From patchwork Tue Jun 24 12:42:45 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Geurts X-Patchwork-Id: 899709 Received: from mail.prodrive-technologies.com (mail.prodrive-technologies.com [212.61.153.67]) (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 3B46621765E; Tue, 24 Jun 2025 12:48:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=212.61.153.67 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750769292; cv=none; b=B1/0dlHF0OfaZ72N7/iKMK84kjCp102LqxxVFN47ImsIUtpD4EebPCC8ntCnE2YuXh72W22kX0/XVLBdpSDjkHijm+OYAOnSGfDczdJPFPg6/PupgwYdffc5LtAyvhn3eP9Ozv6S6Rwoypw7w09ZaMMJNpZKi61PBG/aWetAOfs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750769292; c=relaxed/simple; bh=Hilcgacb5T6lcTk4xUKS+2QL0eNiJ3t+yrbfo/oLiPE=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=kTTk04aJ3XL7a+nfuSiOPL4IQenDVjYmooO0aJTUv+vhHUkkCM4Tn7lJuu9y1dDy+PPNknzcxlajzQ6pQtbnhQznctD2Vwd6W1ebixUQv0z351B4qPIgKFkiX5c4FeDsVpIKhhi8kNeYPhr77Rdhi048OmKOCUW4fZ8jn6mFVOo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=prodrive-technologies.com; spf=pass smtp.mailfrom=prodrive-technologies.com; arc=none smtp.client-ip=212.61.153.67 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=prodrive-technologies.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=prodrive-technologies.com Received: from EXCOP01.bk.prodrive.nl (10.1.0.22) by EXCOP01.bk.prodrive.nl (10.1.0.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Tue, 24 Jun 2025 14:42:59 +0200 Received: from lnxdevrm02.bk.prodrive.nl (10.1.1.121) by EXCOP01.bk.prodrive.nl (10.1.0.22) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Tue, 24 Jun 2025 14:42:59 +0200 Received: from paugeu by lnxdevrm02.bk.prodrive.nl with local (Exim 4.96) (envelope-from ) id 1uU2zL-00Bg0N-0d; Tue, 24 Jun 2025 14:42:59 +0200 From: Paul Geurts To: , , , , , , , , , , , , CC: , Paul Geurts Subject: [PATCH v2 0/2] NFC: trf7970a: Add option to reduce antenna gain Date: Tue, 24 Jun 2025 14:42:45 +0200 Message-ID: <20250624124247.2763864-1-paul.geurts@prodrive-technologies.com> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The TRF7970a device is sensitive to RF disturbances, which can make it hard to pass some EMC immunity tests. By reducing the RX antenna gain, the device becomes less sensitive to EMC disturbances, as a trade-off against antenna performance. Signed-off-by: Paul Geurts --- v1 -> v2: - Added vendor prefix - Added units