From patchwork Thu Nov 16 04:23:41 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "J, KEERTHY" X-Patchwork-Id: 10060657 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 4504D60230 for ; Thu, 16 Nov 2017 04:25:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 386C72A74F for ; Thu, 16 Nov 2017 04:25:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2D1E52A755; Thu, 16 Nov 2017 04:25:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C64162A74F for ; Thu, 16 Nov 2017 04:25:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758439AbdKPEZy (ORCPT ); Wed, 15 Nov 2017 23:25:54 -0500 Received: from lelnx194.ext.ti.com ([198.47.27.80]:64704 "EHLO lelnx194.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758343AbdKPEZx (ORCPT ); Wed, 15 Nov 2017 23:25:53 -0500 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by lelnx194.ext.ti.com (8.15.1/8.15.1) with ESMTP id vAG4Owpd011073; Wed, 15 Nov 2017 22:24:58 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ti.com; s=ti-com-17Q1; t=1510806298; bh=8mBumwxRHm+MyN0MAV5JpDyhMekcjHv4Iacnx6S4r8k=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=uqmWysL7asIkUuNcPPikDfzOdtg6ozLALpAa0T9s8HXOB7quuC6DhtiAgwVdt7bck pctuli/NaSWydaLJ/CpYbFtTtVZTUnychU//g0Mej6Oq65RMRyOJwLFFsBadqQ228P lQNYOeRC3dqn2nYpnJldfJKsIcLLzPTa7tPVleDc= Received: from DLEE105.ent.ti.com (dlee105.ent.ti.com [157.170.170.35]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id vAG4Owh6031255; Wed, 15 Nov 2017 22:24:58 -0600 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.1.845.34; Wed, 15 Nov 2017 22:24:58 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_0, cipher=TLS_RSA_WITH_AES_256_CBC_SHA) id 15.1.845.34 via Frontend Transport; Wed, 15 Nov 2017 22:24:58 -0600 Received: from ula0393675.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id vAG4ODg5015762; Wed, 15 Nov 2017 22:24:53 -0600 From: Keerthy To: , , CC: , , , , , , , , , Subject: [PATCH v3 8/9] pwm: pwm-omap-dmtimer: Adapt driver to utilize dmtimer pdata ops Date: Thu, 16 Nov 2017 09:53:41 +0530 Message-ID: <1510806222-22096-9-git-send-email-j-keerthy@ti.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1510806222-22096-1-git-send-email-j-keerthy@ti.com> References: <1510806222-22096-1-git-send-email-j-keerthy@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Adapt driver to utilize dmtimer pdata ops instead of pdata-quirks. Signed-off-by: Keerthy --- Changes in v3: * Used of_find_platdata_by_node function to fetch platform data for timer node. drivers/pwm/pwm-omap-dmtimer.c | 39 ++++++++++++++++++++++----------------- 1 file changed, 22 insertions(+), 17 deletions(-) diff --git a/drivers/pwm/pwm-omap-dmtimer.c b/drivers/pwm/pwm-omap-dmtimer.c index 5ad42f3..2caf46b 100644 --- a/drivers/pwm/pwm-omap-dmtimer.c +++ b/drivers/pwm/pwm-omap-dmtimer.c @@ -23,6 +23,7 @@ #include #include #include +#include #include #include #include @@ -37,7 +38,7 @@ struct pwm_omap_dmtimer_chip { struct pwm_chip chip; struct mutex mutex; pwm_omap_dmtimer *dm_timer; - struct pwm_omap_dmtimer_pdata *pdata; + struct omap_dm_timer_ops *pdata; struct platform_device *dm_timer_pdev; }; @@ -242,19 +243,33 @@ static int pwm_omap_dmtimer_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; struct device_node *timer; + struct platform_device *timer_pdev; struct pwm_omap_dmtimer_chip *omap; - struct pwm_omap_dmtimer_pdata *pdata; + struct dmtimer_platform_data *timer_pdata; + struct omap_dm_timer_ops *pdata; pwm_omap_dmtimer *dm_timer; u32 v; int status; - pdata = dev_get_platdata(&pdev->dev); - if (!pdata) { - dev_err(&pdev->dev, "Missing dmtimer platform data\n"); + timer = of_parse_phandle(np, "ti,timers", 0); + if (!timer) + return -ENODEV; + + timer_pdev = of_find_device_by_node(timer); + if (!timer_pdev) { + dev_err(&pdev->dev, "Unable to find Timer pdev\n"); + return -ENODEV; + } + + timer_pdata = of_find_platdata_by_node(timer); + if (!timer_pdata) { + dev_err(&pdev->dev, "dmtimer pdata structure NULL\n"); return -EINVAL; } - if (!pdata->request_by_node || + pdata = timer_pdata->timer_ops; + + if (!pdata || !pdata->request_by_node || !pdata->free || !pdata->enable || !pdata->disable || @@ -270,10 +285,6 @@ static int pwm_omap_dmtimer_probe(struct platform_device *pdev) return -EINVAL; } - timer = of_parse_phandle(np, "ti,timers", 0); - if (!timer) - return -ENODEV; - if (!of_get_property(timer, "ti,timer-pwm", NULL)) { dev_err(&pdev->dev, "Missing ti,timer-pwm capability\n"); return -ENODEV; @@ -291,13 +302,7 @@ static int pwm_omap_dmtimer_probe(struct platform_device *pdev) omap->pdata = pdata; omap->dm_timer = dm_timer; - - omap->dm_timer_pdev = of_find_device_by_node(timer); - if (!omap->dm_timer_pdev) { - dev_err(&pdev->dev, "Unable to find timer pdev\n"); - omap->pdata->free(dm_timer); - return -EINVAL; - } + omap->dm_timer_pdev = timer_pdev; /* * Ensure that the timer is stopped before we allow PWM core to call