From nobody Thu Oct 2 14:25:59 2025 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 714F432B49D; Tue, 16 Sep 2025 20:25:26 +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=1758054326; cv=none; b=KhnFjeKDOZOl4W/Mm/VwolAXJvmdaO8ANVBK/cnj+i+ng3fhMCkEtKN9HWBtqiJjgMwOiuJMLHFSv7gzkxA9doaCg18uNciBlaZOuXTdYqG4+A3TaKKh1gWbsO//XQdqSM5LpyLO023dYb51zOmnISvCAUDAeu9LcQ/Y19QLy8Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758054326; c=relaxed/simple; bh=EegadZyE2ka3lqNPNKWfrSgt+VjG3SDvPe99w5hVinc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=hKOMUkGlmPXVfj9/+wJF06OdLomHvQwpltA/jwpuL86gzXAnFdRoz0+2b7cKk368oGJEFLfZ5QjeTjqE+/l6vC5O2r85DJ6OOj4zRiHkWHN2VvKPL8ivYeLPFXmhU62hR4BI3nACXYPoDftM74IbG4cfmnS9Nld0T/jmQpkLfvw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TqjJmG2A; 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="TqjJmG2A" Received: by smtp.kernel.org (Postfix) with ESMTPS id C537FC2BCC6; Tue, 16 Sep 2025 20:25:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758054325; bh=EegadZyE2ka3lqNPNKWfrSgt+VjG3SDvPe99w5hVinc=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=TqjJmG2A2cB8ngo4ajZYfJfPMOULRsF5fOoBAUEkiwgNY4F+FZ8BLxj7ewB+GWcz0 nCkyo4BZtNjh80Z1IoBu2Y5ocJGUGVMU0DqkV0nMKQGm/rUmk0yVMrYCbpXue27U6Z oktZfW0Qg1zrv3ndCM3+dY+9U+RyBpYOGU1iRPem8jfqa7hCKxFVY54M9u7h6xheDX dlvUQBNj8nUtlBaTWbIdhOtUBnlxn75aAGQFpCJYHW1BnnxYVFJ++IBJfPRvxLvGs+ IfmyJ/v9X67Ke2B79rvjVMcyoDKN1kp8N61hTJOC+szpM94zN1FmGX11jZSi+GODFL xEU2XYSFcDWKg== 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 B989BCAC59F; Tue, 16 Sep 2025 20:25:25 +0000 (UTC) From: Dang Huynh via B4 Relay Date: Wed, 17 Sep 2025 03:25:11 +0700 Subject: [PATCH 14/25] dt-bindings: power: reset: Add RDA Micro Modem Reset 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: <20250917-rda8810pl-drivers-v1-14-9ca9184ca977@mainlining.org> References: <20250917-rda8810pl-drivers-v1-0-9ca9184ca977@mainlining.org> In-Reply-To: <20250917-rda8810pl-drivers-v1-0-9ca9184ca977@mainlining.org> To: Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Linus Walleij , Bartosz Golaszewski , Alexandre Belloni , Michael Turquette , Stephen Boyd , Philipp Zabel , Sebastian Reichel , Vinod Koul , Kees Cook , "Gustavo A. R. Silva" , Ulf Hansson Cc: linux-arm-kernel@lists.infradead.org, linux-unisoc@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-rtc@vger.kernel.org, linux-clk@vger.kernel.org, linux-pm@vger.kernel.org, dmaengine@vger.kernel.org, linux-hardening@vger.kernel.org, linux-mmc@vger.kernel.org, Dang Huynh X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758054322; l=1439; i=dang.huynh@mainlining.org; s=20250917; h=from:subject:message-id; bh=Qx3A0YEz2hiOBr1X7Hx7B2Yur/VncHTnIWLD5/fTYjI=; b=ZgRTCdZsa4zMPNeOMmGFLo6ICngX1GwmdnktW4A702PqmzxT6psP5W8kdNHEKlVW88+WFP8Gv ElMMuGq68W5A4Nx++rKEmZFCTm3eK1x3SrQ1TYSmUBZhC4BLDLaBhGC X-Developer-Key: i=dang.huynh@mainlining.org; a=ed25519; pk=RyzH4CL4YU/ItXYUurA51EVBidfx4lIy8/E4EKRJCUk= X-Endpoint-Received: by B4 Relay for dang.huynh@mainlining.org/20250917 with auth_id=526 X-Original-From: Dang Huynh Reply-To: dang.huynh@mainlining.org From: Dang Huynh Add documentation describing the RDA Micro modem reset controller Signed-off-by: Dang Huynh --- .../bindings/power/reset/rda,md-reset.yaml | 36 ++++++++++++++++++= ++++ 1 file changed, 36 insertions(+) diff --git a/Documentation/devicetree/bindings/power/reset/rda,md-reset.yam= l b/Documentation/devicetree/bindings/power/reset/rda,md-reset.yaml new file mode 100644 index 0000000000000000000000000000000000000000..6d09bc8ee6b257aec9d2c4738d2= 85490044003ea --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/rda,md-reset.yaml @@ -0,0 +1,36 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/reset/rda,md-reset.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: RDA Micro Modem Reset + +maintainers: + - Dang Huynh + +description: + The modem has a reset register that can be used to fully reset the board. + + To do that, a magic value needs to be written to unprotect the register, + then the soft reset register can be used. + +properties: + compatible: + const: rda,md-reset + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + reset-controller@1a00000 { + compatible =3D "rda,md-reset"; + reg =3D <0x1a00000 0x4>; + }; --=20 2.51.0