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>

1 files changed, 5 insertions, 2 deletions

diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c
index eff6e248b562..f47813edd951 100644
--- 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);