colibri_vf: Enable board specific USB initialisation for USB pen gpio

[karo-tx-uboot.git] / board / toradex / colibri_vf / colibri_vf.c

diff --git a/board/toradex/colibri_vf/colibri_vf.c b/board/toradex/colibri_vf/colibri_vf.c
index 717302239515eb5f8de64b64e689b40f16a32b62..8618fd068cc447adf1b9990e86d392f17c742da5 100644 (file)
--- a/board/toradex/colibri_vf/colibri_vf.c
+++ b/board/toradex/colibri_vf/colibri_vf.c
@@ -20,6 +20,7 @@
 #include <netdev.h>
 #include <i2c.h>
 #include <g_dnl.h>
+#include <asm/gpio.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -32,6 +33,12 @@ DECLARE_GLOBAL_DATA_PTR;
 #define ENET_PAD_CTRL  (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_HIGH | \
                        PAD_CTL_DSE_50ohm | PAD_CTL_OBE_IBE_ENABLE)
 
+#define USB_PEN_GPIO           83
+
+static const iomux_v3_cfg_t usb_pads[] = {
+       VF610_PAD_PTD4__GPIO_83,
+};
+
 int dram_init(void)
 {
        static const struct ddr3_jedec_timings timings = {
@@ -464,3 +471,21 @@ int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
 
        return 0;
 }
+
+#ifdef CONFIG_USB_EHCI_VF
+int board_ehci_hcd_init(int port)
+{
+       imx_iomux_v3_setup_multiple_pads(usb_pads, ARRAY_SIZE(usb_pads));
+
+       switch (port) {
+       case 0:
+               /* USBC does not have PEN, also configured as USB client only */
+               break;
+       case 1:
+               gpio_request(USB_PEN_GPIO, "usb-pen-gpio");
+               gpio_direction_output(USB_PEN_GPIO, 0);
+               break;
+       }
+       return 0;
+}
+#endif