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: serial: cp210x: Implement GPIO support for CP2102N From: Johan Hovold Message-Id: <20180705130931.GA9802@localhost> Date: Thu, 5 Jul 2018 15:09:31 +0200 To: Martyn Welch Cc: Karoly Pados , Johan Hovold , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: T24gRnJpLCBKdW4gMjIsIDIwMTggYXQgMDQ6MTA6MjFQTSArMDEwMCwgTWFydHluIFdlbGNoIHdy b3RlOgo+IE9uIFdlZCwgMjAxOC0wNi0yMCBhdCAxOTo0MSArMDAwMCwgS2Fyb2x5IFBhZG9zIHdy b3RlOgoKPiA+IEhlcmUgSSBhcmd1ZSB0aGUgZm9sbG93aW5nIG11bHRpcGxlIHdheXMuIEZpcnN0 LCBJIHNheSB0aGF0IGNsYWltaW5nCj4gPiB0aGF0IGEgcGluIHdoaWNoIGlzIHVzZWQgYXMgYW4g aW5wdXQgaXMgYWN0dWFsbHkgYW4gb3V0cHV0IGlzIG5vdAo+ID4gb25seSBjb25mdXNpbmcsIGJ1 dCBhbHNvIG11Y2ggbGVzcyBjb3JyZWN0IHRoYW4gdGhpbmtpbmcgb2YgaXQgYXMgYW4KPiA+IGlu cHV0IHBpbiB3aXRoIGEgd2VhayBwdWxsdXAgdG8gcHJldmVudCBmbG9hdGluZyBzaWduYWxzLiBT ZWNvbmQsCj4gPiB0aGUgcHVsbHVwcyAtIHdoaWxlIG5vdMKgIGV4cGxpY2l0bHkgbGlzdGVkIGlu IHRoZSBkYXRhc2hlZXQgLSBjYW4gYmUKPiA+IGNhbGN1bGF0ZWQgZnJvbSB3aGF0IGlzIHRoZXJl LMKgIGFuZCBmb3IgdGhlIGNwMjEwNSBhcmUgdHlwaWNhbGx5Cj4gPiAxMzJrLCBmb3IgdGhlIGNw MjEwMm4gZXZlbiBoaWdoZXIgYXJvdW5kwqAgMTY1ay4gVGhlc2UgYXJlIHByZXR0eQo+ID4gd2Vh ayBwdWxsdXBzLCBzbyB3ZWFrIHRoYXQgdGhleSB3b24ndCBtYXR0ZXIgZm9yIHRoZSB2YXN0IG1h am9yaXR5Cj4gPiBvZiBhcHBsaWNhdGlvbnMgYXMgcGVvcGxlIHJhcmVseSB1c2UgcHVsbC11cHMg b3IgcHVsbC0gZG93bnMgaGlnaGVyCj4gPiB0aGFuIDEwMGsgKG5vdCBuZXZlciwgYnV0IHJhcmVs eSkuIFNvIGNsYWltaW5nIHRoYXQgaXQgY2FuIHJlc3VsdCBpbgo+ID4gZmFsc2UgZXhwZWN0YXRp b24sIHdoaWxlIG5vdCBjb21wbGV0ZWx5IHdyb25nLCBpcyBmYXZvcmluZyB0aGXCoAo+ID4gbmVl ZHMgb2YgYSBmZXcgaW5zdGVhZCBvZiB0aGUgbXVjaCBtb3JlIGNvbW1vbiBwcmFjdGljZS4KPiA+ IAo+ID4gTGFzdGx5LCBhbmQgbWF5YmUgbW9zdCBpbXBvcnRhbnRseSwgSSBhcmd1ZSB0aGF0IGNh bGxpbmcgZXZlcnl0aGluZwo+ID4gYW7CoCAib3V0cHV0IiBwaW4gb25seSBpbiBuYW1lIGRvZXMg bm90IGFjdHVhbGx5IGF2b2lkIGFueSBkZXNpZ24KPiA+IGVycm9ycywgYXMgdGhlIHNhbWUgY2ly Y3VpdCB0aGF0IHdvdWxkIGNhc2UgYSBmYWxzZSByZWFkaW5nIGluIG9uZQo+ID4gY2FzZSB3b3Vs ZCBhbHNvIGNhdXNlIHRoZSBzYW1lIGZhbHNlIHJlYWRpbmcgaW4gdGhlIG90aGVyLCBhbmQgdGhl Cj4gPiBjaXJjdWl0cyBhcmUgdXN1YWxseSBkZXZlbG9wZWQgYmVmb3JlIHRoZSBzb2Z0d2FyZS4g U28gaXQnbGwgYmUgdG9vCj4gPiBsYXRlIGFueXdheSBieSB0aGUgdGltZcKgIHNvbWVib2R5IHJl YWxpemVzIHN1Y2ggYSBtaXN0YWtlLiBCdXQgb24KPiA+IHRoZSBjb250cmFyeSwgaXQgb3BlbnMg dXAgbW9yZcKgIG9wcG9ydHVuaXRpZXMgZm9yIGVycm9ycywgYmVjYXVzZQo+ID4gbm93IHlvdSBh