From patchwork Wed Oct 19 15:04:26 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 616692 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 6CD66C4332F for ; Wed, 19 Oct 2022 15:12:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232229AbiJSPMW (ORCPT ); Wed, 19 Oct 2022 11:12:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57648 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232135AbiJSPL2 (ORCPT ); Wed, 19 Oct 2022 11:11:28 -0400 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E59BFBE502; Wed, 19 Oct 2022 08:04:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1666191875; x=1697727875; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=hWe3aaoOgf+xq5Pq0douiTL3qv6/yUoCMHsfExvmaKw=; b=QKZW2Ob/gLgvdrrzndHUmNcbqnGhalNyWb2jbMg02XFcfNP555gSMUeW dQZw/3XhrlCAmqunf52C1bvZiB2c/MvkECC3ihrAcoXNSEreNYeA7Kc/d f3bunUKefznjdldmEZbgVlPMH6oiMgVIOzywaepTvrsvczS7Hz1iCWgrZ mu7m72qN4I678mC4qwD1PObQxUat4Y1kQpIj3t4W8Ma5ZgfsiC5PUzRsY zbFcH2dkil4ojipZQYo6SWsw1pBzetQN0twpubR5heL/8UxexPPIyDlFe KjKt3itWXMaUglg0R0m1JvMn5SRl9SO2eWlnpSGB4HNKvKkYSck+V+a25 g==; X-IronPort-AV: E=McAfee;i="6500,9779,10505"; a="305170523" X-IronPort-AV: E=Sophos;i="5.95,196,1661842800"; d="scan'208";a="305170523" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Oct 2022 08:04:14 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10505"; a="607135193" X-IronPort-AV: E=Sophos;i="5.95,196,1661842800"; d="scan'208";a="607135193" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga006.jf.intel.com with ESMTP; 19 Oct 2022 08:04:12 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 8B3FED0; Wed, 19 Oct 2022 18:04:33 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , linux-arm-kernel@lists.infradead.org, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Daniel Mack , Haojian Zhuang , Robert Jarzmik , Mark Brown Subject: [PATCH v2 1/5] spi: pxa2xx: Respect Intel SSP type given by a property Date: Wed, 19 Oct 2022 18:04:26 +0300 Message-Id: <20221019150430.27142-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221019150430.27142-1-andriy.shevchenko@linux.intel.com> References: <20221019150430.27142-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org Allow to set the Intel SSP type by reading the property. Signed-off-by: Andy Shevchenko --- drivers/spi/spi-pxa2xx.c | 6 ++++++ include/linux/pxa2xx_ssp.h | 1 + 2 files changed, 7 insertions(+) diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index 03ed6d4a14cd..857732a54ca7 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1460,6 +1460,7 @@ pxa2xx_spi_init_pdata(struct platform_device *pdev) struct resource *res; struct pci_dev *pcidev = dev_is_pci(parent) ? to_pci_dev(parent) : NULL; const struct pci_device_id *pcidev_id = NULL; + u32 value = SSP_UNDEFINED; enum pxa_ssp_type type; const void *match; int status; @@ -1468,9 +1469,14 @@ pxa2xx_spi_init_pdata(struct platform_device *pdev) if (pcidev) pcidev_id = pci_match_id(pxa2xx_spi_pci_compound_match, pcidev); + /* Always try to read property */ + device_property_read_u32(&pdev->dev, "intel,spi-pxa2xx-type", &value); + match = device_get_match_data(&pdev->dev); if (match) type = (enum pxa_ssp_type)match; + else if (value > SSP_UNDEFINED && value < SSP_MAX) + type = (enum pxa_ssp_type)value; else if (pcidev_id) type = (enum pxa_ssp_type)pcidev_id->driver_data; else diff --git a/include/linux/pxa2xx_ssp.h b/include/linux/pxa2xx_ssp.h index a3fec2de512f..cd1973e6ac4b 100644 --- a/include/linux/pxa2xx_ssp.h +++ b/include/linux/pxa2xx_ssp.h @@ -229,6 +229,7 @@ enum pxa_ssp_type { LPSS_SPT_SSP, LPSS_BXT_SSP, LPSS_CNL_SSP, + SSP_MAX }; struct ssp_device {