From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) (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 1B6772D2385; Wed, 17 Jun 2026 14:53:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781708032; cv=none; b=YQ6g9fnDA/lNknONPT3OFZXy2INt+mePWs2YGjfh/Xo4cS4M0B3x8N4Ay8F4hYs1m3u44FACzxFd8RSz16prppAETcacVbGuhcQ175Qf6K+Vu7Yqb+jP4iSAilJs6ZmEU2VsmTpZI4U1d+XFPkruzqDK/9VzXjdJgHwGk5ryw6w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781708032; c=relaxed/simple; bh=V1NRBosTlHTYoXbxPdpLgFWsOOOcNZZ72MroQat0r84=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=N9jzUOmPEFFW+UC2cjl+jBli+rmlJ/pDb7auy3P5gn3WbVQeoxWl4LrRGcNGSdJYyqzNmIvOxLhvpzxNOr5fF7QJiUe8yWdE8ZDK1DDlw1BZwYHs6tqrrxxNCHeu4z9yy/foBtZMCWeJANyPSabV/GrdOdbguyM5Wz/4EW9iKbc= 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=FDQcuGkP; arc=none smtp.client-ip=198.175.65.9 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="FDQcuGkP" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1781708031; x=1813244031; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=V1NRBosTlHTYoXbxPdpLgFWsOOOcNZZ72MroQat0r84=; b=FDQcuGkP2t23gMiRUfO6X1VMuCjTEX3TUYMmGLYvke7Mq+1zw82ninHV KWVs2XnQJzmHvMrYroNG9/JPycsHEdFJWIJK3gudoVyxagwgWh3Q66uFV RT+bKCW8qnvPC1rKugrsSTJ0tw2ylvh7PuS4Ho9Isah7s2iEGobrkxTGt QDdPscqb5cPs7ducQSEdrou90oMTaocgNb7DdOeI++Ql+Z+VFac90GKYl N5ZkL/dyv+M8loPkABVUa1T66omiR3YYJ3cHA1IubTdX2wAvTSWZ6mcrh 7AujNHVGIHvQ3cdPRSCJ8oVLrr8GAaUaveoa0SX+iGEaokJcfYV/nsqW8 Q==; X-CSE-ConnectionGUID: ecExvUo/QHeMqiiakWQOPQ== X-CSE-MsgGUID: I4LSb8R4SJupMkQIM3e2mA== X-IronPort-AV: E=McAfee;i="6800,10657,11819"; a="105308996" X-IronPort-AV: E=Sophos;i="6.24,209,1774335600"; d="scan'208";a="105308996" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2026 07:53:51 -0700 X-CSE-ConnectionGUID: 7Klp/y4BSYiXOLj7a21O2w== X-CSE-MsgGUID: Cvwuv5u5RuGpp99kGs2wkg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,209,1774335600"; d="scan'208";a="248163093" Received: from fpallare-mobl4.ger.corp.intel.com (HELO localhost) ([10.245.245.69]) by orviesa009-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2026 07:53:47 -0700 Date: Wed, 17 Jun 2026 17:53:44 +0300 From: Andy Shevchenko To: Salih Erim Cc: jic23@kernel.org, andy@kernel.org, dlechner@baylibre.com, nuno.sa@analog.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, conall.ogriofa@amd.com, michal.simek@amd.com, linux@roeck-us.net, erimsalih@gmail.com, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v8 3/5] iio: adc: versal-sysmon: add I2C driver Message-ID: References: <20260616131559.3029543-1-salih.erim@amd.com> <20260616131559.3029543-4-salih.erim@amd.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=us-ascii Content-Disposition: inline In-Reply-To: <20260616131559.3029543-4-salih.erim@amd.com> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Tue, Jun 16, 2026 at 02:15:57PM +0100, Salih Erim wrote: > Add an I2C transport driver for the Versal SysMon block. The SysMon > provides an I2C slave interface that allows an external master to > read voltage and temperature measurements through the same register > map used by the MMIO path. > > The I2C command frame is an 8-byte structure containing a 4-byte data > payload, a 2-byte register offset, and a 1-byte instruction field. > Read operations send the frame with a read instruction, then receive > a 4-byte response containing the register value. > > Events are not supported on the I2C path because there is no > interrupt line and the I2C regmap backend cannot be called from > atomic context. Reviewed-by: Andy Shevchenko -- With Best Regards, Andy Shevchenko