Hi, Fernando <bocadillodeatun@xxxxxxxxx> writes: >> which platform is this? Which kernel version? > > This is a custom design based on an LS1046a reference board from NxP > running kernel 4.4.74 with patches from the LEDE/Openwrt project. in that case, you need to ask for support from NxP. Either that, or you need to switch to the mainline kernel. >> you need to sign agreement with Synopsys to get it. > > I'll work on that. Thanks. But... based on what you know, is it OK to > expect the PORTSC register to change when a device is plugged in? yes. You may wanna get a copy of xhci spec, that's publicly available. > In other words: if I want to figure out whether it is a software > configuration > problem or hardware problem, is looking at the PORTSC register the best > way? or is there a better (DWC3 specific) register to monitor? no idea about how NxP integrated the dwc3 IP. You may wanna ask them. If I were to guess, I'd say you already paid for support. Good luck -- balbi
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