From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 77826C5AD49 for ; Fri, 30 May 2025 14:17:51 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0FE6410E7EA; Fri, 30 May 2025 14:17:51 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="cfUPmghU"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) by gabe.freedesktop.org (Postfix) with ESMTPS id 92F1D10E7EA for ; Fri, 30 May 2025 14:17:49 +0000 (UTC) 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: 3bKSA2RrSCuj84P+8T2Ezg== X-CSE-MsgGUID: KBOzAx8CQW21fFpyX2VF6g== X-IronPort-AV: E=McAfee;i="6700,10204,11449"; a="53339233" X-IronPort-AV: E=Sophos;i="6.16,196,1744095600"; d="scan'208";a="53339233" 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 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" 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