From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (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 0E29E233707; Tue, 19 Aug 2025 17:05:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.153.233 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755623124; cv=none; b=QMpj0YJ+EZmxkzP9zhJG8FEkL2Y9fYGuQ4YA6DKxOWiwmvaTXMcpWlvUAiX/y/Slr2OqKzPyzlIeEEyXxFnUt+jK8AI2qrQoJ8b/969wquhJFettBMbgTc2DshL7pHn6QWBJpUmMiqaMnqGyCLxwH/ZuwWcPpjFxuS53eil91XM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755623124; c=relaxed/simple; bh=MbRsZVZvuB6Ng5AOSMJdgGzWCRYi3h/Z+BwdF3senV8=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=PLn+IHq24W2aPnsNkWRTm/y612Qx87wXbOrCfh3JbpVP7YdM1B15eErS6JbA/w+mSdazfeNkf+AQsEcXf4/qdXk0PVrXBZHRGXSqvV5H/jH1kem0awo6vK9LHdwayTT1U3iUy6BIU3qMYcme8/x0CBfqf8fYwQSDW26VEUY6PYs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject 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=D2sOdoiv; arc=none smtp.client-ip=68.232.153.233 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject 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="D2sOdoiv" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1755623124; x=1787159124; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=MbRsZVZvuB6Ng5AOSMJdgGzWCRYi3h/Z+BwdF3senV8=; b=D2sOdoivuSKcPEiFm8MD+Caspq1tS3TKfKIFw/wZPDJebk6VnFxj7PsY lGuX4zRV/tgdgSaD/48ku7N7HoQSFNlBIQdQ/6fA43+Q/SrGZatPoVh0M KNbHVZaSB9x+bn4jPylS/rVySfKdP6qoST6v2+DwcDgAuZZkbQnLCOT+6 daDdoHNwK61Dxbw0HzxBQA1qR9PWf0vKHanj2GJHwEqzlTMYfLEw9I7Xm 37hqyFqXRpoMEI8qIv7TEo2uI4LtmEsmT5fWtIKHcuJnzfraVtgQrZiV4 /m8SG7pDnEeS05JxFfdQDiT7rCg2AFXRP8pUEp5atQa1xegvXIA6fvh8a Q==; X-CSE-ConnectionGUID: LwN0KEJUSkiT7DO7RE6tdg== X-CSE-MsgGUID: XMhFjc69RPqdj9hnILCL6Q== X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="45384092" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa3.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 19 Aug 2025 10:05:23 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.44; Tue, 19 Aug 2025 10:04:41 -0700 Received: from ryan-Precision-3630-Tower.microchip.com (10.10.85.11) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2507.44 via Frontend Transport; Tue, 19 Aug 2025 10:04:41 -0700 From: To: , , , , , CC: , , , Ryan Wanner Subject: [PATCH] ARM: dts: microchip: sama7d65: Force SDMMC Legacy mode Date: Tue, 19 Aug 2025 10:05:24 -0700 Message-ID: <20250819170528.126010-1-Ryan.Wanner@microchip.com> X-Mailer: git-send-email 2.43.0 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 From: Ryan Wanner The SDMMC in this IP currently only supports legacy mode due to a hardware quirk, setting the flags to reflect the limitation. Signed-off-by: Ryan Wanner --- arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts index 7eaf6ca233ec..d086437f5e6f 100644 --- a/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts +++ b/arch/arm/boot/dts/microchip/at91-sama7d65_curiosity.dts @@ -387,6 +387,8 @@ &rtt { &sdmmc1 { bus-width = <4>; + no-1-8-v; + sdhci-caps-mask = <0x0 0x00200000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sdmmc1_default>; status = "okay"; -- 2.43.0