From patchwork Mon Dec 16 14:56:30 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomi Valkeinen X-Patchwork-Id: 3354601 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 840989F314 for ; Mon, 16 Dec 2013 14:59:08 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E2AC220213 for ; Mon, 16 Dec 2013 14:59:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BA25F20218 for ; Mon, 16 Dec 2013 14:59:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754411Ab3LPO6f (ORCPT ); Mon, 16 Dec 2013 09:58:35 -0500 Received: from bear.ext.ti.com ([192.94.94.41]:54793 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753859Ab3LPO6e (ORCPT ); Mon, 16 Dec 2013 09:58:34 -0500 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id rBGEwYcF014952; Mon, 16 Dec 2013 08:58:34 -0600 Received: from DLEE70.ent.ti.com (dlemailx.itg.ti.com [157.170.170.113]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id rBGEwXVf025545; Mon, 16 Dec 2013 08:58:33 -0600 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.2.342.3; Mon, 16 Dec 2013 08:58:33 -0600 Received: from deskari.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id rBGEvr1P024216; Mon, 16 Dec 2013 08:58:32 -0600 From: Tomi Valkeinen To: , , CC: Tomi Valkeinen Subject: [PATCHv2 23/27] OMAPDSS: connector-dvi: Add DT support Date: Mon, 16 Dec 2013 16:56:30 +0200 Message-ID: <1387205794-32246-24-git-send-email-tomi.valkeinen@ti.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1387205794-32246-1-git-send-email-tomi.valkeinen@ti.com> References: <1387205794-32246-1-git-send-email-tomi.valkeinen@ti.com> MIME-Version: 1.0 Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org X-Spam-Status: No, score=-7.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Tomi Valkeinen --- drivers/video/omap2/displays-new/connector-dvi.c | 43 ++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/drivers/video/omap2/displays-new/connector-dvi.c b/drivers/video/omap2/displays-new/connector-dvi.c index b6c50904038e..d1204b1c5182 100644 --- a/drivers/video/omap2/displays-new/connector-dvi.c +++ b/drivers/video/omap2/displays-new/connector-dvi.c @@ -277,6 +277,37 @@ static int dvic_probe_pdata(struct platform_device *pdev) return 0; } +static int dvic_probe_of(struct platform_device *pdev) +{ + struct panel_drv_data *ddata = platform_get_drvdata(pdev); + struct device_node *node = pdev->dev.of_node; + struct omap_dss_device *in; + struct device_node *adapter_node; + struct i2c_adapter *adapter; + + in = omapdss_of_find_source_for_first_ep(node); + if (IS_ERR(in)) { + dev_err(&pdev->dev, "failed to find video source\n"); + return PTR_ERR(in); + } + + ddata->in = in; + + adapter_node = of_parse_phandle(node, "i2c-bus", 0); + if (adapter_node) { + adapter = of_find_i2c_adapter_by_node(adapter_node); + if (adapter == NULL) { + dev_err(&pdev->dev, "failed to parse i2c-bus\n"); + omap_dss_put_device(ddata->in); + return -EPROBE_DEFER; + } + + ddata->i2c_adapter = adapter; + } + + return 0; +} + static int dvic_probe(struct platform_device *pdev) { struct panel_drv_data *ddata; @@ -293,6 +324,10 @@ static int dvic_probe(struct platform_device *pdev) r = dvic_probe_pdata(pdev); if (r) return r; + } else if (pdev->dev.of_node) { + r = dvic_probe_of(pdev); + if (r) + return r; } else { return -ENODEV; } @@ -342,12 +377,20 @@ static int __exit dvic_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id dvic_of_match[] = { + { .compatible = "dvi-connector", }, + {}, +}; + +MODULE_DEVICE_TABLE(of, dvic_of_match); + static struct platform_driver dvi_connector_driver = { .probe = dvic_probe, .remove = __exit_p(dvic_remove), .driver = { .name = "connector-dvi", .owner = THIS_MODULE, + .of_match_table = dvic_of_match, }, };