Commit afbdbd37 authored by Paul Cercueil's avatar Paul Cercueil Committed by Greg Kroah-Hartman
Browse files

usb: musb: jz4740: obtain USB PHY from devicetree 



Fall back to devm_usb_get_phy() if devicetree is not available.

Signed-off-by: default avatarPaul Cercueil <paul@crapouillou.net>
Signed-off-by: default avatarBin Liu <b-liu@ti.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 82257c73

drivers/usb/musb/jz4740.c

+7 −10
Original line number Diff line number Diff line
@@ -74,9 +74,14 @@ static struct musb_hdrc_platform_data jz4740_musb_platform_data = { 


static int jz4740_musb_init(struct musb *musb)

{

	musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);

	struct device *dev = musb->controller->parent;



	if (dev->of_node)

		musb->xceiv = devm_usb_get_phy_by_phandle(dev, "phys", 0);

	else

		musb->xceiv = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2);

	if (IS_ERR(musb->xceiv)) {

		pr_err("HS UDC: no transceiver configured\n");

		dev_err(dev, "No transceiver configured\n");

		return PTR_ERR(musb->xceiv);

	}
@@ -90,13 +95,6 @@ static int jz4740_musb_init(struct musb *musb) 
	return 0;

}



static int jz4740_musb_exit(struct musb *musb)

{

	usb_put_phy(musb->xceiv);



	return 0;

}



/*

 * DMA has not been confirmed to work with CONFIG_USB_INVENTRA_DMA,

 * so let's not set up the dma function pointers yet.
@@ -105,7 +103,6 @@ static const struct musb_platform_ops jz4740_musb_ops = { 
	.quirks		= MUSB_DMA_INVENTRA | MUSB_INDEXED_EP,

	.fifo_mode	= 2,

	.init		= jz4740_musb_init,

	.exit		= jz4740_musb_exit,

};



static int jz4740_probe(struct platform_device *pdev)

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