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: [4/4] usb: musb: Add support for MediaTek musb controller From: Bin Liu Message-Id: <20190110141840.GA18026@uda0271908> Date: Thu, 10 Jan 2019 08:18:40 -0600 To: Min Guo Cc: Rob Herring , Greg Kroah-Hartman , Mark Rutland , Matthias Brugger , Alan Stern , chunfeng.yun@mediatek.com, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Yonglong Wu List-ID: SGkgTWluLAoKUGxlYXNlIGJyaWVmbHkgc3VtbWFyaXplIHRoZSBjb250cm9sbGVyIGRpZmZlcmVu Y2VzIGluIHRoZSBjb21taXQgbG9nLApzdWNoIGFzCgotIFdJQyBpbnRlcnJ1cHQgcmVnaXN0ZXJz OwotIGRhdGEgdG9nZ2xlIGJpdDsKLSBubyBkZWRpY2F0ZWQgRE1BIGludGVycnVwdCBsaW5lOwoK c28gdGhhdCB3ZSBjYW4gcXVpY2tseSB1bmRlcnN0YW5kIHRoZSBjb3JlIGRyaXZlciBpcyBtb2Rp ZmllZAphY2NvcmRpbmdseSB0byBoYW5kbGUgdGhlIGRpZmZlcmVuY2VzLgoKT24gVGh1LCBKYW4g MTAsIDIwMTkgYXQgMDM6MjQ6MjJQTSArMDgwMCwgTWluIEd1byB3cm90ZToKPiBIaSBCaW4sCgpb c25pcF0KCj4gPiA+ID4gPiArCQltdXNiX3dyaXRlYihtYmFzZSwgTVVTQl9JTlRSVVNCLAo+ID4g PiA+ID4gKwkJCW11c2JfcmVhZGIobWJhc2UsIE1VU0JfSU5UUlVTQikpOwo+ID4gPiA+IAo+ID4g PiA+IEZvciB0aGlzIGNsZWFyaW5nIHJlZ2lzdGVyIGJpdCBvcGVyYXRpb24sIHBsZWFzZSBjcmVh dGUgcGxhdGZvcm0gaG9va3MKPiA+ID4gPiBtdXNiX2NsZWFyYigpIGFuZCBtdXNiX2NsZWFydygp IGluIHN0cnVjdCBtdXNiX3BsYXRmb3JtX29wcyBpbnN0ZWFkLAo+ID4gPiA+IHRoZW4gZm9sbG93 IGhvdyBtdXNiX3JlYWRiKCkgcG9pbnRlciBpcyBhc3NpZ25lZCBpbgo+ID4gPiA+IG11c2JfaW5p dF9jb250cm9sbGVyKCkgdG8gdXNlIHRoZSBXMUMgdmVyc2lvbiBmb3IgbXRrIHBsYXRmb3JtLgo+ ID4gPiAKPiA+ID4gSSBoYXZlIHRyaWVkIGltcGxlbWVudGluZyBtdXNiX3JlYWRiKCksIG11c2Jf cmVhZHcoKSBpbnRlcmZhY2Ugd2l0aAo+ID4gPiBpbnRlcnJ1cHQgc3RhdHVzIFcxQyBmdW5jdGlv biBpbiBzdHJ1Y3QgbXVzYl9wbGF0Zm9ybV9vcHMuIEJ1dCB0aGlzCj4gPiA+IGludGVyZmFjZSB3 aWxsIHJlcXVpcmUgYSBnbG9iYWwgdmFyaWFibGUgdG8gaG9sZCBNQUMgYmFzaWMgYWRkcmVzcyBm b3IKPiA+ID4ganVkZ21lbnQsIGFuZCB0aGVuIHNwZWNpYWwgaGFuZGxpbmcgb2YgdGhlIGludGVy cnVwdCBzdGF0ZS4gQSBnbG9iYWwKPiA+ID4gdmFyaWFibGUgd2lsbCBtYWtlIHRoZSBkcml2ZXIg d29yayB3aXRoIG9ubHkgYSBzaW5nbGUgaW5zdGFuY2UsIHNvIGl0Cj4gPiA+IGNhbid0IHdvcmsg b24gc29tZSBNVEsgcGxhdGZvcm1zIHdoaWNoIGhhdmUgdHdvIGluc3RhbmNlcy4KPiA+IAo+ID4g SSBkaWRuJ3QgbWVhbiB0byBtb2RpZnkgbXVzYl9yZWFkKigpLCBidXQKPiA+IAo+ID4gPiBIb3cg YWJvdXQgY3JlYXRpbmcgbXVzYl9jbGVhcmIvdygpIGFzIGZvbGxvd2luZzoKPiA+ID4gdm9pZCAo KmNsZWFyYikodm9pZCBfX2lvbWVtICphZGRyLCB1bnNpZ25lZCBvZmZzZXQsIHU4IGRhdGEpOwo+ ID4gPiB2b2lkICgqY2xlYXJ3KSh2b2lkIF9faW9tZW0gKmFkZHIsIHVuc2lnbmVkIG9mZnNldCwg dTE2IGRhdGEpOwo+ID4gCj4gPiB0aGlzIGlzIHdoYXQgSSB3YXMgYXNraW5nIGZvciwgc2ltaWxh ciB0byB3aGF0IG11c2JfcmVhZGIvdygpIGlzCj4gPiBpbXBsZW1lbnRlZC4KPiAKPiBJIHdpbGwg cHJlcGFyZSBhIHBhdGNoIGZvciBtdXNiX2NsZWFyYi93KCkuCgpUaGlzIGRvZXNuJ3QgaGF2ZSB0 byBiZSBhIHNlcGFyYXRlIHBhdGNoLgoKPiA+ID4gPiA+ICsJCW11c2Jfd3JpdGV3KG1iYXNlLCBN VVNCX0lOVFJSWCwKPiA+ID4gPiA+ICsJCQltdXNiX3JlYWR3KG1iYXNlLCBNVVNCX0lOVFJSWCkp Owo+ID4gPiA+ID4gKwkJbXVzYl93cml0ZXcobWJhc2UsIE1VU0JfSU5UUlRYLAo+ID4gPiA+ID4g KwkJCW11c2JfcmVhZHcobWJhc2UsIE1VU0JfSU5UUlRYKSk7Cj4gPiA+ID4gPiArCX0KCltzbmlw XQoKPiA+ID4gPiA+ICsJLyogTWVkaWFUZWsgY29udHJvbGxlciBoYXMgcHJpdmF0ZSB0b2dnbGUg cmVnaXN0ZXIgKi8KPiA+ID4gPiAKPiA+ID4gPiBvbmx5IG9uZSB0b2dnbGUgcmVnaXN0ZXIgZm9y IGFsbCBlbmRwb2ludHM/IGhvdyBkb2VzIGl0IGhhbmRsZQo+ID4gPiA+IGRpZmZlcmVuY2UgdG9n Z2xlIHZhbHVlcyBmb3IgZGlmZmVyZW50IGVuZHBvaW50cz8KPiA+ID4gCj4gPiA+IE1lZGlhVGVr IGNvbnRyb2xsZXIgaGFzIHNlcGFyYXRlIHJlZ2lzdGVycyB0byBkZXNjcmliZSBUWC9SWCB0b2dn bGUuCj4gPiAKPiA+IElzIGl0IG9uZSByZWdpc3RlciBwZXIgZW5kcG9pbnQ/Cj4gCj4gTVVTQl9S WFRPRy9NVVNCX1RYVE9HIGlzIGNvbW1vbiByZWdpc3RlciwgZWFjaCBiaXQgcmVmbGVjdHMgdGhl IHRvZ2dsZQo+IHN0YXRlIG9mIGFuIGVuZHBvaW50LiBiaXRbMF0gbm90IHVzZWQsYml0WzF+OF0g Y29ycmVzcG9uZHMgdG8gZXBbMX44XQo+IAo+ID4gPiAKPiA+ID4gPiA+ICsJaWYgKG11c2ItPm9w cy0+cXVpcmtzICYgTVVTQl9NVEtfUVVJUktTKSB7Cj4gPiA+ID4gPiArCQl1MTYgdG9nZ2xlOwo+ ID4gPiA+ID4gKwkJdTggZXBudW0gPSBxaC0+aHdfZXAtPmVwbnVtOwo+ID4gPiA+ID4gKwo+ID4g PiA+ID4gKwkJaWYgKGlzX2luKQo+ID4gPiA+ID4gKwkJCXRvZ2dsZSA9IG11c2JfcmVhZGwobXVz Yi0+bXJlZ3MsIE1VU0JfUlhUT0cpOwo+ID4gCj4gPiB0aGlzIGxpbmUgc2VlbXMgdGVsbGluZyB0 aGVyZSBpcyBqdXN0ICpvbmUqIHJlZ2lzdGVyIGZvciBhbGwgZW5kcG9pbnRzLgo+IAo+IFllcywg YWxsIGVuZHBvaW50IHNoYXJlIHRoaXMgcmVnaXN0ZXIsIGVuZHBvaW50IGFuZCBiaXQgYXJlIG9u ZS10by1vbmUKPiBjb3JyZXNwb25kZW5jZS4KCk9rYXksIHRoYW5rcy4gU29ycnkgSSBtaXNzZWQg dGhlIGJpdCBvcGVyYXRpb24gaW4gdGhlIGNvZGUgYmVsb3cuCgo+IAo+ID4gPiA+IAo+ID4gPiA+ IHNob3VsZCB1c2UgbXVzYl9yZWFkdygpIGluc3RlYWQ/IE1VU0JfUlhUT0cgc2VlbXMgdG8gYmUg MTZiaXQuCj4gPiA+IAo+ID4gPiBPawo+ID4gPiAKPiA+ID4gPiA+ICsJCWVsc2UKPiA+ID4gPiA+ ICsJCQl0b2dnbGUgPSBtdXNiX3JlYWRsKG11c2ItPm1yZWdzLCBNVVNCX1RYVE9HKTsKPiA+ID4g PiA+ICsKPiA+ID4gPiA+ICsJCWNzciA9IHRvZ2dsZSAmICgxIDw8IGVwbnVtKTsKClJlZ2FyZHMs Ci1CaW4uCg==