From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZrZbw/jZploFunbiT6l3KbiDVcWvZllbqpCex2jIMQ46AlxqoPchmrvhfV9/6mlRJ92BSbj ARC-Seal: i=1; a=rsa-sha256; t=1525373452; cv=none; d=google.com; s=arc-20160816; b=blpaRJ8aVgvFPfKMLTpHNkw8VzWCStlLFyPS3g40yXVWM4dDQGXAVEBPNGgTwoIOl0 u22926WIFfd4JxHcSJnq36QfUSQaj29isyIN9Jdl8PFyzPUEnED21LS34z6RLoz9/Yi0 es4mHjWw5PSkDMJhS/ypzIZHG00P/6A7z19oUbRdBh5l/84lKh+xjpsQlhs4FaaI0vWH YfI6i8NV1Mea61YronbW/IxkcwzT+aGXXff2jsXlj1WMEjsXfDqtRPdXYPw44qv41HtZ 8yCEiJGX7X+HmlgQaOynVIRmVhab1q4q6Mqt9zKqgxxl9oxOJ4uE7rGQ9OEOjAjELoKW kwHQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:references:in-reply-to:message-id:subject:cc:to:from :date:arc-authentication-results; bh=vjErQ3NY6+q9jsSXBBJfTNoR6Wgl1S9bv8gHOvwl39E=; b=rj/TMJOL48LwxSi8QcyjlLpZgMRAO+fnGjxn69UAbELPQEhII24Od7f4hrBrp6vZur zwh1NzuQFgMAwPmUTJkqkIz7vmMuam8ornlTmJRAXc2OisAUibast0fkG2EFHiLnArCE Zd2ZZSCM5r1YC5gd8gCSoR4bdma7i+YuC1ZYIKg4V/CnG/ABSKZexwQbUlHp0QyyUX// XcD6fGZcGWn+UFFm5LPBCZz4j/VvnDoE9OCONrxvrK4QkdKhBvGol1ZmqOj8fUiSkOXY HwdsTSBF2WBu60DGbD76mfwiP+fdYVDr1lOX7RZVfDyg8sxzz+V+mljj6kGa/pLZlb7v VKXQ== ARC-Authentication-Results: i=1; mx.google.com; spf=neutral (google.com: 2a01:238:43f3:0:615b:ee97:1f81:cbf2 is neither permitted nor denied by best guess record for domain of andreas@kemnade.info) smtp.mailfrom=andreas@kemnade.info Authentication-Results: mx.google.com; spf=neutral (google.com: 2a01:238:43f3:0:615b:ee97:1f81:cbf2 is neither permitted nor denied by best guess record for domain of andreas@kemnade.info) smtp.mailfrom=andreas@kemnade.info Date: Thu, 3 May 2018 20:50:37 +0200 From: Andreas Kemnade To: "H. Nikolaus Schaller" Cc: Johan Hovold , Mark Rutland , Arnd Bergmann , Pavel Machek , "linux-kernel@vger.kernel.org" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Greg Kroah-Hartman , Rob Herring Subject: Re: [PATCH 4/7] dt-bindings: gnss: add u-blox binding Message-ID: <20180503205037.7be552c1@aktux> In-Reply-To: <5242FCAD-3139-4A9C-B9FA-7BBAA0E6AE57@goldelico.com> References: <20180424163458.11947-1-johan@kernel.org> <20180424163458.11947-5-johan@kernel.org> <20180426091018.GU4615@localhost> <20180502081637.GE2285@localhost> <5242FCAD-3139-4A9C-B9FA-7BBAA0E6AE57@goldelico.com> X-Mailer: Claws Mail 3.14.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/HLhJ7LSIWZdtL++bNKyJ94a"; protocol="application/pgp-signature" X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1598647064088300079?= X-GMAIL-MSGID: =?utf-8?q?1599469992888490013?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: --Sig_/HLhJ7LSIWZdtL++bNKyJ94a Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Thu, 3 May 2018 11:35:21 +0200 H. Nikolaus Schaller wrote: > I have realized that the w2sg0004 is an exception (although a Sirf chip) > that it does not provide a WAKEUP signal. And another significant > difference is that we have to keep the serdev UART enabled even if there > is no user-space client. Otherwise we are not able to detect unexpected > activity. So we unfortunately can't move serdev open/close into the .open > and .close ops but need to open it in probe. >=20 how much power does it use to keep the uart enabled? Or should it better be reprogrammed as gpio? Regards, Andreas --Sig_/HLhJ7LSIWZdtL++bNKyJ94a Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEE7sDbhY5mwNpwYgrAfb1qx03ikyQFAlrrWf0ACgkQfb1qx03i kyQlqhAAtbo5wUH6KEaDMqYMadQUYR/q46hYFG2drKJQU2au0ZoTHugUaLZ1SY0a PAHAfxnBYAT/SHVOn7Tp1XkdwhsTVXj2Y/S2YgYymOqD/eDwO66ncyNhP1lWQwX8 PxvtjelEqt4/U/x+QyXgp9eUltmdHDyFe4viZIAWi/ypK2Dltt4hHtry4UYdbmHu 8rQYIesshXI/aaPHbGgE6P53gWl1Qyae68w+HnpjfT79c7mvldJEWAm+bFrJjgRA XlPnbBJ8X7T1J7V06d9xGhDd5GIYwBN8MaKTtejZ4LZs1tdAUQ029ZLVo0YNw2Ce aT9UsymY9wHVAinBQGiA7gogwusLOgoq62wDtTRmhKdsX/aE2zx0iKn8plowTcQ4 knr+PHLT8jOnFWp8ecfCdRHIdLjywbMc8kM3oqIvXtZPDYfia2fcbySlSOJslE2V gk7JTgSZ5OCn3W0M8MObVzifq/G2XzWrqfOGGPm29CJfsDBR5p6FPj8Iqk1/U/Rc ITWgZWesivmVRXpQQUnoyhmKol21NI/LV7xLgVFJ2IEZzcLKz83cVoQgZKQ8oRUy PU2dHeAHMFTURTiCW6v+i80icUxOr5gbQAjYGl8KTOfGdB1hSEMK4/L664RecgVh vX40PHpsiAW8Hi+TvGNxI+jP7YYdKrrPEBoC6py0Q1PxBSp4W9k= =TFvd -----END PGP SIGNATURE----- --Sig_/HLhJ7LSIWZdtL++bNKyJ94a--