Move map offset to its own seperate function.
Improve code readability, decrease the dwc3_probe() size.
Signed-off-by: George Cherian <george.cher...@ti.com>
---
drivers/usb/dwc3/dwc3-omap.c | 33 ++++++++++++++++++++-------------
1 file changed, 20 insertions(+), 13 deletions(-)
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 999bdc8..09918ac 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -378,6 +378,25 @@ static int dwc3_omap_vbus_notifier(struct notifier_block
*nb,
return NOTIFY_DONE;
}
+static void dwc3_omap_map_offset(struct dwc3_omap *omap)
+{
+ struct device_node *node = omap->dev->of_node;
+
+ /* Differentiate between OMAP5 and AM437x.
+ * For OMAP5(ES2.0) and AM437x wrapper revision is same even
+ * though there are changes in wrapper register offsets.
+ * Using dt compatible to differentiate AM437x.
+ */
+
+ if (of_device_is_compatible(node, "ti,am437x-dwc3")) {
+ omap->irq_eoi_offset = USBOTGSS_EOI_OFFSET;
+ omap->irq0_offset = USBOTGSS_IRQ0_OFFSET;
+ omap->irqmisc_offset = USBOTGSS_IRQMISC_OFFSET;
+ omap->utmi_otg_offset = USBOTGSS_UTMI_OTG_OFFSET;
+ omap->debug_offset = USBOTGSS_DEBUG_OFFSET;
+ }
+}
+
static int dwc3_omap_probe(struct platform_device *pdev)
{
struct device_node *node = pdev->dev.of_node;
@@ -442,19 +461,7 @@ static int dwc3_omap_probe(struct platform_device *pdev)
goto err0;
}
- /* Differentiate between OMAP5 and AM437x.
- * For OMAP5(ES2.0) and AM437x wrapper revision is same, even
- * though there are changes in wrapper register offsets.
- * Using dt compatible to differentiate AM437x.
- */
-
- if (of_device_is_compatible(node, "ti,am437x-dwc3")) {
- omap->irq_eoi_offset = USBOTGSS_EOI_OFFSET;
- omap->irq0_offset = USBOTGSS_IRQ0_OFFSET;
- omap->irqmisc_offset = USBOTGSS_IRQMISC_OFFSET;
- omap->utmi_otg_offset = USBOTGSS_UTMI_OTG_OFFSET;
- omap->debug_offset = USBOTGSS_DEBUG_OFFSET;
- }
+ dwc3_omap_map_offset(omap);
reg = dwc3_omap_read_utmi_status(omap);
--
1.8.3.1
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