Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753809Ab2JON3A (ORCPT ); Mon, 15 Oct 2012 09:29:00 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:43822 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753732Ab2JON2z (ORCPT ); Mon, 15 Oct 2012 09:28:55 -0400 From: Kishon Vijay Abraham I To: , , , , , , , , , , CC: Subject: [PATCH v4 2/7] usb: dwc3-omap: use of_platform API to create dwc3 core pdev Date: Mon, 15 Oct 2012 18:57:55 +0530 Message-ID: <1350307680-24938-3-git-send-email-kishon@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1350307680-24938-1-git-send-email-kishon@ti.com> References: <1350307680-24938-1-git-send-email-kishon@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3846 Lines: 139 Used of_platform_populate() to populate dwc3 core platform_device from device tree data. Since now the allocation of unique device id is handled by of_*, removed the call to dwc3_get_device_id. Signed-off-by: Kishon Vijay Abraham I --- drivers/usb/dwc3/dwc3-omap.c | 50 +++++++++--------------------------------- 1 file changed, 10 insertions(+), 40 deletions(-) diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index d51c69c..4aaeec4 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -47,6 +47,7 @@ #include #include #include +#include #include #include @@ -133,7 +134,6 @@ struct dwc3_omap { /* device lock */ spinlock_t lock; - struct platform_device *dwc3; struct platform_device *usb2_phy; struct platform_device *usb3_phy; struct device *dev; @@ -276,12 +276,10 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) struct dwc3_omap_data *pdata = pdev->dev.platform_data; struct device_node *node = pdev->dev.of_node; - struct platform_device *dwc3; struct dwc3_omap *omap; struct resource *res; struct device *dev = &pdev->dev; - int devid; int size; int ret = -ENOMEM; int irq; @@ -324,34 +322,19 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) return ret; } - devid = dwc3_get_device_id(); - if (devid < 0) - return -ENODEV; - - dwc3 = platform_device_alloc("dwc3", devid); - if (!dwc3) { - dev_err(dev, "couldn't allocate dwc3 device\n"); - goto err1; - } - context = devm_kzalloc(dev, resource_size(res), GFP_KERNEL); if (!context) { dev_err(dev, "couldn't allocate dwc3 context memory\n"); - goto err2; + return -ENOMEM; } spin_lock_init(&omap->lock); - dma_set_coherent_mask(&dwc3->dev, dev->coherent_dma_mask); - dwc3->dev.parent = dev; - dwc3->dev.dma_mask = dev->dma_mask; - dwc3->dev.dma_parms = dev->dma_parms; omap->resource_size = resource_size(res); omap->context = context; omap->dev = dev; omap->irq = irq; omap->base = base; - omap->dwc3 = dwc3; reg = dwc3_omap_readl(omap->base, USBOTGSS_UTMI_OTG_STATUS); @@ -396,7 +379,7 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) if (ret) { dev_err(dev, "failed to request IRQ #%d --> %d\n", omap->irq, ret); - goto err2; + return ret; } /* enable all IRQs */ @@ -415,28 +398,16 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) dwc3_omap_writel(omap->base, USBOTGSS_IRQENABLE_SET_1, reg); - ret = platform_device_add_resources(dwc3, pdev->resource, - pdev->num_resources); - if (ret) { - dev_err(dev, "couldn't add resources to dwc3 device\n"); - goto err2; - } - - ret = platform_device_add(dwc3); - if (ret) { - dev_err(dev, "failed to register dwc3 device\n"); - goto err2; + if (node) { + ret = of_platform_populate(node, NULL, NULL, dev); + if (ret) { + dev_err(&pdev->dev, + "failed to add create dwc3 core\n"); + return ret; + } } return 0; - -err2: - platform_device_put(dwc3); - -err1: - dwc3_put_device_id(devid); - - return ret; } static int __devexit dwc3_omap_remove(struct platform_device *pdev) @@ -446,7 +417,6 @@ static int __devexit dwc3_omap_remove(struct platform_device *pdev) platform_device_unregister(omap->usb2_phy); platform_device_unregister(omap->usb3_phy); - dwc3_put_device_id(omap->dwc3->id); device_for_each_child(&pdev->dev, NULL, dwc3_omap_remove_core); return 0; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/