From patchwork Tue Apr 7 12:28:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Birsan X-Patchwork-Id: 11478057 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E24F01392 for ; Tue, 7 Apr 2020 12:30:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BFEB72078C for ; Tue, 7 Apr 2020 12:30:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="pVakwL8z" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728674AbgDGM3g (ORCPT ); Tue, 7 Apr 2020 08:29:36 -0400 Received: from esa4.microchip.iphmx.com ([68.232.154.123]:7949 "EHLO esa4.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726562AbgDGM3f (ORCPT ); Tue, 7 Apr 2020 08:29:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1586262575; x=1617798575; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=8OHvKFojSgEFCTGWAhdU7SNu+dqnlwN7/WnZMvI74jc=; b=pVakwL8zyJ//+R0iuA4j74dQBrL8a8arIKy+h6sn45OBfxLVl7y1jGOb T/kHz+o6HBdLlFecg4O5SZhyR+AWovL3r2af/dLvfJO2DbYMzF1qgViVw Q7lhMo+oSQVW0i1snWbe/gLTTFLhcycVZzPmP0Z4PIAFjBOMkMoF+oiM8 RPLXb2cK7rBhEDn2FZtoPfmOZHXKIXaD0qaIXk7nm0Kj1icHVE4ycgWTM QH7ClA55gyVyMyvDphyP7WhPD93QLUZoVG4V4GdtVLGHYGy1g9UAhrOgI cyKf/MaYppPwc2wgOZArWRmH0fR+GAGz3Iey9AP6rIN9nVwEo0KGOQofT g==; IronPort-SDR: GwZBSIHIFfiCoXZbUHyuHr/b8kzx/lzfndBhSKU1syyWMLvo6vX3GISvsznv6MwZjk1VLm+mNQ yFxcC6hloe3Nsblo9YDBjsBjoSZkdGBS1k5KrqST8SVPWWlLMkQtEkw6TTukKxuELsleKWWpcX BeYrbgpYB2sfI4I+531nHXtfGa7A35/RH6K/goAWan4SEHG3o0X1bcENSHYHa7DhCmzBPX5k26 Z937XmSZ5GIfHdEDrhjVm6apI/QkNKuY9idjQS3GmeS+A273NIgIhR+dny8b5D18e3aTQZEODY eKg= X-IronPort-AV: E=Sophos;i="5.72,354,1580799600"; d="scan'208";a="69643576" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 07 Apr 2020 05:29:34 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Tue, 7 Apr 2020 05:29:46 -0700 Received: from cristi-P53.amer.actel.com (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.1713.5 via Frontend Transport; Tue, 7 Apr 2020 05:29:32 -0700 From: To: , , , , , CC: , , Claudiu Beznea Subject: [PATCH 1/7] usb: gadget: udc: atmel: use of_find_matching_node_and_match Date: Tue, 7 Apr 2020 15:28:46 +0300 Message-ID: <20200407122852.19422-2-cristian.birsan@microchip.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200407122852.19422-1-cristian.birsan@microchip.com> References: <20200407122852.19422-1-cristian.birsan@microchip.com> MIME-Version: 1.0 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Claudiu Beznea Instead of trying to match every possible compatible use of_find_matching_node_and_match() and pass the compatible array. Signed-off-by: Claudiu Beznea --- drivers/usb/gadget/udc/atmel_usba_udc.c | 24 +++++++++++++++++------- 1 file changed, 17 insertions(+), 7 deletions(-) diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c index 6e0432141c40..32e5b44d9fbd 100644 --- a/drivers/usb/gadget/udc/atmel_usba_udc.c +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c @@ -2052,6 +2052,12 @@ static const struct of_device_id atmel_udc_dt_ids[] = { MODULE_DEVICE_TABLE(of, atmel_udc_dt_ids); +static const struct of_device_id atmel_pmc_dt_ids[] = { + { .compatible = "atmel,at91sam9g45-pmc" }, + { .compatible = "atmel,at91sam9rl-pmc" }, + { .compatible = "atmel,at91sam9x5-pmc" }, +}; + static struct usba_ep * atmel_udc_of_init(struct platform_device *pdev, struct usba_udc *udc) { @@ -2067,13 +2073,17 @@ static struct usba_ep * atmel_udc_of_init(struct platform_device *pdev, return ERR_PTR(-EINVAL); udc->errata = match->data; - udc->pmc = syscon_regmap_lookup_by_compatible("atmel,at91sam9g45-pmc"); - if (IS_ERR(udc->pmc)) - udc->pmc = syscon_regmap_lookup_by_compatible("atmel,at91sam9rl-pmc"); - if (IS_ERR(udc->pmc)) - udc->pmc = syscon_regmap_lookup_by_compatible("atmel,at91sam9x5-pmc"); - if (udc->errata && IS_ERR(udc->pmc)) - return ERR_CAST(udc->pmc); + if (udc->errata) { + pp = of_find_matching_node_and_match(NULL, atmel_pmc_dt_ids, + NULL); + if (!pp) + return ERR_PTR(-ENODEV); + + udc->pmc = syscon_node_to_regmap(pp); + of_node_put(pp); + if (IS_ERR(udc->pmc)) + return ERR_CAST(udc->pmc); + } udc->num_ep = 0;