From patchwork Wed Oct 5 13:39:26 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Philippe Schenker X-Patchwork-Id: 12999266 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 61984C433F5 for ; Wed, 5 Oct 2022 13:43:27 +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: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:In-Reply-To:References: List-Owner; bh=F7BzEyy3n1YMCkaZaeMx8TsLZAR+SJJHtYDJeD53JP0=; b=VO6KBul2p+TX67 erlnPBGu7a7hrmU5lh2SmGbuPmn27VEZg3+mQUhwhminyosynYJoYlH/k+aPrnT43sjorapZgwZPD 4WQWLI93rvvBNVbtFIHEoLerDUmTPvcPSvguDbUotBtVQyGKdGkoZCpfvPwmyRpMdpFXPErird3th DnbrebPB0wVU2OlF33tNQejklJhka6M0avvZbxL4jX+JA6GANUwL7T3fRMytVmgU+ucG+mgwu3bGX kajaPP9WW3Hsn3ElkXlnNTRUu2aezfqiIpwqWga4ZsSSXE6393y6iMSpwIDUULPcq2AUWmIEFJV1l 7sRT93UinpcjFGa4IMgA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1og4f8-00EIS7-RW; Wed, 05 Oct 2022 13:42:15 +0000 Received: from smtp-42af.mail.infomaniak.ch ([84.16.66.175]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1og4cl-00EHBr-2J for linux-arm-kernel@lists.infradead.org; Wed, 05 Oct 2022 13:39:51 +0000 Received: from smtp-2-0000.mail.infomaniak.ch (unknown [10.5.36.107]) by smtp-2-3000.mail.infomaniak.ch (Postfix) with ESMTPS id 4MjFzt0tCWzMpnRs; Wed, 5 Oct 2022 15:39:38 +0200 (CEST) Received: from philippe-pc.toradex.int (unknown [31.10.206.125]) by smtp-2-0000.mail.infomaniak.ch (Postfix) with ESMTPA id 4MjFzq6jXRzMpnPg; Wed, 5 Oct 2022 15:39:35 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=pschenker.ch; s=20220412; t=1664977178; bh=QMQX0DS3WXjc8rDGJOqWledK9ARkl+Fl6HYi6388JDg=; h=From:To:Cc:Subject:Date:From; b=UR1DmoFV0iZWJkSJz0DWIS3k+3ROZ0HG7fwjxPzF6DOHXf8DHw6oEKUlvGxF9b6Gn /ixjLGqB8t5mLEaxy0fJIHTbxpNhbXByQkvQNzoBWL7Pfjj95GDAij6QC9AgDWOSKf O3J09AfXG2p7aqh5TAR7o82YyHDxuxHkVbbwDn2I= From: Philippe Schenker To: devicetree@vger.kernel.org Cc: Philippe Schenker , Fabio Estevam , Krzysztof Kozlowski , NXP Linux Team , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/4] arm: dts: colibri-imx6ull: keep peripherals disabled Date: Wed, 5 Oct 2022 15:39:26 +0200 Message-Id: <20221005133929.1243443-1-dev@pschenker.ch> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221005_063947_342895_5A63844C X-CRM114-Status: UNSURE ( 9.15 ) X-CRM114-Notice: Please train this message. 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 From: Philippe Schenker Toradex does provide device-tree overlays to enable certain evaluation hardware. Keep the buses disabled by default to be enabled again with overlays. For customers including this device-tree this has also the advantage that the hardware we want by default running does not automatically enable signals on their end. Signed-off-by: Philippe Schenker --- arch/arm/boot/dts/imx6ull-colibri.dtsi | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/imx6ull-colibri.dtsi b/arch/arm/boot/dts/imx6ull-colibri.dtsi index 577a424b0e1d..a4429ba1f2ae 100644 --- a/arch/arm/boot/dts/imx6ull-colibri.dtsi +++ b/arch/arm/boot/dts/imx6ull-colibri.dtsi @@ -21,7 +21,7 @@ backlight: backlight { pinctrl-0 = <&pinctrl_gpio_bl_on>; power-supply = <®_3v3>; pwms = <&pwm4 0 5000000 1>; - status = "okay"; + status = "disabled"; }; gpio-keys { @@ -42,7 +42,7 @@ panel_dpi: panel-dpi { compatible = "edt,et057090dhu"; backlight = <&backlight>; power-supply = <®_3v3>; - status = "okay"; + status = "disabled"; port { lcd_panel_in: endpoint { @@ -159,7 +159,7 @@ &i2c1 { pinctrl-1 = <&pinctrl_i2c1_gpio>; sda-gpios = <&gpio1 29 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; scl-gpios = <&gpio1 28 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; - status = "okay"; + status = "disabled"; /* Atmel maxtouch controller */ atmel_mxt_ts: touchscreen@4a { @@ -202,6 +202,7 @@ ad7879_ts: touchscreen@2c { adi,median-filter-size = /bits/ 8 <2>; adi,averaging = /bits/ 8 <1>; adi,conversion-interval = /bits/ 8 <255>; + status = "disabled"; }; }; @@ -209,6 +210,7 @@ &lcdif { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_lcdif_dat &pinctrl_lcdif_ctrl>; + status = "disabled"; port { lcdif_out: endpoint {