From mboxrd@z Thu Jan 1 00:00:00 1970 From: Charles Keepax Subject: [PATCH v2 4/5] gpio: of: Add documentation of new sleep standard GPIO specifiers Date: Tue, 23 May 2017 15:47:31 +0100 Message-ID: <1495550852-3672-4-git-send-email-ckeepax@opensource.wolfsonmicro.com> References: <1495550852-3672-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:33981 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030730AbdEWOqo (ORCPT ); Tue, 23 May 2017 10:46:44 -0400 In-Reply-To: <1495550852-3672-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> Sender: linux-gpio-owner@vger.kernel.org List-Id: linux-gpio@vger.kernel.org To: linus.walleij@linaro.org Cc: lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, patches@opensource.wolfsonmicro.com, frowand.list@gmail.com, ldewangan@nvidia.com Add documentation of new GPIO specifiers indicating if the state of an output pin should be maintained during sleep/low-power mode. Signed-off-by: Charles Keepax --- New to the series. Thanks, Charles Documentation/devicetree/bindings/gpio/gpio.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/gpio/gpio.txt b/Documentation/devicetree/bindings/gpio/gpio.txt index bccb8623..802402f 100644 --- a/Documentation/devicetree/bindings/gpio/gpio.txt +++ b/Documentation/devicetree/bindings/gpio/gpio.txt @@ -80,6 +80,8 @@ Optional standard bitfield specifiers for the last cell: https://en.wikipedia.org/wiki/Single-ended_triode - Bit 2: 0 means open-source, 1 means open drain, see: https://en.wikipedia.org/wiki/Open_collector +- Bit 3: 0 means the output should be maintained during sleep/low-power mode + 1 means the output state can be lost during sleep/low-power mode 1.1) GPIO specifier best practices ---------------------------------- -- 2.1.4