From patchwork Fri Dec 4 17:31:15 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martyn Welch X-Patchwork-Id: 7770631 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 BC33BBEEE1 for ; Fri, 4 Dec 2015 17:34:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id EBF5620498 for ; Fri, 4 Dec 2015 17:34:28 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2925220495 for ; Fri, 4 Dec 2015 17:34:28 +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 1a4uDi-0002cw-NT; Fri, 04 Dec 2015 17:32:34 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1a4uD1-00029d-M5 for linux-arm-kernel@lists.infradead.org; Fri, 04 Dec 2015 17:31:53 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: martyn) with ESMTPSA id 863E5261201 Received: from martyn by hermes with local (Exim 4.84) (envelope-from ) id 1a4uCX-0007Kw-AJ; Fri, 04 Dec 2015 17:31:21 +0000 From: Martyn Welch To: Arnd Bergmann , Greg Kroah-Hartman Subject: [PATCH 3/3] ARM: dts: Addition of binding for gpio switches on peach-pi Date: Fri, 4 Dec 2015 17:31:15 +0000 Message-Id: <1449250275-23435-4-git-send-email-martyn.welch@collabora.co.uk> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1449250275-23435-1-git-send-email-martyn.welch@collabora.co.uk> References: <1449250275-23435-1-git-send-email-martyn.welch@collabora.co.uk> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20151204_093151_989642_6062019C X-CRM114-Status: GOOD ( 11.15 ) X-Spam-Score: -1.9 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org, Russell King , Martyn Welch , Pawel Moll , Ian Campbell , linux-kernel@vger.kernel.org, Rob Herring , Kukjin Kim , Kumar Gala , Olof Johansson , linux-arm-kernel@lists.infradead.org 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 peach pi has a GPIO connected to the firmware write protect, developer mode and recovery mode lines (which are primarily controlled via external switches on developer test board). This patch adds the required nodes to the device tree to configure the pinmuxing and allow these to be read from user space. Signed-off-by: Martyn Welch --- arch/arm/boot/dts/exynos5800-peach-pi.dts | 46 +++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts index 49a4f43..2937372 100644 --- a/arch/arm/boot/dts/exynos5800-peach-pi.dts +++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts @@ -53,6 +53,31 @@ }; }; + gpio-switch { + compatible = "gpio-switch"; + + pinctrl-names = "default"; + pinctrl-0 = <&wp_gpio &dev_mode &rec_mode>; + + write-protect { + label = "write-protect"; + gpios = <&gpx3 0 GPIO_ACTIVE_LOW>; + read-only; + }; + + developer-switch { + label = "developer-switch"; + gpios = <&gpx1 3 GPIO_ACTIVE_HIGH>; + read-only; + }; + + recovery-switch { + label = "recovery-switch"; + gpios = <&gpx0 7 GPIO_ACTIVE_LOW>; + read-only; + }; + }; + gpio-keys { compatible = "gpio-keys"; @@ -731,6 +756,13 @@ samsung,pin-val = <0>; }; + rec_mode: rec-mode { + samsung,pins = "gpx0-7"; + samsung,pin-function = <0>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + tpm_irq: tpm-irq { samsung,pins = "gpx1-0"; samsung,pin-function = <0>; @@ -752,6 +784,13 @@ samsung,pin-drv = <0>; }; + dev_mode: dev-mode { + samsung,pins = "gpx1-3"; + samsung,pin-function = <0>; + samsung,pin-pud = <3>; + samsung,pin-drv = <0>; + }; + ec_irq: ec-irq { samsung,pins = "gpx1-5"; samsung,pin-function = <0>; @@ -773,6 +812,13 @@ samsung,pin-drv = <0>; }; + wp_gpio: wp_gpio { + samsung,pins = "gpx3-0"; + samsung,pin-function = <0>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + max77802_irq: max77802-irq { samsung,pins = "gpx3-1"; samsung,pin-function = <0>;