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, 6 deletions

diff --git a/drivers/usb/gadget/m66592-udc.c b/drivers/usb/gadget/m66592-udc.c
index 3a8879ec2061..43dcf9e1af6b 100644
--- a/drivers/usb/gadget/m66592-udc.c
+++ b/drivers/usb/gadget/m66592-udc.c
@@ -1546,8 +1546,6 @@ static void nop_completion(struct usb_ep *ep, struct usb_request *r)
 {
 }
 
-#define resource_len(r) (((r)->end - (r)->start) + 1)
-
 static int __init m66592_probe(struct platform_device *pdev)
 {
         struct resource *res;
@@ -1560,11 +1558,10 @@ static int __init m66592_probe(struct platform_device *pdev)
         int ret = 0;
         int i;
 
-        res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
-                        (char *)udc_name);
+        res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         if (!res) {
                 ret = -ENODEV;
-                pr_err("platform_get_resource_byname error.\n");
+                pr_err("platform_get_resource error.\n");
                 goto clean_up;
         }
 
@@ -1575,7 +1572,7 @@ static int __init m66592_probe(struct platform_device *pdev)
                 goto clean_up;
         }
 
-        reg = ioremap(res->start, resource_len(res));
+        reg = ioremap(res->start, resource_size(res));
         if (reg == NULL) {
                 ret = -ENOMEM;
                 pr_err("ioremap error.\n");