From patchwork Mon Mar 27 18:07:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Piyush Malgujar X-Patchwork-Id: 667836 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C2B5C76195 for ; Mon, 27 Mar 2023 18:08:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231477AbjC0SIS (ORCPT ); Mon, 27 Mar 2023 14:08:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49458 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231737AbjC0SIO (ORCPT ); Mon, 27 Mar 2023 14:08:14 -0400 Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B058D2D69; Mon, 27 Mar 2023 11:08:02 -0700 (PDT) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32RB12WI019001; Mon, 27 Mar 2023 11:08:00 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=pfpt0220; bh=5/J+ExtaDQpQ8NP1wIMINsOViHcgzoeTRd//pn5Ikkg=; b=KRixRFaBvdqmjDQzFpJ+38AyqCOUJGwYEgqWzhzCumpNJfIjAv5F+XHW9ut0fC7b2kBi SMn7dzjex8rnJY+3T6mI9rIIbDDltMoogqVcnxOjXNFFB5XOaMM5I2vonG32OtlVWlr0 c++RFdnKj60ULbNT+gAREHPXQLdVdVrM5bksyd9NGSicJror/JTBiWQPIhir4w47MREH 7cLKnX9JaMGJYa11BE3nHEbT5UDCk+s7B+QwsJgrB7xJlQ3GOa93kH3QOffnac3r/hho zObxNtU125d+LYiqb1G5FpvRrslvGh82DCUAsk7T/r11liqVvGLiDfv7yqylmZFAuZlr dA== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3phxas85t8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 27 Mar 2023 11:08:00 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Mon, 27 Mar 2023 11:07:58 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.48 via Frontend Transport; Mon, 27 Mar 2023 11:07:58 -0700 Received: from localhost.localdomain (unknown [10.110.150.250]) by maili.marvell.com (Postfix) with ESMTP id C14793F7088; Mon, 27 Mar 2023 11:07:58 -0700 (PDT) From: Piyush Malgujar To: , , CC: , , Piyush Malgujar Subject: [PATCH 0/2] spi: octeontx2: Add spi driver for OcteonTX2 SOC Date: Mon, 27 Mar 2023 11:07:51 -0700 Message-ID: <20230327180753.2279-1-pmalgujar@marvell.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Proofpoint-GUID: 7UMLWC3my9ApyPfHIM3LvA0wrjrEOxPM X-Proofpoint-ORIG-GUID: 7UMLWC3my9ApyPfHIM3LvA0wrjrEOxPM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-24_11,2023-03-27_02,2023-02-09_01 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org Add driver for spi controller on Marvell OcteonTX2 SOC. This driver supports 1KB data buffer and 4-bit bus width. It also supports ACPI and reads tx(rx)-bus-width which is used to set the SPI mode - DUAL, QUAD, OCTAL. Piyush Malgujar (1): spi: octeontx2: Add ACPI support Suneel Garapati (1): spi: octeontx2: Add support for octeontx2 spi controller drivers/spi/Kconfig | 8 + drivers/spi/Makefile | 1 + drivers/spi/spi-octeontx2.c | 467 ++++++++++++++++++++++++++++++++++++ drivers/spi/spi-octeontx2.h | 152 ++++++++++++ 4 files changed, 628 insertions(+) create mode 100644 drivers/spi/spi-octeontx2.c create mode 100644 drivers/spi/spi-octeontx2.h