diff options
| author | George Cherian <george.cherian@ti.com> | 2014-07-16 17:07:06 +0400 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2014-07-16 18:56:49 +0400 |
| commit | 30fef1a97fb6551abb50b5208993726b878fe40f (patch) | |
| tree | 3052c12d01f3b33dfd7b8d4b3a510e4492d4a5ba /drivers/usb/dwc3/dwc3-omap.c | |
| parent | ca632a0d2fec10e62377a78a424d68c90f2e4345 (diff) | |
| download | linux-30fef1a97fb6551abb50b5208993726b878fe40f.tar.xz | |
usb: dwc3: omap: add dwc3_omap_map_offset() function
Move map offset to its own separate function.
Improve code readability, decrease the dwc3_probe() size.
Signed-off-by: George Cherian <george.cherian@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc3/dwc3-omap.c')
| -rw-r--r-- | drivers/usb/dwc3/dwc3-omap.c | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 25a6075ef319..22fca6291ff5 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -378,6 +378,27 @@ 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; @@ -442,22 +463,7 @@ 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); |