usb: dwc3: core: switch over to devm_ioremap_resource()
use the new devm_ioremap_resource() on core.c
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index df3723a..25d374c 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -389,23 +389,15 @@
dwc->xhci_resources[0].flags = res->flags;
dwc->xhci_resources[0].name = res->name;
+ res->start += DWC3_GLOBALS_REGS_START;
+
/*
* Request memory region but exclude xHCI regs,
* since it will be requested by the xhci-plat driver.
*/
- res = devm_request_mem_region(dev, res->start + DWC3_GLOBALS_REGS_START,
- resource_size(res) - DWC3_GLOBALS_REGS_START,
- dev_name(dev));
- if (!res) {
- dev_err(dev, "can't request mem region\n");
- return -ENOMEM;
- }
-
- regs = devm_ioremap_nocache(dev, res->start, resource_size(res));
- if (!regs) {
- dev_err(dev, "ioremap failed\n");
- return -ENOMEM;
- }
+ regs = devm_ioremap_resource(dev, res);
+ if (IS_ERR(regs))
+ return PTR_ERR(regs);
if (node) {
dwc->maximum_speed = of_usb_get_maximum_speed(node);