Merge branch 'upstream/wm8974' into for-2.6.33

[pandora-kernel.git] / arch / arm / mach-omap2 / usb-musb.c

diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index 34a56a1..d85296d 100644 (file)
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -28,10 +28,20 @@
 
 #include <mach/hardware.h>
 #include <mach/irqs.h>
-#include <mach/pm.h>
 #include <mach/mux.h>
 #include <mach/usb.h>
 
+#define OTG_SYSCONFIG  (OMAP34XX_HSUSB_OTG_BASE + 0x404)
+
+static void __init usb_musb_pm_init(void)
+{
+       /* Ensure force-idle mode for OTG controller */
+       if (cpu_is_omap34xx())
+               omap_writel(0, OTG_SYSCONFIG);
+}
+
+#ifdef CONFIG_USB_MUSB_SOC
+
 static struct resource musb_resources[] = {
        [0] = { /* start and end set dynamically */
                .flags  = IORESOURCE_MEM,
@@ -184,4 +194,13 @@ void __init usb_musb_init(void)
                printk(KERN_ERR "Unable to register HS-USB (MUSB) device\n");
                return;
        }
+
+       usb_musb_pm_init();
+}
+
+#else
+void __init usb_musb_init(void)
+{
+       usb_musb_pm_init();
 }
+#endif /* CONFIG_USB_MUSB_SOC */