From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: [v4,2/2] usb/gadget: Add driver for Aspeed SoC virtual hub From: Benjamin Herrenschmidt Message-Id: <1521520598.16434.240.camel@kernel.crashing.org> Date: Tue, 20 Mar 2018 15:36:38 +1100 To: Alan Stern Cc: Felipe Balbi , linux-usb@vger.kernel.org, Greg KH , Joel Stanley , Andrew Jeffery List-ID: T24gU2F0LCAyMDE4LTAzLTE3IGF0IDA5OjUwIC0wNDAwLCBBbGFuIFN0ZXJuIHdyb3RlOgo+IE9u IFNhdCwgMTcgTWFyIDIwMTgsIEJlbmphbWluIEhlcnJlbnNjaG1pZHQgd3JvdGU6Cj4gCj4gPiBP biBGcmksIDIwMTgtMDMtMTYgYXQgMTY6NTYgLTA0MDAsIEFsYW4gU3Rlcm4gd3JvdGU6Cj4gPiA+ IE9uIEZyaSwgMTYgTWFyIDIwMTgsIEJlbmphbWluIEhlcnJlbnNjaG1pZHQgd3JvdGU6Cj4gPiA+ IAo+ID4gPiA+IE9uIFRodSwgMjAxOC0wMy0xNSBhdCAwODowMyArMTEwMCwgQmVuamFtaW4gSGVy cmVuc2NobWlkdCB3cm90ZToKPiA+ID4gPiA+ID4gPiBEbyB5b3UgaGF2ZSBtb3JlIGNvbW1lbnRz IGZvciB0aGUgcmVzdCBvZiB0aGUgZHJpdmVyIG9yIHRoYXQncyBpdCA/Cj4gPiA+ID4gPiA+IAo+ ID4gPiA+ID4gPiBzbyBmYXIsIHRoYXQncyBpdC4KPiA+ID4gPiA+IAo+ID4gPiA+ID4gT2suIEkn bGwgcmUtc2VuZC4KPiA+ID4gPiAKPiA+ID4gPiBTbyBJJ2xsIHJlc2VuZCBpbiBhIG1pbnV0ZSwg ZG9pbmcgYSBmZXcgbW9yZSB0ZXN0cywgaG93ZXZlciwgSSd2ZQo+ID4gPiA+IG5vdGljZWQgc29t ZXRoaW5nIHdoaWNoIEkgd29udCcgaGF2ZSB0aW1lIHRvIHRyYWNrIGRvd24gdGlsIGF0Cj4gPiA+ ID4gYmVzdCBuZXh0IHdlZWssIEkgd29uZGVyIGlmIGl0J3Mgbm9ybWFsL2V4cGVjdGVkLgo+ID4g PiA+IAo+ID4gPiA+IElmIEkganVzdCBjcmVhdGUgYSBtYXNzIHN0b3JhZ2UgZnVuY3Rpb24gc2V0 IHRvIGJlICJyZW1vdmFibGUiIGFuZAo+ID4gPiA+ICJjZHJvbSIgd2l0aCBubyBmaWxlIGF0dGFj aGVkLCAgYW5kIGVuYWJsZSBpdCwgSSBnZXQgYW4gZW5kbGVzcyBzdHJlYW0KPiA+ID4gPiBvZiBy ZXNldHMuIEl0IGxvb2tzIGxpa2UgdGhlIGhvc3QgY29uc3RhbnRseSBkb2VzIFVTQiByZXNldHMu Cj4gPiA+IAo+ID4gPiBUaGF0J3Mgbm90IHdoeSBJIGdldC4gIFRoZXJlJ3MgYW4gZW5kbGVzcyBz dHJlYW0gb2YgbWVzc2FnZXMsIGJ1dCBpdAo+ID4gPiBkb2Vzbid0IGluY2x1ZGUgYW55IHJlc2V0 cy4gIEp1c3QgY29tbWFuZCBmYWlsdXJlcyBhbmQgZW5kcG9pbnQgaGFsdHMuICAKPiA+ID4gRm9y IGV4YW1wbGU6Cj4gPiAKPiA+ICAuLi4vLi4uCj4gPiAKPiA+IEluIG15IGNhc2UsIEkgd2FzIGdl dHRpbmcgcmVzZXRzIG9uIHRoZSBob3N0Ogo+IAogLi4uLy4uLgoKPiBPdXRwdXQgZnJvbSB1c2Jt b24gY291bGQgaGVscC4KClNvIHRoYXQgZW5kZWQgdXAgYmVpbmcgYSBidWcgaW4gbXkgVURDIGRy aXZlci4gRm9yIElOIHJlcXVlc3RzIEkgaGFkIGEKcHJvYmxlbSB3aXRoIDAtbGVuZ3RoIHJlcXVl