From patchwork Thu Aug 13 12:48:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Walle X-Patchwork-Id: 11712457 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 16224174A for ; Thu, 13 Aug 2020 12:49:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F09E620855 for ; Thu, 13 Aug 2020 12:49:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=walle.cc header.i=@walle.cc header.b="IOwaJzaV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726690AbgHMMtX (ORCPT ); Thu, 13 Aug 2020 08:49:23 -0400 Received: from ssl.serverraum.org ([176.9.125.105]:45117 "EHLO ssl.serverraum.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726603AbgHMMs7 (ORCPT ); Thu, 13 Aug 2020 08:48:59 -0400 Received: from mwalle01.sab.local. (unknown [213.135.10.150]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by ssl.serverraum.org (Postfix) with ESMTPSA id 06D5323E4B; Thu, 13 Aug 2020 14:48:56 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1597322936; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hJf34evx9FQWPoR+qhJnp9FtLdiEH7zmv8IuOtb0AHw=; b=IOwaJzaV6ZFWTsZz56Q3en2yzOesPCQhYCizO2KOVttXGuezfoywfLvvJ9XvR0iCfzqEVZ 11gXlX059qLhpBWKAFHw1RQmT+HfwUn4Wxjrsom+nN/gdvD+aEVNo2ItfRc+TBfh8S4ey8 c/Jh3a7zH0TMKfmRLLBzMLI6Sgj0ezc= From: Michael Walle To: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-pwm@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Linus Walleij , Bartosz Golaszewski , Rob Herring , Jean Delvare , Guenter Roeck , Lee Jones , Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Wim Van Sebroeck , Shawn Guo , Li Yang , Thomas Gleixner , Jason Cooper , Marc Zyngier , Mark Brown , Greg Kroah-Hartman , Andy Shevchenko , Catalin Marinas , Will Deacon , Pavel Machek , Michael Walle Subject: [PATCH v8 10/13] arm64: dts: freescale: sl28: map GPIOs to input events Date: Thu, 13 Aug 2020 14:48:29 +0200 Message-Id: <20200813124832.17349-11-michael@walle.cc> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200813124832.17349-1-michael@walle.cc> References: <20200813124832.17349-1-michael@walle.cc> MIME-Version: 1.0 X-Spam: Yes Sender: linux-hwmon-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org Now that we have support for GPIO lines of the SMARC connector, map the sleep, power and lid switch signals to the corresponding keys using the gpio-keys and gpio-keys-polled drivers. The power and sleep signals have dedicated interrupts, thus we use these ones. The lid switch is just mapped to a GPIO input and needs polling. Signed-off-by: Michael Walle --- Changes since v7: - none Changes since v6: - none Changes since v5: - none Changes since v4: - none Changes since v3: - see cover letter .../freescale/fsl-ls1028a-kontron-sl28.dts | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts index 9f9834eafe65..17a2f5dacc3f 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28.dts @@ -9,6 +9,8 @@ /dts-v1/; #include "fsl-ls1028a.dtsi" #include +#include +#include / { model = "Kontron SMARC-sAL28"; @@ -23,6 +25,36 @@ spi1 = &dspi2; }; + buttons0 { + compatible = "gpio-keys"; + + power-button { + interrupts-extended = <&sl28cpld_intc + 4 IRQ_TYPE_EDGE_BOTH>; + linux,code = ; + label = "Power"; + }; + + sleep-button { + interrupts-extended = <&sl28cpld_intc + 5 IRQ_TYPE_EDGE_BOTH>; + linux,code = ; + label = "Sleep"; + }; + }; + + buttons1 { + compatible = "gpio-keys-polled"; + poll-interval = <200>; + + lid-switch { + linux,input-type = ; + linux,code = ; + gpios = <&sl28cpld_gpio3 4 GPIO_ACTIVE_LOW>; + label = "Lid"; + }; + }; + chosen { stdout-path = "serial0:115200n8"; };