usb: dwc3: core: split host address space

This fix prevents a problem with dwc3 and host mode where
we were requesting the entire memory region in dwc3/core.c,
thus preventing xhci-plat from ever ioremapping its own address space.

Signed-off-by: Ido Shayevitz <idos@codeaurora.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 2 insertions, 17 deletions

diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c
index b108d18fd40d..56a62342884d 100644
--- a/drivers/usb/dwc3/host.c
+++ b/drivers/usb/dwc3/host.c
@@ -39,15 +39,6 @@
 
 #include "core.h"
 
-static struct resource generic_resources[] = {
-        {
-                .flags = IORESOURCE_IRQ,
-        },
-        {
-                .flags = IORESOURCE_MEM,
-        },
-};
-
 int dwc3_host_init(struct dwc3 *dwc)
 {
         struct platform_device  *xhci;
@@ -68,14 +59,8 @@ int dwc3_host_init(struct dwc3 *dwc)
 
         dwc->xhci = xhci;
 
-        /* setup resources */
-        generic_resources[0].start = dwc->irq;
-
-        generic_resources[1].start = dwc->res->start;
-        generic_resources[1].end = dwc->res->start + 0x7fff;
-
-        ret = platform_device_add_resources(xhci, generic_resources,
-                        ARRAY_SIZE(generic_resources));
+        ret = platform_device_add_resources(xhci, dwc->xhci_resources,
+                                                DWC3_XHCI_RESOURCES_NUM);
         if (ret) {
                 dev_err(dwc->dev, "couldn't add resources to xHCI device\n");
                 goto err1;