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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>
This commit is contained in:
Hema HK 2011-03-24 17:08:42 +05:30 committed by Felipe Balbi
parent a6d28523db
commit 8cfc67f074
1 changed files with 5 additions and 2 deletions
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7
arch/arm/mach-omap2/omap_phy_internal.c
View File

@ -50,13 +50,16 @@ int omap4430_phy_init(struct device *dev)
{ {
ctrl_base = ioremap(OMAP443X_SCM_BASE, SZ_1K); ctrl_base = ioremap(OMAP443X_SCM_BASE, SZ_1K);
if (!ctrl_base) { if (!ctrl_base) {
dev_err(dev, "control module ioremap failed\n"); pr_err("control module ioremap failed\n");
return -ENOMEM; return -ENOMEM;
} }
/* Power down the phy */ /* Power down the phy */
__raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF); __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)) { if (IS_ERR(phyclk)) {
dev_err(dev, "cannot clk_get ocp2scp_usb_phy_ick\n"); dev_err(dev, "cannot clk_get ocp2scp_usb_phy_ick\n");
iounmap(ctrl_base); iounmap(ctrl_base);