From nobody Thu Apr 2 17:18:18 2026 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 982192236FA; Fri, 27 Mar 2026 19:25:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.160.252.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774639552; cv=none; b=B1yrUbdmSxKsrcmMSCPoKdeRRIz1JsDkFboxDTKM2/3Ikm6lAWMWobdAR7ER6YpxwDvyySBz4KrLda04JJnS47E7Z4Pw0osG0AEGiS5yxIVXTubD8uaaR3QFadxfcI4Q8lhu3MUV8mvDeW/miDpsqJuHRKMCPIS1oCLmkABa7Xs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774639552; c=relaxed/simple; bh=wYL0FPrwXlhtDxqPUyrjEv0auZf6D3fcWnhuRP5/Rr8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=JcS2xdOWhb8BgwZjTEERMyGa5VpVEtIo+u5U02daa0qeVvILOQ8u3Bsdk/MFJQFfUGipKEyiQJicgtJ37NeTFpX9v6kXAr86Vlg7uF1sUv8q6fS+Q9LfsbKBtOaQahjnB2H2Qp5WmgCGfIl8wleyrpXUKUB4Gxi720uE8hJby+o= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=renesas.com; spf=pass smtp.mailfrom=renesas.com; arc=none smtp.client-ip=210.160.252.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=renesas.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=renesas.com X-CSE-ConnectionGUID: Y1tbcIMBQvivrIbnFfdlag== X-CSE-MsgGUID: VDuc0NidQ8GtEcXTemY84Q== Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 28 Mar 2026 04:25:50 +0900 Received: from demon-pc.localdomain (unknown [10.226.93.36]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 314234015D6E; Sat, 28 Mar 2026 04:25:44 +0900 (JST) From: Cosmin Tanislav To: Biju Das , Daniel Lezcano , Thomas Gleixner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Magnus Damm , Michael Turquette , Stephen Boyd , Lee Jones , Philipp Zabel Cc: linux-iio@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, Cosmin Tanislav Subject: [PATCH 05/11] mfd: rz-mtu3: make reset optional Date: Fri, 27 Mar 2026 21:24:19 +0200 Message-ID: <20260327192425.438263-6-cosmin-gabriel.tanislav.xa@renesas.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260327192425.438263-1-cosmin-gabriel.tanislav.xa@renesas.com> References: <20260327192425.438263-1-cosmin-gabriel.tanislav.xa@renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The Renesas RZ/T2H (R9A09G077) and RZ/N2H (R9A09G087) SoCs do not have a reset line for the MTU3 block. Prepare for them by making it optional. Signed-off-by: Cosmin Tanislav --- drivers/mfd/rz-mtu3.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mfd/rz-mtu3.c b/drivers/mfd/rz-mtu3.c index 37d12030e069..689dbb181d30 100644 --- a/drivers/mfd/rz-mtu3.c +++ b/drivers/mfd/rz-mtu3.c @@ -331,7 +331,7 @@ static int rz_mtu3_probe(struct platform_device *pdev) if (IS_ERR(priv->mmio)) return PTR_ERR(priv->mmio); =20 - rstc =3D devm_reset_control_get_exclusive_deasserted(dev, NULL); + rstc =3D devm_reset_control_get_optional_exclusive_deasserted(dev, NULL); if (IS_ERR(rstc)) return PTR_ERR(rstc); =20 --=20 2.53.0