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: usb: musb: Force-disable pullup on shutdown From: Bin Liu Message-Id: <20190403185423.GS25852@uda0271908> Date: Wed, 3 Apr 2019 13:54:23 -0500 To: Paul Cercueil Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, od@zcrc.me List-ID: T24gV2VkLCBBcHIgMDMsIDIwMTkgYXQgMDU6NTI6MjBQTSArMDIwMCwgUGF1bCBDZXJjdWVpbCB3 cm90ZToKPiAKPiAKPiBMZSBtZXIuIDMgYXZyaWwgMjAxOSDDoCAxNzo0NiwgQmluIExpdSA8Yi1s aXVAdGkuY29tPiBhIMOpY3JpdCA6Cj4gPk9uIFdlZCwgQXByIDAzLCAyMDE5IGF0IDA1OjMxOjMx UE0gKzAyMDAsIFBhdWwgQ2VyY3VlaWwgd3JvdGU6Cj4gPj4KPiA+Pgo+ID4+IExlIG1lci4gMyBh dnJpbCAyMDE5IMOgIDE1OjI2LCBCaW4gTGl1IDxiLWxpdUB0aS5jb20+IGEgw6ljcml0IDoKPiA+ PiA+T24gVHVlLCBBcHIgMDIsIDIwMTkgYXQgMDk6NTg6NDJQTSArMDIwMCwgUGF1bCBDZXJjdWVp bCB3cm90ZToKPiA+PiA+PiBIaSwKPiA+PiA+Pgo+ID4+ID4+IExlIGx1bi4gMSBhdnJpbCAyMDE5 IMOgIDIwOjIwLCBCaW4gTGl1IDxiLWxpdUB0aS5jb20+IGEgw6ljcml0IDoKPiA+PiA+PiA+T24g TW9uLCBBcHIgMDEsIDIwMTkgYXQgMDc6NDY6MjJQTSArMDIwMCwgUGF1bCBDZXJjdWVpbCB3cm90 ZToKPiA+PiA+PiA+Pgo+ID4+ID4+ID4+Cj4gPj4gPj4gPj4gTGUgbHVuLiAxIGF2cmlsIDIwMTkg w6AgMTk6MTcsIEJpbiBMaXUgPGItbGl1QHRpLmNvbT4gYQo+ID4+w6ljcml0IDoKPiA+PiA+PiA+ PiA+T24gVGh1LCBNYXIgMjEsIDIwMTkgYXQgMDM6NDI6NDZQTSArMDEwMCwgUGF1bCBDZXJjdWVp bAo+ID4+d3JvdGU6Cj4gPj4gPj4gPj4gPj4gV2hlbiB0aGUgbXVzYiBpcyBzaHV0ZG93biwgZm9y IGluc3RhbmNlIHdoZW4gdGhlIGRyaXZlciBpcwo+ID4+ID4+ID4+dW5sb2FkZWQsCj4gPj4gPj4g Pj4gPj4gZm9yY2UtZGlzYWJsZSB0aGUgcHVsbHVwLiBPdGhlcndpc2UsIHRoZSBob3N0IHdpbGwK PiA+PnN0aWxsIHNlZQo+ID4+ID4+ID4+ID4+dGhlIGdhZGdldAo+ID4+ID4+ID4+ID4+IGRldmlj ZSBldmVuIGFmdGVyIHRoZSBzaHV0ZG93bi4KPiA+PiA+PiA+PiA+Cj4gPj4gPj4gPj4gPmhvdyB3 b3VsZCB0aGlzIGhhcHBlbj8KPiA+PiA+PiA+PiA+Cj4gPj4gPj4gPj4gPndoZW4gbXVzYi1oZHJj IGRyaXZlciBpcyB1bmxvYWRlZCwgdWRjIGNvcmUgcmVtb3ZlcyB0aGUgYm91bmQKPiA+PiA+PiA+ PmdhZGdldAo+ID4+ID4+ID4+ID5kcml2ZXIgd2hpY2ggY2FsbHMgbXVzYl9nYWRnZXRfcHVsbHVw KCkgdG8gZGlzYWJsZSB0aGUKPiA+PnB1bGx1cC4KPiA+PiA+PiA+Pgo+ID4+ID4+ID4+IEknbSB0 ZXN0aW5nIHdpdGggdGhlIGp6NDc0MC1tdXNiIGRyaXZlci4gSSBkb24ndCB1bmxvYWQgdGhlCj4g Pj4gPj4gPj5tb2R1bGUgKGl0J3MKPiA+PiA+PiA+PiBidWlsdC1pbikgYnV0IHVuYmluZCBpdCBm cm9tIHN5c2ZzLgo+ID4+ID4+ID4KPiA+PiA+PiA+SSBkaWQgdW5iaW5kIHRvby4KPiA+PiA+PiA+ Cj4gPj4gPj4gPnJvb3RAYW0zMzV4LWV2bTovc3lzL2J1cy9wbGF0Zm9ybS9kcml2ZXJzL211c2It aGRyYyMgZWNobwo+ID4+ID4+ID5tdXNiLWhkcmMuMCA+IHVuYmluZAo+ID4+ID4+ID4KPiA+PiA+ PiA+b3IgdW5iaW5kIHRoZSBnbHVlIGRyaXZlcjoKPiA+PiA+PiA+Cj4gPj4gPj4gPnJvb3RAYW0z