From patchwork Fri Jan 2 15:24:14 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Javier Martinez Canillas X-Patchwork-Id: 5559461 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id BBEC0BF6C3 for ; Fri, 2 Jan 2015 15:27:30 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DC83520256 for ; Fri, 2 Jan 2015 15:27:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0B649200FE for ; Fri, 2 Jan 2015 15:27:29 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Y746I-00032n-B0; Fri, 02 Jan 2015 15:25:18 +0000 Received: from bhuna.collabora.co.uk ([93.93.135.160]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Y745u-0001pg-9p for linux-arm-kernel@lists.infradead.org; Fri, 02 Jan 2015 15:24:56 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: javier) with ESMTPSA id 86494600419 From: Javier Martinez Canillas To: Kukjin Kim Subject: [PATCH RESEND 1/4] ARM: dts: Add power and lid GPIO keys pinctrl for exynos5250-snow Date: Fri, 2 Jan 2015 16:24:14 +0100 Message-Id: <1420212257-22443-2-git-send-email-javier.martinez@collabora.co.uk> X-Mailer: git-send-email 2.1.3 In-Reply-To: <1420212257-22443-1-git-send-email-javier.martinez@collabora.co.uk> References: <1420212257-22443-1-git-send-email-javier.martinez@collabora.co.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150102_072454_570126_D48DED2D X-CRM114-Status: UNSURE ( 9.30 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.0 (/) Cc: linux-samsung-soc@vger.kernel.org, Doug Anderson , linux-kernel@vger.kernel.org, Kevin Hilman , Olof Johansson , Javier Martinez Canillas , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The Exynos5250 Snow Chromebook has GPIO keys for power and lid so the SoC I/O pins have to be configured in external interrupt mode. Currently, this is working without setting the pinctrl lines but is better to set it explicitly instead of relying on the previous state of the I/O pins. The DTS snippets were taken from the downstream ChromeOS tree. Signed-off-by: Javier Martinez Canillas --- arch/arm/boot/dts/exynos5250-snow.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index effaf2a..b9aeec4 100644 --- a/arch/arm/boot/dts/exynos5250-snow.dts +++ b/arch/arm/boot/dts/exynos5250-snow.dts @@ -33,6 +33,8 @@ gpio-keys { compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&power_key_irq &lid_irq>; power { label = "Power"; @@ -540,6 +542,13 @@ }; &pinctrl_0 { + power_key_irq: power-key-irq { + samsung,pins = "gpx1-3"; + samsung,pin-function = <0xf>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + ec_irq: ec-irq { samsung,pins = "gpx1-6"; samsung,pin-function = <0>; @@ -575,6 +584,13 @@ samsung,pin-drv = <0>; }; + lid_irq: lid-irq { + samsung,pins = "gpx3-5"; + samsung,pin-function = <0xf>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + hdmi_hpd_irq: hdmi-hpd-irq { samsung,pins = "gpx3-7"; samsung,pin-function = <0>;