From afbdbd37600b127b37ad88223ed7255fdc9fee92 Mon Sep 17 00:00:00 2001 From: Paul Cercueil Date: Tue, 30 Apr 2019 09:59:40 -0500 Subject: [PATCH] usb: musb: jz4740: obtain USB PHY from devicetree Fall back to devm_usb_get_phy() if devicetree is not available. Signed-off-by: Paul Cercueil Signed-off-by: Bin Liu Signed-off-by: Greg Kroah-Hartman --- drivers/usb/musb/jz4740.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) diff --git a/drivers/usb/musb/jz4740.c b/drivers/usb/musb/jz4740.c index ad35e09f90bd..5261f8dfedec 100644 --- a/drivers/usb/musb/jz4740.c +++ b/drivers/usb/musb/jz4740.c @@ -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) -- 2.30.2