usb: otg: OMAP4430: Powerdown the internal PHY when USB is disabled

Powerdown the internal UTMI PHY when USB is not enabled. This will
allow the OMAP core domain to transition to retention and offmode.

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

diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index f665adeec3f0f32a4f1b07ca7019ae459cafc90a..fd95e62e8fcf11c5ad55dc55deb00b5380c257c2 100644 (file)
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -167,5 +167,7 @@ void __init usb_musb_init(struct omap_musb_board_data *board_data)
 #else
 void __init usb_musb_init(struct omap_musb_board_data *board_data)
 {
+       if (cpu_is_omap44xx())
+               omap4430_phy_init(NULL);
 }
 #endif /* CONFIG_USB_MUSB_SOC */