From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793745860; b=eVA5g+AgwkwLechPqpclKjts94KKiLvRmVMY/Pnr6mZ8pz+hhqNC64xQU98i8B8U51xZ q7eXW+87F+yigsvGPkWuFNGSlvcWH7Ym5cFxAvPR322x96Dbz/dQfIrLS6+xjQhCVt6Yl 4xMmzl8tIqwA9SODT9Z46rTYO3r7nfP/N3un89R4HlLzHuJQgQPc72xSgjG9idvAv5oJi YyyuOoBuYr675K2aj5AMqYrR75mSh0P7+ufy7deXmjPfkcu+3mhMXI4PxfcgVg/cGzNG+ kvRyNjP5u5VpBZ0pgnVBeVO7fkOZ7Wvz9QdOXpqzbMiP4gqF7zagX8N8mRaiVBo/f6Q== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793745860; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: MIME-Version:Content-Transfer-Encoding; bh=ClY6VcM0L71u4TrDzO9N49R1pUiLahDL6t83GVy/u5o=; b=ZQJbh0keytEb678QAhQ0PCY7yGi1q5FYgruTLX5nQXz/4qdZ1RwsCU9f+iuLHo1Xaxhb 6rY40qvT5t4LNraD1nlY2LfMaCoOV6E3c8oNBn1gFZo9ZjAlIOWp+3655VM1X9xtkMFX/ SL7pW/BLxgQYp+lxg9BELQc7OJpbT4zjLxrPrygOBx2GVvRWTOblkuQDib9gCC3KMolL/ 1OIsT7KpghbjyNLSxM9p671p0Ze5OebLJCUgYzSpJDAGEaoBm+03zzBKh4bvC66Lu27vR 9AihPJL+fXny1RrayC5nEw2nXsljkaa+MG8ylR6tzdCpMDJ2ttCbQ8rLLJUpGqo7jYQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=NzMESGxU; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5850A606A31B; Tue, 3 Nov 2026 22:44:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=NzMESGxU Received: by smtp.kernel.org (Postfix) with ESMTPSA id AB11C1F00919; Tue, 3 Nov 2026 22:44:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793745859; bh=ClY6VcM0L71u4TrDzO9N49R1pUiLahDL6t83GVy/u5o=; h=From:To:Cc:Subject:Date; b=NzMESGxUieHRhVlJc7P8DY1lAEMKYZSwhnQ8vj/8KILknBoYtxShqTn9TwwohTGo1 P9S0gH/lJH/jsPtuuYqxE2oeXegOmV/rSk4QbOHJX+vKS8Qv6+QjTWEHFxStpwxExV TKS78X1FeGurmTLc0gpoC1BntuE5dbkSoyULT/1DzZzXeSe4q3R+e9+MWTLvbFjr9R Dkn8HnUKaT6MSXCxBr42m02mb7ibLMb4Ud8sqeQZMx80smh6CZW43rBX/gvQgI1r8W bnKHbCU4DxIWUiHqYeXTHuUuTMtKe3frztwrXaEfL/vrTPCi4m7ekTk5ZBvMlbVBVV 1IfG0OB6OIjeQ== From: "Rob Herring (Arm)" To: Greg Kroah-Hartman , Jiri Slaby , Krzysztof Kozlowski , Conor Dooley , Lubomir Rintel , devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org Subject: [PATCH] dt-bindings: serial: 8250: Allow unconnected interrupts Date: Tue, 3 Nov 2026 16:44:09 -0600 Message-ID: <20261103224409.865130-1-robh@kernel.org> X-Mailer: git-send-email 2.53.0 X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 8250-compatible UARTs can operate without a connected interrupt, using polling. Requiring interrupts rejects valid descriptions such as the HIP06 LPC UART. Signed-off-by: Rob Herring (Arm) --- Documentation/devicetree/bindings/serial/8250.yaml | 1 - 1 file changed, 1 deletion(-) diff --git a/Documentation/devicetree/bindings/serial/8250.yaml b/Documentation/devicetree/bindings/serial/8250.yaml index 50d5c977afa3..7bc3fa84d3d1 100644 --- a/Documentation/devicetree/bindings/serial/8250.yaml +++ b/Documentation/devicetree/bindings/serial/8250.yaml @@ -322,7 +322,6 @@ properties: required: - reg - - interrupts unevaluatedProperties: false -- 2.53.0