From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0469C1119B; Mon, 5 Feb 2024 08:04:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.154.123 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707120257; cv=none; b=BKAKaDoK3pRj1w+8k981ZEWnJZyIOznrw3zUsp0l9sjUhCRW34/Xjfg7NyLxWNptVyZkMaO9n2Kub+lcpjtOIZt+RWi2qN6KQOBg+G5PeVcwrDDSaPIICw6wB0HIfDnnThmBzvSskqRKdW5HuPUnK+Kmbwzn5xHTKON0hPemr6o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707120257; c=relaxed/simple; bh=b8LBr+HkRiGbiofvmfhN7/Z+LuPQPfSgtATjkS2qEdA=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=h9QZW1RE/XWpzIqjvav0w5QpfHTCDxgQrRV8YbIODG0bWxD2zLtE0oSOv1SdPAAoESLbFuXqeYlmfbwR+/rXOR3TEljLy/2z3a46gPcdx+61nvr4H9M8Ck5Ykk4vJ0oBbpj8T+GMy3lnAzenwiNF3IZUe51BXPPVqoYYQ5sB2ok= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=ofqlXtQk; arc=none smtp.client-ip=68.232.154.123 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="ofqlXtQk" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1707120256; x=1738656256; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=b8LBr+HkRiGbiofvmfhN7/Z+LuPQPfSgtATjkS2qEdA=; b=ofqlXtQk4Rco57oLqYPbGp0wC1LEdgyHTyHTeVM36oiWayfvElmzHCRC z3ZnH5+TGaHf7gaRhyQ91algJpdkqvVc5JZ+mStvXaHGCE0uIqGxPWVZQ 6K9Wea1q8eypD/ojKsP5NQCrYFKloYWCQD0xi3w0kVL0fwWvycE9JFCsd l1z1T2W+U+L7RRdebEOtcDBJZDEQMZxMarq548/7biB7duqi0d8Zcj6jY imvBUxc54QMOgjTWLWVkQ/dX5Cu4+73R9P9i/r1+DhK8V3KpR5NrPKrPK dKgukiI+u6EN5wMsEA0EHt+dLwGCAv+hViz8cHN8MbooB2C1V8Ayp3rnK g==; X-CSE-ConnectionGUID: /sWzmiszTQ2ztYFgEFabog== X-CSE-MsgGUID: O4rHOnRGQkCrExiFbwDAxQ== X-IronPort-AV: E=Sophos;i="6.05,242,1701154800"; d="scan'208";a="16278233" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa2.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 05 Feb 2024 01:01:00 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 5 Feb 2024 01:00:39 -0700 Received: from virtualbox.microchip.com (10.10.85.11) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Mon, 5 Feb 2024 01:00:37 -0700 From: Mihai Sain To: , , , , , , , , CC: Mihai Sain Subject: [PATCH v2 3/8] ARM: dts: microchip: sama5d27_som1_ek: Add power-supply properties for sdmmc nodes Date: Mon, 5 Feb 2024 10:00:21 +0200 Message-ID: <20240205080027.4565-4-mihai.sain@microchip.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240205080027.4565-1-mihai.sain@microchip.com> References: <20240205080027.4565-1-mihai.sain@microchip.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain The sdmmc0 and sdmmc1 controllers are powered from 3.3V regulator. Add vmmc-supply and vqmmc-supply properties to sdmmc nodes. The sdmmc controller from SAMA5D2 MPU has support for IO voltage signaling/switching required by the UHS sd-card. In order to avoid the issues from the tuning procedure required by the UHS cards, keep the vqmmc at 3V3 to use the sd high-speed mode. Signed-off-by: Mihai Sain --- arch/arm/boot/dts/microchip/at91-sama5d27_som1_ek.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/microchip/at91-sama5d27_som1_ek.dts b/arch/arm/boot/dts/microchip/at91-sama5d27_som1_ek.dts index f3ffb8f01d8a..255ee0640133 100644 --- a/arch/arm/boot/dts/microchip/at91-sama5d27_som1_ek.dts +++ b/arch/arm/boot/dts/microchip/at91-sama5d27_som1_ek.dts @@ -56,6 +56,8 @@ sdmmc0: sdio-host@a0000000 { bus-width = <8>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc0_default>; + vmmc-supply = <&vddin_3v3>; + vqmmc-supply = <&vddin_3v3>; status = "okay"; }; @@ -63,6 +65,8 @@ sdmmc1: sdio-host@b0000000 { bus-width = <4>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc1_default>; + vmmc-supply = <&vddin_3v3>; + vqmmc-supply = <&vddin_3v3>; status = "okay"; }; -- 2.43.0