From nobody Mon Feb 9 01:20:53 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 87094365A1E; Mon, 12 Jan 2026 16:28:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768235313; cv=none; b=aUnBVEFlSuhB2xPZV378DUZh+XJNWCrtH65ixEgYqVhPOo94g5EfPnxLkEAQpuQfecm5EYUnhQXGv5eJWN953pTjdZKnLG8B4V7aFzoSnCPd+XDVK9RoFLCE9oa3uPiW44Z1v/gwoREIaFoz9eL96mvr6yY7uA1KdnFQrlyDD1w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768235313; c=relaxed/simple; bh=/73Is6LSiZFdQQ1Wgzmm55BHcfPO7Tzrd+XL5DP+qdM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=qVwBndBcfk5LdJASpCRSpp/FH39WbZQ2YyenplUiQtzkKOgvKraeOuU9SApRODcUpo2nEYY6KAaAYjY7dLGMY4bg1p+XUD64c6TgHt3ucBzyXz9WZr5/nt473ErZ2GOKmaFUjbM2bEESRUqF5onOMJCcwjBgBazvXv0O/KfRN+A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oMe+8sdX; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="oMe+8sdX" Received: by smtp.kernel.org (Postfix) with ESMTPS id 5DA57C2BCB8; Mon, 12 Jan 2026 16:28:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768235313; bh=/73Is6LSiZFdQQ1Wgzmm55BHcfPO7Tzrd+XL5DP+qdM=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=oMe+8sdXJ4ErkQTsKSkCatE8iBDpSCkVKY+QhsKXX1AH3wcSbBNVotQ5WRgMcbz4u xNAgCvzAwPwcBftpRn91YE3gIUVJiiVzpV+CfH67yKUSD9eXL5rFcmHHnNSookf8B0 AJSydeRqREZbpVeWrvvxovPgJQdxdayQ61pblCeRVDV0Q4tOovPpe04LGHWIAP1d3S IhZHCyvxeY7z2Ymr+WHJo1vcjZlX56LwSrD6X/ap2U+uXvI6Oai9LMqqgiJtDTPj4r nUWock9soL8mGz6VQyGam3IcxnPCZaPEPQe7oUTYm5eV0ZwYoyE9V0OyD+Ul6RipAC d9/3iz8uGKKVw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4F31FD25041; Mon, 12 Jan 2026 16:28:33 +0000 (UTC) From: Manivannan Sadhasivam via B4 Relay Date: Mon, 12 Jan 2026 21:56:03 +0530 Subject: [PATCH v4 4/9] dt-bindings: serial: Document the graph port 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: <20260112-pci-m2-e-v4-4-eff84d2c6d26@oss.qualcomm.com> References: <20260112-pci-m2-e-v4-0-eff84d2c6d26@oss.qualcomm.com> In-Reply-To: <20260112-pci-m2-e-v4-0-eff84d2c6d26@oss.qualcomm.com> To: Rob Herring , Greg Kroah-Hartman , Jiri Slaby , Nathan Chancellor , Nicolas Schier , Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Mark Pearson , "Derek J. Clark" , Manivannan Sadhasivam , Krzysztof Kozlowski , Conor Dooley , Marcel Holtmann , Luiz Augusto von Dentz , Bartosz Golaszewski , Andy Shevchenko , Bartosz Golaszewski Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-pm@vger.kernel.org, Stephan Gerhold , Dmitry Baryshkov , linux-acpi@vger.kernel.org, Manivannan Sadhasivam X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=924; i=manivannan.sadhasivam@oss.qualcomm.com; h=from:subject:message-id; bh=T/idG4KQSOfNt30dCJ08aa+KY4iI2ktYxKaU/4zNwXM=; b=owEBbQGS/pANAwAKAVWfEeb+kc71AcsmYgBpZSEtv8Q38gSKx/zNAHHW7JSU4HH2xJDb10pel u2A0qNlaNCJATMEAAEKAB0WIQRnpUMqgUjL2KRYJ5dVnxHm/pHO9QUCaWUhLQAKCRBVnxHm/pHO 9bT/B/9fDJ+ncITWLZ7gbtwtnZXl1zMoVoh8Hz7vv0ap4NmdB+Y62hMvzahw9/Cp/gArGNqsVUm aB8HbCqZ0SpN5GwHK1wPtrxX0UultBtJVOZ4zn4aumBU/pPw7y23t+hfdeQWXLHCYLF/tA1XvKi ynC2ZQtlQvQO1ke1AhFKx3SLstFbm3Ny881k4UW40h7VOpxWJ9gFL8J9cH/xNHKy30kx4ptj7Yc oBPprPfyQIckHJJumSUYnOWjO3h2iqHA8JRhJQNOgOQ2J5oWZxm2v0NmBNzv9V6GWBVM4i6YEPs FyvdMhstqMEyGkn3jy7QI3tT2Q/ucwPhdvQJ1Dkm/fDhxAiK X-Developer-Key: i=manivannan.sadhasivam@oss.qualcomm.com; a=openpgp; fpr=C668AEC3C3188E4C611465E7488550E901166008 X-Endpoint-Received: by B4 Relay for manivannan.sadhasivam@oss.qualcomm.com/default with auth_id=461 X-Original-From: Manivannan Sadhasivam Reply-To: manivannan.sadhasivam@oss.qualcomm.com From: Manivannan Sadhasivam A serial controller could be connected to an external connector like PCIe M.2 for controlling the serial interface of the card. Hence, document the OF graph port. Signed-off-by: Manivannan Sadhasivam Reviewed-by: Bartosz Golaszewski Reviewed-by: Rob Herring (Arm) --- Documentation/devicetree/bindings/serial/serial.yaml | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/serial.yaml b/Documen= tation/devicetree/bindings/serial/serial.yaml index 6aa9cfae417b..96eb1de8771e 100644 --- a/Documentation/devicetree/bindings/serial/serial.yaml +++ b/Documentation/devicetree/bindings/serial/serial.yaml @@ -87,6 +87,9 @@ properties: description: TX FIFO threshold configuration (in bytes). =20 + port: + $ref: /schemas/graph.yaml#/properties/port + patternProperties: "^(bluetooth|bluetooth-gnss|embedded-controller|gnss|gps|mcu|onewire)$": if: --=20 2.48.1