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Commit 8d1dc4d0 authored by Fabio Estevam's avatar Fabio Estevam Committed by Greg Kroah-Hartman
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usb: chipidea: usbmisc_imx: Move the reading of USB_PHY_CTRL 



If 'evdo' property is not defined, then reading the MX25_USB_PHY_CTRL_OFFSET
register is an unneeded operation.

Move the reading of MX25_USB_PHY_CTRL_OFFSET inside the 'evdo' if block code,
where it is actually used.

Signed-off-by: default avatarFabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: default avatarPeter Chen <peter.chen@freescale.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 73529828

drivers/usb/chipidea/usbmisc_imx.c

+1 −2
Original line number Diff line number Diff line
@@ -117,10 +117,9 @@ static int usbmisc_imx25_post(struct imx_usbmisc_data *data) 
	if (data->index > 2)

		return -EINVAL;



	reg = usbmisc->base + MX25_USB_PHY_CTRL_OFFSET;



	if (data->evdo) {

		spin_lock_irqsave(&usbmisc->lock, flags);

		reg = usbmisc->base + MX25_USB_PHY_CTRL_OFFSET;

		val = readl(reg);

		writel(val | MX25_BM_EXTERNAL_VBUS_DIVIDER, reg);

		spin_unlock_irqrestore(&usbmisc->lock, flags);