From mboxrd@z Thu Jan 1 00:00:00 1970 From: Cestonaro Thilo Subject: is there a struct uart_driver like struct i2c_driver Date: Mon, 18 Aug 2014 11:54:48 +0200 Message-ID: <53F1CD68.9080901@ts.fujitsu.com> Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms090107010800000408050903" Return-path: Received: from dgate10.ts.fujitsu.com ([80.70.172.49]:11617 "EHLO dgate10.ts.fujitsu.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754233AbaHRJy7 (ORCPT ); Mon, 18 Aug 2014 05:54:59 -0400 Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: "linux-serial@vger.kernel.org" This is a cryptographically signed message in MIME format. --------------ms090107010800000408050903 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable Hey, I need to write a driver which communicates with it's chip via uart. So I was wondering which the best way is to do this. For a i2c device there is the i2c subsystem with it's=20 "module_i2c_driver(foo_driver);" and so on. But I couldn't find any equivalent for a uart device. So what is the desired way to implement such a driver? Is there one or=20 do I need to "struct file * f =3D filp_open("/dev/ttyS4", FLAGS, MODE);" = ? Thanks any hint! 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