfg.start, >>>>> + resource_size(&pp->cfg)); >>>> >>>> Why is configuraion space divided into two? >>> >>> Sorry, I don't know the exact reason. :( >>> Pratyush Anand may know about this. >>> Pratyush Anand, could you answer the question? >>> >>> Also, if you find some problems, please let me know. One more query.. Where is inbound translation configuration done in your driver? how should it be done? Thanks Kishon -- 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