USB OHCI support for at91sam9g45 SoC

Add USB OHCI support for at91sam9g45ekes/at91sam9m10g45ek boards.

Note that according to errata from Atmel, OHCI is not operational
on the first revision of at91sam9g45 chip. So this patch enables
OHCI support for later revisions.

Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com>
diff --git a/board/atmel/at91sam9m10g45ek/at91sam9m10g45ek.c b/board/atmel/at91sam9m10g45ek/at91sam9m10g45ek.c
index edfb627..8fa0449 100644
--- a/board/atmel/at91sam9m10g45ek/at91sam9m10g45ek.c
+++ b/board/atmel/at91sam9m10g45ek/at91sam9m10g45ek.c
@@ -87,6 +87,16 @@
 }
 #endif
 
+#ifdef CONFIG_CMD_USB
+static void at91sam9m10g45ek_usb_hw_init(void)
+{
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9G45_ID_PIODE);
+
+	at91_set_gpio_output(AT91_PIN_PD1, 0);
+	at91_set_gpio_output(AT91_PIN_PD3, 0);
+}
+#endif
+
 #ifdef CONFIG_MACB
 static void at91sam9m10g45ek_macb_hw_init(void)
 {
@@ -251,6 +261,9 @@
 #ifdef CONFIG_CMD_NAND
 	at91sam9m10g45ek_nand_hw_init();
 #endif
+#ifdef CONFIG_CMD_USB
+	at91sam9m10g45ek_usb_hw_init();
+#endif
 #ifdef CONFIG_HAS_DATAFLASH
 	at91_spi0_hw_init(1 << 0);
 #endif