[PATCH v2] usb: dwc2: fix "iomem 0x00000000" message

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Set the iomem parameters in the usb_hcd to fix this misleading
message during driver load:
dwc2 c9100000.usb: irq 22, io mem 0x00000000

Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx>
---
v2:
- get info from hsotg->dev instead of adding a function parameter
---
 drivers/usb/dwc2/hcd.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index 98249be1..fa8a9f27 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -42,6 +42,7 @@
 #include <linux/module.h>
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>
+#include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 #include <linux/delay.h>
 #include <linux/io.h>
@@ -4966,6 +4967,8 @@ static void dwc2_hcd_release(struct dwc2_hsotg *hsotg)
  */
 int dwc2_hcd_init(struct dwc2_hsotg *hsotg, int irq)
 {
+	struct platform_device *pdev = to_platform_device(hsotg->dev);
+	struct resource *res;
 	struct usb_hcd *hcd;
 	struct dwc2_host_chan *channel;
 	u32 hcfg;
@@ -5021,6 +5024,10 @@ int dwc2_hcd_init(struct dwc2_hsotg *hsotg, int irq)
 
 	hcd->has_tt = 1;
 
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	hcd->rsrc_start = res->start;
+	hcd->rsrc_len = resource_size(res);
+
 	((struct wrapper_priv_data *)&hcd->hcd_priv)->hsotg = hsotg;
 	hsotg->priv = hcd;
 
-- 
2.11.0

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