MzV4LWV2bTovc3lzL2J1cy9wbGF0Zm9ybS9kcml2ZXJzL211c2ItZHNwcyMgZWNobwo+ID4+ID4+ ID40NzQwMTQwMC51c2IgPiB1bmJpbmQKPiA+PiA+PiA+Cj4gPj4gPj4gPm11c2JfZ2FkZ2V0X3B1 bGx1cCgpIGlzIGNhbGxlZCBpbiBib3RoIGNhc2VzLgo+ID4+ID4+ID4KPiA+PiA+PiA+WyAzODgw LjU5NzAxNF0gWzxiZjQ0NGFiMD5dIChtdXNiX2dhZGdldF9wdWxsdXAKPiA+PlttdXNiX2hkcmNd KSBmcm9tCj4gPj4gPj4gPls8YmY0MDJjYmM+XSAodXNiX2dhZGdldF9kaXNjb25uZWN0KzB4M2Mv MHhmNCBbdWRjX2NvcmVdKQo+ID4+ID4+ID5bIDM4ODAuNjA3OTU5XSBbPGJmNDAyY2JjPl0gKHVz Yl9nYWRnZXRfZGlzY29ubmVjdCBbdWRjX2NvcmVdKQo+ID4+ID4+ID5mcm9tIFs8YmY0MDNiMjg+ XSAodXNiX2dhZGdldF9yZW1vdmVfZHJpdmVyKzB4NGMvMHg5MAo+ID4+W3VkY19jb3JlXSkKPiA+ PiA+PiA+WyAzODgwLjYxOTMzOF0gWzxiZjQwM2IyOD5dICh1c2JfZ2FkZ2V0X3JlbW92ZV9kcml2 ZXIKPiA+Plt1ZGNfY29yZV0pCj4gPj4gPj4gPmZyb20gWzxiZjQwM2QyMD5dICh1c2JfZGVsX2dh ZGdldF91ZGMrMHg1Yy8weGMwIFt1ZGNfY29yZV0pCj4gPj4gPj4KPiA+PiA+PiBJbiBteSBjYXNl IHRoaXMgc3RvcHMgaGVyZSwgdXNiX2RlbF9nYWRnZXRfdWRjKCkgZG9lcyBub3QgY2FsbAo+ID4+ ID4+IHVzYl9nYWRnZXRfcmVtb3ZlX2RyaXZlcigpLCB0aGF0J3Mgd2h5IHRoZSBwdWxsdXAgaXMg bmV2ZXIKPiA+PmRpc2FibGVkLgo+ID4+ID4+Cj4gPj4gPj4gSSBndWVzcyB0aGF0J3MgYmVjYXVz ZSB1ZGMtPmRyaXZlciBpcyBOVUxMOyBJJ20gdGVzdGluZyB3aXRoCj4gPj4gPgo+ID4+ID50aGVu IHRoZSBwdWxsdXAgc2hvdWxkIGJlIGRpc2FibGUgYnkgbm93Lgo+ID4+ID4KPiA+PiA+PiBDT05G SUdfVVNCX0NPTkZJR0ZTLAo+ID4+ID4+IGFuZCBJIGRvbid0IGNvbmZpZ3VyZSBhbnl0aGluZyBp biBzeXNmcyBiZWZvcmUgdW5iaW5kaW5nIHRoZQo+ID4+ZHJpdmVyLgo+ID4+ID4KPiA+PiA+SSBk aWRuJ3QgY2hlY2sgb24gdGhpcywgYnV0IEkgY291bGQgaW1hZ2luZSB0aGF0Cj4gPj4gPi0gd2hl biBhIGNvbmZpZ2ZzIGdhZGdldCBpcyBib3VuZCB0byB0aGUgdWRjLCAucHVsbHVwKCkgaXMgY2Fs bGVkOwo+ID4+ID4tIHdoZW4gdGhlIGNvbmZpZ2ZzIGdhZGdldCBpcyB1bmJvdW5kIGZyb20gdGhl IHVkYywgLnB1bGx1cAo+ID4+c2hvdWxkIGJlCj4gPj4gPiAgY2FsbGVkIGFnYWluIHRvIGRpc2Fi bGUgdGhlIHB1bGx1cC4KPiA+Pgo+ID4+IEFuIGltcG9ydGFudCB0aGluZyB0aGF0IEkgZGlkIG5v dCBtZW50aW9uLCBpcyB0aGF0IHRoZSBTb0MgYm9vdHMKPiA+PiBmcm9tIFVTQiwKPiA+PiBzbyB0 aGUgcHVsbHVwIGlzIGFjdGl2ZSBiZWZvcmUgdGhlIG11c2IgZHJpdmVyIGxvYWRzLiBTaW5jZSBp bgo+ID4+bXkgY2FzZSBhCj4gPgo+ID5JdCBzb3VuZHMgdG8gbWUgdGhhdCB0aGUgbXVzYiBkcml2 ZXIgc2hvdWxkIGRpc2FibGUgdGhlIHB1bGx1cCBkdXJpbmcKPiA+aW5pdC4gIElzbid0IGl0Pwo+ IAo+IFllcy4gSSBjYW4gbW92ZSBpdCB0byBtdXNiX2dhZGdldF9zZXR1cCgpLiBTaG91bGQgSSBz dGlsbCBwcm90ZWN0IGl0Cj4gd2l0aAo+IHRoZSBzcGlubG9jayB0aGVuPwoKVGhhbmtzLiBJIGRv bid0IHRoaW5rIHNwaW5sb2NrIGlzIG5lY2Vzc2FyeSBoZXJlLgoKLUJpbi4K