[PATCH 10/19] usb: dwc3: core: Adapt to named interrupts

[George Cherian <george.cherian@xxxxxx>]

From: Felipe Balbi <balbi@xxxxxx>

Add support to use interrupt names,

Following are the interrupt names

Peripheral Interrupt - peripheral
HOST Interrupt - host
OTG Interrupt - otg

Signed-off-by: Felipe Balbi <balbi@xxxxxx>
Signed-off-by: George Cherian <george.cherian@xxxxxx>
---
 drivers/usb/dwc3/core.c | 12 ++++++++++++
 drivers/usb/dwc3/core.h |  7 +++++++
 2 files changed, 19 insertions(+)

diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index fadd767..dbd5589 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -760,6 +760,18 @@ static int dwc3_probe(struct platform_device *pdev)
 	dwc->xhci_resources[1].flags = res->flags;
 	dwc->xhci_resources[1].name = res->name;
 
+	dwc->otg_irq = platform_get_irq_byname(pdev, "otg");
+	if (!dwc->otg_irq)
+		dev_err(dev, "missing OTG IRQ\n");
+
+	dwc->gadget_irq = platform_get_irq_byname(pdev, "peripheral");
+	if (!dwc->gadget_irq)
+		dev_err(dev, "missing peripheral IRQ\n");
+
+	dwc->xhci_irq = platform_get_irq_byname(pdev, "host");
+	if (!dwc->xhci_irq)
+		dev_err(dev, "missing HOST IRQ\n");
+
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res) {
 		dev_err(dev, "missing memory resource\n");
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 6b38223..7c5ae37 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -651,6 +651,9 @@ struct dwc3_scratchpad_array {
  * @maximum_speed: maximum speed requested (mainly for testing purposes)
  * @revision: revision register contents
  * @dr_mode: requested mode of operation
+ * @xhci_irq: IRQ number for XHCI IRQs
+ * @gadget_irq: IRQ number for Peripheral IRQs
+ * @otg_irq: IRQ number for OTG IRQs
  * @usb2_phy: pointer to USB2 PHY
  * @usb3_phy: pointer to USB3 PHY
  * @usb2_generic_phy: pointer to USB2 PHY
@@ -747,6 +750,10 @@ struct dwc3 {
 
 	enum usb_dr_mode	dr_mode;
 
+	int			gadget_irq;
+	int			xhci_irq;
+	int			otg_irq;
+
 	/* used for suspend/resume */
 	u32			dcfg;
 	u32			gctl;
-- 
1.8.3.1

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