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Commit 30fef1a9 authored by George Cherian's avatar George Cherian Committed by Felipe Balbi
Browse files

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: default avatarGeorge Cherian <george.cherian@ti.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent ca632a0d

drivers/usb/dwc3/dwc3-omap.c

+22 −16
Original line number Diff line number Diff line
@@ -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);