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: dwc3: core: power on PHYs before initializing core From: Brian Norris Message-Id: <20180117214601.GA111796@google.com> Date: Wed, 17 Jan 2018 13:46:03 -0800 To: William Wu Cc: balbi@kernel.org, gregkh@linuxfoundation.org, heiko@sntech.de, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-rockchip@lists.infradead.org, frank.wang@rock-chips.com, huangtao@rock-chips.com, dianders@google.com, groeck@google.com, daniel.meng@rock-chips.com, John.Youn@synopsys.com, lin.huang@rock-chips.com List-ID: T24gRnJpLCBKYW4gMTIsIDIwMTggYXQgMTI6MDA6MTZQTSArMDgwMCwgV2lsbGlhbSBXdSB3cm90 ZToKPiBUaGUgZHdjM19jb3JlX2luaXQoKSBnZXRzIHRoZSBQSFlzIGFuZCBpbml0aWFsaXplcyB0 aGUgUEhZcyB3aXRoCj4gdGhlIHVzYl9waHlfaW5pdCgpIGFuZCBwaHlfaW5pdCgpIGZ1bmN0aW9u cyBiZWZvcmUgaW5pdGlhbGl6aW5nCj4gY29yZSwgYW5kIHBvd2VyIG9uIHRoZSBQSFlzIGFmdGVy IGNvcmUgaW5pdGlhbGl6YXRpb24gaXMgZG9uZS4KPiAKPiBIb3dldmVyLCBzb21lIHBsYXRmb3Jt cyAoZS5nLiBSb2NrY2hpcCBSSzMzOTkgRFdDMyB3aXRoIFR5cGUtQwo+IFVTQjMgUEhZKSwgaXQg bmVlZHMgdG8gZG8gc29tZSBzcGVjaWFsIG9wZXJhdGlvbiB3aGlsZSBwb3dlciBvbgo+IHRoZSBU eXBlLUMgUEhZIGJlZm9yZSBpbml0aWFsaXppbmcgRFdDMyBjb3JlLiBJdCdzIGJlY2F1c2UgdGhh dAo+IHRoZSBSSzMzOTkgVHlwZS1DIFBIWSByZXF1aXJlcyB0byBob2xkIHRoZSBEV0MzIGNvbnRy b2xsZXIgaW4KPiByZXNldCBzdGF0ZSB0byBrZWVwIHRoZSBQSVBFIHBvd2VyIHN0YXRlIGluIFAy IHdoaWxlIGNvbmZpZ3VyaW5nCj4gdGhlIFR5cGUtQyBQSFksIG90aGVyd2lzZSwgaXQgbWF5IGNh dXNlIHdhaXRpbmcgZm9yIHRoZSBQSVBFIHJlYWR5Cj4gdGltZW91dC4gSW4gdGhpcyBjYXNlLCBp ZiB3ZSBwb3dlciBvbiB0aGUgUEhZcyBhZnRlciB0aGUgRFdDMyBjb3JlCj4gaW5pdGlhbGl6YXRp b24gaXMgZG9uZSwgdGhlIGNvcmUgd2lsbCBiZSByZXNldCB0byB1bmluaXRpYWxpemVkCj4gc3Rh dGUgYWZ0ZXIgcG93ZXIgb24gdGhlIFBIWXMuCj4gCj4gRml4IHRoaXMgYnkgcG93ZXJpbmcgb24g dGhlIFBIWXMgYmVmb3JlIGluaXRpYWxpemluZyBjb3JlLiBBbmQKPiBiZWNhdXNlIHRoZSBHVUlE IHJlZ2lzdGVyIG1heSBhbHNvIGJlIHJlc2V0IGluIHRoaXMgY2FzZSwgc28gd2UKPiBuZWVkIHRv IGNvbmZpZ3VyZSB0aGUgR1VJRCByZWdpc3RlciBhZnRlciBwb3dlcmluZyBvbiB0aGUgUEhZcy4K PiAKPiBTaWduZWQtb2ZmLWJ5OiBXaWxsaWFtIFd1IDx3aWxsaWFtLnd1QHJvY2stY2hpcHMuY29t PgoKVGhpcyBraW5kYSBzaG91bGQgYmUgcGFydCBvZiB5b3VyIHNlcmllczoKCltQQVRDSCAwLzNd IFJlc2V0IFVTQjMgY29udHJvbGxlciBiZWZvcmUgaW5pdGlhbGl6aW5nIFR5cGUtQyBQSFkgb24g cmszMzk5CgpvciBhdCBsZWFzdCBtZW50aW9uZWQgdGhlcmUsIGJlY2F1c2UgdGhlIHNlcmllcyB0 aGVyZSBkb2Vzbid0IHF1aXRlCnJpZ2h0IG90aGVyd2lzZSwgbm8/CgpBbnl3YXksIEkgdGhpbmsg dGhpcyBwYXRjaCBsb29rcyBPSy4gSSBkb24ndCBpbW1lZGlhdGVseSBzZWUgZ29vZApyZWFzb25z IGZvciBkZWxheWluZyB0aGUgUEhZIGluaXQgdW50aWwgbGF0ZXIsIGFuZCBJIGRvIHNlZSByZWFz b25zIHdoeQppdCBjb3VsZCBiZSB1c2VmdWwgZWFybGllcjoKClJldmlld2VkLWJ5OiBCcmlhbiBO b3JyaXMgPGJyaWFubm9ycmlzQGNocm9taXVtLm9yZz4KCj4gLS0tCj4gIGRyaXZlcnMvdXNiL2R3 YzMvY29yZS5jIHwgNDYgKysrKysrKysrKysrKysrKysrKysrKy0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwgMjIgaW5zZXJ0aW9ucygrKSwgMjQgZGVsZXRpb25zKC0p Ci0tLQpUbyB1bnN1YnNjcmliZSBmcm9tIHRoaXMgbGlzdDogc2VuZCB0aGUgbGluZSAidW5zdWJz Y3JpYmUgbGludXgtdXNiIiBpbgp0aGUgYm9keSBvZiBhIG1lc3NhZ2UgdG8gbWFqb3Jkb21vQHZn ZXIua2VybmVsLm9yZwpNb3JlIG1ham9yZG9tbyBpbmZvIGF0ICBodHRwOi8vdmdlci5rZXJuZWwu b3JnL21ham9yZG9tby1pbmZvLmh0bWwK