From 84bab7393b0da5086e133b7f333b800d26f7166b Mon Sep 17 00:00:00 2001 From: Eric Miao Date: Fri, 3 Oct 2008 22:37:21 +0800 Subject: [PATCH] [ARM] ohci-pxa27x: use platform_get_{irq,resource} for the resource Depending on the order of how resource is defined in the platform device is not good, use platform_get_{irq,resource} for the IRQ and memory resources. Signed-off-by: Eric Miao Signed-off-by: Russell King --- drivers/usb/host/ohci-pxa27x.c | 24 +++++++++++++++++------- 1 file changed, 17 insertions(+), 7 deletions(-) diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c index 551581734c2..8530c6e9b77 100644 --- a/drivers/usb/host/ohci-pxa27x.c +++ b/drivers/usb/host/ohci-pxa27x.c @@ -255,18 +255,20 @@ static void pxa27x_stop_hc(struct device *dev) */ int usb_hcd_pxa27x_probe (const struct hc_driver *driver, struct platform_device *pdev) { - int retval; + int retval, irq; struct usb_hcd *hcd; struct pxaohci_platform_data *inf; + struct resource *r; inf = pdev->dev.platform_data; if (!inf) return -ENODEV; - if (pdev->resource[1].flags != IORESOURCE_IRQ) { - pr_debug ("resource[1] is not IORESOURCE_IRQ"); - return -ENOMEM; + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + pr_err("no resource of IORESOURCE_IRQ"); + return -ENXIO; } usb_clk = clk_get(&pdev->dev, "USBCLK"); @@ -276,8 +278,16 @@ int usb_hcd_pxa27x_probe (const struct hc_driver *driver, struct platform_device hcd = usb_create_hcd (driver, &pdev->dev, "pxa27x"); if (!hcd) return -ENOMEM; - hcd->rsrc_start = pdev->resource[0].start; - hcd->rsrc_len = pdev->resource[0].end - pdev->resource[0].start + 1; + + r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!r) { + pr_err("no resource of IORESOURCE_MEM"); + retval = -ENXIO; + goto err1; + } + + hcd->rsrc_start = r->start; + hcd->rsrc_len = resource_size(r); if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) { pr_debug("request_mem_region failed"); @@ -305,7 +315,7 @@ int usb_hcd_pxa27x_probe (const struct hc_driver *driver, struct platform_device ohci_hcd_init(hcd_to_ohci(hcd)); - retval = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_DISABLED); + retval = usb_add_hcd(hcd, irq, IRQF_DISABLED); if (retval == 0) return retval; -- 2.41.1