usb: otg: OMAP4430: Fixing the omap4430_phy_init function

omap4430_phy_init() function can be called with no device pointer,
to powerdown the PHY during board init when USB is disabled.
Fix the function accordingly.

Signed-off-by: Hema HK <hemahk@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c
index eff6e24..f47813e 100644 (file)
--- a/arch/arm/mach-omap2/omap_phy_internal.c
+++ b/arch/arm/mach-omap2/omap_phy_internal.c
@@ -50,13 +50,16 @@ int omap4430_phy_init(struct device *dev)
 {
        ctrl_base = ioremap(OMAP443X_SCM_BASE, SZ_1K);
        if (!ctrl_base) {
-               dev_err(dev, "control module ioremap failed\n");
+               pr_err("control module ioremap failed\n");
                return -ENOMEM;
        }
        /* Power down the phy */
        __raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF);
-       phyclk = clk_get(dev, "ocp2scp_usb_phy_ick");
 
+       if (!dev)
+               return 0;
+
+       phyclk = clk_get(dev, "ocp2scp_usb_phy_ick");
        if (IS_ERR(phyclk)) {
                dev_err(dev, "cannot clk_get ocp2scp_usb_phy_ick\n");
                iounmap(ctrl_base);