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path: root/drivers/usb/dwc3/dwc3-omap.c
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Diffstat (limited to 'drivers/usb/dwc3/dwc3-omap.c')
-rw-r--r--drivers/usb/dwc3/dwc3-omap.c41
1 files changed, 29 insertions, 12 deletions
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 172d64e585b6..edba5348be18 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -205,6 +205,18 @@ static void dwc3_omap_write_irq0_set(struct dwc3_omap *omap, u32 value)
omap->irq0_offset, value);
}
+static void dwc3_omap_write_irqmisc_clr(struct dwc3_omap *omap, u32 value)
+{
+ dwc3_omap_writel(omap->base, USBOTGSS_IRQENABLE_CLR_MISC +
+ omap->irqmisc_offset, value);
+}
+
+static void dwc3_omap_write_irq0_clr(struct dwc3_omap *omap, u32 value)
+{
+ dwc3_omap_writel(omap->base, USBOTGSS_IRQENABLE_CLR_0 -
+ omap->irq0_offset, value);
+}
+
static void dwc3_omap_set_mailbox(struct dwc3_omap *omap,
enum omap_dwc3_vbus_id_status status)
{
@@ -313,15 +325,6 @@ static irqreturn_t dwc3_omap_interrupt(int irq, void *_omap)
return IRQ_HANDLED;
}
-static int dwc3_omap_remove_core(struct device *dev, void *c)
-{
- struct platform_device *pdev = to_platform_device(dev);
-
- of_device_unregister(pdev);
-
- return 0;
-}
-
static void dwc3_omap_enable_irqs(struct dwc3_omap *omap)
{
u32 reg;
@@ -345,9 +348,23 @@ static void dwc3_omap_enable_irqs(struct dwc3_omap *omap)
static void dwc3_omap_disable_irqs(struct dwc3_omap *omap)
{
+ u32 reg;
+
/* disable all IRQs */
- dwc3_omap_write_irqmisc_set(omap, 0x00);
- dwc3_omap_write_irq0_set(omap, 0x00);
+ reg = USBOTGSS_IRQO_COREIRQ_ST;
+ dwc3_omap_write_irq0_clr(omap, reg);
+
+ reg = (USBOTGSS_IRQMISC_OEVT |
+ USBOTGSS_IRQMISC_DRVVBUS_RISE |
+ USBOTGSS_IRQMISC_CHRGVBUS_RISE |
+ USBOTGSS_IRQMISC_DISCHRGVBUS_RISE |
+ USBOTGSS_IRQMISC_IDPULLUP_RISE |
+ USBOTGSS_IRQMISC_DRVVBUS_FALL |
+ USBOTGSS_IRQMISC_CHRGVBUS_FALL |
+ USBOTGSS_IRQMISC_DISCHRGVBUS_FALL |
+ USBOTGSS_IRQMISC_IDPULLUP_FALL);
+
+ dwc3_omap_write_irqmisc_clr(omap, reg);
}
static u64 dwc3_omap_dma_mask = DMA_BIT_MASK(32);
@@ -574,7 +591,7 @@ static int dwc3_omap_remove(struct platform_device *pdev)
if (omap->extcon_id_dev.edev)
extcon_unregister_interest(&omap->extcon_id_dev);
dwc3_omap_disable_irqs(omap);
- device_for_each_child(&pdev->dev, NULL, dwc3_omap_remove_core);
+ of_platform_depopulate(omap->dev);
pm_runtime_put_sync(&pdev->dev);
pm_runtime_disable(&pdev->dev);