From 2efb33591a5f7b5765d5209c2b3b418e9754b0e8 Mon Sep 17 00:00:00 2001
From: Lukasz Majewski <l.majewski@samsung.com>
Date: Thu, 12 May 2016 13:17:03 +0200
Subject: [PATCH] TPL: TM2: usb3: Provide board specific code to support DWC3
 controller

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
---
 board/samsung/tm2/tm2.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/board/samsung/tm2/tm2.c b/board/samsung/tm2/tm2.c
index cb4328e..69bbbea 100644
--- a/board/samsung/tm2/tm2.c
+++ b/board/samsung/tm2/tm2.c
@@ -7,8 +7,14 @@
 #include <dm.h>
 #include <errno.h>
 #include <malloc.h>
+#include <dwc3-uboot.h>
 #include <asm/armv8/mmu.h>
 #include <asm/arch/dwmmc.h>
+#include <usb.h>
+#include <dwc3-uboot.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/power.h>
+#include <samsung-usb-phy-uboot.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -98,6 +104,37 @@ int board_mmc_init(bd_t *bis)
 }
 #endif
 
+#ifdef CONFIG_USB_DWC3
+static struct dwc3_device dwc3_device_data = {
+	.maximum_speed = USB_SPEED_SUPER,
+	.base = 0x15400000,
+	.dr_mode = USB_DR_MODE_PERIPHERAL,
+	.index = 0,
+};
+
+int usb_gadget_handle_interrupts(void)
+{
+	dwc3_uboot_handle_interrupt(0);
+	return 0;
+}
+
+int board_usb_init(int index, enum usb_init_type init)
+{
+	struct exynos_usb3_phy *phy = (struct exynos_usb3_phy *)
+		samsung_get_base_usb3_phy();
+
+	if (!phy) {
+		error("usb3 phy not supported");
+		return -ENODEV;
+	}
+
+	set_usbdrd_phy_ctrl(POWER_USB_DRD_PHY_CTRL_EN);
+	exynos5_usb3_phy_init(phy);
+
+	return dwc3_uboot_init(&dwc3_device_data);
+}
+#endif
+
 int checkboard(void)
 {
 	const char *board_info;
-- 
2.7.4