From patchwork Wed Dec 6 22:15:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 13482323 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C121EC10DC1 for ; Wed, 6 Dec 2023 22:16:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7RjVz40ENqiHeEO4xNDrWL1zupNKInlS7ibmZikyJWA=; b=VplgieOk6AUrkm HJilLz5O+SK8SYHT0FsEI0EL9H5lyrdx1eHT/D3iH4kE889B07f/bHGpg7SRZfDX1nrP7zVFKz2t8 Nl6Ky2JzhDi6Ivd+d4TtPaEUmPoZNK+7WUqBAmDc3AXYTjSxTOXBUzdt3GAbjAP59vcnimtM78Kcx O9KfLjEnwjgQCaC/gK+alPbTMeCN5Y6n83OlXmYqJhqRyo+5SE0NjDQUIScVDFlM4p2Kcp7OOBOWT vnNlzb38Lvl5CWS5mKuh9Yqddf9MHYJxdpkRNOWcQY58uR0LwIBQTBy4gmOvMj7cJkO/dmd6tLFnt GDKnnrragKG4U+86/CSA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rB0Bw-00BOMO-1u; Wed, 06 Dec 2023 22:16:28 +0000 Received: from aposti.net ([89.234.176.197]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rB0Bt-00BOL1-0z for linux-arm-kernel@lists.infradead.org; Wed, 06 Dec 2023 22:16:26 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1701900966; 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=UUceoDo9Bg6SpGiZe2ZgCOMicnEPcUc9b/fwjUuivoY=; b=G/N+Q7u5a8AnNOuKK9v7ylF6N5PxskW1qBd6jHmgzsttUjRZ8Gq/NRnlyVX9Z170BM6CaI 4c7xiMHZGdQcU2G23B1jPnkp8FxaH6Ce9enhdgbJjBy3pe374kuHp+ZnTfReFnBEHdetMp Cu0cJGd3vgTKER5bhQRTbOU3OqirSS4= From: Paul Cercueil To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Paul Cercueil Subject: [PATCH 2/3] ARM: dts: samsung: exynos4210-i9100: Add node for touch keys Date: Wed, 6 Dec 2023 23:15:55 +0100 Message-ID: <20231206221556.15348-3-paul@crapouillou.net> In-Reply-To: <20231206221556.15348-1-paul@crapouillou.net> References: <20231206221556.15348-1-paul@crapouillou.net> MIME-Version: 1.0 X-Spam: Yes X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231206_141625_500887_EAD4A78D X-CRM114-Status: GOOD ( 10.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a Device Tree node to support the LED-backed "menu" and "back" keys. Signed-off-by: Paul Cercueil --- .../arm/boot/dts/samsung/exynos4210-i9100.dts | 23 ++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/samsung/exynos4210-i9100.dts b/arch/arm/boot/dts/samsung/exynos4210-i9100.dts index a076a1dfe41f..f03b03dbe9f2 100644 --- a/arch/arm/boot/dts/samsung/exynos4210-i9100.dts +++ b/arch/arm/boot/dts/samsung/exynos4210-i9100.dts @@ -184,6 +184,28 @@ s5k5bafx_ep: endpoint { }; }; + i2c-gpio-2 { + compatible = "i2c-gpio"; + #address-cells = <1>; + #size-cells = <0>; + + sda-gpios = <&gpk1 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios = <&gpk1 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + i2c-gpio,delay-us = <2>; + + touchscreen@20 { + compatible = "cypress,aries-touchkey"; + reg = <0x20>; + + interrupt-parent = <&gpl0>; + interrupts = <5 IRQ_TYPE_EDGE_FALLING>; + + vdd-supply = <&vtouchled_reg>; + vcc-supply = <&vtouch_reg>; + linux,keycodes = , ; + }; + }; + spi-3 { compatible = "spi-gpio"; #address-cells = <1>; @@ -513,7 +535,6 @@ vtouch_reg: LDO11 { regulator-name = "TOUCH_2.8V"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; - regulator-always-on; }; vpll_reg: LDO10 {