[U-Boot] [u-boot 14/40] usb: dwc3: linux-compat: Add header for dwc3 linux compatibiltiy

[Kishon Vijay Abraham I]

Added a header file to include various linux specific APIs like
pr_debug, WARN_ WARN_ON_ONCE etc.. in order to avoid compilation
error while building dwc3 driver.

Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
---
 drivers/usb/dwc3/linux-compat.h |   30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 drivers/usb/dwc3/linux-compat.h

diff --git a/drivers/usb/dwc3/linux-compat.h b/drivers/usb/dwc3/linux-compat.h
new file mode 100644
index 0000000..58c4716
--- /dev/null
+++ b/drivers/usb/dwc3/linux-compat.h
@@ -0,0 +1,30 @@
+/**
+ * linux-compat.h - DesignWare USB3 Linux Compatibiltiy Adapter  Header
+ *
+ * Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com
+ *
+ * Authors: Kishon Vijay Abraham I <kishon at ti.com>
+ *
+ * Taken from Linux Kernel v3.16 (drivers/usb/dwc3/core.c) and ported
+ * to uboot.
+ *
+ * SPDX-License-Identifier:	GPL-2.0
+ *
+ */
+
+#ifndef __DWC3_LINUX_COMPAT__
+#define __DWC3_LINUX_COMPAT__
+
+#define pr_debug(format)                debug(format)
+#define WARN(val, format, arg...)	debug(format, ##arg)
+#define WARN_ON_ONCE(val)		debug("Error %d\n", val)
+
+#define BUILD_BUG_ON_NOT_POWER_OF_2(n)
+
+static inline size_t strlcat(char *dest, const char *src, size_t n)
+{
+	strcat(dest, src);
+	return strlen(dest) + strlen(src);
+}
+
+#endif
-- 
1.7.9.5