USB: m66592 and r8a66597 resource changes

Use the more common platform_get_resource() together with index instead
of depending on the resource name and platform_get_resource_by_name().
Replace the resource_len() implementation with resource_size().

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Acked-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 3 insertions, 5 deletions

diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index c21f14e0666..319041205b5 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -2275,7 +2275,6 @@ static int __init_or_module r8a66597_remove(struct platform_device *pdev)
         return 0;
 }
 
-#define resource_len(r) (((r)->end - (r)->start) + 1)
 static int __init r8a66597_probe(struct platform_device *pdev)
 {
 #if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) && defined(CONFIG_HAVE_CLK)
@@ -2296,11 +2295,10 @@ static int __init r8a66597_probe(struct platform_device *pdev)
                 goto clean_up;
         }
 
-        res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
-                                           (char *)hcd_name);
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         if (!res) {
                 ret = -ENODEV;
-                dev_err(&pdev->dev, "platform_get_resource_byname error.\n");
+                dev_err(&pdev->dev, "platform_get_resource error.\n");
                 goto clean_up;
         }
 
@@ -2315,7 +2313,7 @@ static int __init r8a66597_probe(struct platform_device *pdev)
         irq = ires->start;
         irq_trigger = ires->flags & IRQF_TRIGGER_MASK;
 
-        reg = ioremap(res->start, resource_len(res));
+        reg = ioremap(res->start, resource_size(res));
         if (reg == NULL) {
                 ret = -ENOMEM;
                 dev_err(&pdev->dev, "ioremap error.\n");