From nobody Mon Feb 9 16:05:11 2026 Received: from smtp1.tecnico.ulisboa.pt (smtp1.tecnico.ulisboa.pt [193.136.128.21]) (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 9A50430DEB8; Tue, 3 Feb 2026 17:01:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.136.128.21 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770138105; cv=none; b=SSls4N35bWvUC12IdWq1gpf+pRUf+Yg0ItyYCGWWtH4smBQy6nJZDlOGaeFcBlW0o/1plHJCdWHbGTQMoc4/22cWcAFLXgOLMjoOKFMsfTnFXPM8g4mpKR9RRFJ+CNNwKuPdh1+3nIDn4D5xc/2wGQRLknJZYC1vhhi/7wVylbc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770138105; c=relaxed/simple; bh=fbzGbl+je1VKV/PYJGqy3uiZx4BgtMzUgAFzVA/cTOw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=bovETNb2AwqlUtoxAS0NG2FGLwYu9lXy+PDxSeFNFgvCO+rMxhujoFefnv4tYbKnLxUhqoynYdQndrGL8VyRw9Vc4VlKSo4YmLyDKKrfx+dbsqKHbB25EDl+RymtH2idCS50r186ZYhDQdBis3f4MjmE2Pdxj01+Ef/IxP4gXk4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=tecnico.ulisboa.pt; spf=pass smtp.mailfrom=tecnico.ulisboa.pt; dkim=pass (2048-bit key) header.d=tecnico.ulisboa.pt header.i=@tecnico.ulisboa.pt header.b=m0dcOo1e; arc=none smtp.client-ip=193.136.128.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=tecnico.ulisboa.pt Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=tecnico.ulisboa.pt Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=tecnico.ulisboa.pt header.i=@tecnico.ulisboa.pt header.b="m0dcOo1e" Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp1.tecnico.ulisboa.pt (Postfix) with ESMTP id 6224060022E6; Tue, 3 Feb 2026 17:01:33 +0000 (WET) X-Virus-Scanned: by amavis-2.13.0 (20230106) (Debian) at tecnico.ulisboa.pt Received: from smtp1.tecnico.ulisboa.pt ([127.0.0.1]) by localhost (smtp1.tecnico.ulisboa.pt [127.0.0.1]) (amavis, port 10025) with LMTP id kHA046Egqy9R; Tue, 3 Feb 2026 17:01:30 +0000 (WET) Received: from mail1.tecnico.ulisboa.pt (mail1.ist.utl.pt [193.136.128.10]) by smtp1.tecnico.ulisboa.pt (Postfix) with ESMTPS id 15C736002990; Tue, 3 Feb 2026 17:01:25 +0000 (WET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tecnico.ulisboa.pt; s=mail2; t=1770138085; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=vqu/FwnvyJVXHnJ5PCEZjTwGHYz8nMj6bIYb98fIBo8=; b=m0dcOo1eHV/LhNDnd9lBzHjMoqmct6XN3xOUKp5YjYFZiIDU1DNJh28F8lrVNGqQp9Akor 7JKDAoTLzD53PCPQlz1nzQ+/iBoMetE1OzH3mjdT8OtSUtSZ/XJXT0GCnvptk4QNmP4Eh/ fqiNdKl3WrxnJOk8/hIed8cxPXZk6Q1q8KdgFbJsltt++DXJ9Qf4SsFc+qf9AmpBy5gr63 eQcjB3XXWyydRX3iIOLQ89SbiYrWoRQafg4XlxzWbg84bV5KOgEE3cbwaFXvOHFCDeCwY/ g0cqDDKtWZG477ToPzU8lzDLjxxIRHhzs8xlnPZfYDXodbZ8AsGA9wSTVceSng== Received: from [192.168.1.151] (unknown [IPv6:2001:8a0:57db:f00:3ee2:38aa:e2c9:7dde]) (Authenticated sender: ist187313) by mail1.tecnico.ulisboa.pt (Postfix) with ESMTPSA id B475C36013F; Tue, 3 Feb 2026 17:01:24 +0000 (WET) From: Diogo Ivo Date: Tue, 03 Feb 2026 17:01:17 +0000 Subject: [PATCH] arm64: tegra: smaug: Enable SPI-NOR flash Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260203-smaug-spi_flash-v1-1-a6d477ac7055@tecnico.ulisboa.pt> X-B4-Tracking: v=1; b=H4sIAAAAAAAC/x3MSwqAMAwA0auUrC20EV14FREJNdWAPxoUQXp3i 8u3mHlBOQkrdOaFxLeoHHuBrwyEhfaZrUzFgA5bh662utE1Wz1ljCvpYkPjI1EbvEOEUp2Jozz /sR9y/gAwnKdfYQAAAA== X-Change-ID: 20260203-smaug-spi_flash-c51faa6c1022 To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Jonathan Hunter Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, Diogo Ivo X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1770138084; l=1039; i=diogo.ivo@tecnico.ulisboa.pt; s=20240529; h=from:subject:message-id; bh=fbzGbl+je1VKV/PYJGqy3uiZx4BgtMzUgAFzVA/cTOw=; b=/23J7MAZaOJ/XjIXdEcjussxU+uomlK4UvMvhHxBtBCV5fF376ULFMDsNsA5AaefLbzZj6TPg OwJL2YAxqaWAGtBFpqMGsG4Z/eG4TD3CGw6JFOE4G5ZT8cZvRIFJ95T X-Developer-Key: i=diogo.ivo@tecnico.ulisboa.pt; a=ed25519; pk=BRGXhMh1q5KDlZ9y2B8SodFFY8FGupal+NMtJPwRpUQ= X-Spam: Yes Add support for the SPI-NOR flash found in Pixel C devices. Signed-off-by: Diogo Ivo --- arch/arm64/boot/dts/nvidia/tegra210-smaug.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boo= t/dts/nvidia/tegra210-smaug.dts index b88428aa831e..f0b8c2c80aa5 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts @@ -1892,6 +1892,18 @@ interrupt-controller@702f9000 { }; }; =20 + spi@70410000 { + status =3D "okay"; + + flash@0 { + compatible =3D "jedec,spi-nor"; + reg =3D <0>; + spi-max-frequency =3D <104000000>; + spi-tx-bus-width =3D <2>; + spi-rx-bus-width =3D <2>; + }; + }; + clk32k_in: clock-32k { compatible =3D "fixed-clock"; clock-frequency =3D <32768>; --- base-commit: 9a55406e2eb67b27eb5bb0f2d5a3afdea7d1f5df change-id: 20260203-smaug-spi_flash-c51faa6c1022 Best regards, --=20 Diogo Ivo