From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 1AF9E47F3B1; Mon, 21 Sep 2026 23:26:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790033187; cv=none; b=mm+NzUQiAMY7Sgo2sypzobVHkE3AeG40xnoFx4D5C9mfad0rkBZBy5Un3HFMjLu6z2JjRyhgIZb1i4yLJVephegQ+Fwxnt2wIw2nTwyOvRpTOUjADL+JuKR8rtOE3AiIgH8tcYxOS9ef6ej9opFJVpP7fTaqRnJp1HTv0S03yWk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790033187; c=relaxed/simple; bh=H5rdSGcFaJYoGMYc7E9MtJ8OgtV0debLmob9M82ZW04=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=tGS4fPwbkhI5uIvEYgfhNja6G3o6aWWf2lh2p/v3rWdUEuuYSyZYXO7F+/O6MJWUeYf88CXiL2o7JKTsZtB6FsP6yzpWPnBxsNRqgp2TI/lvkMzgnYWCc49Se0ejrTjIORmHO2DDKnNLEdZxzy1jxfWUH5mPQKWgGS2tGhWN4ws= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HhM5wpxk; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="HhM5wpxk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A73DC1F000FF; Mon, 21 Sep 2026 23:26:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790033181; bh=5e4igy8Yg6g+2jgRPbWk0CuyslNekc1cN6eSy20Zj2Y=; h=From:To:Cc:Subject:Date; b=HhM5wpxkvdgi3g4qrkNNgc0Ci0aIva31czsXlEfB/hVq+4jC7zaAFsO1xKaj2T42j kLXJyoVeMzLWQivSYxtwB7ym0JKKYho/a324hpHTBlmfp9+HhwmdOaWYuhj9SMRWNF sRhjoVxKD1sFvj4tJ7VEPTDio8qvBBJY4RSavTsEAoD9J/kpMHpusran0bdqEnaDyk v83ZJiA57yJ9w3ARh1CoZe8LNeBSpu3PaGefOMVBDcymVpwPZI36FFZ+hm4CiOCjw+ 8OA7k3ubtGBhVAhXfcFpX78V7KhmpuAYq6j4RVv9YIuSxpZmTNxi10bNP3h74E0cCl LmxqvcCp67W8A== From: "Rob Herring (Arm)" To: Peter Rosin , Krzysztof Kozlowski , Conor Dooley Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] dt-bindings: mux: reg-mux: Allow zero-cell controls Date: Mon, 21 Sep 2026 18:26:16 -0500 Message-ID: <20260921232617.3130745-1-robh@kernel.org> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Some reg-mux users reference a controller without an argument cell when there is only one mux control exposed by the provider. Permit #mux-control-cells to be either 0 or 1 so the converted schema matches both existing provider styles. Assisted-by: LLM Signed-off-by: Rob Herring (Arm) --- Documentation/devicetree/bindings/mux/reg-mux.yaml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mux/reg-mux.yaml b/Documentation/devicetree/bindings/mux/reg-mux.yaml index dc4be092fc2f..c8de11a90d90 100644 --- a/Documentation/devicetree/bindings/mux/reg-mux.yaml +++ b/Documentation/devicetree/bindings/mux/reg-mux.yaml @@ -22,7 +22,7 @@ properties: reg: true '#mux-control-cells': - const: 1 + enum: [ 0, 1 ] mux-reg-masks: $ref: /schemas/types.yaml#/definitions/uint32-matrix -- 2.53.0