From patchwork Mon Oct 15 23:31:25 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roland Stigge X-Patchwork-Id: 1597531 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id 6F4CCDFB34 for ; Mon, 15 Oct 2012 23:36:37 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TNuAw-0003RR-NV; Mon, 15 Oct 2012 23:34:23 +0000 Received: from mail.work-microwave.de ([62.245.205.51] helo=work-microwave.de) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TNu8h-0002MK-Dd for linux-arm-kernel@lists.infradead.org; Mon, 15 Oct 2012 23:32:04 +0000 Received: from rst-pc1.lan.work-microwave.de ([192.168.11.78]) (authenticated bits=0) by mail.work-microwave.de with ESMTP id q9FNVxZD018326 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 16 Oct 2012 00:31:59 +0100 Received: by rst-pc1.lan.work-microwave.de (Postfix, from userid 1000) id EDCCDAE06B; Tue, 16 Oct 2012 01:31:58 +0200 (CEST) From: Roland Stigge To: grant.likely@secretlab.ca, linus.walleij@linaro.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, w.sang@pengutronix.de, jbe@pengutronix.de, plagnioj@jcrosoft.com, highguy@gmail.com, broonie@opensource.wolfsonmicro.com, daniel-gl@gmx.net, gregkh@linuxfoundation.org, rmallon@gmail.com Subject: [PATCH RFC 09/11 v4] gpio-pl061: Add block GPIO API Date: Tue, 16 Oct 2012 01:31:25 +0200 Message-Id: <1350343887-7344-10-git-send-email-stigge@antcom.de> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1350343887-7344-1-git-send-email-stigge@antcom.de> References: <1350343887-7344-1-git-send-email-stigge@antcom.de> X-FEAS-SYSTEM-WL: rst@work-microwave.de, 192.168.11.78 X-Spam-Note: CRM114 invocation failed X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.4 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Roland Stigge X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org This patch adds block GPIO API support to the gpio-pl061 driver. Signed-off-by: Roland Stigge --- drivers/gpio/gpio-pl061.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) --- linux-2.6.orig/drivers/gpio/gpio-pl061.c +++ linux-2.6/drivers/gpio/gpio-pl061.c @@ -123,6 +123,21 @@ static void pl061_set_value(struct gpio_ writeb(!!value << offset, chip->base + (1 << (offset + 2))); } +static unsigned long pl061_get_block(struct gpio_chip *gc, unsigned long mask) +{ + struct pl061_gpio *chip = container_of(gc, struct pl061_gpio, gc); + + return !!readb(chip->base + (mask << 2)); +} + +static void pl061_set_block(struct gpio_chip *gc, unsigned long mask, + unsigned long values) +{ + struct pl061_gpio *chip = container_of(gc, struct pl061_gpio, gc); + + writeb(values & mask, chip->base + (mask << 2)); +} + static int pl061_to_irq(struct gpio_chip *gc, unsigned offset) { struct pl061_gpio *chip = container_of(gc, struct pl061_gpio, gc); @@ -256,6 +271,8 @@ static int pl061_probe(struct amba_devic chip->gc.direction_output = pl061_direction_output; chip->gc.get = pl061_get_value; chip->gc.set = pl061_set_value; + chip->gc.get_block = pl061_get_block; + chip->gc.set_block = pl061_set_block; chip->gc.to_irq = pl061_to_irq; chip->gc.ngpio = PL061_GPIO_NR; chip->gc.label = dev_name(&dev->dev);