From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932614AbeCECuI (ORCPT ); Sun, 4 Mar 2018 21:50:08 -0500 Received: from gateway24.websitewelcome.com ([192.185.51.110]:15393 "EHLO gateway24.websitewelcome.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932442AbeCECuF (ORCPT ); Sun, 4 Mar 2018 21:50:05 -0500 From: Matheus Castello To: stefan.wahren@i2se.com, linus.walleij@linaro.org Cc: eric@anholt.net, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Matheus Castello Subject: [PATCH v2 3/3] pinctrl: bcm2835: Add support for output-low output-high properties Date: Sun, 4 Mar 2018 22:29:20 -0400 Message-Id: <1520216960-19880-4-git-send-email-matheus@castello.eng.br> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1520216960-19880-1-git-send-email-matheus@castello.eng.br> References: <431699005.307231.1520086916739@email.1und1.de> <1520216960-19880-1-git-send-email-matheus@castello.eng.br> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - br164.hostgator.com.br X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - castello.eng.br X-BWhitelist: no X-Source-IP: 191.189.21.134 X-Source-L: No X-Exim-ID: 1esfsl-002WAq-Mv X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: (localhost.localdomain) [191.189.21.134]:25193 X-Source-Auth: matheus@castello.eng.br X-Email-Count: 35 X-Source-Cap: Y2FzdGUyNDg7Y2FzdGUyNDg7YnIxNjQuaG9zdGdhdG9yLmNvbS5icg== X-Local-Domain: yes Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Properties to set initial value of pin output buffer. This can be useful for configure hardware in overlay files, and in early boot for checking it states in QA sanity tests. Signed-off-by: Matheus Castello --- drivers/pinctrl/bcm/pinctrl-bcm2835.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c index 755ea90..a7a8199 100644 --- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c +++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c @@ -969,6 +969,11 @@ static int bcm2835_pinconf_set(struct pinctrl_dev *pctldev, bcm2835_pull_config_set(pc, pin, BCM2835_PUD_UP); break; + /* Set output-high or output-low */ + case PIN_CONFIG_OUTPUT: + bcm2835_gpio_set_bit(pc, arg ? GPSET0 : GPCLR0, pin); + break; + default: return -EINVAL; -- 2.7.4