cmUgb3BlbiB0byBzb2Z0d2FyZSBidWdzIHRoYXQgaWdub3JlIGEgcGluJ3MgZGlyZWN0aW9uCj4g PiBiZWNhdXNlIGV2ZXJ5dGhpbmcncyBhbiBvdXRwdXQgZWl0aGVyIHdheSBldmVuwqAgd2hlbiBp dCByZWFsbHkKPiA+IGlzbid0LCBhbmQgdGhpbmsgdGhhdCB0aGV5IGNhbiB0cmVhdCBpdCBhcyBh cyBvcGVuLWRyYWluIHdoaWxlIGZvcgo+ID4gc29tZSByZWFzb24gaXQgaXMgaW4gcHVzaC1wdWxs IG1vZGUuIFdvcnNlLCBldmVuIGlmIGl0IGlzIGluCj4gPiBvcGVuLWRyYWluIG1vZGUsIGl0IHdp bGwgb25seSB3b3JrIHdpdGggYSBzcGVjaWZpYyBvdXRwdXQgdmFsdWVzIC0KPiA+IGl0IG11c3Qg YmUgaGlnaCwgd2hpY2ggaXMgbm90IHRoZSBkZWZhdWx0LiBXaXRoIG15IHByb3Bvc2FsLMKgCj4g PiBzZXR0aW5nIGEgcGluJ3MgZGlyZWN0aW9uIHRvICJpbnB1dCIgd2lsbCBtYWtlIHN1cmUgaXQg Y2Fubm90IGJlCj4gPiBhY3RpdmVsecKgIGRyaXZlbiBieSB0aGUgY2hpcCwgYXZvaWRpbmcgc3Vj aCAibWlzdW5kZXJzdGFuZGluZ3MiIGFuZAo+ID4gZXJyb3JzLCBhbmTCoCBzaW1pbGFyIG1lYXN1 cmVzIGFyZSBhbHNvIGluIHBsYWNlIGZvciB0aGUgcHVzaC1wdWxsCj4gPiBwaW5zLgo+IAo+IFll YWgsIEknbGwgZ28gd2l0aCB0aGF0LiA6LSkKClNvdW5kcyBnb29kIHRvIG1lIHRvby4gVGhhbmtz IHRvIGJvdGggb2YgeW91IGZvciBzcGVsbGluZyB0aGlzIG91dC4KCj4gPiBUaGUgb25seSBwcm9i bGVtIEkgY2FuIHNlZSBpcyBpZiB0aGVyZSBpc24ndCBhIHdheSBmb3IgdGhlIGNwMjEwNSB0b8Kg Cj4gPiBxdWVyeSB0aGUgcmVzZXQgdmFsdWVzIG9mIHRoZSBwaW5zIChtYXliZSB0aGVyZSBpcywg SSBqdXN0IGhhdmVuJ3TCoAo+ID4gbG9va2VkIGludG8gaXQpLiBUaGVuIEkgZG9uJ3Qga25vdyBo b3cgdGhlIGRpcmVjdGlvbiBjb3VsZCBiZcKgCj4gPiBkZXRlcm1pbmVkIGZvciBhbiBvcGVuLWRy YWluIHBpbiBkdXJpbmcgaW5pdGlhbGl6YXRpb24uIEJ1dCB0aGlzIGlzwqAKPiA+IHNvbHZlZCBm b3IgdGhlIGNwMjEwMm4sIGFuZCB0aGVuIGl0IGlzIGEgZGV2aWNlLXNwZWNpZmljIGlzc3VlIGZv csKgCj4gPiB0aGUgY3AyMTA1LCB3aGljaCBzaG91bGRuJ3QgYmUgZm9yY2VkIG9udG8gb3RoZXIg ZGV2aWNlcyBpZiB3ZQo+ID4gb3RoZXJ3aXNlwqBkZWNpZGUgdGhlIGFwcHJvYWNoIHRvIGJlIGlu ZmVyaW9yLgo+IAo+IEknbSBwcmV0dHkgc3VyZSB0aGVyZSBpcyBhIHdheSB0byBkZXRlcm1pbmUg dGhlIHBpbiBzdGF0ZSwgdGhvdWdoCj4gdW5mb3J0dW5hdGVseSBJIG5vIGxvbmdlciBoYXZlIGFj Y2VzcyB0byB0aGUgSFcgdG8gYmUgYWJsZSB0byB0ZXN0Li4uCgpJZiB0aGlzIGlzbid0ICh5ZXQp IHBvc3NpYmxlLCBpdCdzIG5ldmVyIHdyb25nIHRvIGNvbnRpbnVlIHRyZWF0aW5nIHRoZQpjcDIx MDUgcGlucyBhcyAob3Blbi1kcmFpbikgb3V0cHV0cy4KClRoYW5rcywKSm9oYW4KLS0tClRvIHVu c3Vic2NyaWJlIGZyb20gdGhpcyBsaXN0OiBzZW5kIHRoZSBsaW5lICJ1bnN1YnNjcmliZSBsaW51 eC11c2IiIGluCnRoZSBib2R5IG9mIGEgbWVzc2FnZSB0byBtYWpvcmRvbW9Admdlci5rZXJuZWwu b3JnCk1vcmUgbWFqb3Jkb21vIGluZm8gYXQgIGh0dHA6Ly92Z2VyLmtlcm5lbC5vcmcvbWFqb3Jk b21vLWluZm8uaHRtbAo=