From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) (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 AE8BD3FF881; Wed, 3 Jun 2026 07:59:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780473577; cv=none; b=VrJoHgEYXWPJmPl7ipS0MUNzQiU35DinfVZrc9GQe+6w0QbaFy27JJ4Qd3yHD6sOw/mMqhJIaFxz/UtLMqACC8XRDyhRcCOqla6ghT28YAJ3XeHFtqYFy8SucDDbnb7lY+74iZcu103AtyLHffZa6le1Q3Ql8Qy5SNgaAdJaSMM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780473577; c=relaxed/simple; bh=g9R6Pj7IedGiVjGt0NYiN3746tmR1kvMrqdl7k6vDVY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=PEu0yfMZnzHXKHTp8WjACZjYIppvIJb1n3chiyQr01fXKYG2tWq5wSrwdHHRepje8tt1T3QMhX6t/mle68D46Y2toNAqPU2J2ncjFJUCAAtJWRezDa9fcv3CyE6NsE90c/8irbS757QamPpBmRi8HkYZnpRVOtjtqwbd/xsWG20= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=ngqUzRym; arc=none smtp.client-ip=198.175.65.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="ngqUzRym" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1780473577; x=1812009577; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=g9R6Pj7IedGiVjGt0NYiN3746tmR1kvMrqdl7k6vDVY=; b=ngqUzRymW9x2jHSnbFoKcfyLsI3Xc7dPpnj4S6z4+yWIX7g1SLmBj4sG rt2cB0ygRdFxB7QQW2rEeVjSA3FIZW1oA8u9y+yRL+BfwPbDA9PHZGoDd 4PUe6P3wdYKBmC7cq5Wu4MzdNGJtxv1ORt91rrp5FKVHZmb8jfyNMhuqU bpWQGpNoxQmEyjS5m+ywIH4OPMn9XYgKNPHLiZYt4kxOGaMucjZ1u+3u3 8U6wASUPyGohyPWGwns3iTDuCfd+dLpJ27QmA9YQ7eSkKrDbSanBtgVRN SlSkdjjquqDI4ZrVmcOp43coMSL7ScmJPE58sCZ/w08jiDlnbhgHPTnCq g==; X-CSE-ConnectionGUID: agSXjQD6RvqGhpqTZEtg0A== X-CSE-MsgGUID: qp0O/t/vSt2bCmQc8BH3CQ== X-IronPort-AV: E=McAfee;i="6800,10657,11805"; a="81454380" X-IronPort-AV: E=Sophos;i="6.24,184,1774335600"; d="scan'208";a="81454380" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Jun 2026 00:59:37 -0700 X-CSE-ConnectionGUID: petaq8DTTq2v4Q4wLo954Q== X-CSE-MsgGUID: 3vFwIrwwTXOZ009Dy6GzBg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,184,1774335600"; d="scan'208";a="243296934" Received: from pgcooper-mobl3.ger.corp.intel.com (HELO localhost) ([10.245.244.116]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Jun 2026 00:59:33 -0700 Date: Wed, 3 Jun 2026 10:59:30 +0300 From: Andy Shevchenko To: Marcelo Schmitt Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, jic23@kernel.org, nuno.sa@analog.com, Michael.Hennerich@analog.com, dlechner@baylibre.com, andy@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, pop.ioan-daniel@analog.com, marcelo.schmitt1@gmail.com Subject: Re: [PATCH v2 0/4] iio: adc: Add support for LTC2378 and similar ADCs Message-ID: References: Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Thu, May 28, 2026 at 12:02:53PM -0300, Marcelo Schmitt wrote: > This patch series adds support for LTC2378 and similar low noise, low power, > high speed, successive approximation register (SAR) ADCs. These ADCs are similar > among each other, varying mainly on the amount of precision bits, maximum sample > rate, and input configuration (either fully differential or pseudo-differential). > > The initial support patch enables single-shot sample read with a GPIO connected > to the CNV pin. > > The second support patch enables high-speed data captures with SPI offloading. > The setup is similar to AD4030, with a specialized PWM generator being used both > for SPI offload triggering and conversion start signaling. > > The last support patch enables running buffered data captures without SPI offloading. > > Some structures and variables are introduced earlier to reduce diff in latter patches. > > The initial version of the LTC2378 driver was developed by Ioan-Daniel. Though, > despite of the many changes I made to the code, I've kept him as module author > to provide credit for his work. No datasheet link, no explanation why the brand new driver is needed. No need to resend, just answer the above questions. > Link to v1: https://lore.kernel.org/linux-iio/cover.1779117444.git.marcelo.schmitt1@gmail.com/ -- With Best Regards, Andy Shevchenko