omap3: overo: Add usb host support

[karo-tx-uboot.git] / board / overo / overo.c

diff --git a/board/overo/overo.c b/board/overo/overo.c
index 488246bcc57c603e035eefa55e7917c7bae2498f..66146eead5f751650366e14f900a015a6c75c282 100644 (file)
--- a/board/overo/overo.c
+++ b/board/overo/overo.c
@@ -25,6 +25,11 @@
 #include <asm/mach-types.h>
 #include "overo.h"
 
+#ifdef CONFIG_USB_EHCI
+#include <usb.h>
+#include <asm/ehci-omap.h>
+#endif
+
 DECLARE_GLOBAL_DATA_PTR;
 
 #define TWL4030_I2C_BUS                        0
@@ -474,3 +479,32 @@ int board_mmc_init(bd_t *bis)
        return omap_mmc_init(0, 0, 0, -1, -1);
 }
 #endif
+
+#if defined(CONFIG_USB_EHCI) &&  !defined(CONFIG_SPL_BUILD)
+static struct omap_usbhs_board_data usbhs_bdata = {
+       .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
+       .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
+       .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED
+};
+
+#define GUMSTIX_GPIO_USBH_CPEN         168
+int ehci_hcd_init(int index, enum usb_init_type init,
+                 struct ehci_hccr **hccr, struct ehci_hcor **hcor)
+{
+       /* Enable USB power */
+       if (!gpio_request(GUMSTIX_GPIO_USBH_CPEN, "usbh_cpen"))
+               gpio_direction_output(GUMSTIX_GPIO_USBH_CPEN, 1);
+
+       return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
+}
+
+int ehci_hcd_stop(void)
+{
+       /* Disable USB power */
+       gpio_set_value(GUMSTIX_GPIO_USBH_CPEN, 0);
+       gpio_free(GUMSTIX_GPIO_USBH_CPEN);
+
+       return omap_ehci_hcd_stop();
+}
+
+#endif /* CONFIG_USB_EHCI */