From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 0423522F16C; Fri, 30 May 2025 14:17:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748614674; cv=none; b=FstjnAfcPED1P6ogtdSfDYTfjT6PB8ix/QWT/rLxlRjx6CUgXYgO/J/qzQQw94AXqtBeWfiIuVBSipFdDbDV4/jWMt4czFyPjX1bccW0fCZIXvmnKWKxvLcOIMnF4z0EmA9aDL8pyh/1WB/UhohcXjOFK1pUEf/cx+cX1UXOfZQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748614674; c=relaxed/simple; bh=XhnVt0QnfEI5gIUVP3wWJDi899FVeshy3p4Ui1JgNmA=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=k6nJOGkFrrS/vOpNLHiqfcrAH71L5IWxDa22sXbrKpfOfsW4BX7C/vkZ4i8iDEqvxIyc5ErjvzXDyFlHalOGyTOh7tRckfywcfNCwdqlVL2QRvmbZ2r8htAEM8AqGFhAnMS66c05bUVii00eWVJG3oKRS5syipVZWIolKvSYepg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=cfUPmghU; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="cfUPmghU" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1748614670; x=1780150670; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=XhnVt0QnfEI5gIUVP3wWJDi899FVeshy3p4Ui1JgNmA=; b=cfUPmghUj8zobHkiS3OWIaew+hWPZrgBbMxX0s9TAV5LU0bGrtJtt2cg Xr3YmbEZiUHx5yqPIQrXRNgf76gg9OgWwdBTbqjrbO85PWcoOPsVM0Waq xSUMQj3SDJ9d++VCu5J1wV0WuFvjW2N6arsJTtIbO2X7TMbiVfEXdVJdr Hp1BLyWFnyk6Zo2ACViWhg88zZAyX6QXa8DJ8JWClyR99yCHJPY3dVRCp KZ2DJYNoyzXhOpzHHUUEVYBQbOFQ7Py5ZlphPawmWR9py8A+YjMDXjKD9 SZyfDBuoyEph9UdE1hzZcBLvhJk3IU8C638YAIJEqU91JCVut2NoQjw1Z g==; X-CSE-ConnectionGUID: 1qz+MbXsQfusX9KWglJgFw== X-CSE-MsgGUID: ztdfuPZHQEyHcsZmlmWpYQ== X-IronPort-AV: E=McAfee;i="6700,10204,11449"; a="53339229" X-IronPort-AV: E=Sophos;i="6.16,196,1744095600"; d="scan'208";a="53339229" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 May 2025 07:17:49 -0700 X-CSE-ConnectionGUID: 6uoBg92/RW+QSNuKEY3qAg== X-CSE-MsgGUID: fQMZyfYTQym9V3XRiV1JZQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,196,1744095600"; d="scan'208";a="144222531" Received: from black.fi.intel.com (HELO black.fi.intel.com.) ([10.237.72.28]) by fmviesa008.fm.intel.com with ESMTP; 30 May 2025 07:17:45 -0700 From: Heikki Krogerus To: Lucas De Marchi , =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , Rodrigo Vivi , Jarkko Nikula Cc: David Airlie , Simona Vetter , Andy Shevchenko , Mika Westerberg , Jan Dabros , Andi Shyti , Raag Jadav , "Tauro, Riana" , "Adatrao, Srinivasa" , intel-xe@lists.freedesktop.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 0/2] drm/xe: i2c support Date: Fri, 30 May 2025 17:17:42 +0300 Message-ID: <20250530141744.3605983-1-heikki.krogerus@linux.intel.com> X-Mailer: git-send-email 2.47.2 Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi, Some of the future "data center GPUs" will provide access to the on-board Synopsys DesignWare I2C host adapter. The i2c is used to connect various microcontrollers. The initially supported microcontroller unit is called Add-In Management Controller (AMC). Thanks, Heikki Krogerus (2): i2c: designware: Add quirk for Intel Xe drm/xe: Support for I2C attached MCUs drivers/gpu/drm/xe/Makefile | 1 + drivers/gpu/drm/xe/regs/xe_i2c_regs.h | 16 ++ drivers/gpu/drm/xe/regs/xe_irq_regs.h | 1 + drivers/gpu/drm/xe/xe_device.c | 3 + drivers/gpu/drm/xe/xe_device_types.h | 4 + drivers/gpu/drm/xe/xe_i2c.c | 270 ++++++++++++++++++++ drivers/gpu/drm/xe/xe_i2c.h | 60 +++++ drivers/gpu/drm/xe/xe_irq.c | 2 + drivers/i2c/busses/i2c-designware-platdrv.c | 18 +- 9 files changed, 369 insertions(+), 6 deletions(-) create mode 100644 drivers/gpu/drm/xe/regs/xe_i2c_regs.h create mode 100644 drivers/gpu/drm/xe/xe_i2c.c create mode 100644 drivers/gpu/drm/xe/xe_i2c.h -- 2.47.2