From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (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 2F38235B135; Thu, 12 Feb 2026 12:49:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.153.233 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770900587; cv=none; b=HxKJavJ8EjIuWhl8hTCc7W+IW2clrxm8Y0uu07eSq6Obv4nhXUQLD7j6C8JRbAXKz5dONp2eTkmYz6jRVWFAPp93kdx7ZCODSoNCDKxgRs8xFtBjun8jwEfno1TZAobA9YHentwZN5aexAX8OB8+Prl8CRsGqyZRQ32BDJ3H+O4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770900587; c=relaxed/simple; bh=iad303l3zZ5l856PlUqr23aq5DlSy22IcAjaZGkyz2o=; h=From:Subject:Date:Message-ID:MIME-Version:Content-Type:To:CC; b=cxbC6dCLC6W5kcTGiqDn0akfO84FDmIXr6Cc6wfJvV5xRtHvhi/JEytYaTT89/Bd5vfFBvFGCGHWGH9daFgEOZ3H09uXeQC+Ki8Phb+2Si+t1IsL+asbnI+cwThMQIwNj3ehDUR8qd+qCBLkrxHCPr/I3JwgczrhiVbNEbkkHwg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=XTmxgW+r; arc=none smtp.client-ip=68.232.153.233 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="XTmxgW+r" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1770900584; x=1802436584; h=from:subject:date:message-id:mime-version: content-transfer-encoding:to:cc; bh=iad303l3zZ5l856PlUqr23aq5DlSy22IcAjaZGkyz2o=; b=XTmxgW+rU5fyfDjaBows8MJuTGxgVIdd/cmp4LMIEYACwoFfxYfpdioO opAwq9IvrRUQNMTjc1NrSFdhvHxoLTUrhdNW70Fg8WFPE7bSIkZlgh4Ku 1CjDY9048TAsBygZ4pC78W/OhP1r+g0NuE5sPvRpckK7OPOsbQYhjMH6Y JYucpOgO5pu6mP3CDTw+Fh4A+HZQGvnROMA3BOEP9h81BB2LpPyeErm/K G318S83hSrKCd0nWVwi58O9dQBWFuN8ambipWoNkgKA42JR7XQA4xdYgV 6pcQQ75oEdiBi4kHFdeCXGXXF194lmW+FAmoWgDCwnUDONzwbCEN/aXsw A==; X-CSE-ConnectionGUID: ZgyXXBmlThOzT7Jg+y+Ymw== X-CSE-MsgGUID: mgzrG3JkQHO6M9Xcn+jO9A== X-IronPort-AV: E=Sophos;i="6.21,286,1763449200"; d="scan'208";a="60610914" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Feb 2026 05:49:43 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.87.72) by chn-vm-ex1.mchp-main.com (10.10.87.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.2562.35; Thu, 12 Feb 2026 05:49:05 -0700 Received: from [127.0.1.1] (10.10.85.11) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2507.58 via Frontend Transport; Thu, 12 Feb 2026 05:49:02 -0700 From: Ariana Lazar Subject: [PATCH 0/2] Add support for Microchip MCP48FxBy1/2/4/8 DAC with an SPI Interface Date: Thu, 12 Feb 2026 14:48:33 +0200 Message-ID: <20260212-mcp48feb02-v1-0-ce5843db65db@microchip.com> 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: 7bit X-B4-Tracking: v=1; b=H4sIACHMjWkC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDIzMDQ0NT3dzkAhOLtNQkAyNdkxTLNENzC0NDMzMDJaCGgqLUtMwKsGHRsbW 1AFHyEMxcAAAA X-Change-ID: 20260115-mcp48feb02-4d9f17811660 To: Jonathan Cameron , David Lechner , =?utf-8?q?Nuno_S=C3=A1?= , "Andy Shevchenko" , Rob Herring , "Krzysztof Kozlowski" , Conor Dooley CC: , , , Ariana Lazar X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1770900543; l=1410; i=ariana.lazar@microchip.com; s=20250825; h=from:subject:message-id; bh=iad303l3zZ5l856PlUqr23aq5DlSy22IcAjaZGkyz2o=; b=kRdydXxxxRHKg1yWPxPit6nVJZytb6/OF2653EeijhscTpj7UXoFbDRe0un91g/cvGXgPdD9A QPoeguc6oC5C4NtNqrGMCxczX9CrByu3Napgf/vKpi/iwibwI6RGx0E X-Developer-Key: i=ariana.lazar@microchip.com; a=ed25519; pk=jmvf1fSxcnzZmXfITM3L94IwutM+wqA1POQHiYyD6Dk= Add support for Microchip MCP48FxBy1/2/4/8 series of buffered voltage output Digital-to-Analog converters with an SPI Interface. This driver covers the following part numbers: - With nonvolatile memory: - MCP48FEB01, MCP48FEB02, MCP48FEB04, MCP48FEB08, MCP48FEB11, MCP48FEB12, MCP48FEB14, MCP48FEB18, MCP48FEB21, MCP48FEB22, MCP48FEB24, MCP48FEB28 - With volatile memory: - MCP48FVB01, MCP48FVB02, MCP48FVB04, MCP48FVB08, MCP48FVB11, MCP48FVB12, MCP48FVB14, MCP48FVB18, MCP48FVB21, MCP48FVB22, MCP48FVB24, MCP48FVB28 The families support up to 8 output channels. The devices can be 8-bit, 10-bit and 12-bit resolution. Signed-off-by: Ariana Lazar --- Ariana Lazar (2): dt-bindings: iio: dac: add support for Microchip MCP48FEB02 iio: dac: add support for Microchip MCP48FEB02 .../bindings/iio/dac/microchip,mcp48feb02.yaml | 299 +++++ MAINTAINERS | 7 + drivers/iio/dac/Kconfig | 20 + drivers/iio/dac/Makefile | 1 + drivers/iio/dac/mcp48feb02.c | 1243 ++++++++++++++++++++ 5 files changed, 1570 insertions(+) --- base-commit: 19272b37aa4f83ca52bdf9c16d5d81bdd1354494 change-id: 20260115-mcp48feb02-4d9f17811660 Best regards, -- Ariana Lazar