c3RzIHdoZW4gZW5hYmxpbmcgdGhlIG11bHRpLWRlc2NyaXB0b3IgbW9kZQppbiB0aGUgRVAgd2hp Y2ggc2VlbXMgdG8gYWZmZWN0IHNvbWUgTU9ERV9TRU5TRSByZXNwb25zZXMgYW1vbmcgb3RoZXJz LgoKSSBmaXhlZCB0aGF0IGFuZCBub3cgc2VlIG9ubHkgdGhlIHNpbGVudCBlcnJvcnMgeW91IG1l bnRpb25lZC4KCkZlbGlwZSwgSSdsbCBzZW5kIGEgcmVzcGluIG9mIHRoZSBkcml2ZXIgd2l0aCBh IGZpeCB0b21vcnJvdy4KCiAuLi4vLi4uCgo+IE1heWJlLi4uICBFdmVuIGFmdGVyIGNkcm9tIHN1 cHBvcnQgd2FzIGFkZGVkIHRvIHRoZSBnYWRnZXQsIHRoZSBzY29wZSAKPiB3YXMgbGltaXRlZC4g IEl0IHdhcyBpbnRlbmRlZCB0byBlbXVsYXRlIF9vbmx5XyBhIENEIGRyaXZlLCBub3QgYSBEVkQg Cj4gZHJpdmUuCj4gCj4gQWxzbywgaWYgSSdtIG5vdCBtaXN0YWtlbiwgdGhlIGNvbW1hbmRzIHRo YXQgdGhlIGVtdWxhdGlvbiBkb2Vzbid0IAo+IGhhbmRsZSBhcmUgYWxsIG9wdGlvbmFsLgoKUmln aHQuIE9uZSBsb3cgaGFuZ2luZyBmcnVpdCBzZWVtcyB0byBiZSAKR0VUX0VWRU5UX1NUQVRVU19O T1RJRklDQVRJT04gKDB4NGEpLiBJJ2xsIGxvb2sgaW50byBpdCBpbiBteSBjb3Bpb3VzCnNwYXJl IHRpbWUgOy0pCgpUaGVyZSBhcmUgYSBmZXcgbW9yZSwgd2hpY2ggYXMgbG9uZyBhcyB3ZSBvbmx5 IHN1cHBvcnQgInJlYWQgb25seSIKQ0QvRFZEIHNob3VsZCBiZSBmYWlybHkgZWFzeSB0byBkZWFs IHdpdGguCgpDaGVlcnMsCkJlbi4KCj4gQWxhbiBTdGVybgo+IAo+ID4gVGhlIEFzcGVlZCBjaGlw IGlzIGEgQk1DIGNoaXAsIGllIHNlcnZlciBtYW5hZ2VtZW50IHByb2Nlc3NvciwgYW5kIGlzCj4g PiBjb25uZWN0ZWQgdmlhIHRoZSBVU0IgZ2FkZ2V0IHRvIHRoZSBhY3R1YWwgc2VydmVyICh0aGUg aG9zdCkuIE9uZSBvZgo+ID4gdGhlIHVzYWdlIHNjZW5hcmlvIGhlcmUgaXMgdG8gdXNlIFVTQiBn YWRnZXQgdG8gcHJlc2VudCBkaXN0cm8gSVNPcyBhcwo+ID4gVVNCIENEL0RWRHMgdG8gdGhlIGhv c3QgZm9yIHJlbW90ZSBwcm92aXNpb25pbmcgKHNvdXJjZWQgb3ZlciB0aGUKPiA+IG5ldHdvcmsg dmlhIHNvbWV0aGluZyBsaWtlIG5iZCkuCj4gPiAKPiA+IE5vdGUgdGhhdCBkdWUgdG8gdGhlIGxp bWl0YXRpb24gb2YgaGF2aW5nIHRvIHVzZSBhIGZpbGUgb3IgYSBibG9jawo+ID4gZGV2aWNlLCB3 ZSBtaWdodCBlbmQgdXAgZG9pbmcgYSB1c2Vyc3BhY2UgQ0RST00gZW11bGF0aW9uIGluc3RlYWQg dGhhdAo+ID4gY2FuIHNvdXJjZSBJU09zIHZpYSB0aGluZ3MgbGlrZSBIVFRQUyBpbnN0ZWFkLCBi dXQgaW5pdGlhbGx5IHRoZSBhYm92ZQo+ID4gaXMgd2hhdCB3ZSBhcmUgdG95aW5nIHdpdGguCj4g PiAKPiA+IENoZWVycywKPiA+IEJlbi4KLS0tClRvIHVuc3Vic2NyaWJlIGZyb20gdGhpcyBsaXN0 OiBzZW5kIHRoZSBsaW5lICJ1bnN1YnNjcmliZSBsaW51eC11c2IiIGluCnRoZSBib2R5IG9mIGEg bWVzc2FnZSB0byBtYWpvcmRvbW9Admdlci5rZXJuZWwub3JnCk1vcmUgbWFqb3Jkb21vIGluZm8g YXQgIGh0dHA6Ly92Z2VyLmtlcm5lbC5vcmcvbWFqb3Jkb21vLWluZm8uaHRtbAo=