From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f46.google.com (mail-wm1-f46.google.com [209.85.128.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 437E56994E; Fri, 1 Mar 2024 08:49:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709282968; cv=none; b=OeLZLkbhBQKq5xRs6245nB6Deh83HsrK3W3fxuQMTEOFbk53jDGN58CVXKudJBcILNntNub8DdMr9nXz82BVAJ0V8HnRuGsOKcE+1MkISrN1bclusepwHn9kRFQgW/8QSQaErq6njDP+xWlj0J63x6VvoHlUTbMxNs3hOUX4foY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709282968; c=relaxed/simple; bh=DW+s8lTWKFkamWUlLkKBFFDDJPnNEVE4Lv//8OKRTu0=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=IuQRqZzt2KgpUGCQZfUPJ8fq+iG0nscCb2IwRVSmj9/a//unh4RmqRX0Tzm4GMuYl73mMwrrNvS1n5xQeHxt/ERiPFYRzcU1plhlKZZhMgAGiuv9vev+c26jxwzyVAsYAmoScbGXAtxa5dsOl64nrqeFJ4F0Ssu5BET9ZIvvnbU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=M6G1bmjo; arc=none smtp.client-ip=209.85.128.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="M6G1bmjo" Received: by mail-wm1-f46.google.com with SMTP id 5b1f17b1804b1-412bef42c91so9469925e9.2; Fri, 01 Mar 2024 00:49:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1709282965; x=1709887765; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=FKDDA/un+EZ0izsCtBEAsqVDnjIUKBkjfl0BkYbb1Xg=; b=M6G1bmjoCu81gVLd/yuCm4q4/Jp41ujcXSTioSf1fR/XqwBRJIoxqi+7GybHPnVrt8 OA9MKntpQoZtXqnzX4Z3gz8V7YWZGI+ZLnenr7ySCT2oLdfXqq0nhRmxs+G3BBtb9N3p 3PCG05rMY2EUqRVje/IKPeF/FoAxUgkreRTsAwUHwOO1VUKG5181mmPMujXlhTO45xuD 104Diuv9ZPW17fhz3qukij3RjHyp5umQW4/XTcDNlTTs4jAOT0UTDLJUZpQX5XSh/MIY f+pzncfRAns8F+nantbV82zVmRoAYKSjiJRGpPG1GPY8qOQH3iYcBsD5m2DykqhmuOww Wtsg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709282965; x=1709887765; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=FKDDA/un+EZ0izsCtBEAsqVDnjIUKBkjfl0BkYbb1Xg=; b=LgQa/2ImmTsNwYhVm0ioVmh8stJt/NdjWxfb9MMw+bgp2TUd6l8GkTOtIpbSLTP7zW zSJJ3JwSJ7unDX5j+KJ6fYxelwqBnyo5iiTLOE+/GIUJHJMtMS6QvMRTBq4HiH7kTL3g +bKTFRjJWmzd6bW82tYrhWTes/2/bmEmIACnT4JB5VegHhVc+vqdpthkFxnY8zoIIE3P LMRlsRyp752bxhuFcG1qD4DBBghkMyi/pSzvlqKE8PRnA2Ay6bTAfpQmgMiriHttbl0x 7ZwmWF/vUvryfOeGPhthoXnlvMYTowzcJEneEg8B5t4My4dxsOMOrwfuJmeF375JWdeY H9dA== X-Forwarded-Encrypted: i=1; AJvYcCWqKfs4DNCEPiuV5xUTOPr6NZ6nXszaaEZjo/5/H3JLADkQKGtX8tmgjbGbdZz7OvQfgAeFdleNLlTMYx2nBFFfVtedSn9Q/7UTNf3iTIQt4IF+r4zkr3OwO7tLn8NVexNkgEvOTYjGAQ== X-Gm-Message-State: AOJu0YyDspoYru7l3oXqD9vZHd5LlgF9z7j8VuWkmYhll/CgEciZgSsG DbpwCa25k6r1WeI/dLsf/REsUVcCNBAuCdJZKoxoEqjJm6rSOCB/ X-Google-Smtp-Source: AGHT+IFq1YVF7esH33lbpSAekWPKmcHytjI45jtnoR9W9mGatyyX4Tn5MAuBPwVLsAxfu8xZUgeA+A== X-Received: by 2002:a05:600c:468a:b0:412:b0d3:62f4 with SMTP id p10-20020a05600c468a00b00412b0d362f4mr861878wmo.26.1709282965422; Fri, 01 Mar 2024 00:49:25 -0800 (PST) Received: from eichest-laptop.toradex.int ([2a02:168:af72:0:46fd:a61a:68:ed87]) by smtp.gmail.com with ESMTPSA id 4-20020a05600c028400b00412b10ce488sm4583566wmk.23.2024.03.01.00.49.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Mar 2024 00:49:25 -0800 (PST) From: Stefan Eichenberger To: nm@ti.com, vigneshr@ti.com, kristo@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, francesco.dolcini@toradex.com, Stefan Eichenberger Subject: [PATCH v1 2/2] arm64: dts: ti: k3-am62-verdin-dahlia: support sleep-moci Date: Fri, 1 Mar 2024 09:49:01 +0100 Message-Id: <20240301084901.16656-3-eichest@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20240301084901.16656-1-eichest@gmail.com> References: <20240301084901.16656-1-eichest@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Stefan Eichenberger Previously, we had the sleep-moci pin set to always on. However, the Dahlia carrier board supports disabling the sleep-moci when the system is suspended to power down peripherals that support it. This reduces overall power consumption. This commit adds support for this feature by disabling the reg_force_sleep_moci regulator and adding a new regulator for the USB hub that can be turned off when the system is suspended. Signed-off-by: Stefan Eichenberger --- .../boot/dts/ti/k3-am62-verdin-dahlia.dtsi | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi index bf6d27e70bc4..bb066e726527 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi @@ -43,6 +43,15 @@ simple-audio-card,cpu { sound-dai = <&mcasp0>; }; }; + + reg_usb_hub: regulator-usb-hub { + compatible = "regulator-fixed"; + enable-active-high; + /* Verdin CTRL_SLEEP_MOCI# (SODIMM 256) */ + gpio = <&main_gpio0 31 GPIO_ACTIVE_HIGH>; + regulator-boot-on; + regulator-name = "HUB_PWR_EN"; + }; }; /* Verdin ETHs */ @@ -183,6 +192,11 @@ &ospi0 { status = "okay"; }; +/* Do not force CTRL_SLEEP_MOCI# always enabled */ +®_force_sleep_moci { + status = "disabled"; +}; + /* Verdin SD_1 */ &sdhci1 { ti,driver-strength-ohm = <33>; @@ -204,7 +218,15 @@ &usbss1 { }; &usb1 { + #address-cells = <1>; + #size-cells = <0>; status = "okay"; + + usb-hub@1 { + compatible = "usb424,2744"; + reg = <1>; + vdd-supply = <®_usb_hub>; + }; }; /* Verdin CTRL_WAKE1_MICO# */ -- 2.40.1