From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) (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 D544331BCAE; Thu, 23 Jul 2026 13:43:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.154.123 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784814214; cv=none; b=CWB7nvaz0z3DclTz8s2eSxMLaFhLnG8nSAhyImG2yq2RGRaaWlRNyBld/e9Rj4X0XVuFIhAmzqKWsfzEgM+HNNa2Z/2RjfKwbkmc3c+f8hTcYYFOUalMREdf96I3b6bHZ5u/EQn1aUmblNvG1irSqIq5o+jQYVrN78OaFJI1hB8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784814214; c=relaxed/simple; bh=pRiFsjgl+9IjYcAApCKzY3sYh6DSc8+q0kdaRt3M0rw=; h=From:Subject:Date:Message-ID:MIME-Version:Content-Type:To:CC; b=Oczo/hAphsZDKwpFxgHp8N/pT7Gb5Oe6xUCsCPBKL6zpzGJQyq4jAkvKSIvVrEue0mICpXrhCAt2BfqEKO4BjDL/Q725/TgpWMUA7DeAB7l8Rvzfu7lpSK6DuJ0ZdlYzxIlMwQQEdfmS4G5yZJuZfmbxPmSjP07IzOWxqBgsw9c= 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=W+OufMrO; arc=none smtp.client-ip=68.232.154.123 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="W+OufMrO" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1784814213; x=1816350213; h=from:subject:date:message-id:mime-version: content-transfer-encoding:to:cc; bh=pRiFsjgl+9IjYcAApCKzY3sYh6DSc8+q0kdaRt3M0rw=; b=W+OufMrOLAdJvUxF7BbK4J5PMRYBUcW9IdaXW1qnK39WXrrYlQyXDYwu iNimLqDyduYgAcSNlerqdl4FyATaAWJ0LWE8kjIbwXbHIzB2rn2E6KKAI 3n2A2dqx2mYAbfwUMvJ3IwqHNfNQti4PYIu04zxgjMH0aHj+p3JP8SUDo RVsqXSmALqxLqLHR1Vekat7C1Cm8smbV10xifJGLAWc2L8vpU8tzyh+13 /Xe1vN4uLQYPRSrH3pueObMzm1zm32I/CoRpyxnw+i7rLBdyTBDGYDmgP c4WGgNHy7lkLBm8R5sjUEmqWBY/9PcB76V52LvLf3FPqIY1MfgZMTNCVb g==; X-CSE-ConnectionGUID: 24N+Dl64Swqx6stchVBlxQ== X-CSE-MsgGUID: ZIgOZz2oQLaoh8j0DhsmaA== X-IronPort-AV: E=Sophos;i="6.25,180,1779174000"; d="scan'208";a="228212209" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa6.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jul 2026 06:43:25 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.87.71) 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 15.2.2562.43; Thu, 23 Jul 2026 06:43:16 -0700 Received: from [127.0.1.1] (10.10.85.11) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2507.58 via Frontend Transport; Thu, 23 Jul 2026 06:43:14 -0700 From: Ariana Lazar Subject: [PATCH 0/3] Refactor Microchip MCP47FEB02 I2C driver in separate modules to add support for MCP48FEB02 SPI driver Date: Thu, 23 Jul 2026 16:43:09 +0300 Message-ID: <20260723-mcp47feb02_refactor-v1-0-ee59e63672bc@microchip.com> Precedence: bulk X-Mailing-List: devicetree@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=H4sIAG0aYmoC/x2MQQqAIBAAvxJ7TrCtTPpKRJittYcsNCKQ/p50H IaZBJECU4S+SBDo5siHz1CVBdjN+JUEL5kBJSqpsBW7PZvO0SxxCuSMvY4gnNENSkM1aoRcntn w81+H8X0/7kCo5GUAAAA= X-Change-ID: 20260625-mcp47feb02_refactor-fa8420ae3282 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=1784814192; l=1290; i=ariana.lazar@microchip.com; s=20250825; h=from:subject:message-id; bh=pRiFsjgl+9IjYcAApCKzY3sYh6DSc8+q0kdaRt3M0rw=; b=z005zfroKNfFpemk0xG/keHXBEsKXd6Tv17Qt1zOmg7dSJmDBCWodLM/1D4jc/2aUvilyQMCF GLVm8MIPg6vB8PIHD6jw0/GFX5kMfIE0PWF/n2Kjmhf4Ps4NWmYYSLb X-Developer-Key: i=ariana.lazar@microchip.com; a=ed25519; pk=jmvf1fSxcnzZmXfITM3L94IwutM+wqA1POQHiYyD6Dk= Refactor I2C driver implementation into separate modules in order to add support for SPI MCP48FxBy1/2/4/8 DAC family on top of the I2C implementation. The I2C and SPI devices have the same memory map and supported functionalities. Signed-off-by: Ariana Lazar --- Ariana Lazar (3): iio: dac: mcp47feb02: refactor MCP47FEB02 I2C driver into two modules dt-bindings: iio: dac: add support for MCP48FEB02 SPI iio: dac: add support for Microchip MCP48FEB02 .../bindings/iio/dac/microchip,mcp47feb02.yaml | 244 +++++++++--- MAINTAINERS | 5 +- drivers/iio/dac/Kconfig | 33 +- drivers/iio/dac/Makefile | 4 +- .../iio/dac/{mcp47feb02.c => mcp47feb02-core.c} | 414 +-------------------- drivers/iio/dac/mcp47feb02-i2c.c | 145 ++++++++ drivers/iio/dac/mcp47feb02-spi.c | 146 ++++++++ drivers/iio/dac/mcp47feb02.h | 153 ++++++++ 8 files changed, 693 insertions(+), 451 deletions(-) --- base-commit: 9c6acc6e6555d34198e45cb0d309569dfbadf929 change-id: 20260625-mcp47feb02_refactor-fa8420ae3282 Best regards, -- Ariana Lazar