From patchwork Mon Aug 15 20:28:11 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Warren X-Patchwork-Id: 1069152 Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by demeter2.kernel.org (8.14.4/8.14.4) with ESMTP id p7FKUsMd021685 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Mon, 15 Aug 2011 20:31:15 GMT Received: from canuck.infradead.org ([2001:4978:20e::1]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1Qt3na-0004jN-Jf; Mon, 15 Aug 2011 20:30:15 +0000 Received: from localhost ([127.0.0.1] helo=canuck.infradead.org) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1Qt3nW-0000WH-1b; Mon, 15 Aug 2011 20:30:10 +0000 Received: from avon.wwwdotorg.org ([2001:470:1f0f:bd7::2]) by canuck.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1Qt3mG-0000CF-Do for linux-arm-kernel@lists.infradead.org; Mon, 15 Aug 2011 20:28:54 +0000 Received: from severn.wwwdotorg.org (unknown [192.168.65.5]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by avon.wwwdotorg.org (Postfix) with ESMTPS id 47BDF6352; Mon, 15 Aug 2011 14:30:03 -0600 (MDT) Received: from localhost.localdomain (searspoint.nvidia.com [216.228.112.21]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by severn.wwwdotorg.org (Postfix) with ESMTPSA id 079FAE40EB; Mon, 15 Aug 2011 14:28:48 -0600 (MDT) From: Stephen Warren To: Grant Likely , Colin Cross , Erik Gilling , Olof Johansson Subject: [RFC PATCH v2 04/13] docs/dt: Document nvidia, tegra20-gpio's nvidia, enabled-gpios property Date: Mon, 15 Aug 2011 14:28:11 -0600 Message-Id: <1313440100-17131-5-git-send-email-swarren@nvidia.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1313440100-17131-1-git-send-email-swarren@nvidia.com> References: <1313440100-17131-1-git-send-email-swarren@nvidia.com> X-Virus-Scanned: clamav-milter 0.96.5 at avon.wwwdotorg.org X-Virus-Status: Clean X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20110815_162852_745014_9ED3FB5E X-CRM114-Status: GOOD ( 12.57 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.3.1 on canuck.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- Cc: Russell King , Sergei Shtylyov , Arnd Bergmann , Stephen Warren , Belisko Marek , devicetree-discuss@lists.ozlabs.org, linux-kernel@vger.kernel.org, Shawn Guo , linux-tegra@vger.kernel.org, Jamie Iles , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.12 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 X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter2.kernel.org [140.211.167.43]); Mon, 15 Aug 2011 20:31:15 +0000 (UTC) Signed-off-by: Stephen Warren --- .../devicetree/bindings/gpio/gpio_nvidia.txt | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) diff --git a/Documentation/devicetree/bindings/gpio/gpio_nvidia.txt b/Documentation/devicetree/bindings/gpio/gpio_nvidia.txt index eb4b530..b22fff3 100644 --- a/Documentation/devicetree/bindings/gpio/gpio_nvidia.txt +++ b/Documentation/devicetree/bindings/gpio/gpio_nvidia.txt @@ -6,3 +6,23 @@ Required properties: second cell is used to specify optional parameters: - bit 0 specifies polarity (0 for normal, 1 for inverted) - gpio-controller : Marks the device node as a GPIO controller. + +Optional properties: +- nvidia,enabled-gpios : The list of GPIOs that should be controlled by the + GPIO controller rather than the pinmux controller. + +Example of a gpio-controller node: + + gpio: gpio@6000d000 { + compatible = "nvidia,tegra20-gpio"; + reg = < 0x6000d000 0x1000 >; + interrupts = < 64 65 66 67 87 119 121 >; + #gpio-cells = <2>; + gpio-controller; + nvidia,enabled-gpios = < + 69 // TEGRA_GPIO_PI5 SD2_CD + 57 // TEGRA_GPIO_PH1 SD2_WP + 155 // TEGRA_GPIO_PT3 SD2_POWER + >; + }; +